Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r100-tall-171624200900437.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is DES-PT-30a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-tall-171624200900437
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 6.4K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.3K Apr 22 14:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 22 14:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 22 14:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 12 08:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 130K Apr 12 08:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Apr 12 08:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Apr 12 08:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Apr 22 14:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 70K May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716365901079

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DES-PT-30a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-22 08:18:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-22 08:18:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 08:18:22] [INFO ] Load time of PNML (sax parser for PT used): 78 ms
[2024-05-22 08:18:22] [INFO ] Transformed 234 places.
[2024-05-22 08:18:22] [INFO ] Transformed 191 transitions.
[2024-05-22 08:18:22] [INFO ] Found NUPN structural information;
[2024-05-22 08:18:22] [INFO ] Parsed PT model containing 234 places and 191 transitions and 926 arcs in 179 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 234/234 places, 191/191 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 234 transition count 177
Applied a total of 14 rules in 42 ms. Remains 234 /234 variables (removed 0) and now considering 177/191 (removed 14) transitions.
// Phase 1: matrix 177 rows 234 cols
[2024-05-22 08:18:22] [INFO ] Computed 59 invariants in 28 ms
[2024-05-22 08:18:22] [INFO ] Implicit Places using invariants in 444 ms returned [131]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 474 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 233/234 places, 177/191 transitions.
Applied a total of 0 rules in 7 ms. Remains 233 /233 variables (removed 0) and now considering 177/177 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 540 ms. Remains : 233/234 places, 177/191 transitions.
Discarding 9 transitions out of 177. Remains 168
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (889 resets) in 2315 ms. (17 steps per ms) remains 103/167 properties
BEST_FIRST walk for 402 steps (8 resets) in 12 ms. (30 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 103/103 properties
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 22 ms. (17 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 4 ms. (80 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 103/103 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 4 ms. (80 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 4 ms. (80 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 103/103 properties
BEST_FIRST walk for 402 steps (8 resets) in 4 ms. (80 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 103/103 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 103/103 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 103/103 properties
// Phase 1: matrix 177 rows 233 cols
[2024-05-22 08:18:23] [INFO ] Computed 58 invariants in 8 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 108/108 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 2 (OVERLAPS) 10/118 variables, 6/114 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 10/124 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 5 (OVERLAPS) 62/180 variables, 26/150 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/180 variables, 62/212 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 8 (OVERLAPS) 42/222 variables, 24/236 constraints. Problems are: Problem set: 0 solved, 103 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/222 variables, 42/278 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/222 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 11 (OVERLAPS) 4/226 variables, 2/280 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/226 variables, 4/284 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/226 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 14 (OVERLAPS) 176/402 variables, 226/510 constraints. Problems are: Problem set: 0 solved, 103 unsolved
[2024-05-22 08:18:27] [INFO ] Deduced a trap composed of 13 places in 85 ms of which 15 ms to minimize.
[2024-05-22 08:18:27] [INFO ] Deduced a trap composed of 9 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:18:27] [INFO ] Deduced a trap composed of 11 places in 58 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/513 constraints. Problems are: Problem set: 0 solved, 103 unsolved
[2024-05-22 08:18:29] [INFO ] Deduced a trap composed of 22 places in 62 ms of which 1 ms to minimize.
SMT process timed out in 5163ms, After SMT, problems are : Problem set: 0 solved, 103 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 108 out of 233 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 233/233 places, 177/177 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 233 transition count 175
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 232 transition count 174
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 232 transition count 174
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 8 place count 232 transition count 174
Applied a total of 8 rules in 49 ms. Remains 232 /233 variables (removed 1) and now considering 174/177 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 232/233 places, 174/177 transitions.
RANDOM walk for 4000000 steps (53914 resets) in 36902 ms. (108 steps per ms) remains 91/103 properties
BEST_FIRST walk for 400003 steps (936 resets) in 1618 ms. (247 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (914 resets) in 1116 ms. (358 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (892 resets) in 1588 ms. (251 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (926 resets) in 1491 ms. (268 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400002 steps (902 resets) in 1158 ms. (345 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400002 steps (923 resets) in 1084 ms. (368 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (904 resets) in 1105 ms. (361 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (870 resets) in 1119 ms. (357 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (919 resets) in 1161 ms. (344 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400003 steps (903 resets) in 1028 ms. (388 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400003 steps (928 resets) in 1145 ms. (349 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (909 resets) in 1289 ms. (310 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400002 steps (916 resets) in 1064 ms. (375 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (869 resets) in 1085 ms. (368 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400003 steps (908 resets) in 1108 ms. (360 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400003 steps (901 resets) in 1248 ms. (320 steps per ms) remains 90/91 properties
BEST_FIRST walk for 400004 steps (909 resets) in 1075 ms. (371 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (910 resets) in 1274 ms. (313 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400002 steps (883 resets) in 1404 ms. (284 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (918 resets) in 1420 ms. (281 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (906 resets) in 1093 ms. (365 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (906 resets) in 807 ms. (495 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400002 steps (893 resets) in 1216 ms. (328 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (913 resets) in 1237 ms. (323 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400002 steps (679 resets) in 1252 ms. (319 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (671 resets) in 1044 ms. (382 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (685 resets) in 796 ms. (501 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (679 resets) in 798 ms. (500 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (675 resets) in 799 ms. (500 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (705 resets) in 803 ms. (497 steps per ms) remains 89/90 properties
BEST_FIRST walk for 400004 steps (692 resets) in 790 ms. (505 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (681 resets) in 792 ms. (504 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (691 resets) in 798 ms. (500 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (665 resets) in 793 ms. (503 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (685 resets) in 788 ms. (506 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (706 resets) in 786 ms. (508 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (707 resets) in 782 ms. (510 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (715 resets) in 869 ms. (459 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400001 steps (687 resets) in 808 ms. (494 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (682 resets) in 792 ms. (504 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (700 resets) in 788 ms. (506 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (663 resets) in 789 ms. (506 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400002 steps (673 resets) in 782 ms. (510 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400002 steps (697 resets) in 803 ms. (497 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (705 resets) in 795 ms. (502 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (701 resets) in 799 ms. (500 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (703 resets) in 781 ms. (511 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (2916 resets) in 964 ms. (414 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (2916 resets) in 951 ms. (420 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (2914 resets) in 938 ms. (425 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (2915 resets) in 947 ms. (421 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400001 steps (2917 resets) in 970 ms. (411 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (2912 resets) in 950 ms. (420 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (2908 resets) in 939 ms. (425 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (2912 resets) in 942 ms. (424 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (2906 resets) in 949 ms. (421 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (2918 resets) in 939 ms. (425 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (2900 resets) in 944 ms. (423 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400002 steps (2911 resets) in 956 ms. (417 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (2919 resets) in 958 ms. (417 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (2911 resets) in 960 ms. (416 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (2910 resets) in 959 ms. (416 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (2909 resets) in 974 ms. (410 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (2914 resets) in 946 ms. (422 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400002 steps (2913 resets) in 951 ms. (420 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (2912 resets) in 950 ms. (420 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400001 steps (2908 resets) in 974 ms. (410 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (2905 resets) in 947 ms. (421 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400002 steps (2921 resets) in 959 ms. (416 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (2913 resets) in 962 ms. (415 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (952 resets) in 777 ms. (514 steps per ms) remains 88/89 properties
BEST_FIRST walk for 400004 steps (975 resets) in 771 ms. (518 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (988 resets) in 782 ms. (510 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (988 resets) in 781 ms. (511 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (977 resets) in 788 ms. (506 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (955 resets) in 768 ms. (520 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (962 resets) in 762 ms. (524 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (965 resets) in 783 ms. (510 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (1008 resets) in 775 ms. (515 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (949 resets) in 788 ms. (506 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (957 resets) in 770 ms. (518 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (971 resets) in 770 ms. (518 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (955 resets) in 768 ms. (520 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (974 resets) in 749 ms. (533 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (965 resets) in 768 ms. (520 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (966 resets) in 778 ms. (513 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (979 resets) in 760 ms. (525 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (965 resets) in 767 ms. (520 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (943 resets) in 775 ms. (515 steps per ms) remains 88/88 properties
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:19:05] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:19:05] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (OVERLAPS) 10/103 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (OVERLAPS) 72/175 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:19:06] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/175 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/175 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 88 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 46/221 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/221 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 8 (OVERLAPS) 174/395 variables, 221/282 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/395 variables, 2/284 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:19:07] [INFO ] Deduced a trap composed of 13 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:19:07] [INFO ] Deduced a trap composed of 9 places in 48 ms of which 0 ms to minimize.
[2024-05-22 08:19:07] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 1 ms to minimize.
[2024-05-22 08:19:07] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:19:07] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:19:08] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/395 variables, 6/290 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:19:08] [INFO ] Deduced a trap composed of 13 places in 55 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/395 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/395 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 13 (OVERLAPS) 11/406 variables, 11/302 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:19:10] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 1/303 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/406 variables, 0/303 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 16 (OVERLAPS) 0/406 variables, 0/303 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 303 constraints, problems are : Problem set: 0 solved, 88 unsolved in 7612 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 88 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (OVERLAPS) 10/103 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (OVERLAPS) 72/175 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/175 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/175 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (OVERLAPS) 46/221 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/221 variables, 8/69 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/221 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 9 (OVERLAPS) 174/395 variables, 221/290 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/395 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/395 variables, 24/316 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:19:16] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:19:17] [INFO ] Deduced a trap composed of 9 places in 40 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/395 variables, 2/318 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/395 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 14 (OVERLAPS) 11/406 variables, 11/329 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/406 variables, 64/393 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:19:37] [INFO ] Deduced a trap composed of 8 places in 69 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/406 variables, 1/394 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/406 variables, 0/394 constraints. Problems are: Problem set: 0 solved, 88 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 406/406 variables, and 394 constraints, problems are : Problem set: 0 solved, 88 unsolved in 45013 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 12/12 constraints]
After SMT, in 52700ms problems are : Problem set: 0 solved, 88 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 93 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Applied a total of 0 rules in 12 ms. Remains 232 /232 variables (removed 0) and now considering 174/174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 232/232 places, 174/174 transitions.
RANDOM walk for 4000000 steps (53817 resets) in 29935 ms. (133 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (904 resets) in 798 ms. (500 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (913 resets) in 788 ms. (506 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (890 resets) in 784 ms. (509 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (912 resets) in 790 ms. (505 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (935 resets) in 783 ms. (510 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (894 resets) in 782 ms. (510 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (916 resets) in 780 ms. (512 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (908 resets) in 777 ms. (514 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (899 resets) in 780 ms. (512 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (910 resets) in 934 ms. (427 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (925 resets) in 779 ms. (512 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (899 resets) in 783 ms. (510 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (913 resets) in 784 ms. (509 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (894 resets) in 772 ms. (517 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400001 steps (920 resets) in 776 ms. (514 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (882 resets) in 770 ms. (518 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (894 resets) in 1213 ms. (329 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (922 resets) in 1362 ms. (293 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (897 resets) in 1063 ms. (375 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (912 resets) in 797 ms. (501 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (907 resets) in 789 ms. (506 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (899 resets) in 774 ms. (516 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (913 resets) in 1200 ms. (333 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (916 resets) in 803 ms. (497 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (675 resets) in 1166 ms. (342 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (666 resets) in 822 ms. (486 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (692 resets) in 1237 ms. (323 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (689 resets) in 824 ms. (484 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (703 resets) in 808 ms. (494 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (680 resets) in 1327 ms. (301 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (670 resets) in 1001 ms. (399 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (717 resets) in 822 ms. (486 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (722 resets) in 802 ms. (498 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (712 resets) in 796 ms. (501 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (687 resets) in 791 ms. (505 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (682 resets) in 783 ms. (510 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (689 resets) in 776 ms. (514 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (689 resets) in 771 ms. (518 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (672 resets) in 780 ms. (512 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (695 resets) in 1224 ms. (326 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (695 resets) in 1294 ms. (308 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (674 resets) in 1180 ms. (338 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (678 resets) in 1037 ms. (385 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (682 resets) in 1318 ms. (303 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (688 resets) in 1376 ms. (290 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (683 resets) in 1529 ms. (261 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (714 resets) in 1562 ms. (255 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (2901 resets) in 1979 ms. (202 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (2911 resets) in 1650 ms. (242 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (2908 resets) in 915 ms. (436 steps per ms) remains 88/88 properties
Interrupted probabilistic random walk after 13533229 steps, run timeout after 69001 ms. (steps per millisecond=196 ) properties seen :0 out of 88
Probabilistic random walk after 13533229 steps, saw 1690539 distinct states, run finished after 69017 ms. (steps per millisecond=196 ) properties seen :0
[2024-05-22 08:21:30] [INFO ] Invariant cache hit.
[2024-05-22 08:21:30] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (OVERLAPS) 10/103 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (OVERLAPS) 72/175 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/175 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (OVERLAPS) 46/221 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 88 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/221 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (OVERLAPS) 174/395 variables, 221/281 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/395 variables, 2/283 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:21:33] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 2 ms to minimize.
[2024-05-22 08:21:33] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/395 variables, 2/285 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:21:33] [INFO ] Deduced a trap composed of 19 places in 54 ms of which 2 ms to minimize.
[2024-05-22 08:21:33] [INFO ] Deduced a trap composed of 12 places in 62 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/395 variables, 2/287 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:21:34] [INFO ] Deduced a trap composed of 9 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:21:34] [INFO ] Deduced a trap composed of 11 places in 45 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/395 variables, 2/289 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/395 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 13 (OVERLAPS) 11/406 variables, 11/300 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:21:36] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:21:36] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:21:36] [INFO ] Deduced a trap composed of 7 places in 36 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 3/303 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/406 variables, 0/303 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 16 (OVERLAPS) 0/406 variables, 0/303 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 303 constraints, problems are : Problem set: 0 solved, 88 unsolved in 8623 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 88 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (OVERLAPS) 10/103 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (OVERLAPS) 72/175 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/175 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/175 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (OVERLAPS) 46/221 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/221 variables, 8/69 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/221 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 9 (OVERLAPS) 174/395 variables, 221/290 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/395 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/395 variables, 24/316 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/395 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 13 (OVERLAPS) 11/406 variables, 11/327 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 64/391 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:21:58] [INFO ] Deduced a trap composed of 9 places in 55 ms of which 2 ms to minimize.
[2024-05-22 08:21:58] [INFO ] Deduced a trap composed of 17 places in 47 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/406 variables, 2/393 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:22:07] [INFO ] Deduced a trap composed of 15 places in 48 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/406 variables, 1/394 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:22:22] [INFO ] Deduced a trap composed of 18 places in 50 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/406 variables, 1/395 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/406 variables, 0/395 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 19 (OVERLAPS) 0/406 variables, 0/395 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 395 constraints, problems are : Problem set: 0 solved, 88 unsolved in 75008 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 13/13 constraints]
After SMT, in 83683ms problems are : Problem set: 0 solved, 88 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 93 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Applied a total of 0 rules in 15 ms. Remains 232 /232 variables (removed 0) and now considering 174/174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 232/232 places, 174/174 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Applied a total of 0 rules in 8 ms. Remains 232 /232 variables (removed 0) and now considering 174/174 (removed 0) transitions.
[2024-05-22 08:22:54] [INFO ] Invariant cache hit.
[2024-05-22 08:22:54] [INFO ] Implicit Places using invariants in 153 ms returned []
[2024-05-22 08:22:54] [INFO ] Invariant cache hit.
[2024-05-22 08:22:54] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:22:54] [INFO ] Implicit Places using invariants and state equation in 198 ms returned []
Implicit Place search using SMT with State Equation took 367 ms to find 0 implicit places.
[2024-05-22 08:22:54] [INFO ] Redundant transitions in 4 ms returned []
Running 173 sub problems to find dead transitions.
[2024-05-22 08:22:54] [INFO ] Invariant cache hit.
[2024-05-22 08:22:54] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/231 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/231 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 2 (OVERLAPS) 1/232 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/232 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 5 (OVERLAPS) 174/406 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/406 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:22:57] [INFO ] Deduced a trap composed of 7 places in 48 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/406 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:22:58] [INFO ] Deduced a trap composed of 13 places in 60 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/406 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:23:00] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:23:01] [INFO ] Deduced a trap composed of 16 places in 42 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/406 variables, 2/298 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:23:02] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 1 ms to minimize.
[2024-05-22 08:23:02] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:23:02] [INFO ] Deduced a trap composed of 11 places in 56 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/406 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 173 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 301 constraints, problems are : Problem set: 0 solved, 173 unsolved in 12268 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 173/173 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 173 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/231 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/231 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 2 (OVERLAPS) 1/232 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/232 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/232 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:23:07] [INFO ] Deduced a trap composed of 12 places in 41 ms of which 0 ms to minimize.
[2024-05-22 08:23:08] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/232 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 7 (OVERLAPS) 174/406 variables, 232/301 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/406 variables, 2/303 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/406 variables, 173/476 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:23:14] [INFO ] Deduced a trap composed of 18 places in 47 ms of which 5 ms to minimize.
[2024-05-22 08:23:15] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 6 ms to minimize.
[2024-05-22 08:23:15] [INFO ] Deduced a trap composed of 9 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:23:17] [INFO ] Deduced a trap composed of 8 places in 49 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/406 variables, 4/480 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:23:33] [INFO ] Deduced a trap composed of 15 places in 66 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 406/406 variables, and 481 constraints, problems are : Problem set: 0 solved, 173 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 173/173 constraints, Known Traps: 14/14 constraints]
After SMT, in 42415ms problems are : Problem set: 0 solved, 173 unsolved
Search for dead transitions found 0 dead transitions in 42417ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42804 ms. Remains : 232/232 places, 174/174 transitions.
RANDOM walk for 400000 steps (5384 resets) in 4179 ms. (95 steps per ms) remains 88/93 properties
Running SMT prover for 88 properties.
[2024-05-22 08:23:38] [INFO ] Invariant cache hit.
[2024-05-22 08:23:38] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:23:38] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2024-05-22 08:23:38] [INFO ] After 153ms SMT Verify possible using state equation in real domain returned unsat :0 sat :88
[2024-05-22 08:23:38] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:23:38] [INFO ] After 92ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :88
TRAPS : Iteration 0
[2024-05-22 08:23:38] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 16 ms to minimize.
TRAPS : Iteration 1
[2024-05-22 08:23:40] [INFO ] After 1497ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:88
[2024-05-22 08:23:40] [INFO ] After 1785ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:88
[2024-05-22 08:23:40] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:23:40] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2024-05-22 08:23:40] [INFO ] After 174ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :88
[2024-05-22 08:23:40] [INFO ] After 116ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :88
TRAPS : Iteration 0
[2024-05-22 08:23:40] [INFO ] Deduced a trap composed of 7 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:23:40] [INFO ] Deduced a trap composed of 12 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:23:40] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 140 ms
TRAPS : Iteration 1
[2024-05-22 08:23:43] [INFO ] After 2722ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :88
[2024-05-22 08:23:43] [INFO ] After 3245ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :88
RANDOM walk for 4000000 steps (53968 resets) in 30437 ms. (131 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (899 resets) in 1251 ms. (319 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (923 resets) in 1654 ms. (241 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (901 resets) in 1764 ms. (226 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (911 resets) in 1732 ms. (230 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (897 resets) in 1640 ms. (243 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (930 resets) in 2082 ms. (192 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (902 resets) in 1414 ms. (282 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (908 resets) in 1404 ms. (284 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (914 resets) in 1733 ms. (230 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (943 resets) in 1577 ms. (253 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (885 resets) in 1640 ms. (243 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (889 resets) in 1550 ms. (257 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (940 resets) in 1614 ms. (247 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (909 resets) in 1697 ms. (235 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (897 resets) in 1415 ms. (282 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (910 resets) in 1417 ms. (282 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (913 resets) in 1468 ms. (272 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (913 resets) in 1407 ms. (284 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (909 resets) in 1516 ms. (263 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (907 resets) in 1656 ms. (241 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (917 resets) in 1509 ms. (264 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (897 resets) in 1403 ms. (284 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (922 resets) in 1376 ms. (290 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (894 resets) in 1428 ms. (279 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (668 resets) in 1552 ms. (257 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (668 resets) in 1419 ms. (281 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (702 resets) in 1505 ms. (265 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (701 resets) in 1373 ms. (291 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (708 resets) in 1535 ms. (260 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (691 resets) in 1290 ms. (309 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (695 resets) in 1476 ms. (270 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (706 resets) in 1402 ms. (285 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (674 resets) in 1461 ms. (273 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (689 resets) in 1362 ms. (293 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (704 resets) in 1263 ms. (316 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (687 resets) in 1235 ms. (323 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (673 resets) in 1376 ms. (290 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (695 resets) in 1244 ms. (321 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (702 resets) in 1312 ms. (304 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (679 resets) in 1779 ms. (224 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (706 resets) in 1430 ms. (279 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (694 resets) in 1360 ms. (293 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (677 resets) in 1328 ms. (300 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (711 resets) in 1288 ms. (310 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (682 resets) in 1357 ms. (294 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (720 resets) in 1284 ms. (311 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (682 resets) in 1419 ms. (281 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (2918 resets) in 1596 ms. (250 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (2916 resets) in 1565 ms. (255 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (2921 resets) in 1757 ms. (227 steps per ms) remains 88/88 properties
Interrupted probabilistic random walk after 21032923 steps, run timeout after 105001 ms. (steps per millisecond=200 ) properties seen :0 out of 88
Probabilistic random walk after 21032923 steps, saw 2575041 distinct states, run finished after 105001 ms. (steps per millisecond=200 ) properties seen :0
[2024-05-22 08:26:03] [INFO ] Invariant cache hit.
[2024-05-22 08:26:03] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (OVERLAPS) 10/103 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (OVERLAPS) 72/175 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/175 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (OVERLAPS) 46/221 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 88 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/221 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (OVERLAPS) 174/395 variables, 221/281 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/395 variables, 2/283 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:26:06] [INFO ] Deduced a trap composed of 16 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:26:06] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/395 variables, 2/285 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:26:07] [INFO ] Deduced a trap composed of 19 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:26:07] [INFO ] Deduced a trap composed of 12 places in 62 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/395 variables, 2/287 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:26:07] [INFO ] Deduced a trap composed of 9 places in 46 ms of which 2 ms to minimize.
[2024-05-22 08:26:07] [INFO ] Deduced a trap composed of 11 places in 47 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/395 variables, 2/289 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/395 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 13 (OVERLAPS) 11/406 variables, 11/300 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:26:09] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:26:10] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:26:10] [INFO ] Deduced a trap composed of 7 places in 36 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 3/303 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/406 variables, 0/303 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 16 (OVERLAPS) 0/406 variables, 0/303 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 303 constraints, problems are : Problem set: 0 solved, 88 unsolved in 8450 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 88 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (OVERLAPS) 10/103 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (OVERLAPS) 72/175 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/175 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/175 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (OVERLAPS) 46/221 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/221 variables, 8/69 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/221 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 9 (OVERLAPS) 174/395 variables, 221/290 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/395 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/395 variables, 24/316 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/395 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 13 (OVERLAPS) 11/406 variables, 11/327 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 64/391 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:26:31] [INFO ] Deduced a trap composed of 9 places in 65 ms of which 1 ms to minimize.
[2024-05-22 08:26:31] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 5 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/406 variables, 2/393 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:26:40] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 2 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/406 variables, 1/394 constraints. Problems are: Problem set: 0 solved, 88 unsolved
[2024-05-22 08:26:55] [INFO ] Deduced a trap composed of 18 places in 52 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/406 variables, 1/395 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/406 variables, 0/395 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 19 (OVERLAPS) 0/406 variables, 0/395 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 395 constraints, problems are : Problem set: 0 solved, 88 unsolved in 80723 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 13/13 constraints]
After SMT, in 89223ms problems are : Problem set: 0 solved, 88 unsolved
Parikh walk visited 4 properties in 22514 ms.
Support contains 89 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Applied a total of 0 rules in 9 ms. Remains 232 /232 variables (removed 0) and now considering 174/174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 232/232 places, 174/174 transitions.
RANDOM walk for 4000000 steps (54034 resets) in 29747 ms. (134 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (925 resets) in 1115 ms. (358 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (881 resets) in 1275 ms. (313 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (905 resets) in 1106 ms. (361 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (903 resets) in 1121 ms. (356 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (919 resets) in 1060 ms. (377 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (916 resets) in 1059 ms. (377 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (894 resets) in 1105 ms. (361 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400001 steps (885 resets) in 1144 ms. (349 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (904 resets) in 1081 ms. (369 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (903 resets) in 947 ms. (421 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (913 resets) in 1335 ms. (299 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (911 resets) in 1081 ms. (369 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (920 resets) in 1080 ms. (370 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (918 resets) in 1052 ms. (379 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (920 resets) in 1042 ms. (383 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (900 resets) in 1114 ms. (358 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (884 resets) in 1137 ms. (351 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (923 resets) in 1337 ms. (298 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (872 resets) in 1308 ms. (305 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (913 resets) in 1204 ms. (331 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (934 resets) in 1235 ms. (323 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (922 resets) in 1363 ms. (293 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (676 resets) in 1319 ms. (303 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (681 resets) in 1413 ms. (282 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (673 resets) in 1138 ms. (351 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (698 resets) in 1473 ms. (271 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (706 resets) in 1186 ms. (336 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (698 resets) in 1203 ms. (332 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (677 resets) in 1439 ms. (277 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (670 resets) in 1450 ms. (275 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (682 resets) in 1503 ms. (265 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (690 resets) in 1258 ms. (317 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (691 resets) in 1343 ms. (297 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (700 resets) in 1353 ms. (295 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (689 resets) in 1326 ms. (301 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (677 resets) in 1325 ms. (301 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (718 resets) in 1399 ms. (285 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400002 steps (694 resets) in 1324 ms. (301 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (689 resets) in 1213 ms. (329 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (704 resets) in 1439 ms. (277 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (661 resets) in 1177 ms. (339 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (693 resets) in 1183 ms. (337 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (711 resets) in 1228 ms. (325 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400002 steps (2913 resets) in 1612 ms. (247 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (2904 resets) in 1383 ms. (289 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400001 steps (2912 resets) in 1536 ms. (260 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (2907 resets) in 1429 ms. (279 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400004 steps (2916 resets) in 1416 ms. (282 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (2908 resets) in 1653 ms. (241 steps per ms) remains 84/84 properties
BEST_FIRST walk for 400003 steps (2907 resets) in 1768 ms. (226 steps per ms) remains 84/84 properties
Interrupted probabilistic random walk after 18496945 steps, run timeout after 93001 ms. (steps per millisecond=198 ) properties seen :0 out of 84
Probabilistic random walk after 18496945 steps, saw 2268357 distinct states, run finished after 93001 ms. (steps per millisecond=198 ) properties seen :0
[2024-05-22 08:30:00] [INFO ] Invariant cache hit.
[2024-05-22 08:30:00] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (OVERLAPS) 10/99 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/99 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 72/171 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/171 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (OVERLAPS) 50/221 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 84 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/221 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (OVERLAPS) 174/395 variables, 221/281 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/395 variables, 2/283 constraints. Problems are: Problem set: 0 solved, 84 unsolved
[2024-05-22 08:30:02] [INFO ] Deduced a trap composed of 12 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:30:03] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 0 ms to minimize.
[2024-05-22 08:30:03] [INFO ] Deduced a trap composed of 10 places in 45 ms of which 0 ms to minimize.
[2024-05-22 08:30:03] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/395 variables, 4/287 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/395 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 11 (OVERLAPS) 11/406 variables, 11/298 constraints. Problems are: Problem set: 0 solved, 84 unsolved
[2024-05-22 08:30:04] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:30:04] [INFO ] Deduced a trap composed of 11 places in 53 ms of which 2 ms to minimize.
[2024-05-22 08:30:04] [INFO ] Deduced a trap composed of 7 places in 42 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 301 constraints, problems are : Problem set: 0 solved, 84 unsolved in 6387 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 84 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (OVERLAPS) 10/99 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/99 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 72/171 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/171 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/171 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 50/221 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/221 variables, 6/67 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/221 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (OVERLAPS) 174/395 variables, 221/288 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/395 variables, 2/290 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/395 variables, 22/312 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/395 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 13 (OVERLAPS) 11/406 variables, 11/323 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 62/385 constraints. Problems are: Problem set: 0 solved, 84 unsolved
[2024-05-22 08:30:23] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/406 variables, 1/386 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/406 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 84 unsolved
[2024-05-22 08:30:44] [INFO ] Deduced a trap composed of 10 places in 56 ms of which 1 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/406 variables, 1/387 constraints. Problems are: Problem set: 0 solved, 84 unsolved
[2024-05-22 08:30:54] [INFO ] Deduced a trap composed of 18 places in 52 ms of which 2 ms to minimize.
[2024-05-22 08:30:55] [INFO ] Deduced a trap composed of 8 places in 57 ms of which 1 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/406 variables, 2/389 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/406 variables, 0/389 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 20 (OVERLAPS) 0/406 variables, 0/389 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 389 constraints, problems are : Problem set: 0 solved, 84 unsolved in 81555 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 11/11 constraints]
After SMT, in 87991ms problems are : Problem set: 0 solved, 84 unsolved
Fused 84 Parikh solutions to 83 different solutions.
Parikh walk visited 0 properties in 19705 ms.
Support contains 89 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Applied a total of 0 rules in 24 ms. Remains 232 /232 variables (removed 0) and now considering 174/174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 232/232 places, 174/174 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Applied a total of 0 rules in 7 ms. Remains 232 /232 variables (removed 0) and now considering 174/174 (removed 0) transitions.
[2024-05-22 08:31:48] [INFO ] Invariant cache hit.
[2024-05-22 08:31:48] [INFO ] Implicit Places using invariants in 102 ms returned []
[2024-05-22 08:31:48] [INFO ] Invariant cache hit.
[2024-05-22 08:31:48] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:31:48] [INFO ] Implicit Places using invariants and state equation in 172 ms returned []
Implicit Place search using SMT with State Equation took 283 ms to find 0 implicit places.
[2024-05-22 08:31:48] [INFO ] Redundant transitions in 4 ms returned []
Running 173 sub problems to find dead transitions.
[2024-05-22 08:31:48] [INFO ] Invariant cache hit.
[2024-05-22 08:31:48] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/231 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/231 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 2 (OVERLAPS) 1/232 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/232 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 5 (OVERLAPS) 174/406 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/406 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:31:51] [INFO ] Deduced a trap composed of 7 places in 46 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/406 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:31:52] [INFO ] Deduced a trap composed of 13 places in 48 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/406 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:31:54] [INFO ] Deduced a trap composed of 8 places in 46 ms of which 0 ms to minimize.
[2024-05-22 08:31:54] [INFO ] Deduced a trap composed of 16 places in 37 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/406 variables, 2/298 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:31:56] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:31:56] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:31:56] [INFO ] Deduced a trap composed of 11 places in 53 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/406 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 173 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 301 constraints, problems are : Problem set: 0 solved, 173 unsolved in 12184 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 173/173 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 173 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/231 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/231 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 2 (OVERLAPS) 1/232 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/232 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/232 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:32:01] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 1 ms to minimize.
[2024-05-22 08:32:02] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/232 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 7 (OVERLAPS) 174/406 variables, 232/301 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/406 variables, 2/303 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/406 variables, 173/476 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:32:08] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:32:08] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 0 ms to minimize.
[2024-05-22 08:32:09] [INFO ] Deduced a trap composed of 9 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:32:11] [INFO ] Deduced a trap composed of 8 places in 46 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/406 variables, 4/480 constraints. Problems are: Problem set: 0 solved, 173 unsolved
[2024-05-22 08:32:26] [INFO ] Deduced a trap composed of 15 places in 52 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 406/406 variables, and 481 constraints, problems are : Problem set: 0 solved, 173 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 173/173 constraints, Known Traps: 14/14 constraints]
After SMT, in 42276ms problems are : Problem set: 0 solved, 173 unsolved
Search for dead transitions found 0 dead transitions in 42278ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42577 ms. Remains : 232/232 places, 174/174 transitions.
RANDOM walk for 400000 steps (5347 resets) in 3777 ms. (105 steps per ms) remains 84/89 properties
Running SMT prover for 84 properties.
[2024-05-22 08:32:32] [INFO ] Invariant cache hit.
[2024-05-22 08:32:32] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:32:32] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2024-05-22 08:32:32] [INFO ] After 169ms SMT Verify possible using state equation in real domain returned unsat :0 sat :84
[2024-05-22 08:32:32] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:32:32] [INFO ] After 86ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :84
TRAPS : Iteration 0
[2024-05-22 08:32:32] [INFO ] Deduced a trap composed of 13 places in 60 ms of which 2 ms to minimize.
[2024-05-22 08:32:33] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 1 ms to minimize.
TRAPS : Iteration 1
[2024-05-22 08:32:34] [INFO ] After 2046ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :2 real:82
[2024-05-22 08:32:34] [INFO ] After 2324ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :2 real:82
[2024-05-22 08:32:34] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:32:34] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2024-05-22 08:32:34] [INFO ] After 166ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :84
[2024-05-22 08:32:34] [INFO ] After 122ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :84
TRAPS : Iteration 0
[2024-05-22 08:32:35] [INFO ] Deduced a trap composed of 6 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:32:35] [INFO ] Deduced a trap composed of 13 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:32:35] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 1 ms to minimize.
[2024-05-22 08:32:35] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 166 ms
[2024-05-22 08:32:36] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:32:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 73 ms
TRAPS : Iteration 1
[2024-05-22 08:32:37] [INFO ] After 2787ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :84
[2024-05-22 08:32:37] [INFO ] After 3166ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :84
RANDOM walk for 40000 steps (543 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 134 ms. (296 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1727859 steps, run timeout after 3001 ms. (steps per millisecond=575 ) properties seen :0 out of 1
Probabilistic random walk after 1727859 steps, saw 241478 distinct states, run finished after 3001 ms. (steps per millisecond=575 ) properties seen :0
[2024-05-22 08:32:40] [INFO ] Invariant cache hit.
[2024-05-22 08:32:40] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 207 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:32:41] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 2 ms to minimize.
[2024-05-22 08:32:41] [INFO ] Deduced a trap composed of 11 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:32:41] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:32:41] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 4/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 299 constraints, problems are : Problem set: 0 solved, 1 unsolved in 472 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 689ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 322 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 30 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (545 resets) in 183 ms. (217 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (100 resets) in 95 ms. (416 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1743429 steps, run timeout after 3001 ms. (steps per millisecond=580 ) properties seen :0 out of 1
Probabilistic random walk after 1743429 steps, saw 243436 distinct states, run finished after 3003 ms. (steps per millisecond=580 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:32:44] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:32:44] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 181 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:32:45] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/330 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/342 variables, 8/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 3/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:32:45] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/342 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:32:45] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/343 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/375 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/375 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 29/404 variables, 29/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 397 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 591ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1683 steps, including 1 resets, run visited all 1 properties in 6 ms. (steps per millisecond=280 )
Parikh walk visited 1 properties in 10 ms.
RANDOM walk for 2788 steps (39 resets) in 29 ms. (92 steps per ms) remains 0/1 properties
RANDOM walk for 768 steps (10 resets) in 6 ms. (109 steps per ms) remains 0/1 properties
RANDOM walk for 40000 steps (535 resets) in 335 ms. (119 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (96 resets) in 95 ms. (416 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1720229 steps, run timeout after 3001 ms. (steps per millisecond=573 ) properties seen :0 out of 1
Probabilistic random walk after 1720229 steps, saw 240532 distinct states, run finished after 3001 ms. (steps per millisecond=573 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:32:48] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 08:32:48] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 138 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:32:48] [INFO ] Deduced a trap composed of 10 places in 45 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:32:49] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:32:49] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 2/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 321 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 473ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 298 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 17 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (541 resets) in 167 ms. (238 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 61 ms. (645 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1758575 steps, run timeout after 3001 ms. (steps per millisecond=585 ) properties seen :0 out of 1
Probabilistic random walk after 1758575 steps, saw 245615 distinct states, run finished after 3003 ms. (steps per millisecond=585 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:32:52] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:32:52] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 232 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:32:52] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/183 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/183 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/190 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 140/330 variables, 190/246 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 2/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/330 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/342 variables, 8/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 3/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:32:53] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:32:53] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 2/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/342 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:32:53] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/343 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/375 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 1/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/375 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 29/404 variables, 29/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/404 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/404 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 457 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 701ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 289 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 5 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 5 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:32:53] [INFO ] Invariant cache hit.
[2024-05-22 08:32:53] [INFO ] Implicit Places using invariants in 128 ms returned []
[2024-05-22 08:32:53] [INFO ] Invariant cache hit.
[2024-05-22 08:32:53] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:32:53] [INFO ] Implicit Places using invariants and state equation in 236 ms returned []
Implicit Place search using SMT with State Equation took 366 ms to find 0 implicit places.
[2024-05-22 08:32:53] [INFO ] Redundant transitions in 3 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:32:53] [INFO ] Invariant cache hit.
[2024-05-22 08:32:53] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:32:56] [INFO ] Deduced a trap composed of 15 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:32:56] [INFO ] Deduced a trap composed of 8 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:32:56] [INFO ] Deduced a trap composed of 10 places in 44 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:32:58] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 1 ms to minimize.
[2024-05-22 08:32:58] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:32:58] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:32:59] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 0 ms to minimize.
[2024-05-22 08:33:00] [INFO ] Deduced a trap composed of 12 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:33:00] [INFO ] Deduced a trap composed of 12 places in 42 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11534 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:33:11] [INFO ] Deduced a trap composed of 9 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:33:11] [INFO ] Deduced a trap composed of 14 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:33:12] [INFO ] Deduced a trap composed of 7 places in 56 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41605ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41607ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41991 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 15 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:33:35] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:33:35] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:33:35] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2024-05-22 08:33:35] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:33:35] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:33:35] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:33:35] [INFO ] After 73ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:33:35] [INFO ] After 92ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:33:35] [INFO ] After 164ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 261 ms.
RANDOM walk for 40000 steps (556 resets) in 99 ms. (400 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (98 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1783763 steps, run timeout after 3001 ms. (steps per millisecond=594 ) properties seen :0 out of 1
Probabilistic random walk after 1783763 steps, saw 248851 distinct states, run finished after 3001 ms. (steps per millisecond=594 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:33:38] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:33:38] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 189 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:33:39] [INFO ] Deduced a trap composed of 16 places in 49 ms of which 2 ms to minimize.
[2024-05-22 08:33:39] [INFO ] Deduced a trap composed of 18 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:33:39] [INFO ] Deduced a trap composed of 17 places in 43 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 386 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 588ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 113597 steps, including 412 resets, run visited all 1 properties in 245 ms. (steps per millisecond=463 )
Parikh walk visited 1 properties in 244 ms.
RANDOM walk for 40000 steps (532 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1708894 steps, run timeout after 3001 ms. (steps per millisecond=569 ) properties seen :0 out of 1
Probabilistic random walk after 1708894 steps, saw 239301 distinct states, run finished after 3001 ms. (steps per millisecond=569 ) properties seen :0
[2024-05-22 08:33:42] [INFO ] Invariant cache hit.
[2024-05-22 08:33:42] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 167 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:33:43] [INFO ] Deduced a trap composed of 10 places in 43 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:33:43] [INFO ] Deduced a trap composed of 16 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:33:43] [INFO ] Deduced a trap composed of 24 places in 47 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 2/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 356 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 529ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 280 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 17 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (556 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1726448 steps, run timeout after 3001 ms. (steps per millisecond=575 ) properties seen :0 out of 1
Probabilistic random walk after 1726448 steps, saw 241299 distinct states, run finished after 3001 ms. (steps per millisecond=575 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:33:46] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:33:46] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 179 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:33:47] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/330 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/342 variables, 8/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 3/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 32/375 variables, 3/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 29/404 variables, 29/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/404 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/404 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 258 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 448ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 23944 steps, including 40 resets, run visited all 1 properties in 55 ms. (steps per millisecond=435 )
Parikh walk visited 1 properties in 54 ms.
RANDOM walk for 40000 steps (537 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1723752 steps, run timeout after 3001 ms. (steps per millisecond=574 ) properties seen :0 out of 1
Probabilistic random walk after 1723752 steps, saw 240989 distinct states, run finished after 3001 ms. (steps per millisecond=574 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:33:50] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:33:50] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 153 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:33:50] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:33:50] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:33:50] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 318 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 492ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 84546 steps, including 304 resets, run visited all 1 properties in 189 ms. (steps per millisecond=447 )
Parikh walk visited 1 properties in 188 ms.
RANDOM walk for 40000 steps (547 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (96 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1708331 steps, run timeout after 3001 ms. (steps per millisecond=569 ) properties seen :0 out of 1
Probabilistic random walk after 1708331 steps, saw 239241 distinct states, run finished after 3001 ms. (steps per millisecond=569 ) properties seen :0
[2024-05-22 08:33:53] [INFO ] Invariant cache hit.
[2024-05-22 08:33:53] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 152 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:33:54] [INFO ] Deduced a trap composed of 22 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:33:54] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:33:54] [INFO ] Deduced a trap composed of 20 places in 40 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 361 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 518ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 266 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 15 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (548 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1724837 steps, run timeout after 3001 ms. (steps per millisecond=574 ) properties seen :0 out of 1
Probabilistic random walk after 1724837 steps, saw 241120 distinct states, run finished after 3001 ms. (steps per millisecond=574 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:33:57] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:33:57] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 154 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:33:58] [INFO ] Deduced a trap composed of 7 places in 37 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/183 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/183 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/190 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 140/330 variables, 190/246 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 2/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:33:58] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/330 variables, 1/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/330 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/342 variables, 8/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 3/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/342 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 32/375 variables, 3/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 1/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 29/404 variables, 29/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/404 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/404 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 284 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 465ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1204 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=401 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (544 resets) in 139 ms. (285 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1785634 steps, run timeout after 3001 ms. (steps per millisecond=595 ) properties seen :0 out of 1
Probabilistic random walk after 1785634 steps, saw 249124 distinct states, run finished after 3001 ms. (steps per millisecond=595 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:34:01] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:34:01] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 184 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:01] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:34:01] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:34:01] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 328 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 531ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 78443 steps, including 263 resets, run visited all 1 properties in 171 ms. (steps per millisecond=458 )
Parikh walk visited 1 properties in 172 ms.
RANDOM walk for 40000 steps (544 resets) in 121 ms. (327 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (85 resets) in 58 ms. (678 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1744558 steps, run timeout after 3001 ms. (steps per millisecond=581 ) properties seen :0 out of 1
Probabilistic random walk after 1744558 steps, saw 243617 distinct states, run finished after 3001 ms. (steps per millisecond=581 ) properties seen :0
[2024-05-22 08:34:05] [INFO ] Invariant cache hit.
[2024-05-22 08:34:05] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 163 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:05] [INFO ] Deduced a trap composed of 21 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:34:05] [INFO ] Deduced a trap composed of 22 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:34:05] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 400 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 568ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 242 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 32 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (557 resets) in 131 ms. (303 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1721133 steps, run timeout after 3001 ms. (steps per millisecond=573 ) properties seen :0 out of 1
Probabilistic random walk after 1721133 steps, saw 240661 distinct states, run finished after 3001 ms. (steps per millisecond=573 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:34:08] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:34:08] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 187 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:09] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/183 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/183 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/190 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 140/330 variables, 190/246 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 2/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:09] [INFO ] Deduced a trap composed of 12 places in 52 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/330 variables, 1/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/330 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/342 variables, 8/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 3/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/342 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 32/375 variables, 3/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 1/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 29/404 variables, 29/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/404 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/404 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 329 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 522ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1119 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=223 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (533 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1742818 steps, run timeout after 3001 ms. (steps per millisecond=580 ) properties seen :0 out of 1
Probabilistic random walk after 1742818 steps, saw 243329 distinct states, run finished after 3001 ms. (steps per millisecond=580 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:34:12] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:34:12] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 149 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:12] [INFO ] Deduced a trap composed of 17 places in 47 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 223 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 392ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 217 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 30 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (530 resets) in 88 ms. (449 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (86 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1777906 steps, run timeout after 3001 ms. (steps per millisecond=592 ) properties seen :0 out of 1
Probabilistic random walk after 1777906 steps, saw 248125 distinct states, run finished after 3001 ms. (steps per millisecond=592 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:34:16] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:34:16] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 164 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:16] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/330 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/342 variables, 8/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 3/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 32/375 variables, 3/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 29/404 variables, 29/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/404 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/404 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 276 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 451ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 28902 steps, including 94 resets, run visited all 1 properties in 63 ms. (steps per millisecond=458 )
Parikh walk visited 1 properties in 63 ms.
RANDOM walk for 40000 steps (532 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (94 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1782416 steps, run timeout after 3001 ms. (steps per millisecond=593 ) properties seen :0 out of 1
Probabilistic random walk after 1782416 steps, saw 248709 distinct states, run finished after 3001 ms. (steps per millisecond=593 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:34:19] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:34:19] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 172 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:20] [INFO ] Deduced a trap composed of 16 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:34:20] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 2 ms to minimize.
[2024-05-22 08:34:20] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 341 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 522ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 208 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 24 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (541 resets) in 140 ms. (283 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1791088 steps, run timeout after 3001 ms. (steps per millisecond=596 ) properties seen :0 out of 1
Probabilistic random walk after 1791088 steps, saw 249890 distinct states, run finished after 3001 ms. (steps per millisecond=596 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:34:23] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:34:23] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 206 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:24] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/330 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/342 variables, 8/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 3/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 32/375 variables, 3/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 29/404 variables, 29/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/404 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/404 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 264 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 480ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 79637 steps, including 169 resets, run visited all 1 properties in 159 ms. (steps per millisecond=500 )
Parikh walk visited 1 properties in 159 ms.
RANDOM walk for 40000 steps (534 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (77 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1821311 steps, run timeout after 3001 ms. (steps per millisecond=606 ) properties seen :0 out of 1
Probabilistic random walk after 1821311 steps, saw 254058 distinct states, run finished after 3001 ms. (steps per millisecond=606 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:34:27] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:34:27] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 150 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:27] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:34:27] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 2/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 280 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 447ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 193 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 11 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (551 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1811556 steps, run timeout after 3001 ms. (steps per millisecond=603 ) properties seen :0 out of 1
Probabilistic random walk after 1811556 steps, saw 252863 distinct states, run finished after 3001 ms. (steps per millisecond=603 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:34:31] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:34:31] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 167 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:31] [INFO ] Deduced a trap composed of 9 places in 37 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/183 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/183 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/190 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 140/330 variables, 190/246 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 2/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:31] [INFO ] Deduced a trap composed of 11 places in 43 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/330 variables, 1/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/330 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/342 variables, 8/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 3/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/342 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 32/375 variables, 3/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 1/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 29/404 variables, 29/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/404 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/404 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 336 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 512ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 971 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=242 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (536 resets) in 103 ms. (384 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1815233 steps, run timeout after 3001 ms. (steps per millisecond=604 ) properties seen :0 out of 1
Probabilistic random walk after 1815233 steps, saw 253310 distinct states, run finished after 3001 ms. (steps per millisecond=604 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:34:34] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:34:34] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 159 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:34] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:34:35] [INFO ] Deduced a trap composed of 18 places in 45 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 2/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 317 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 486ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 68330 steps, including 277 resets, run visited all 1 properties in 152 ms. (steps per millisecond=449 )
Parikh walk visited 1 properties in 151 ms.
RANDOM walk for 40000 steps (537 resets) in 115 ms. (344 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1812283 steps, run timeout after 3001 ms. (steps per millisecond=603 ) properties seen :0 out of 1
Probabilistic random walk after 1812283 steps, saw 252952 distinct states, run finished after 3005 ms. (steps per millisecond=603 ) properties seen :0
[2024-05-22 08:34:38] [INFO ] Invariant cache hit.
[2024-05-22 08:34:38] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 166 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:38] [INFO ] Deduced a trap composed of 10 places in 57 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 245 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 429ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 899 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=224 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (539 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1821352 steps, run timeout after 3001 ms. (steps per millisecond=606 ) properties seen :0 out of 1
Probabilistic random walk after 1821352 steps, saw 254063 distinct states, run finished after 3001 ms. (steps per millisecond=606 ) properties seen :0
[2024-05-22 08:34:41] [INFO ] Invariant cache hit.
[2024-05-22 08:34:41] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 175 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:42] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:42] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:34:42] [INFO ] Deduced a trap composed of 19 places in 49 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 2/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 353 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 532ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 11420 steps, including 59 resets, run visited all 1 properties in 27 ms. (steps per millisecond=422 )
Parikh walk visited 1 properties in 26 ms.
RANDOM walk for 40000 steps (522 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1835031 steps, run timeout after 3001 ms. (steps per millisecond=611 ) properties seen :0 out of 1
Probabilistic random walk after 1835031 steps, saw 255872 distinct states, run finished after 3001 ms. (steps per millisecond=611 ) properties seen :0
[2024-05-22 08:34:45] [INFO ] Invariant cache hit.
[2024-05-22 08:34:45] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 169 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:45] [INFO ] Deduced a trap composed of 8 places in 41 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:45] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:34:45] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 2/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 324 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 510ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 163 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 11 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (543 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (85 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1830297 steps, run timeout after 3001 ms. (steps per millisecond=609 ) properties seen :0 out of 1
Probabilistic random walk after 1830297 steps, saw 255288 distinct states, run finished after 3001 ms. (steps per millisecond=609 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:34:49] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:34:49] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 191 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:49] [INFO ] Deduced a trap composed of 7 places in 43 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/183 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/183 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/190 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 140/330 variables, 190/246 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 2/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:49] [INFO ] Deduced a trap composed of 12 places in 41 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/330 variables, 1/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/330 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/342 variables, 8/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 3/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/342 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 32/375 variables, 3/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 1/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 29/404 variables, 29/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/404 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/404 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 309 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 530ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 763 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=381 )
Parikh walk visited 1 properties in 1 ms.
RANDOM walk for 40000 steps (535 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (84 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1838335 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1838335 steps, saw 256272 distinct states, run finished after 3001 ms. (steps per millisecond=612 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:34:52] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:34:52] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 144 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:53] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:34:53] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 2/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:53] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 349 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 504ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 22737 steps, including 77 resets, run visited all 1 properties in 49 ms. (steps per millisecond=464 )
Parikh walk visited 1 properties in 48 ms.
RANDOM walk for 40000 steps (532 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (91 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1815408 steps, run timeout after 3001 ms. (steps per millisecond=604 ) properties seen :0 out of 1
Probabilistic random walk after 1815408 steps, saw 253329 distinct states, run finished after 3001 ms. (steps per millisecond=604 ) properties seen :0
[2024-05-22 08:34:56] [INFO ] Invariant cache hit.
[2024-05-22 08:34:56] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 162 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:56] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 1 ms to minimize.
[2024-05-22 08:34:56] [INFO ] Deduced a trap composed of 21 places in 65 ms of which 1 ms to minimize.
[2024-05-22 08:34:56] [INFO ] Deduced a trap composed of 24 places in 59 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 408 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 595ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 133 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 11 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (532 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1743716 steps, run timeout after 3001 ms. (steps per millisecond=581 ) properties seen :0 out of 1
Probabilistic random walk after 1743716 steps, saw 243475 distinct states, run finished after 3002 ms. (steps per millisecond=580 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:35:00] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:35:00] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:00] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:00] [INFO ] Deduced a trap composed of 16 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:35:00] [INFO ] Deduced a trap composed of 5 places in 49 ms of which 1 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/404 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/404 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 360 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:00] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/158 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 25/183 variables, 17/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/183 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 7/190 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/190 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 140/330 variables, 190/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 2/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/330 variables, 1/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/330 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/342 variables, 8/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 3/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/342 variables, 2/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/342 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/343 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/343 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/375 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 1/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/375 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 29/404 variables, 29/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/404 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/404 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 277 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 672ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 28093 steps, including 76 resets, run visited all 1 properties in 60 ms. (steps per millisecond=468 )
Parikh walk visited 1 properties in 59 ms.
RANDOM walk for 40000 steps (544 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1768013 steps, run timeout after 3001 ms. (steps per millisecond=589 ) properties seen :0 out of 1
Probabilistic random walk after 1768013 steps, saw 246828 distinct states, run finished after 3001 ms. (steps per millisecond=589 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:35:03] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:35:03] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 146 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:04] [INFO ] Deduced a trap composed of 16 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:35:04] [INFO ] Deduced a trap composed of 21 places in 48 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 2/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 264 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 449ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 37081 steps, including 122 resets, run visited all 1 properties in 79 ms. (steps per millisecond=469 )
Parikh walk visited 1 properties in 78 ms.
RANDOM walk for 40000 steps (544 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (86 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1747109 steps, run timeout after 3001 ms. (steps per millisecond=582 ) properties seen :0 out of 1
Probabilistic random walk after 1747109 steps, saw 243994 distinct states, run finished after 3001 ms. (steps per millisecond=582 ) properties seen :0
[2024-05-22 08:35:07] [INFO ] Invariant cache hit.
[2024-05-22 08:35:07] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 175 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:07] [INFO ] Deduced a trap composed of 8 places in 57 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:08] [INFO ] Deduced a trap composed of 21 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:35:08] [INFO ] Deduced a trap composed of 20 places in 58 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 2/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 379 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 589ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 6186 steps, including 32 resets, run visited all 1 properties in 15 ms. (steps per millisecond=412 )
Parikh walk visited 1 properties in 14 ms.
RANDOM walk for 40000 steps (541 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (83 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1748099 steps, run timeout after 3001 ms. (steps per millisecond=582 ) properties seen :0 out of 1
Probabilistic random walk after 1748099 steps, saw 244115 distinct states, run finished after 3001 ms. (steps per millisecond=582 ) properties seen :0
[2024-05-22 08:35:11] [INFO ] Invariant cache hit.
[2024-05-22 08:35:11] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 200 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:11] [INFO ] Deduced a trap composed of 8 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:35:11] [INFO ] Deduced a trap composed of 7 places in 56 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:11] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:35:11] [INFO ] Deduced a trap composed of 17 places in 79 ms of which 1 ms to minimize.
[2024-05-22 08:35:11] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 3/270 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 300 constraints, problems are : Problem set: 0 solved, 1 unsolved in 557 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 792ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 8513 steps, including 26 resets, run visited all 1 properties in 21 ms. (steps per millisecond=405 )
Parikh walk visited 1 properties in 21 ms.
RANDOM walk for 40000 steps (544 resets) in 150 ms. (264 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (97 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1748462 steps, run timeout after 3001 ms. (steps per millisecond=582 ) properties seen :0 out of 1
Probabilistic random walk after 1748462 steps, saw 244174 distinct states, run finished after 3002 ms. (steps per millisecond=582 ) properties seen :0
[2024-05-22 08:35:15] [INFO ] Invariant cache hit.
[2024-05-22 08:35:15] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 162 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:15] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:35:15] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 1 ms to minimize.
[2024-05-22 08:35:15] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 354 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 564ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 909 steps, including 2 resets, run visited all 1 properties in 3 ms. (steps per millisecond=303 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (533 resets) in 140 ms. (283 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (84 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1792666 steps, run timeout after 3001 ms. (steps per millisecond=597 ) properties seen :0 out of 1
Probabilistic random walk after 1792666 steps, saw 250139 distinct states, run finished after 3001 ms. (steps per millisecond=597 ) properties seen :0
[2024-05-22 08:35:18] [INFO ] Invariant cache hit.
[2024-05-22 08:35:18] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 169 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:19] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:35:19] [INFO ] Deduced a trap composed of 21 places in 65 ms of which 1 ms to minimize.
[2024-05-22 08:35:19] [INFO ] Deduced a trap composed of 24 places in 61 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 404 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 609ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 568 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=284 )
Parikh walk visited 1 properties in 1 ms.
RANDOM walk for 40000 steps (545 resets) in 136 ms. (291 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1786516 steps, run timeout after 3001 ms. (steps per millisecond=595 ) properties seen :0 out of 1
Probabilistic random walk after 1786516 steps, saw 249227 distinct states, run finished after 3001 ms. (steps per millisecond=595 ) properties seen :0
[2024-05-22 08:35:22] [INFO ] Invariant cache hit.
[2024-05-22 08:35:22] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 174 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 169 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 374ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1511 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=377 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
RANDOM walk for 40000 steps (533 resets) in 166 ms. (239 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1833754 steps, run timeout after 3001 ms. (steps per millisecond=611 ) properties seen :0 out of 1
Probabilistic random walk after 1833754 steps, saw 255703 distinct states, run finished after 3005 ms. (steps per millisecond=610 ) properties seen :0
[2024-05-22 08:35:25] [INFO ] Invariant cache hit.
[2024-05-22 08:35:25] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 158 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:26] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:35:26] [INFO ] Deduced a trap composed of 18 places in 57 ms of which 0 ms to minimize.
[2024-05-22 08:35:26] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:35:26] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 4/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 299 constraints, problems are : Problem set: 0 solved, 1 unsolved in 431 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 603ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 313 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 12 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (542 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1856878 steps, run timeout after 3001 ms. (steps per millisecond=618 ) properties seen :0 out of 1
Probabilistic random walk after 1856878 steps, saw 259058 distinct states, run finished after 3001 ms. (steps per millisecond=618 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:35:29] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:35:29] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 159 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:30] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:35:30] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 2/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:30] [INFO ] Deduced a trap composed of 18 places in 52 ms of which 1 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 32/375 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 29/404 variables, 29/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 371 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 565ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 3936 steps, including 14 resets, run visited all 1 properties in 10 ms. (steps per millisecond=393 )
Parikh walk visited 1 properties in 9 ms.
RANDOM walk for 40000 steps (521 resets) in 144 ms. (275 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1870910 steps, run timeout after 3001 ms. (steps per millisecond=623 ) properties seen :0 out of 1
Probabilistic random walk after 1870910 steps, saw 260845 distinct states, run finished after 3001 ms. (steps per millisecond=623 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:35:33] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:35:33] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 162 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:33] [INFO ] Deduced a trap composed of 15 places in 39 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 219 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 417ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 261 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 12 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (548 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (87 resets) in 75 ms. (526 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1787884 steps, run timeout after 3001 ms. (steps per millisecond=595 ) properties seen :0 out of 1
Probabilistic random walk after 1787884 steps, saw 249387 distinct states, run finished after 3003 ms. (steps per millisecond=595 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:35:37] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:35:37] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 201 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 183 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 420ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 15472 steps, including 25 resets, run visited all 1 properties in 32 ms. (steps per millisecond=483 )
Parikh walk visited 1 properties in 31 ms.
RANDOM walk for 40000 steps (531 resets) in 138 ms. (287 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (94 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1795632 steps, run timeout after 3001 ms. (steps per millisecond=598 ) properties seen :0 out of 1
Probabilistic random walk after 1795632 steps, saw 250605 distinct states, run finished after 3004 ms. (steps per millisecond=597 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:35:40] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:35:40] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 151 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:41] [INFO ] Deduced a trap composed of 15 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:41] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:35:41] [INFO ] Deduced a trap composed of 18 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:35:41] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 3/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 299 constraints, problems are : Problem set: 0 solved, 1 unsolved in 399 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 586ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 12071 steps, including 35 resets, run visited all 1 properties in 29 ms. (steps per millisecond=416 )
Parikh walk visited 1 properties in 28 ms.
RANDOM walk for 40000 steps (527 resets) in 124 ms. (320 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (90 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1826826 steps, run timeout after 3001 ms. (steps per millisecond=608 ) properties seen :0 out of 1
Probabilistic random walk after 1826826 steps, saw 254828 distinct states, run finished after 3001 ms. (steps per millisecond=608 ) properties seen :0
[2024-05-22 08:35:44] [INFO ] Invariant cache hit.
[2024-05-22 08:35:44] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 140 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:44] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:44] [INFO ] Deduced a trap composed of 9 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:35:45] [INFO ] Deduced a trap composed of 8 places in 58 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 2/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 370 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 532ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 251 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 15 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (563 resets) in 188 ms. (211 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (82 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1791904 steps, run timeout after 3001 ms. (steps per millisecond=597 ) properties seen :0 out of 1
Probabilistic random walk after 1791904 steps, saw 250031 distinct states, run finished after 3001 ms. (steps per millisecond=597 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:35:48] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:35:48] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 163 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:48] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:35:48] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 2/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:48] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 0 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 32/375 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 29/404 variables, 29/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 356 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 566ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 5521 steps, including 14 resets, run visited all 1 properties in 13 ms. (steps per millisecond=424 )
Parikh walk visited 1 properties in 12 ms.
RANDOM walk for 40000 steps (524 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (87 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1805305 steps, run timeout after 3001 ms. (steps per millisecond=601 ) properties seen :0 out of 1
Probabilistic random walk after 1805305 steps, saw 251988 distinct states, run finished after 3001 ms. (steps per millisecond=601 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:35:52] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:35:52] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 160 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:52] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 220 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 406ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 35990 steps, including 106 resets, run visited all 1 properties in 76 ms. (steps per millisecond=473 )
Parikh walk visited 1 properties in 75 ms.
RANDOM walk for 40000 steps (541 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (93 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1788087 steps, run timeout after 3001 ms. (steps per millisecond=595 ) properties seen :0 out of 1
Probabilistic random walk after 1788087 steps, saw 249411 distinct states, run finished after 3001 ms. (steps per millisecond=595 ) properties seen :0
[2024-05-22 08:35:55] [INFO ] Invariant cache hit.
[2024-05-22 08:35:55] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 155 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:55] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:56] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:35:56] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 0 ms to minimize.
[2024-05-22 08:35:56] [INFO ] Deduced a trap composed of 18 places in 45 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 3/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:35:56] [INFO ] Deduced a trap composed of 6 places in 59 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/406 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/406 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 300 constraints, problems are : Problem set: 0 solved, 1 unsolved in 497 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 683ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 224 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 21 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (543 resets) in 166 ms. (239 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1811208 steps, run timeout after 3001 ms. (steps per millisecond=603 ) properties seen :0 out of 1
Probabilistic random walk after 1811208 steps, saw 252811 distinct states, run finished after 3001 ms. (steps per millisecond=603 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:35:59] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:35:59] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 196 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:36:00] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:36:00] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 2/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:36:00] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 0 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 32/375 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 29/404 variables, 29/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 377 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 608ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 20396 steps, including 64 resets, run visited all 1 properties in 43 ms. (steps per millisecond=474 )
Parikh walk visited 1 properties in 42 ms.
RANDOM walk for 40000 steps (527 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (87 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1815773 steps, run timeout after 3001 ms. (steps per millisecond=605 ) properties seen :0 out of 1
Probabilistic random walk after 1815773 steps, saw 253372 distinct states, run finished after 3003 ms. (steps per millisecond=604 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:36:03] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:36:03] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 144 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:36:03] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 195 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 361ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 31290 steps, including 100 resets, run visited all 1 properties in 63 ms. (steps per millisecond=496 )
Parikh walk visited 1 properties in 63 ms.
RANDOM walk for 40000 steps (529 resets) in 133 ms. (298 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (95 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1828362 steps, run timeout after 3001 ms. (steps per millisecond=609 ) properties seen :0 out of 1
Probabilistic random walk after 1828362 steps, saw 255040 distinct states, run finished after 3001 ms. (steps per millisecond=609 ) properties seen :0
[2024-05-22 08:36:06] [INFO ] Invariant cache hit.
[2024-05-22 08:36:06] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:36:07] [INFO ] Deduced a trap composed of 16 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:36:07] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 0 ms to minimize.
[2024-05-22 08:36:07] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 310 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:36:07] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/202 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 174/376 variables, 202/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 2/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 1/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:36:07] [INFO ] Deduced a trap composed of 8 places in 56 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 1/270 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/376 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 30/406 variables, 30/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/406 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/406 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 300 constraints, problems are : Problem set: 0 solved, 1 unsolved in 250 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 594ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1020 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=340 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (552 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1825811 steps, run timeout after 3001 ms. (steps per millisecond=608 ) properties seen :0 out of 1
Probabilistic random walk after 1825811 steps, saw 254684 distinct states, run finished after 3001 ms. (steps per millisecond=608 ) properties seen :0
[2024-05-22 08:36:10] [INFO ] Invariant cache hit.
[2024-05-22 08:36:10] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:36:10] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:36:10] [INFO ] Deduced a trap composed of 18 places in 63 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 294 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:36:10] [INFO ] Deduced a trap composed of 19 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/202 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 174/376 variables, 202/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 2/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:36:11] [INFO ] Deduced a trap composed of 16 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:36:11] [INFO ] Deduced a trap composed of 18 places in 64 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 2/270 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/376 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 30/406 variables, 30/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/406 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/406 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 300 constraints, problems are : Problem set: 0 solved, 1 unsolved in 341 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 667ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 203 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 10 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (552 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (98 resets) in 65 ms. (606 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1829391 steps, run timeout after 3001 ms. (steps per millisecond=609 ) properties seen :0 out of 1
Probabilistic random walk after 1829391 steps, saw 255170 distinct states, run finished after 3001 ms. (steps per millisecond=609 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:36:14] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:36:14] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 181 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:36:14] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:36:14] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 2/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:36:15] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 32/375 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 29/404 variables, 29/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 392 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 601ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 156 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 2 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:36:15] [INFO ] Invariant cache hit.
[2024-05-22 08:36:15] [INFO ] Implicit Places using invariants in 139 ms returned []
[2024-05-22 08:36:15] [INFO ] Invariant cache hit.
[2024-05-22 08:36:15] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:36:15] [INFO ] Implicit Places using invariants and state equation in 242 ms returned []
Implicit Place search using SMT with State Equation took 382 ms to find 0 implicit places.
[2024-05-22 08:36:15] [INFO ] Redundant transitions in 1 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:36:15] [INFO ] Invariant cache hit.
[2024-05-22 08:36:15] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:36:18] [INFO ] Deduced a trap composed of 15 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:36:18] [INFO ] Deduced a trap composed of 8 places in 63 ms of which 1 ms to minimize.
[2024-05-22 08:36:18] [INFO ] Deduced a trap composed of 10 places in 57 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:36:20] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:36:20] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 2 ms to minimize.
[2024-05-22 08:36:20] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:36:21] [INFO ] Deduced a trap composed of 6 places in 21 ms of which 0 ms to minimize.
[2024-05-22 08:36:21] [INFO ] Deduced a trap composed of 12 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:36:22] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11658 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:36:33] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:36:33] [INFO ] Deduced a trap composed of 14 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:36:34] [INFO ] Deduced a trap composed of 7 places in 45 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41732ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41734ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42143 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 6 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:36:57] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:36:57] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:36:57] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2024-05-22 08:36:57] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:36:57] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:36:57] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 10 ms returned sat
[2024-05-22 08:36:57] [INFO ] After 77ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:36:57] [INFO ] After 91ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:36:57] [INFO ] After 167ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 249 ms.
RANDOM walk for 40000 steps (543 resets) in 96 ms. (412 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (95 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1795421 steps, run timeout after 3001 ms. (steps per millisecond=598 ) properties seen :0 out of 1
Probabilistic random walk after 1795421 steps, saw 250580 distinct states, run finished after 3001 ms. (steps per millisecond=598 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:37:00] [INFO ] Computed 60 invariants in 15 ms
[2024-05-22 08:37:00] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:37:00] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:37:00] [INFO ] Deduced a trap composed of 18 places in 60 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 278 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:37:01] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/202 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 174/376 variables, 202/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 2/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 260 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 557ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 201 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 9 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (555 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (92 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1814507 steps, run timeout after 3001 ms. (steps per millisecond=604 ) properties seen :0 out of 1
Probabilistic random walk after 1814507 steps, saw 253218 distinct states, run finished after 3002 ms. (steps per millisecond=604 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:37:04] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:37:04] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 168 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 176 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 363ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 46822 steps, including 112 resets, run visited all 1 properties in 106 ms. (steps per millisecond=441 )
Parikh walk visited 1 properties in 105 ms.
RANDOM walk for 40000 steps (548 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1809092 steps, run timeout after 3001 ms. (steps per millisecond=602 ) properties seen :0 out of 1
Probabilistic random walk after 1809092 steps, saw 252523 distinct states, run finished after 3002 ms. (steps per millisecond=602 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:37:08] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:37:08] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 171 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:37:08] [INFO ] Deduced a trap composed of 15 places in 29 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 201 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 385ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 32193 steps, including 106 resets, run visited all 1 properties in 72 ms. (steps per millisecond=447 )
Parikh walk visited 1 properties in 71 ms.
RANDOM walk for 40000 steps (546 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (89 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1803777 steps, run timeout after 3001 ms. (steps per millisecond=601 ) properties seen :0 out of 1
Probabilistic random walk after 1803777 steps, saw 251754 distinct states, run finished after 3001 ms. (steps per millisecond=601 ) properties seen :0
[2024-05-22 08:37:11] [INFO ] Invariant cache hit.
[2024-05-22 08:37:11] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 171 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:37:11] [INFO ] Deduced a trap composed of 19 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:37:12] [INFO ] Deduced a trap composed of 8 places in 47 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 1/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 302 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 486ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 178 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 18 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (554 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (94 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1704755 steps, run timeout after 3001 ms. (steps per millisecond=568 ) properties seen :0 out of 1
Probabilistic random walk after 1704755 steps, saw 238802 distinct states, run finished after 3001 ms. (steps per millisecond=568 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:37:15] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:37:15] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 177 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:37:15] [INFO ] Deduced a trap composed of 5 places in 39 ms of which 1 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/404 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/404 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 252 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 438ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 127 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:37:15] [INFO ] Invariant cache hit.
[2024-05-22 08:37:16] [INFO ] Implicit Places using invariants in 134 ms returned []
[2024-05-22 08:37:16] [INFO ] Invariant cache hit.
[2024-05-22 08:37:16] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:37:16] [INFO ] Implicit Places using invariants and state equation in 242 ms returned []
Implicit Place search using SMT with State Equation took 378 ms to find 0 implicit places.
[2024-05-22 08:37:16] [INFO ] Redundant transitions in 1 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:37:16] [INFO ] Invariant cache hit.
[2024-05-22 08:37:16] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:37:18] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:37:19] [INFO ] Deduced a trap composed of 8 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:37:19] [INFO ] Deduced a trap composed of 10 places in 47 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:37:20] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:37:20] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:37:20] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:37:22] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 0 ms to minimize.
[2024-05-22 08:37:22] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:37:22] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11660 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:37:33] [INFO ] Deduced a trap composed of 9 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:37:34] [INFO ] Deduced a trap composed of 14 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:37:35] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41751ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41753ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42145 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 6 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:37:58] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:37:58] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:37:58] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:37:58] [INFO ] After 65ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:37:58] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:37:58] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:37:58] [INFO ] After 75ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:37:58] [INFO ] After 88ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:37:58] [INFO ] After 159ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 235 ms.
RANDOM walk for 40000 steps (561 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (100 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1726056 steps, run timeout after 3001 ms. (steps per millisecond=575 ) properties seen :0 out of 1
Probabilistic random walk after 1726056 steps, saw 241260 distinct states, run finished after 3001 ms. (steps per millisecond=575 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:38:01] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:38:01] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 163 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:01] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:01] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:38:01] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 1 ms to minimize.
[2024-05-22 08:38:01] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 3/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 299 constraints, problems are : Problem set: 0 solved, 1 unsolved in 367 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 549ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 168 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 9 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (551 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (95 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1704971 steps, run timeout after 3001 ms. (steps per millisecond=568 ) properties seen :0 out of 1
Probabilistic random walk after 1704971 steps, saw 238824 distinct states, run finished after 3001 ms. (steps per millisecond=568 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:38:05] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:38:05] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 172 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:05] [INFO ] Deduced a trap composed of 16 places in 35 ms of which 1 ms to minimize.
[2024-05-22 08:38:05] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 2/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:05] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 1 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 32/375 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 29/404 variables, 29/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 346 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 528ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 16862 steps, including 52 resets, run visited all 1 properties in 40 ms. (steps per millisecond=421 )
Parikh walk visited 1 properties in 40 ms.
RANDOM walk for 40000 steps (562 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (83 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1670293 steps, run timeout after 3001 ms. (steps per millisecond=556 ) properties seen :0 out of 1
Probabilistic random walk after 1670293 steps, saw 234293 distinct states, run finished after 3001 ms. (steps per millisecond=556 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:38:08] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:38:08] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:08] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:38:08] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 260 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:09] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/202 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 174/376 variables, 202/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 2/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:09] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 1/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/376 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 30/406 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 299 constraints, problems are : Problem set: 0 solved, 1 unsolved in 283 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 560ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 47008 steps, including 118 resets, run visited all 1 properties in 106 ms. (steps per millisecond=443 )
Parikh walk visited 1 properties in 105 ms.
RANDOM walk for 40000 steps (549 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (84 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1722939 steps, run timeout after 3001 ms. (steps per millisecond=574 ) properties seen :0 out of 1
Probabilistic random walk after 1722939 steps, saw 240896 distinct states, run finished after 3001 ms. (steps per millisecond=574 ) properties seen :0
[2024-05-22 08:38:12] [INFO ] Invariant cache hit.
[2024-05-22 08:38:12] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 177 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:12] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:12] [INFO ] Deduced a trap composed of 8 places in 41 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 1/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 258 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 440ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 154 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 17 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (565 resets) in 145 ms. (273 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (87 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1782328 steps, run timeout after 3001 ms. (steps per millisecond=593 ) properties seen :0 out of 1
Probabilistic random walk after 1782328 steps, saw 248694 distinct states, run finished after 3001 ms. (steps per millisecond=593 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:38:16] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:38:16] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 192 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:16] [INFO ] Deduced a trap composed of 15 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:38:16] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 2/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:16] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 1 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 32/375 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 29/404 variables, 29/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 374 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 575ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 6221 steps, including 29 resets, run visited all 1 properties in 17 ms. (steps per millisecond=365 )
Parikh walk visited 1 properties in 16 ms.
RANDOM walk for 40000 steps (532 resets) in 134 ms. (296 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1664476 steps, run timeout after 3001 ms. (steps per millisecond=554 ) properties seen :0 out of 1
Probabilistic random walk after 1664476 steps, saw 233555 distinct states, run finished after 3001 ms. (steps per millisecond=554 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:38:19] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:38:19] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 157 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:20] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:20] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 0 ms to minimize.
[2024-05-22 08:38:20] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:38:20] [INFO ] Deduced a trap composed of 19 places in 26 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 3/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 299 constraints, problems are : Problem set: 0 solved, 1 unsolved in 357 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 524ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 12321 steps, including 40 resets, run visited all 1 properties in 30 ms. (steps per millisecond=410 )
Parikh walk visited 1 properties in 29 ms.
RANDOM walk for 40000 steps (544 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (97 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1629796 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1629796 steps, saw 228727 distinct states, run finished after 3006 ms. (steps per millisecond=542 ) properties seen :0
[2024-05-22 08:38:23] [INFO ] Invariant cache hit.
[2024-05-22 08:38:23] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 169 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:23] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:23] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:38:23] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:38:23] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 3/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 299 constraints, problems are : Problem set: 0 solved, 1 unsolved in 406 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 584ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 16190 steps, including 89 resets, run visited all 1 properties in 46 ms. (steps per millisecond=351 )
Parikh walk visited 1 properties in 45 ms.
RANDOM walk for 40000 steps (536 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1649406 steps, run timeout after 3001 ms. (steps per millisecond=549 ) properties seen :0 out of 1
Probabilistic random walk after 1649406 steps, saw 231321 distinct states, run finished after 3004 ms. (steps per millisecond=549 ) properties seen :0
[2024-05-22 08:38:27] [INFO ] Invariant cache hit.
[2024-05-22 08:38:27] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 164 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:27] [INFO ] Deduced a trap composed of 19 places in 43 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/406 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:27] [INFO ] Deduced a trap composed of 7 places in 38 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/406 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 272 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 443ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 102 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 9 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (544 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (88 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1680924 steps, run timeout after 3001 ms. (steps per millisecond=560 ) properties seen :0 out of 1
Probabilistic random walk after 1680924 steps, saw 235708 distinct states, run finished after 3001 ms. (steps per millisecond=560 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:38:30] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:38:30] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 204 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/123 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/158 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/183 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/190 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:31] [INFO ] Deduced a trap composed of 16 places in 44 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/330 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/342 variables, 8/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 3/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:31] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/342 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:31] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/343 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/343 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/375 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/375 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/375 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 29/404 variables, 29/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/404 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 383 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 596ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 28721 steps, including 118 resets, run visited all 1 properties in 64 ms. (steps per millisecond=448 )
Parikh walk visited 1 properties in 64 ms.
RANDOM walk for 40000 steps (552 resets) in 125 ms. (317 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (97 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1707983 steps, run timeout after 3001 ms. (steps per millisecond=569 ) properties seen :0 out of 1
Probabilistic random walk after 1707983 steps, saw 239204 distinct states, run finished after 3003 ms. (steps per millisecond=568 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:38:34] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:38:34] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 173 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:34] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:34] [INFO ] Deduced a trap composed of 16 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:38:34] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:38:34] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 3/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 299 constraints, problems are : Problem set: 0 solved, 1 unsolved in 372 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 556ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 846 steps, including 2 resets, run visited all 1 properties in 3 ms. (steps per millisecond=282 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (530 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (85 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1723936 steps, run timeout after 3001 ms. (steps per millisecond=574 ) properties seen :0 out of 1
Probabilistic random walk after 1723936 steps, saw 241013 distinct states, run finished after 3001 ms. (steps per millisecond=574 ) properties seen :0
[2024-05-22 08:38:37] [INFO ] Invariant cache hit.
[2024-05-22 08:38:37] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/202 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 153 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/124 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/184 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:38] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/202 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:38] [INFO ] Deduced a trap composed of 17 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:38:38] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 2/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 326 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 484ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 486 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=162 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (530 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (98 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1788567 steps, run timeout after 3001 ms. (steps per millisecond=595 ) properties seen :0 out of 1
Probabilistic random walk after 1788567 steps, saw 249467 distinct states, run finished after 3001 ms. (steps per millisecond=595 ) properties seen :0
[2024-05-22 08:38:41] [INFO ] Invariant cache hit.
[2024-05-22 08:38:41] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:41] [INFO ] Deduced a trap composed of 12 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:38:41] [INFO ] Deduced a trap composed of 10 places in 38 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 174/376 variables, 202/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 2/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 278 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:41] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/177 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/202 variables, 23/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/202 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 174/376 variables, 202/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 2/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/376 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/376 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/406 variables, 30/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/406 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 214 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 498ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 315 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 10 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (556 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1803363 steps, run timeout after 3001 ms. (steps per millisecond=600 ) properties seen :0 out of 1
Probabilistic random walk after 1803363 steps, saw 251700 distinct states, run finished after 3001 ms. (steps per millisecond=600 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:38:45] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:38:45] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:38:45] [INFO ] Deduced a trap composed of 7 places in 45 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/190 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 140/330 variables, 190/246 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 2/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 260 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/190 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 140/330 variables, 190/246 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 2/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/330 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/342 variables, 8/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 3/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/342 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/343 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 32/375 variables, 3/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/375 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 29/404 variables, 29/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/404 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/404 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 209 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 479ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 248 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:38:46] [INFO ] Invariant cache hit.
[2024-05-22 08:38:46] [INFO ] Implicit Places using invariants in 126 ms returned []
[2024-05-22 08:38:46] [INFO ] Invariant cache hit.
[2024-05-22 08:38:46] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:38:46] [INFO ] Implicit Places using invariants and state equation in 235 ms returned []
Implicit Place search using SMT with State Equation took 363 ms to find 0 implicit places.
[2024-05-22 08:38:46] [INFO ] Redundant transitions in 0 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:38:46] [INFO ] Invariant cache hit.
[2024-05-22 08:38:46] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:38:49] [INFO ] Deduced a trap composed of 15 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:38:49] [INFO ] Deduced a trap composed of 8 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:38:49] [INFO ] Deduced a trap composed of 10 places in 45 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:38:50] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 1 ms to minimize.
[2024-05-22 08:38:50] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:38:50] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:38:52] [INFO ] Deduced a trap composed of 6 places in 23 ms of which 1 ms to minimize.
[2024-05-22 08:38:52] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:38:52] [INFO ] Deduced a trap composed of 12 places in 64 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11431 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:39:03] [INFO ] Deduced a trap composed of 9 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:39:04] [INFO ] Deduced a trap composed of 14 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:39:05] [INFO ] Deduced a trap composed of 7 places in 70 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41531ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41533ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41908 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 9 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:39:28] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:39:28] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:39:28] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2024-05-22 08:39:28] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:39:28] [INFO ] [Nat]Absence check using 36 positive place invariants in 20 ms returned sat
[2024-05-22 08:39:28] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 18 ms returned sat
[2024-05-22 08:39:28] [INFO ] After 126ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:39:28] [INFO ] After 141ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:39:28] [INFO ] After 235ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 316 ms.
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
RANDOM walk for 40000 steps (518 resets) in 115 ms. (344 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (95 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1749017 steps, run timeout after 3001 ms. (steps per millisecond=582 ) properties seen :0 out of 1
Probabilistic random walk after 1749017 steps, saw 244248 distinct states, run finished after 3001 ms. (steps per millisecond=582 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:39:31] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:39:31] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 147 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 180 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 343ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 245 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 9 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (559 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1747755 steps, run timeout after 3001 ms. (steps per millisecond=582 ) properties seen :0 out of 1
Probabilistic random walk after 1747755 steps, saw 244073 distinct states, run finished after 3002 ms. (steps per millisecond=582 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:39:35] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:39:35] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 182 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 217 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 420ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 256 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:39:35] [INFO ] Invariant cache hit.
[2024-05-22 08:39:35] [INFO ] Implicit Places using invariants in 134 ms returned []
[2024-05-22 08:39:35] [INFO ] Invariant cache hit.
[2024-05-22 08:39:35] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:39:36] [INFO ] Implicit Places using invariants and state equation in 323 ms returned []
Implicit Place search using SMT with State Equation took 469 ms to find 0 implicit places.
[2024-05-22 08:39:36] [INFO ] Redundant transitions in 1 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:39:36] [INFO ] Invariant cache hit.
[2024-05-22 08:39:36] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:39:38] [INFO ] Deduced a trap composed of 15 places in 67 ms of which 1 ms to minimize.
[2024-05-22 08:39:39] [INFO ] Deduced a trap composed of 8 places in 63 ms of which 1 ms to minimize.
[2024-05-22 08:39:39] [INFO ] Deduced a trap composed of 10 places in 59 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:39:40] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 1 ms to minimize.
[2024-05-22 08:39:40] [INFO ] Deduced a trap composed of 16 places in 75 ms of which 1 ms to minimize.
[2024-05-22 08:39:40] [INFO ] Deduced a trap composed of 6 places in 41 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:39:42] [INFO ] Deduced a trap composed of 6 places in 127 ms of which 0 ms to minimize.
[2024-05-22 08:39:42] [INFO ] Deduced a trap composed of 12 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:39:42] [INFO ] Deduced a trap composed of 12 places in 58 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11852 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:39:53] [INFO ] Deduced a trap composed of 9 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:39:54] [INFO ] Deduced a trap composed of 14 places in 55 ms of which 0 ms to minimize.
[2024-05-22 08:39:55] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41943ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41945ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42427 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 6 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:40:18] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:40:18] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:40:18] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2024-05-22 08:40:18] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:40:18] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:40:18] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2024-05-22 08:40:18] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:40:18] [INFO ] After 92ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:40:18] [INFO ] After 180ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 260 ms.
RANDOM walk for 40000 steps (515 resets) in 101 ms. (392 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (91 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1747144 steps, run timeout after 3001 ms. (steps per millisecond=582 ) properties seen :0 out of 1
Probabilistic random walk after 1747144 steps, saw 243997 distinct states, run finished after 3001 ms. (steps per millisecond=582 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:40:21] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:40:21] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 143 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 168 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 364ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 233 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 9 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (538 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (87 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1761131 steps, run timeout after 3001 ms. (steps per millisecond=586 ) properties seen :0 out of 1
Probabilistic random walk after 1761131 steps, saw 245970 distinct states, run finished after 3001 ms. (steps per millisecond=586 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:40:25] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:40:25] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 171 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 188 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 386ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 227 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:40:25] [INFO ] Invariant cache hit.
[2024-05-22 08:40:25] [INFO ] Implicit Places using invariants in 193 ms returned []
[2024-05-22 08:40:25] [INFO ] Invariant cache hit.
[2024-05-22 08:40:26] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:40:26] [INFO ] Implicit Places using invariants and state equation in 245 ms returned []
Implicit Place search using SMT with State Equation took 452 ms to find 0 implicit places.
[2024-05-22 08:40:26] [INFO ] Redundant transitions in 0 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:40:26] [INFO ] Invariant cache hit.
[2024-05-22 08:40:26] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:40:28] [INFO ] Deduced a trap composed of 15 places in 60 ms of which 2 ms to minimize.
[2024-05-22 08:40:29] [INFO ] Deduced a trap composed of 8 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:40:29] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:40:30] [INFO ] Deduced a trap composed of 17 places in 81 ms of which 1 ms to minimize.
[2024-05-22 08:40:30] [INFO ] Deduced a trap composed of 16 places in 69 ms of which 1 ms to minimize.
[2024-05-22 08:40:30] [INFO ] Deduced a trap composed of 6 places in 40 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:40:32] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 0 ms to minimize.
[2024-05-22 08:40:32] [INFO ] Deduced a trap composed of 12 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:40:32] [INFO ] Deduced a trap composed of 12 places in 66 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11551 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:40:43] [INFO ] Deduced a trap composed of 9 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:40:43] [INFO ] Deduced a trap composed of 14 places in 33 ms of which 1 ms to minimize.
[2024-05-22 08:40:45] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41642ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41645ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42110 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 11 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:41:07] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:41:07] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:41:07] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:41:07] [INFO ] After 80ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:41:07] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:41:08] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 10 ms returned sat
[2024-05-22 08:41:08] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:41:08] [INFO ] After 89ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:41:08] [INFO ] After 152ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 248 ms.
RANDOM walk for 40000 steps (535 resets) in 134 ms. (296 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (87 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1819728 steps, run timeout after 3001 ms. (steps per millisecond=606 ) properties seen :0 out of 1
Probabilistic random walk after 1819728 steps, saw 253873 distinct states, run finished after 3002 ms. (steps per millisecond=606 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:41:11] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:41:11] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 159 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 154 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 361ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 220 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 17 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (553 resets) in 128 ms. (310 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (82 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1820809 steps, run timeout after 3001 ms. (steps per millisecond=606 ) properties seen :0 out of 1
Probabilistic random walk after 1820809 steps, saw 254002 distinct states, run finished after 3001 ms. (steps per millisecond=606 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:41:14] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:41:14] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 191 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 230 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 460ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 208 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:41:15] [INFO ] Invariant cache hit.
[2024-05-22 08:41:15] [INFO ] Implicit Places using invariants in 129 ms returned []
[2024-05-22 08:41:15] [INFO ] Invariant cache hit.
[2024-05-22 08:41:15] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:41:15] [INFO ] Implicit Places using invariants and state equation in 277 ms returned []
Implicit Place search using SMT with State Equation took 440 ms to find 0 implicit places.
[2024-05-22 08:41:15] [INFO ] Redundant transitions in 0 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:41:15] [INFO ] Invariant cache hit.
[2024-05-22 08:41:15] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:41:18] [INFO ] Deduced a trap composed of 15 places in 61 ms of which 1 ms to minimize.
[2024-05-22 08:41:18] [INFO ] Deduced a trap composed of 8 places in 61 ms of which 1 ms to minimize.
[2024-05-22 08:41:18] [INFO ] Deduced a trap composed of 10 places in 49 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:41:20] [INFO ] Deduced a trap composed of 17 places in 74 ms of which 1 ms to minimize.
[2024-05-22 08:41:20] [INFO ] Deduced a trap composed of 16 places in 69 ms of which 1 ms to minimize.
[2024-05-22 08:41:20] [INFO ] Deduced a trap composed of 6 places in 37 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:41:21] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 0 ms to minimize.
[2024-05-22 08:41:22] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:41:22] [INFO ] Deduced a trap composed of 12 places in 50 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11572 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:41:33] [INFO ] Deduced a trap composed of 9 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:41:33] [INFO ] Deduced a trap composed of 14 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:41:34] [INFO ] Deduced a trap composed of 7 places in 50 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41649ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41651ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42102 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 6 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:41:57] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:41:57] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:41:57] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-22 08:41:57] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:41:57] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:41:57] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:41:57] [INFO ] After 69ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:41:57] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 0 ms to minimize.
[2024-05-22 08:41:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 60 ms
TRAPS : Iteration 1
[2024-05-22 08:41:57] [INFO ] After 197ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:41:57] [INFO ] After 274ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 356 ms.
RANDOM walk for 40000 steps (536 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1839276 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1839276 steps, saw 256372 distinct states, run finished after 3001 ms. (steps per millisecond=612 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:42:01] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:42:01] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 149 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 172 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 345ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 212 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 8 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (550 resets) in 115 ms. (344 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (91 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1836654 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1836654 steps, saw 256069 distinct states, run finished after 3001 ms. (steps per millisecond=612 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:42:04] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:42:04] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 190 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 419ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 197 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 2 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 2 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:42:05] [INFO ] Invariant cache hit.
[2024-05-22 08:42:05] [INFO ] Implicit Places using invariants in 158 ms returned []
[2024-05-22 08:42:05] [INFO ] Invariant cache hit.
[2024-05-22 08:42:05] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:42:05] [INFO ] Implicit Places using invariants and state equation in 232 ms returned []
Implicit Place search using SMT with State Equation took 392 ms to find 0 implicit places.
[2024-05-22 08:42:05] [INFO ] Redundant transitions in 0 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:42:05] [INFO ] Invariant cache hit.
[2024-05-22 08:42:05] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:42:08] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:42:08] [INFO ] Deduced a trap composed of 8 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:42:08] [INFO ] Deduced a trap composed of 10 places in 57 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:42:09] [INFO ] Deduced a trap composed of 17 places in 74 ms of which 1 ms to minimize.
[2024-05-22 08:42:10] [INFO ] Deduced a trap composed of 16 places in 73 ms of which 1 ms to minimize.
[2024-05-22 08:42:10] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:42:11] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 0 ms to minimize.
[2024-05-22 08:42:11] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:42:11] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11555 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:42:23] [INFO ] Deduced a trap composed of 9 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:42:23] [INFO ] Deduced a trap composed of 14 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:42:24] [INFO ] Deduced a trap composed of 7 places in 51 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41625ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41627ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42031 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 7 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:42:47] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:42:47] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:42:47] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:42:47] [INFO ] After 76ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:42:47] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:42:47] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:42:47] [INFO ] After 73ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:42:47] [INFO ] After 87ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:42:47] [INFO ] After 179ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 268 ms.
RANDOM walk for 40000 steps (528 resets) in 149 ms. (266 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 66 ms. (597 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1805495 steps, run timeout after 3001 ms. (steps per millisecond=601 ) properties seen :0 out of 1
Probabilistic random walk after 1805495 steps, saw 252014 distinct states, run finished after 3001 ms. (steps per millisecond=601 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:42:50] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:42:50] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 147 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 160 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 349ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 195 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 8 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (544 resets) in 94 ms. (421 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1837438 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1837438 steps, saw 256153 distinct states, run finished after 3001 ms. (steps per millisecond=612 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:42:54] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:42:54] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 178 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 425ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 156 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 2 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:42:54] [INFO ] Invariant cache hit.
[2024-05-22 08:42:55] [INFO ] Implicit Places using invariants in 146 ms returned []
[2024-05-22 08:42:55] [INFO ] Invariant cache hit.
[2024-05-22 08:42:55] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:42:55] [INFO ] Implicit Places using invariants and state equation in 232 ms returned []
Implicit Place search using SMT with State Equation took 390 ms to find 0 implicit places.
[2024-05-22 08:42:55] [INFO ] Redundant transitions in 0 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:42:55] [INFO ] Invariant cache hit.
[2024-05-22 08:42:55] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:42:57] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:42:58] [INFO ] Deduced a trap composed of 8 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:42:58] [INFO ] Deduced a trap composed of 10 places in 51 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:42:59] [INFO ] Deduced a trap composed of 17 places in 74 ms of which 1 ms to minimize.
[2024-05-22 08:42:59] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 1 ms to minimize.
[2024-05-22 08:42:59] [INFO ] Deduced a trap composed of 6 places in 45 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:43:01] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 1 ms to minimize.
[2024-05-22 08:43:01] [INFO ] Deduced a trap composed of 12 places in 63 ms of which 1 ms to minimize.
[2024-05-22 08:43:01] [INFO ] Deduced a trap composed of 12 places in 56 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11651 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:43:12] [INFO ] Deduced a trap composed of 9 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:43:13] [INFO ] Deduced a trap composed of 14 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:43:14] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41715ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41716ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42127 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 8 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:43:37] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:43:37] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:43:37] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2024-05-22 08:43:37] [INFO ] After 92ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:43:37] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:43:37] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:43:37] [INFO ] After 68ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:43:37] [INFO ] Deduced a trap composed of 12 places in 66 ms of which 0 ms to minimize.
[2024-05-22 08:43:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 79 ms
TRAPS : Iteration 1
[2024-05-22 08:43:37] [INFO ] After 168ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:43:37] [INFO ] After 243ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 358 ms.
RANDOM walk for 40000 steps (555 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1816373 steps, run timeout after 3001 ms. (steps per millisecond=605 ) properties seen :0 out of 1
Probabilistic random walk after 1816373 steps, saw 253440 distinct states, run finished after 3001 ms. (steps per millisecond=605 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:43:40] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:43:40] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 142 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 149 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 302ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 187 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 17 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (548 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (87 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1807026 steps, run timeout after 3001 ms. (steps per millisecond=602 ) properties seen :0 out of 1
Probabilistic random walk after 1807026 steps, saw 252245 distinct states, run finished after 3001 ms. (steps per millisecond=602 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:43:44] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:43:44] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 158 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 184 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 364ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 181 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 2 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:43:44] [INFO ] Invariant cache hit.
[2024-05-22 08:43:44] [INFO ] Implicit Places using invariants in 130 ms returned []
[2024-05-22 08:43:44] [INFO ] Invariant cache hit.
[2024-05-22 08:43:44] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:43:44] [INFO ] Implicit Places using invariants and state equation in 223 ms returned []
Implicit Place search using SMT with State Equation took 397 ms to find 0 implicit places.
[2024-05-22 08:43:44] [INFO ] Redundant transitions in 0 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:43:44] [INFO ] Invariant cache hit.
[2024-05-22 08:43:44] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:43:47] [INFO ] Deduced a trap composed of 15 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:43:47] [INFO ] Deduced a trap composed of 8 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:43:47] [INFO ] Deduced a trap composed of 10 places in 63 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:43:49] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:43:49] [INFO ] Deduced a trap composed of 16 places in 55 ms of which 4 ms to minimize.
[2024-05-22 08:43:49] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:43:50] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 1 ms to minimize.
[2024-05-22 08:43:51] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 1 ms to minimize.
[2024-05-22 08:43:51] [INFO ] Deduced a trap composed of 12 places in 59 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11523 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:44:02] [INFO ] Deduced a trap composed of 9 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:44:02] [INFO ] Deduced a trap composed of 14 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:44:03] [INFO ] Deduced a trap composed of 7 places in 107 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41610ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41612ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42016 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 6 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:44:26] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:44:26] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:44:26] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 16 ms returned sat
[2024-05-22 08:44:26] [INFO ] After 64ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:44:26] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:44:26] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:44:26] [INFO ] After 73ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:44:26] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 1 ms to minimize.
[2024-05-22 08:44:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 52 ms
TRAPS : Iteration 1
[2024-05-22 08:44:26] [INFO ] After 143ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:44:26] [INFO ] After 217ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 296 ms.
RANDOM walk for 40000 steps (547 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1808568 steps, run timeout after 3001 ms. (steps per millisecond=602 ) properties seen :0 out of 1
Probabilistic random walk after 1808568 steps, saw 252444 distinct states, run finished after 3003 ms. (steps per millisecond=602 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:44:29] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:44:29] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 158 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 163 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 350ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 176 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 7 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (533 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (94 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1739578 steps, run timeout after 3001 ms. (steps per millisecond=579 ) properties seen :0 out of 1
Probabilistic random walk after 1739578 steps, saw 242745 distinct states, run finished after 3001 ms. (steps per millisecond=579 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:44:33] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:44:33] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 185 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 205 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 408ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 168 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 2 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:44:34] [INFO ] Invariant cache hit.
[2024-05-22 08:44:34] [INFO ] Implicit Places using invariants in 137 ms returned []
[2024-05-22 08:44:34] [INFO ] Invariant cache hit.
[2024-05-22 08:44:34] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:44:34] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 394 ms to find 0 implicit places.
[2024-05-22 08:44:34] [INFO ] Redundant transitions in 0 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:44:34] [INFO ] Invariant cache hit.
[2024-05-22 08:44:34] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:44:37] [INFO ] Deduced a trap composed of 15 places in 63 ms of which 1 ms to minimize.
[2024-05-22 08:44:37] [INFO ] Deduced a trap composed of 8 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:44:37] [INFO ] Deduced a trap composed of 10 places in 54 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:44:38] [INFO ] Deduced a trap composed of 17 places in 84 ms of which 2 ms to minimize.
[2024-05-22 08:44:39] [INFO ] Deduced a trap composed of 16 places in 75 ms of which 1 ms to minimize.
[2024-05-22 08:44:39] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:44:40] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 0 ms to minimize.
[2024-05-22 08:44:40] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:44:40] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11632 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:44:51] [INFO ] Deduced a trap composed of 9 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:44:52] [INFO ] Deduced a trap composed of 14 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:44:53] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41727ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41728ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42133 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 5 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:45:16] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:45:16] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:45:16] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:45:16] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:45:16] [INFO ] [Nat]Absence check using 36 positive place invariants in 3 ms returned sat
[2024-05-22 08:45:16] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 10 ms returned sat
[2024-05-22 08:45:16] [INFO ] After 73ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:45:16] [INFO ] After 86ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:45:16] [INFO ] After 176ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 254 ms.
RANDOM walk for 40000 steps (525 resets) in 86 ms. (459 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (97 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1824097 steps, run timeout after 3001 ms. (steps per millisecond=607 ) properties seen :0 out of 1
Probabilistic random walk after 1824097 steps, saw 254450 distinct states, run finished after 3001 ms. (steps per millisecond=607 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:45:19] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:45:19] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 157 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 156 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 366ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 167 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 7 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (551 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (82 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1832268 steps, run timeout after 3001 ms. (steps per millisecond=610 ) properties seen :0 out of 1
Probabilistic random walk after 1832268 steps, saw 255517 distinct states, run finished after 3001 ms. (steps per millisecond=610 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:45:23] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:45:23] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 180 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 190 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 416ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 160 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 2 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 2 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:45:23] [INFO ] Invariant cache hit.
[2024-05-22 08:45:23] [INFO ] Implicit Places using invariants in 130 ms returned []
[2024-05-22 08:45:23] [INFO ] Invariant cache hit.
[2024-05-22 08:45:23] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:45:24] [INFO ] Implicit Places using invariants and state equation in 223 ms returned []
Implicit Place search using SMT with State Equation took 395 ms to find 0 implicit places.
[2024-05-22 08:45:24] [INFO ] Redundant transitions in 0 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:45:24] [INFO ] Invariant cache hit.
[2024-05-22 08:45:24] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:45:26] [INFO ] Deduced a trap composed of 15 places in 67 ms of which 1 ms to minimize.
[2024-05-22 08:45:27] [INFO ] Deduced a trap composed of 8 places in 49 ms of which 0 ms to minimize.
[2024-05-22 08:45:27] [INFO ] Deduced a trap composed of 10 places in 62 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:45:28] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:45:28] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:45:28] [INFO ] Deduced a trap composed of 6 places in 41 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:45:29] [INFO ] Deduced a trap composed of 6 places in 23 ms of which 0 ms to minimize.
[2024-05-22 08:45:30] [INFO ] Deduced a trap composed of 12 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:45:30] [INFO ] Deduced a trap composed of 12 places in 61 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11453 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:45:41] [INFO ] Deduced a trap composed of 9 places in 52 ms of which 0 ms to minimize.
[2024-05-22 08:45:41] [INFO ] Deduced a trap composed of 14 places in 43 ms of which 0 ms to minimize.
[2024-05-22 08:45:42] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41522ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41524ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41930 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 11 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:46:05] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:46:05] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:46:05] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:46:05] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:46:05] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:46:05] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:46:05] [INFO ] After 71ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:46:05] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:46:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 63 ms
TRAPS : Iteration 1
[2024-05-22 08:46:05] [INFO ] After 154ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:46:05] [INFO ] After 237ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 319 ms.
RANDOM walk for 40000 steps (524 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (85 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1840953 steps, run timeout after 3001 ms. (steps per millisecond=613 ) properties seen :0 out of 1
Probabilistic random walk after 1840953 steps, saw 256702 distinct states, run finished after 3001 ms. (steps per millisecond=613 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:46:09] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:46:09] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 154 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 177 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 354ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 166 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 8 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (556 resets) in 121 ms. (327 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1676502 steps, run timeout after 3001 ms. (steps per millisecond=558 ) properties seen :0 out of 1
Probabilistic random walk after 1676502 steps, saw 235142 distinct states, run finished after 3002 ms. (steps per millisecond=558 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:46:12] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:46:12] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 169 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 196 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 374ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 165 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:46:13] [INFO ] Invariant cache hit.
[2024-05-22 08:46:13] [INFO ] Implicit Places using invariants in 132 ms returned []
[2024-05-22 08:46:13] [INFO ] Invariant cache hit.
[2024-05-22 08:46:13] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:46:13] [INFO ] Implicit Places using invariants and state equation in 247 ms returned []
Implicit Place search using SMT with State Equation took 381 ms to find 0 implicit places.
[2024-05-22 08:46:13] [INFO ] Redundant transitions in 1 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:46:13] [INFO ] Invariant cache hit.
[2024-05-22 08:46:13] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:46:16] [INFO ] Deduced a trap composed of 15 places in 65 ms of which 1 ms to minimize.
[2024-05-22 08:46:16] [INFO ] Deduced a trap composed of 8 places in 46 ms of which 0 ms to minimize.
[2024-05-22 08:46:16] [INFO ] Deduced a trap composed of 10 places in 41 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:46:17] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 1 ms to minimize.
[2024-05-22 08:46:18] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:46:18] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:46:19] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 0 ms to minimize.
[2024-05-22 08:46:19] [INFO ] Deduced a trap composed of 12 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:46:19] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11512 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:46:30] [INFO ] Deduced a trap composed of 9 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:46:31] [INFO ] Deduced a trap composed of 14 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:46:32] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41594ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41596ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41987 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 10 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:46:55] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:46:55] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:46:55] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:46:55] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:46:55] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:46:55] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:46:55] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:46:55] [INFO ] After 92ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:46:55] [INFO ] After 174ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 259 ms.
RANDOM walk for 40000 steps (531 resets) in 139 ms. (285 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (82 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1807996 steps, run timeout after 3001 ms. (steps per millisecond=602 ) properties seen :0 out of 1
Probabilistic random walk after 1807996 steps, saw 252371 distinct states, run finished after 3001 ms. (steps per millisecond=602 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:46:58] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:46:58] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 188 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 174 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 371ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 153 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 10 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (553 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (82 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1820448 steps, run timeout after 3001 ms. (steps per millisecond=606 ) properties seen :0 out of 1
Probabilistic random walk after 1820448 steps, saw 253951 distinct states, run finished after 3003 ms. (steps per millisecond=606 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:47:02] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:47:02] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 188 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 194 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 391ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 151 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 2 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 2 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:47:02] [INFO ] Invariant cache hit.
[2024-05-22 08:47:02] [INFO ] Implicit Places using invariants in 130 ms returned []
[2024-05-22 08:47:02] [INFO ] Invariant cache hit.
[2024-05-22 08:47:02] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:47:03] [INFO ] Implicit Places using invariants and state equation in 239 ms returned []
Implicit Place search using SMT with State Equation took 384 ms to find 0 implicit places.
[2024-05-22 08:47:03] [INFO ] Redundant transitions in 0 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:47:03] [INFO ] Invariant cache hit.
[2024-05-22 08:47:03] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:47:05] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:47:06] [INFO ] Deduced a trap composed of 8 places in 63 ms of which 1 ms to minimize.
[2024-05-22 08:47:06] [INFO ] Deduced a trap composed of 10 places in 52 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:47:07] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:47:07] [INFO ] Deduced a trap composed of 16 places in 69 ms of which 1 ms to minimize.
[2024-05-22 08:47:07] [INFO ] Deduced a trap composed of 6 places in 44 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:47:08] [INFO ] Deduced a trap composed of 6 places in 27 ms of which 1 ms to minimize.
[2024-05-22 08:47:09] [INFO ] Deduced a trap composed of 12 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:47:09] [INFO ] Deduced a trap composed of 12 places in 53 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11631 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:47:20] [INFO ] Deduced a trap composed of 9 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:47:20] [INFO ] Deduced a trap composed of 14 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:47:22] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved
SMT process timed out in 41713ms, After SMT, problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 41715ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42109 ms. Remains : 231/231 places, 173/173 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 231 transition count 173
Applied a total of 1 rules in 5 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:47:44] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:47:44] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:47:44] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:47:44] [INFO ] After 62ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:47:44] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:47:44] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 11 ms returned sat
[2024-05-22 08:47:44] [INFO ] After 98ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:47:45] [INFO ] After 112ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:47:45] [INFO ] After 201ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 277 ms.
RANDOM walk for 40000 steps (541 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (94 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1779567 steps, run timeout after 3001 ms. (steps per millisecond=592 ) properties seen :0 out of 1
Probabilistic random walk after 1779567 steps, saw 248362 distinct states, run finished after 3001 ms. (steps per millisecond=592 ) properties seen :0
// Phase 1: matrix 174 rows 232 cols
[2024-05-22 08:47:48] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:47:48] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/406 variables, 30/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/406 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 406/406 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 156 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 107/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/177 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/202 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 174/376 variables, 202/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 30/406 variables, 30/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/406 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 406/406 variables, and 295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 161 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 232/232 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 324ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 149 ms.
Support contains 1 out of 232 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 232/232 places, 174/174 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 232 transition count 174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 231 transition count 173
Applied a total of 2 rules in 7 ms. Remains 231 /232 variables (removed 1) and now considering 173/174 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 231/232 places, 173/174 transitions.
RANDOM walk for 40000 steps (541 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (82 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1772716 steps, run timeout after 3001 ms. (steps per millisecond=590 ) properties seen :0 out of 1
Probabilistic random walk after 1772716 steps, saw 247384 distinct states, run finished after 3001 ms. (steps per millisecond=590 ) properties seen :0
// Phase 1: matrix 173 rows 231 cols
[2024-05-22 08:47:51] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:47:51] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/342 variables, 8/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/343 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 32/375 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/375 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/404 variables, 29/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/404 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 293 constraints, problems are : Problem set: 0 solved, 1 unsolved in 169 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 106/107 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/147 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/147 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/181 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/190 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 140/330 variables, 190/245 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/330 variables, 2/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/330 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/330 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/342 variables, 8/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/342 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/342 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/343 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/343 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/343 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/375 variables, 3/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/375 variables, 1/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/375 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/404 variables, 29/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/404 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 404/404 variables, and 294 constraints, problems are : Problem set: 0 solved, 1 unsolved in 188 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 370ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 144 ms.
Support contains 1 out of 231 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 3 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 231/231 places, 173/173 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 173/173 transitions.
Applied a total of 0 rules in 2 ms. Remains 231 /231 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2024-05-22 08:47:52] [INFO ] Invariant cache hit.
[2024-05-22 08:47:52] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-22 08:47:52] [INFO ] Invariant cache hit.
[2024-05-22 08:47:52] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:47:52] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 350 ms to find 0 implicit places.
[2024-05-22 08:47:52] [INFO ] Redundant transitions in 0 ms returned []
Running 170 sub problems to find dead transitions.
[2024-05-22 08:47:52] [INFO ] Invariant cache hit.
[2024-05-22 08:47:52] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/230 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 173/403 variables, 230/290 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 2/292 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:47:55] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:47:55] [INFO ] Deduced a trap composed of 8 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:47:55] [INFO ] Deduced a trap composed of 10 places in 48 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:47:56] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 1 ms to minimize.
[2024-05-22 08:47:56] [INFO ] Deduced a trap composed of 16 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:47:56] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:47:58] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 1 ms to minimize.
[2024-05-22 08:47:58] [INFO ] Deduced a trap composed of 12 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:47:58] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 11 (OVERLAPS) 1/404 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 13 (OVERLAPS) 0/404 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/404 variables, and 302 constraints, problems are : Problem set: 0 solved, 170 unsolved in 11542 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 231/231 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (OVERLAPS) 2/230 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 7 (OVERLAPS) 173/403 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 170/471 constraints. Problems are: Problem set: 0 solved, 170 unsolved
[2024-05-22 08:48:09] [INFO ] Deduced a trap composed of 9 places in 55 ms of which 0 ms to minimize.
[2024-05-22 08:48:10] [INFO ] Deduced a trap composed of 14 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:48:11] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 3/474 constraints. Problems are: Problem set: 0 solved, 170 unsolved

BK_TIME_CONFINEMENT_REACHED

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

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

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DES-PT-30a"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is DES-PT-30a, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r100-tall-171624200900437"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-30a.tgz
mv DES-PT-30a execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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