MCC'2024- Execution of r100-tall-171624200900428

About the Execution of GreatSPN+red for DES-PT-20a

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
1387.359	1067093.00	1388283.00	2065.10	F	normal

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-171624200900428.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-20a, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-tall-171624200900428
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K 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 14:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 22 14:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 22 14:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 22 14:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 12 08:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 169K Apr 12 08:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Apr 12 08:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 47K Apr 12 08:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Apr 22 14:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:36 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 57K May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1716365835134

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DES-PT-20a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-22 08:17:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2024-05-22 08:17:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 08:17:16] [INFO ] Load time of PNML (sax parser for PT used): 72 ms
[2024-05-22 08:17:16] [INFO ] Transformed 195 places.
[2024-05-22 08:17:16] [INFO ] Transformed 152 transitions.
[2024-05-22 08:17:16] [INFO ] Found NUPN structural information;
[2024-05-22 08:17:16] [INFO ] Parsed PT model containing 195 places and 152 transitions and 742 arcs in 170 ms.
Structural test allowed to assert that 44 places are NOT stable. Took 6 ms.
Ensure Unique test removed 14 transitions
Reduce redundant transitions removed 14 transitions.
RANDOM walk for 40000 steps (864 resets) in 2002 ms. (19 steps per ms) remains 59/151 properties
BEST_FIRST walk for 4003 steps (15 resets) in 68 ms. (58 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (16 resets) in 22 ms. (174 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (15 resets) in 59 ms. (66 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (14 resets) in 60 ms. (65 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (15 resets) in 75 ms. (52 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (16 resets) in 54 ms. (72 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (15 resets) in 32 ms. (121 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (17 resets) in 30 ms. (129 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (16 resets) in 27 ms. (142 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (15 resets) in 29 ms. (133 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (20 resets) in 25 ms. (154 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (16 resets) in 20 ms. (190 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (19 resets) in 15 ms. (250 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (18 resets) in 17 ms. (222 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (18 resets) in 22 ms. (174 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (14 resets) in 28 ms. (138 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (17 resets) in 14 ms. (266 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (20 resets) in 14 ms. (266 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (14 resets) in 15 ms. (250 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (17 resets) in 18 ms. (210 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (17 resets) in 15 ms. (250 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (23 resets) in 15 ms. (250 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (20 resets) in 17 ms. (222 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (16 resets) in 25 ms. (153 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (17 resets) in 19 ms. (200 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (21 resets) in 15 ms. (250 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (15 resets) in 34 ms. (114 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (19 resets) in 13 ms. (285 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (14 resets) in 12 ms. (308 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (15 resets) in 14 ms. (266 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (15 resets) in 14 ms. (266 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (13 resets) in 12 ms. (307 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (20 resets) in 12 ms. (308 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (14 resets) in 15 ms. (250 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (19 resets) in 13 ms. (286 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (16 resets) in 13 ms. (285 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (14 resets) in 15 ms. (250 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (18 resets) in 13 ms. (285 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (16 resets) in 14 ms. (266 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (20 resets) in 16 ms. (235 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (12 resets) in 54 ms. (72 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (16 resets) in 13 ms. (286 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (16 resets) in 16 ms. (235 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (16 resets) in 12 ms. (307 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (13 resets) in 12 ms. (308 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (17 resets) in 14 ms. (266 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (17 resets) in 15 ms. (250 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (16 resets) in 37 ms. (105 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (15 resets) in 20 ms. (190 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (18 resets) in 13 ms. (286 steps per ms) remains 59/59 properties
// Phase 1: matrix 138 rows 195 cols
[2024-05-22 08:17:17] [INFO ] Computed 59 invariants in 35 ms
[2024-05-22 08:17:17] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 59/59 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 50/109 variables, 7/66 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/109 variables, 50/116 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (OVERLAPS) 55/164 variables, 34/150 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/164 variables, 55/205 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/164 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 8 (OVERLAPS) 22/186 variables, 18/223 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/186 variables, 22/245 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/186 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 11 (OVERLAPS) 137/323 variables, 186/431 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/323 variables, 1/432 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/323 variables, 0/432 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 14 (OVERLAPS) 10/333 variables, 9/441 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/333 variables, 9/450 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/333 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 17 (OVERLAPS) 0/333 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Real declared 333/333 variables, and 450 constraints, problems are : Problem set: 0 solved, 59 unsolved in 3539 ms.
Refiners :[Domain max(s): 195/195 constraints, Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 195/195 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 59 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 59/59 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 50/109 variables, 7/66 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/109 variables, 50/116 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (OVERLAPS) 55/164 variables, 34/150 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/164 variables, 55/205 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/164 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 8 (OVERLAPS) 22/186 variables, 18/223 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/186 variables, 22/245 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/186 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 11 (OVERLAPS) 137/323 variables, 186/431 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/323 variables, 1/432 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/323 variables, 59/491 constraints. Problems are: Problem set: 0 solved, 59 unsolved
[2024-05-22 08:17:23] [INFO ] Deduced a trap composed of 13 places in 68 ms of which 15 ms to minimize.
[2024-05-22 08:17:23] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/323 variables, 2/493 constraints. Problems are: Problem set: 0 solved, 59 unsolved
[2024-05-22 08:17:25] [INFO ] Deduced a trap composed of 14 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:17:25] [INFO ] Deduced a trap composed of 14 places in 32 ms of which 1 ms to minimize.
[2024-05-22 08:17:26] [INFO ] Deduced a trap composed of 9 places in 47 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 323/333 variables, and 496 constraints, problems are : Problem set: 0 solved, 59 unsolved in 5009 ms.
Refiners :[Domain max(s): 186/195 constraints, Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 186/195 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 5/5 constraints]
After SMT, in 8632ms problems are : Problem set: 0 solved, 59 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 59 out of 195 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 195/195 places, 138/138 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 195 transition count 136
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 194 transition count 135
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 194 transition count 135
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 194 transition count 135
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 193 transition count 134
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 10 place count 192 transition count 134
Applied a total of 10 rules in 53 ms. Remains 192 /195 variables (removed 3) and now considering 134/138 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62 ms. Remains : 192/195 places, 134/138 transitions.
RANDOM walk for 4000000 steps (54673 resets) in 24068 ms. (166 steps per ms) remains 49/59 properties
BEST_FIRST walk for 400003 steps (915 resets) in 619 ms. (645 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400002 steps (892 resets) in 614 ms. (650 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (889 resets) in 632 ms. (631 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (901 resets) in 606 ms. (658 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (921 resets) in 617 ms. (647 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400002 steps (899 resets) in 618 ms. (646 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (924 resets) in 632 ms. (631 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (918 resets) in 626 ms. (637 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400002 steps (911 resets) in 618 ms. (646 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (914 resets) in 621 ms. (643 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (925 resets) in 625 ms. (638 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (899 resets) in 646 ms. (618 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (910 resets) in 620 ms. (644 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (923 resets) in 620 ms. (644 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (918 resets) in 625 ms. (638 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (917 resets) in 625 ms. (638 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (904 resets) in 619 ms. (645 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (902 resets) in 615 ms. (649 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (895 resets) in 622 ms. (642 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (910 resets) in 606 ms. (658 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (903 resets) in 596 ms. (670 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (918 resets) in 601 ms. (664 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (883 resets) in 605 ms. (660 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400002 steps (913 resets) in 610 ms. (654 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (924 resets) in 605 ms. (660 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (894 resets) in 596 ms. (670 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400002 steps (906 resets) in 610 ms. (654 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (916 resets) in 604 ms. (661 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (916 resets) in 608 ms. (656 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (916 resets) in 607 ms. (657 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (903 resets) in 605 ms. (660 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (876 resets) in 630 ms. (633 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (917 resets) in 606 ms. (658 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (917 resets) in 602 ms. (663 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (896 resets) in 599 ms. (666 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (908 resets) in 604 ms. (661 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (897 resets) in 619 ms. (645 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (892 resets) in 624 ms. (640 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (916 resets) in 625 ms. (638 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (895 resets) in 626 ms. (637 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (921 resets) in 623 ms. (641 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (896 resets) in 623 ms. (641 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (921 resets) in 618 ms. (646 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (890 resets) in 633 ms. (630 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (919 resets) in 624 ms. (640 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (940 resets) in 607 ms. (657 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400002 steps (935 resets) in 620 ms. (644 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400004 steps (911 resets) in 618 ms. (646 steps per ms) remains 49/49 properties
BEST_FIRST walk for 400003 steps (922 resets) in 608 ms. (656 steps per ms) remains 49/49 properties
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:17:40] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:17:40] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (OVERLAPS) 55/104 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 3 (OVERLAPS) 35/139 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/139 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 5 (OVERLAPS) 25/164 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/164 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 7 (OVERLAPS) 7/171 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/171 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 9 (OVERLAPS) 122/293 variables, 171/226 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/293 variables, 2/228 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/293 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 12 (OVERLAPS) 23/316 variables, 11/239 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/316 variables, 4/243 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/316 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 15 (OVERLAPS) 1/317 variables, 1/244 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/317 variables, 1/245 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/317 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 18 (OVERLAPS) 9/326 variables, 9/254 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 20 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 49 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 49 unsolved in 2472 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 49 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (OVERLAPS) 55/104 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 3 (OVERLAPS) 35/139 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/139 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 5 (OVERLAPS) 25/164 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/164 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 7 (OVERLAPS) 7/171 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/171 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 9 (OVERLAPS) 122/293 variables, 171/226 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/293 variables, 2/228 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/293 variables, 39/267 constraints. Problems are: Problem set: 0 solved, 49 unsolved
[2024-05-22 08:17:44] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 2 ms to minimize.
[2024-05-22 08:17:44] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 2 ms to minimize.
[2024-05-22 08:17:44] [INFO ] Deduced a trap composed of 15 places in 28 ms of which 1 ms to minimize.
[2024-05-22 08:17:44] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 1 ms to minimize.
[2024-05-22 08:17:44] [INFO ] Deduced a trap composed of 10 places in 27 ms of which 1 ms to minimize.
[2024-05-22 08:17:44] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 1 ms to minimize.
[2024-05-22 08:17:44] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/293 variables, 7/274 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/293 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 14 (OVERLAPS) 23/316 variables, 11/285 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/316 variables, 4/289 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/316 variables, 10/299 constraints. Problems are: Problem set: 0 solved, 49 unsolved
[2024-05-22 08:17:46] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:17:46] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 1 ms to minimize.
[2024-05-22 08:17:47] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 0 ms to minimize.
[2024-05-22 08:17:47] [INFO ] Deduced a trap composed of 16 places in 37 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/316 variables, 4/303 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/316 variables, 0/303 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 19 (OVERLAPS) 1/317 variables, 1/304 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/317 variables, 1/305 constraints. Problems are: Problem set: 0 solved, 49 unsolved
[2024-05-22 08:17:49] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 1 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/317 variables, 1/306 constraints. Problems are: Problem set: 0 solved, 49 unsolved
[2024-05-22 08:17:50] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 1 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/317 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 49 unsolved
[2024-05-22 08:17:51] [INFO ] Deduced a trap composed of 17 places in 33 ms of which 1 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/317 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/317 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 25 (OVERLAPS) 9/326 variables, 9/317 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/326 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 49 unsolved
[2024-05-22 08:17:54] [INFO ] Deduced a trap composed of 5 places in 33 ms of which 1 ms to minimize.
At refinement iteration 27 (OVERLAPS) 0/326 variables, 1/318 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 29 (OVERLAPS) 0/326 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 49 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 318 constraints, problems are : Problem set: 0 solved, 49 unsolved in 13808 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 15/15 constraints]
After SMT, in 16305ms problems are : Problem set: 0 solved, 49 unsolved
Parikh walk visited 9 properties in 6190 ms.
Support contains 40 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 11 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 4000000 steps (54650 resets) in 21179 ms. (188 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (928 resets) in 600 ms. (665 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (910 resets) in 599 ms. (666 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (908 resets) in 593 ms. (673 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (928 resets) in 592 ms. (674 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (883 resets) in 597 ms. (668 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (892 resets) in 591 ms. (675 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (922 resets) in 591 ms. (675 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (907 resets) in 581 ms. (687 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (908 resets) in 589 ms. (677 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (896 resets) in 579 ms. (689 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (888 resets) in 587 ms. (680 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (911 resets) in 571 ms. (699 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (899 resets) in 580 ms. (688 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (912 resets) in 569 ms. (701 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (913 resets) in 592 ms. (674 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (938 resets) in 601 ms. (664 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (913 resets) in 584 ms. (683 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (919 resets) in 582 ms. (686 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (900 resets) in 578 ms. (690 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (900 resets) in 574 ms. (695 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (914 resets) in 577 ms. (692 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (917 resets) in 580 ms. (688 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (933 resets) in 573 ms. (696 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (921 resets) in 570 ms. (700 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (911 resets) in 567 ms. (704 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (926 resets) in 578 ms. (690 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (898 resets) in 564 ms. (707 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (928 resets) in 584 ms. (683 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (901 resets) in 590 ms. (676 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (926 resets) in 590 ms. (676 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (875 resets) in 580 ms. (688 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (904 resets) in 584 ms. (683 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (918 resets) in 573 ms. (696 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (893 resets) in 577 ms. (692 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (911 resets) in 571 ms. (699 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (889 resets) in 580 ms. (688 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (909 resets) in 566 ms. (705 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (925 resets) in 577 ms. (692 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (908 resets) in 572 ms. (698 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (891 resets) in 569 ms. (701 steps per ms) remains 40/40 properties
Interrupted probabilistic random walk after 7953166 steps, run timeout after 36001 ms. (steps per millisecond=220 ) properties seen :0 out of 40
Probabilistic random walk after 7953166 steps, saw 1016423 distinct states, run finished after 36017 ms. (steps per millisecond=220 ) properties seen :0
[2024-05-22 08:18:51] [INFO ] Invariant cache hit.
[2024-05-22 08:18:51] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (OVERLAPS) 60/100 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (OVERLAPS) 35/135 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/135 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (OVERLAPS) 25/160 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 7/167 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/167 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 118/285 variables, 167/222 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/285 variables, 2/224 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/285 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 12 (OVERLAPS) 27/312 variables, 11/235 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/312 variables, 4/239 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/312 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 15 (OVERLAPS) 1/313 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/313 variables, 1/241 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/313 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 18 (OVERLAPS) 13/326 variables, 13/254 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 20 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 40 unsolved in 2043 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 40 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (OVERLAPS) 60/100 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (OVERLAPS) 35/135 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/135 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (OVERLAPS) 25/160 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 7/167 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/167 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 118/285 variables, 167/222 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/285 variables, 2/224 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/285 variables, 34/258 constraints. Problems are: Problem set: 0 solved, 40 unsolved
[2024-05-22 08:18:54] [INFO ] Deduced a trap composed of 12 places in 29 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/285 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/285 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 14 (OVERLAPS) 27/312 variables, 11/270 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/312 variables, 4/274 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/312 variables, 6/280 constraints. Problems are: Problem set: 0 solved, 40 unsolved
[2024-05-22 08:18:55] [INFO ] Deduced a trap composed of 8 places in 27 ms of which 1 ms to minimize.
[2024-05-22 08:18:55] [INFO ] Deduced a trap composed of 10 places in 29 ms of which 1 ms to minimize.
[2024-05-22 08:18:55] [INFO ] Deduced a trap composed of 13 places in 37 ms of which 1 ms to minimize.
[2024-05-22 08:18:56] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 1 ms to minimize.
[2024-05-22 08:18:56] [INFO ] Deduced a trap composed of 16 places in 30 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/312 variables, 5/285 constraints. Problems are: Problem set: 0 solved, 40 unsolved
[2024-05-22 08:18:56] [INFO ] Deduced a trap composed of 15 places in 37 ms of which 1 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/312 variables, 1/286 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/312 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 20 (OVERLAPS) 1/313 variables, 1/287 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/313 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 40 unsolved
[2024-05-22 08:18:58] [INFO ] Deduced a trap composed of 9 places in 46 ms of which 0 ms to minimize.
[2024-05-22 08:18:58] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 1 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/313 variables, 2/290 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/313 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 24 (OVERLAPS) 13/326 variables, 13/303 constraints. Problems are: Problem set: 0 solved, 40 unsolved
[2024-05-22 08:19:00] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 1 ms to minimize.
[2024-05-22 08:19:00] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:19:01] [INFO ] Deduced a trap composed of 6 places in 21 ms of which 1 ms to minimize.
At refinement iteration 25 (INCLUDED_ONLY) 0/326 variables, 3/306 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/326 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 27 (OVERLAPS) 0/326 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 306 constraints, problems are : Problem set: 0 solved, 40 unsolved in 9769 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 12/12 constraints]
After SMT, in 11823ms problems are : Problem set: 0 solved, 40 unsolved
Parikh walk visited 0 properties in 3621 ms.
Support contains 40 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 7 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 6 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:19:06] [INFO ] Invariant cache hit.
[2024-05-22 08:19:06] [INFO ] Implicit Places using invariants in 131 ms returned []
[2024-05-22 08:19:06] [INFO ] Invariant cache hit.
[2024-05-22 08:19:07] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:19:07] [INFO ] Implicit Places using invariants and state equation in 209 ms returned []
Implicit Place search using SMT with State Equation took 346 ms to find 0 implicit places.
[2024-05-22 08:19:07] [INFO ] Redundant transitions in 2 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:19:07] [INFO ] Invariant cache hit.
[2024-05-22 08:19:07] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:19:09] [INFO ] Deduced a trap composed of 6 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:19:09] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 2 ms to minimize.
[2024-05-22 08:19:09] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 3/256 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:19:10] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 2 ms to minimize.
[2024-05-22 08:19:10] [INFO ] Deduced a trap composed of 22 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:19:10] [INFO ] Deduced a trap composed of 10 places in 29 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (OVERLAPS) 1/326 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:19:12] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:19:13] [INFO ] Deduced a trap composed of 9 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:19:13] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 2/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:19:14] [INFO ] Deduced a trap composed of 20 places in 57 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/326 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 264 constraints, problems are : Problem set: 0 solved, 131 unsolved in 9392 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 10/10 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 3/70 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/261 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/394 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:19:19] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 1 ms to minimize.
[2024-05-22 08:19:19] [INFO ] Deduced a trap composed of 14 places in 53 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 2/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:19:26] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:19:26] [INFO ] Deduced a trap composed of 12 places in 41 ms of which 0 ms to minimize.
[2024-05-22 08:19:26] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/325 variables, 3/399 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/325 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (OVERLAPS) 1/326 variables, 1/400 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:19:41] [INFO ] Deduced a trap composed of 8 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:19:43] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 2/402 constraints. Problems are: Problem set: 0 solved, 131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 326/326 variables, and 402 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 17/17 constraints]
After SMT, in 39474ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 39477ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39842 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 400000 steps (5422 resets) in 2864 ms. (139 steps per ms) remains 40/40 properties
Running SMT prover for 40 properties.
[2024-05-22 08:19:47] [INFO ] Invariant cache hit.
[2024-05-22 08:19:47] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:19:47] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:19:47] [INFO ] After 97ms SMT Verify possible using state equation in real domain returned unsat :0 sat :40
[2024-05-22 08:19:47] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:19:47] [INFO ] After 47ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :40
TRAPS : Iteration 0
[2024-05-22 08:19:48] [INFO ] Deduced a trap composed of 6 places in 52 ms of which 0 ms to minimize.
TRAPS : Iteration 1
[2024-05-22 08:19:48] [INFO ] After 721ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :12 real:28
[2024-05-22 08:19:48] [INFO ] After 917ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :12 real:28
[2024-05-22 08:19:48] [INFO ] [Nat]Absence check using 36 positive place invariants in 9 ms returned sat
[2024-05-22 08:19:48] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:19:48] [INFO ] After 101ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :40
[2024-05-22 08:19:48] [INFO ] After 42ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :40
TRAPS : Iteration 0
[2024-05-22 08:19:48] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 1 ms to minimize.
[2024-05-22 08:19:48] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 0 ms to minimize.
[2024-05-22 08:19:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 84 ms
[2024-05-22 08:19:49] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 0 ms to minimize.
[2024-05-22 08:19:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
[2024-05-22 08:19:49] [INFO ] Deduced a trap composed of 9 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:19:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
TRAPS : Iteration 1
[2024-05-22 08:19:49] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 0 ms to minimize.
[2024-05-22 08:19:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 54 ms
TRAPS : Iteration 2
[2024-05-22 08:19:50] [INFO ] After 1608ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :40
[2024-05-22 08:19:50] [INFO ] After 1840ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :40
RANDOM walk for 4000000 steps (54712 resets) in 21405 ms. (186 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (905 resets) in 598 ms. (667 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (898 resets) in 592 ms. (674 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (896 resets) in 595 ms. (671 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (895 resets) in 587 ms. (680 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (905 resets) in 599 ms. (666 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (912 resets) in 592 ms. (674 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (908 resets) in 588 ms. (679 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (895 resets) in 584 ms. (683 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (877 resets) in 586 ms. (681 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (909 resets) in 585 ms. (682 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (910 resets) in 587 ms. (680 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (912 resets) in 597 ms. (668 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (903 resets) in 598 ms. (667 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (896 resets) in 589 ms. (677 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (921 resets) in 590 ms. (676 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (913 resets) in 593 ms. (673 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (902 resets) in 605 ms. (660 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (923 resets) in 598 ms. (667 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (936 resets) in 609 ms. (655 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (895 resets) in 601 ms. (664 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (927 resets) in 606 ms. (658 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (910 resets) in 597 ms. (668 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (922 resets) in 612 ms. (652 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (920 resets) in 592 ms. (674 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (915 resets) in 599 ms. (666 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (904 resets) in 588 ms. (679 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (929 resets) in 599 ms. (666 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (925 resets) in 588 ms. (679 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (907 resets) in 592 ms. (674 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (908 resets) in 591 ms. (675 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (898 resets) in 586 ms. (681 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (928 resets) in 603 ms. (662 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (875 resets) in 603 ms. (662 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400001 steps (896 resets) in 610 ms. (654 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (881 resets) in 610 ms. (654 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (906 resets) in 610 ms. (654 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (859 resets) in 598 ms. (667 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (907 resets) in 606 ms. (658 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400002 steps (910 resets) in 602 ms. (663 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (920 resets) in 603 ms. (662 steps per ms) remains 40/40 properties
Interrupted probabilistic random walk after 8282568 steps, run timeout after 36001 ms. (steps per millisecond=230 ) properties seen :0 out of 40
Probabilistic random walk after 8282568 steps, saw 1052575 distinct states, run finished after 36001 ms. (steps per millisecond=230 ) properties seen :0
[2024-05-22 08:20:38] [INFO ] Invariant cache hit.
[2024-05-22 08:20:38] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (OVERLAPS) 60/100 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (OVERLAPS) 35/135 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/135 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (OVERLAPS) 25/160 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 7/167 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/167 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 118/285 variables, 167/222 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/285 variables, 2/224 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/285 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 12 (OVERLAPS) 27/312 variables, 11/235 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/312 variables, 4/239 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/312 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 15 (OVERLAPS) 1/313 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/313 variables, 1/241 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/313 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 18 (OVERLAPS) 13/326 variables, 13/254 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 20 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 40 unsolved in 2041 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 40 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (OVERLAPS) 60/100 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (OVERLAPS) 35/135 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/135 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (OVERLAPS) 25/160 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 7/167 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/167 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 118/285 variables, 167/222 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/285 variables, 2/224 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/285 variables, 34/258 constraints. Problems are: Problem set: 0 solved, 40 unsolved
[2024-05-22 08:20:41] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/285 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/285 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 14 (OVERLAPS) 27/312 variables, 11/270 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/312 variables, 4/274 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/312 variables, 6/280 constraints. Problems are: Problem set: 0 solved, 40 unsolved
[2024-05-22 08:20:43] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 4 ms to minimize.
[2024-05-22 08:20:43] [INFO ] Deduced a trap composed of 10 places in 25 ms of which 1 ms to minimize.
[2024-05-22 08:20:43] [INFO ] Deduced a trap composed of 13 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:20:43] [INFO ] Deduced a trap composed of 11 places in 25 ms of which 0 ms to minimize.
[2024-05-22 08:20:43] [INFO ] Deduced a trap composed of 16 places in 29 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/312 variables, 5/285 constraints. Problems are: Problem set: 0 solved, 40 unsolved
[2024-05-22 08:20:44] [INFO ] Deduced a trap composed of 15 places in 36 ms of which 1 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/312 variables, 1/286 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/312 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 20 (OVERLAPS) 1/313 variables, 1/287 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/313 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 40 unsolved
[2024-05-22 08:20:46] [INFO ] Deduced a trap composed of 6 places in 37 ms of which 0 ms to minimize.
[2024-05-22 08:20:46] [INFO ] Deduced a trap composed of 17 places in 30 ms of which 2 ms to minimize.
[2024-05-22 08:20:46] [INFO ] Deduced a trap composed of 16 places in 32 ms of which 0 ms to minimize.
[2024-05-22 08:20:46] [INFO ] Deduced a trap composed of 22 places in 34 ms of which 0 ms to minimize.
[2024-05-22 08:20:47] [INFO ] Deduced a trap composed of 8 places in 39 ms of which 1 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/313 variables, 5/293 constraints. Problems are: Problem set: 0 solved, 40 unsolved
[2024-05-22 08:20:47] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 1 ms to minimize.
[2024-05-22 08:20:47] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 1 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/313 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 40 unsolved
[2024-05-22 08:20:48] [INFO ] Deduced a trap composed of 10 places in 23 ms of which 1 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/313 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/313 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 26 (OVERLAPS) 13/326 variables, 13/309 constraints. Problems are: Problem set: 0 solved, 40 unsolved
[2024-05-22 08:20:50] [INFO ] Deduced a trap composed of 14 places in 34 ms of which 0 ms to minimize.
[2024-05-22 08:20:50] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:20:50] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 1 ms to minimize.
[2024-05-22 08:20:50] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 1 ms to minimize.
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 4/313 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 29 (OVERLAPS) 0/326 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 313 constraints, problems are : Problem set: 0 solved, 40 unsolved in 12114 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 19/19 constraints]
After SMT, in 14164ms problems are : Problem set: 0 solved, 40 unsolved
Fused 40 Parikh solutions to 39 different solutions.
Parikh walk visited 0 properties in 3735 ms.
Support contains 40 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 6 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:20:56] [INFO ] Invariant cache hit.
[2024-05-22 08:20:56] [INFO ] Implicit Places using invariants in 99 ms returned []
[2024-05-22 08:20:56] [INFO ] Invariant cache hit.
[2024-05-22 08:20:56] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:20:57] [INFO ] Implicit Places using invariants and state equation in 170 ms returned []
Implicit Place search using SMT with State Equation took 271 ms to find 0 implicit places.
[2024-05-22 08:20:57] [INFO ] Redundant transitions in 6 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:20:57] [INFO ] Invariant cache hit.
[2024-05-22 08:20:57] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:20:58] [INFO ] Deduced a trap composed of 6 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:20:59] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:20:59] [INFO ] Deduced a trap composed of 8 places in 22 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 3/256 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:20:59] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:21:00] [INFO ] Deduced a trap composed of 22 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:21:00] [INFO ] Deduced a trap composed of 10 places in 29 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (OVERLAPS) 1/326 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:21:02] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:21:03] [INFO ] Deduced a trap composed of 9 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:21:03] [INFO ] Deduced a trap composed of 7 places in 38 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 2/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:21:04] [INFO ] Deduced a trap composed of 20 places in 52 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/326 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 264 constraints, problems are : Problem set: 0 solved, 131 unsolved in 9276 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 10/10 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 3/70 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/261 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/394 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:21:09] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 0 ms to minimize.
[2024-05-22 08:21:09] [INFO ] Deduced a trap composed of 14 places in 49 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 2/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:21:16] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:21:16] [INFO ] Deduced a trap composed of 12 places in 40 ms of which 0 ms to minimize.
[2024-05-22 08:21:16] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/325 variables, 3/399 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/325 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (OVERLAPS) 1/326 variables, 1/400 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:21:32] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:21:34] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 2/402 constraints. Problems are: Problem set: 0 solved, 131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 326/326 variables, and 402 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 17/17 constraints]
After SMT, in 39328ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 39331ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39621 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 400000 steps (5459 resets) in 2704 ms. (147 steps per ms) remains 40/40 properties
Running SMT prover for 40 properties.
[2024-05-22 08:21:37] [INFO ] Invariant cache hit.
[2024-05-22 08:21:37] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:21:37] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:21:37] [INFO ] After 83ms SMT Verify possible using state equation in real domain returned unsat :0 sat :40
[2024-05-22 08:21:37] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:21:37] [INFO ] After 40ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :40
TRAPS : Iteration 0
[2024-05-22 08:21:37] [INFO ] Deduced a trap composed of 6 places in 38 ms of which 0 ms to minimize.
TRAPS : Iteration 1
[2024-05-22 08:21:38] [INFO ] After 704ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :12 real:28
[2024-05-22 08:21:38] [INFO ] After 860ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :12 real:28
[2024-05-22 08:21:38] [INFO ] [Nat]Absence check using 36 positive place invariants in 7 ms returned sat
[2024-05-22 08:21:38] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:21:38] [INFO ] After 101ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :40
[2024-05-22 08:21:38] [INFO ] After 43ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :40
TRAPS : Iteration 0
[2024-05-22 08:21:38] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 1 ms to minimize.
[2024-05-22 08:21:38] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 1 ms to minimize.
[2024-05-22 08:21:38] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 79 ms
[2024-05-22 08:21:38] [INFO ] Deduced a trap composed of 12 places in 27 ms of which 0 ms to minimize.
[2024-05-22 08:21:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
[2024-05-22 08:21:38] [INFO ] Deduced a trap composed of 9 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:21:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
TRAPS : Iteration 1
[2024-05-22 08:21:39] [INFO ] Deduced a trap composed of 9 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:21:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
TRAPS : Iteration 2
[2024-05-22 08:21:39] [INFO ] After 1623ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :40
[2024-05-22 08:21:39] [INFO ] After 1846ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :40
RANDOM walk for 40000 steps (540 resets) in 214 ms. (186 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1863319 steps, run timeout after 3001 ms. (steps per millisecond=620 ) properties seen :0 out of 1
Probabilistic random walk after 1863319 steps, saw 259911 distinct states, run finished after 3001 ms. (steps per millisecond=620 ) properties seen :0
[2024-05-22 08:21:43] [INFO ] Invariant cache hit.
[2024-05-22 08:21:43] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 136 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:21:43] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 355ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 45227 steps, including 88 resets, run visited all 1 properties in 88 ms. (steps per millisecond=513 )
Parikh walk visited 1 properties in 91 ms.
RANDOM walk for 40000 steps (536 resets) in 161 ms. (246 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1897319 steps, run timeout after 3001 ms. (steps per millisecond=632 ) properties seen :0 out of 1
Probabilistic random walk after 1897319 steps, saw 264466 distinct states, run finished after 3001 ms. (steps per millisecond=632 ) properties seen :0
[2024-05-22 08:21:46] [INFO ] Invariant cache hit.
[2024-05-22 08:21:46] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 131 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:21:46] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 354ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 995 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=199 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (540 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1907623 steps, run timeout after 3001 ms. (steps per millisecond=635 ) properties seen :0 out of 1
Probabilistic random walk after 1907623 steps, saw 265970 distinct states, run finished after 3001 ms. (steps per millisecond=635 ) properties seen :0
[2024-05-22 08:21:49] [INFO ] Invariant cache hit.
[2024-05-22 08:21:49] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:21:50] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:21:50] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 1 ms to minimize.
[2024-05-22 08:21:50] [INFO ] Deduced a trap composed of 16 places in 23 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/284 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:21:50] [INFO ] Deduced a trap composed of 18 places in 25 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/284 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 22/306 variables, 2/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/306 variables, 1/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/306 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 20/326 variables, 20/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:21:50] [INFO ] Deduced a trap composed of 6 places in 41 ms of which 1 ms to minimize.
At refinement iteration 26 (INCLUDED_ONLY) 0/326 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/326 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 260 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 526ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 151 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 13 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (564 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (93 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1890981 steps, run timeout after 3001 ms. (steps per millisecond=630 ) properties seen :0 out of 1
Probabilistic random walk after 1890981 steps, saw 263530 distinct states, run finished after 3001 ms. (steps per millisecond=630 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:21:53] [INFO ] Computed 60 invariants in 11 ms
[2024-05-22 08:21:53] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 133 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/284 variables, 8/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 3/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 22/307 variables, 3/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 19/326 variables, 19/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 255 constraints, problems are : Problem set: 0 solved, 1 unsolved in 148 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 300ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 183 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 6 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 6 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:21:54] [INFO ] Invariant cache hit.
[2024-05-22 08:21:54] [INFO ] Implicit Places using invariants in 122 ms returned []
[2024-05-22 08:21:54] [INFO ] Invariant cache hit.
[2024-05-22 08:21:54] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:21:54] [INFO ] Implicit Places using invariants and state equation in 183 ms returned []
Implicit Place search using SMT with State Equation took 321 ms to find 0 implicit places.
[2024-05-22 08:21:54] [INFO ] Redundant transitions in 3 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:21:54] [INFO ] Invariant cache hit.
[2024-05-22 08:21:54] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:21:57] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 1 ms to minimize.
[2024-05-22 08:21:57] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:21:57] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 2 ms to minimize.
[2024-05-22 08:21:57] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:21:57] [INFO ] Deduced a trap composed of 11 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:21:57] [INFO ] Deduced a trap composed of 7 places in 42 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:21:58] [INFO ] Deduced a trap composed of 6 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:21:58] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:21:58] [INFO ] Deduced a trap composed of 10 places in 39 ms of which 1 ms to minimize.
[2024-05-22 08:21:58] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:21:58] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:22:00] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8441 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:22:20] [INFO ] Deduced a trap composed of 7 places in 22 ms of which 0 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38488ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38490ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38826 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 14 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:22:33] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 08:22:33] [INFO ] After 45ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:22:33] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:22:33] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:22:33] [INFO ] After 52ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:22:33] [INFO ] After 63ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:22:33] [INFO ] After 120ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 192 ms.
RANDOM walk for 40000 steps (556 resets) in 101 ms. (392 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1925947 steps, run timeout after 3001 ms. (steps per millisecond=641 ) properties seen :0 out of 1
Probabilistic random walk after 1925947 steps, saw 268903 distinct states, run finished after 3001 ms. (steps per millisecond=641 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:22:36] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:22:36] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:22:36] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 224 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 378ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 926 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=231 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (549 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1907002 steps, run timeout after 3001 ms. (steps per millisecond=635 ) properties seen :0 out of 1
Probabilistic random walk after 1907002 steps, saw 265864 distinct states, run finished after 3001 ms. (steps per millisecond=635 ) properties seen :0
[2024-05-22 08:22:39] [INFO ] Invariant cache hit.
[2024-05-22 08:22:39] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:22:39] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/154 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/161 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:22:40] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/272 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 11/283 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 3/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 22/306 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/306 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 20/326 variables, 20/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/326 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/326 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 257 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 426ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 813 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=203 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (552 resets) in 99 ms. (400 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1919144 steps, run timeout after 3001 ms. (steps per millisecond=639 ) properties seen :0 out of 1
Probabilistic random walk after 1919144 steps, saw 267768 distinct states, run finished after 3001 ms. (steps per millisecond=639 ) properties seen :0
[2024-05-22 08:22:43] [INFO ] Invariant cache hit.
[2024-05-22 08:22:43] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:22:43] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:22:43] [INFO ] Deduced a trap composed of 15 places in 36 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 22/306 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/306 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 20/326 variables, 20/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/326 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/326 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 257 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 404ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 22824 steps, including 52 resets, run visited all 1 properties in 50 ms. (steps per millisecond=456 )
Parikh walk visited 1 properties in 49 ms.
RANDOM walk for 40000 steps (556 resets) in 125 ms. (317 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1889338 steps, run timeout after 3001 ms. (steps per millisecond=629 ) properties seen :0 out of 1
Probabilistic random walk after 1889338 steps, saw 263206 distinct states, run finished after 3001 ms. (steps per millisecond=629 ) properties seen :0
[2024-05-22 08:22:46] [INFO ] Invariant cache hit.
[2024-05-22 08:22:46] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:22:46] [INFO ] Deduced a trap composed of 9 places in 36 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/154 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/161 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:22:47] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/272 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 11/283 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 3/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 22/306 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/306 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 20/326 variables, 20/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/326 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/326 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 257 constraints, problems are : Problem set: 0 solved, 1 unsolved in 266 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 452ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 749 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=249 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (531 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (98 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1908950 steps, run timeout after 3001 ms. (steps per millisecond=636 ) properties seen :0 out of 1
Probabilistic random walk after 1908950 steps, saw 266141 distinct states, run finished after 3001 ms. (steps per millisecond=636 ) properties seen :0
[2024-05-22 08:22:50] [INFO ] Invariant cache hit.
[2024-05-22 08:22:50] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:22:50] [INFO ] Deduced a trap composed of 12 places in 41 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:22:50] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 22/306 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/306 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 20/326 variables, 20/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/326 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/326 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 257 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 424ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 7711 steps, including 19 resets, run visited all 1 properties in 19 ms. (steps per millisecond=405 )
Parikh walk visited 1 properties in 19 ms.
RANDOM walk for 40000 steps (542 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1933203 steps, run timeout after 3001 ms. (steps per millisecond=644 ) properties seen :0 out of 1
Probabilistic random walk after 1933203 steps, saw 270046 distinct states, run finished after 3001 ms. (steps per millisecond=644 ) properties seen :0
[2024-05-22 08:22:53] [INFO ] Invariant cache hit.
[2024-05-22 08:22:53] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 145 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:22:53] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 354ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 629 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=125 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (541 resets) in 98 ms. (404 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (94 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1911413 steps, run timeout after 3001 ms. (steps per millisecond=636 ) properties seen :0 out of 1
Probabilistic random walk after 1911413 steps, saw 266545 distinct states, run finished after 3005 ms. (steps per millisecond=636 ) properties seen :0
[2024-05-22 08:22:57] [INFO ] Invariant cache hit.
[2024-05-22 08:22:57] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:22:57] [INFO ] Deduced a trap composed of 12 places in 44 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 211 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 381ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 14626 steps, including 43 resets, run visited all 1 properties in 33 ms. (steps per millisecond=443 )
Parikh walk visited 1 properties in 32 ms.
RANDOM walk for 40000 steps (547 resets) in 94 ms. (421 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (86 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1925219 steps, run timeout after 3001 ms. (steps per millisecond=641 ) properties seen :0 out of 1
Probabilistic random walk after 1925219 steps, saw 268789 distinct states, run finished after 3001 ms. (steps per millisecond=641 ) properties seen :0
[2024-05-22 08:23:00] [INFO ] Invariant cache hit.
[2024-05-22 08:23:00] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:00] [INFO ] Deduced a trap composed of 9 places in 33 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/154 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/161 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 340ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 553 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=138 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (545 resets) in 92 ms. (430 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (87 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1910750 steps, run timeout after 3001 ms. (steps per millisecond=636 ) properties seen :0 out of 1
Probabilistic random walk after 1910750 steps, saw 266400 distinct states, run finished after 3001 ms. (steps per millisecond=636 ) properties seen :0
[2024-05-22 08:23:03] [INFO ] Invariant cache hit.
[2024-05-22 08:23:03] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:04] [INFO ] Deduced a trap composed of 12 places in 40 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 199 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 347ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 30675 steps, including 118 resets, run visited all 1 properties in 67 ms. (steps per millisecond=457 )
Parikh walk visited 1 properties in 66 ms.
RANDOM walk for 40000 steps (545 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (82 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1909951 steps, run timeout after 3001 ms. (steps per millisecond=636 ) properties seen :0 out of 1
Probabilistic random walk after 1909951 steps, saw 266291 distinct states, run finished after 3001 ms. (steps per millisecond=636 ) properties seen :0
[2024-05-22 08:23:07] [INFO ] Invariant cache hit.
[2024-05-22 08:23:07] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 129 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:07] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 330ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1045 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=209 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (551 resets) in 103 ms. (384 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (89 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1872518 steps, run timeout after 3001 ms. (steps per millisecond=623 ) properties seen :0 out of 1
Probabilistic random walk after 1872518 steps, saw 261022 distinct states, run finished after 3001 ms. (steps per millisecond=623 ) properties seen :0
[2024-05-22 08:23:10] [INFO ] Invariant cache hit.
[2024-05-22 08:23:10] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 133 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:11] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/154 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/161 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:11] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/272 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 11/283 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 3/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:11] [INFO ] Deduced a trap composed of 16 places in 23 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/283 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/284 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:11] [INFO ] Deduced a trap composed of 18 places in 26 ms of which 1 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/284 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/284 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 22/306 variables, 2/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/306 variables, 1/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/306 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 20/326 variables, 20/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/326 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 259 constraints, problems are : Problem set: 0 solved, 1 unsolved in 314 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 452ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 44476 steps, including 151 resets, run visited all 1 properties in 91 ms. (steps per millisecond=488 )
Parikh walk visited 1 properties in 90 ms.
RANDOM walk for 40000 steps (550 resets) in 124 ms. (320 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (95 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1876626 steps, run timeout after 3001 ms. (steps per millisecond=625 ) properties seen :0 out of 1
Probabilistic random walk after 1876626 steps, saw 261634 distinct states, run finished after 3001 ms. (steps per millisecond=625 ) properties seen :0
[2024-05-22 08:23:14] [INFO ] Invariant cache hit.
[2024-05-22 08:23:14] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 135 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:14] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/154 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/161 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:14] [INFO ] Deduced a trap composed of 16 places in 37 ms of which 0 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:14] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/284 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 22/306 variables, 2/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/306 variables, 1/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/306 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 20/326 variables, 20/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/326 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/326 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 258 constraints, problems are : Problem set: 0 solved, 1 unsolved in 296 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 440ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 26755 steps, including 91 resets, run visited all 1 properties in 58 ms. (steps per millisecond=461 )
Parikh walk visited 1 properties in 58 ms.
RANDOM walk for 40000 steps (540 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (85 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1872001 steps, run timeout after 3001 ms. (steps per millisecond=623 ) properties seen :0 out of 1
Probabilistic random walk after 1872001 steps, saw 260965 distinct states, run finished after 3001 ms. (steps per millisecond=623 ) properties seen :0
[2024-05-22 08:23:18] [INFO ] Invariant cache hit.
[2024-05-22 08:23:18] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 129 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:18] [INFO ] Deduced a trap composed of 14 places in 32 ms of which 0 ms to minimize.
[2024-05-22 08:23:18] [INFO ] Deduced a trap composed of 11 places in 23 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 2/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/154 variables, 17/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/161 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:18] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:23:18] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 2/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/284 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:18] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/284 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 22/306 variables, 2/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/306 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/306 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 20/326 variables, 20/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/326 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/326 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 260 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 512ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 15387 steps, including 50 resets, run visited all 1 properties in 33 ms. (steps per millisecond=466 )
Parikh walk visited 1 properties in 32 ms.
RANDOM walk for 40000 steps (547 resets) in 103 ms. (384 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1883060 steps, run timeout after 3001 ms. (steps per millisecond=627 ) properties seen :0 out of 1
Probabilistic random walk after 1883060 steps, saw 262438 distinct states, run finished after 3001 ms. (steps per millisecond=627 ) properties seen :0
[2024-05-22 08:23:21] [INFO ] Invariant cache hit.
[2024-05-22 08:23:21] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 148 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:21] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/154 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/161 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:21] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 0 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:21] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 0 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/284 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 22/306 variables, 2/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/306 variables, 1/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/306 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 20/326 variables, 20/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/326 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/326 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 258 constraints, problems are : Problem set: 0 solved, 1 unsolved in 262 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 442ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 45090 steps, including 157 resets, run visited all 1 properties in 91 ms. (steps per millisecond=495 )
Parikh walk visited 1 properties in 90 ms.
RANDOM walk for 40000 steps (535 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1935281 steps, run timeout after 3001 ms. (steps per millisecond=644 ) properties seen :0 out of 1
Probabilistic random walk after 1935281 steps, saw 270357 distinct states, run finished after 3001 ms. (steps per millisecond=644 ) properties seen :0
[2024-05-22 08:23:25] [INFO ] Invariant cache hit.
[2024-05-22 08:23:25] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:25] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/154 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/161 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:25] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/272 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 11/283 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 3/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:25] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/283 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/284 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:25] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 1 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/284 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/284 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 22/306 variables, 2/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/306 variables, 1/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/306 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 20/326 variables, 20/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/326 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 259 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 450ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 26037 steps, including 86 resets, run visited all 1 properties in 57 ms. (steps per millisecond=456 )
Parikh walk visited 1 properties in 56 ms.
RANDOM walk for 40000 steps (529 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1937335 steps, run timeout after 3001 ms. (steps per millisecond=645 ) properties seen :0 out of 1
Probabilistic random walk after 1937335 steps, saw 270642 distinct states, run finished after 3001 ms. (steps per millisecond=645 ) properties seen :0
[2024-05-22 08:23:28] [INFO ] Invariant cache hit.
[2024-05-22 08:23:28] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 129 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:28] [INFO ] Deduced a trap composed of 11 places in 22 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/154 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/161 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:29] [INFO ] Deduced a trap composed of 17 places in 35 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/272 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 11/283 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 3/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:29] [INFO ] Deduced a trap composed of 16 places in 25 ms of which 0 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/283 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/284 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:29] [INFO ] Deduced a trap composed of 18 places in 28 ms of which 0 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/284 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/284 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 22/306 variables, 2/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/306 variables, 1/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/306 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 20/326 variables, 20/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/326 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 259 constraints, problems are : Problem set: 0 solved, 1 unsolved in 290 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 428ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 14274 steps, including 46 resets, run visited all 1 properties in 29 ms. (steps per millisecond=492 )
Parikh walk visited 1 properties in 29 ms.
RANDOM walk for 40000 steps (536 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (94 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1931811 steps, run timeout after 3001 ms. (steps per millisecond=643 ) properties seen :0 out of 1
Probabilistic random walk after 1931811 steps, saw 269815 distinct states, run finished after 3001 ms. (steps per millisecond=643 ) properties seen :0
[2024-05-22 08:23:32] [INFO ] Invariant cache hit.
[2024-05-22 08:23:32] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 137 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:32] [INFO ] Deduced a trap composed of 14 places in 29 ms of which 0 ms to minimize.
[2024-05-22 08:23:32] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 2/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/154 variables, 17/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/161 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:32] [INFO ] Deduced a trap composed of 16 places in 33 ms of which 1 ms to minimize.
[2024-05-22 08:23:32] [INFO ] Deduced a trap composed of 16 places in 35 ms of which 0 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 2/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/284 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:32] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 0 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/284 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 22/306 variables, 2/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/306 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/306 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 20/326 variables, 20/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/326 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/326 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 260 constraints, problems are : Problem set: 0 solved, 1 unsolved in 345 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 487ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 25957 steps, including 149 resets, run visited all 1 properties in 60 ms. (steps per millisecond=432 )
Parikh walk visited 1 properties in 60 ms.
RANDOM walk for 40000 steps (555 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (87 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1926044 steps, run timeout after 3001 ms. (steps per millisecond=641 ) properties seen :0 out of 1
Probabilistic random walk after 1926044 steps, saw 268923 distinct states, run finished after 3001 ms. (steps per millisecond=641 ) properties seen :0
[2024-05-22 08:23:35] [INFO ] Invariant cache hit.
[2024-05-22 08:23:35] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:36] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/154 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/161 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 344ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 697 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=232 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (531 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1925400 steps, run timeout after 3001 ms. (steps per millisecond=641 ) properties seen :0 out of 1
Probabilistic random walk after 1925400 steps, saw 268815 distinct states, run finished after 3001 ms. (steps per millisecond=641 ) properties seen :0
[2024-05-22 08:23:39] [INFO ] Invariant cache hit.
[2024-05-22 08:23:39] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/154 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/161 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 125 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 93/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/129 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:39] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/154 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/161 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:39] [INFO ] Deduced a trap composed of 17 places in 35 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/272 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 11/283 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 3/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:39] [INFO ] Deduced a trap composed of 16 places in 26 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/283 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/283 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/284 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/284 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:23:39] [INFO ] Deduced a trap composed of 18 places in 24 ms of which 1 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/284 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/284 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 22/306 variables, 2/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/306 variables, 1/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/306 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 20/326 variables, 20/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/326 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 259 constraints, problems are : Problem set: 0 solved, 1 unsolved in 323 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 452ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 835 steps, including 2 resets, run visited all 1 properties in 3 ms. (steps per millisecond=278 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (550 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1913906 steps, run timeout after 3001 ms. (steps per millisecond=637 ) properties seen :0 out of 1
Probabilistic random walk after 1913906 steps, saw 266941 distinct states, run finished after 3001 ms. (steps per millisecond=637 ) properties seen :0
[2024-05-22 08:23:42] [INFO ] Invariant cache hit.
[2024-05-22 08:23:42] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/25 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 23/48 variables, 20/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/49 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 11/60 variables, 6/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/60 variables, 2/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/62 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/62 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/66 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/66 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 76/142 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/142 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 36/178 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/210 variables, 22/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/210 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/219 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/219 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 107/326 variables, 161/251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 2/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/25 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 23/48 variables, 20/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/49 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/60 variables, 6/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/62 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/62 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/66 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/66 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 76/142 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/142 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 36/178 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/178 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 32/210 variables, 22/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/210 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 9/219 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/219 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 107/326 variables, 161/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 2/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 255 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 314ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 118 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (540 resets) in 97 ms. (408 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (83 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1849872 steps, run timeout after 3001 ms. (steps per millisecond=616 ) properties seen :0 out of 1
Probabilistic random walk after 1849872 steps, saw 258011 distinct states, run finished after 3001 ms. (steps per millisecond=616 ) properties seen :0
[2024-05-22 08:23:46] [INFO ] Invariant cache hit.
[2024-05-22 08:23:46] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/25 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 23/48 variables, 20/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/49 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 11/60 variables, 6/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/60 variables, 2/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/62 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/62 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/66 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/66 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 76/142 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/142 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 36/178 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/210 variables, 22/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/210 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/219 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/219 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 107/326 variables, 161/251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 2/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/25 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 23/48 variables, 20/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/49 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/60 variables, 6/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/62 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/62 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/66 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/66 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 76/142 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/142 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 36/178 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/178 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 32/210 variables, 22/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/210 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 9/219 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/219 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 107/326 variables, 161/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 2/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 255 constraints, problems are : Problem set: 0 solved, 1 unsolved in 139 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 325ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 119 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 6 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:23:46] [INFO ] Invariant cache hit.
[2024-05-22 08:23:46] [INFO ] Implicit Places using invariants in 112 ms returned []
[2024-05-22 08:23:46] [INFO ] Invariant cache hit.
[2024-05-22 08:23:46] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:23:47] [INFO ] Implicit Places using invariants and state equation in 199 ms returned []
Implicit Place search using SMT with State Equation took 313 ms to find 0 implicit places.
[2024-05-22 08:23:47] [INFO ] Redundant transitions in 3 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:23:47] [INFO ] Invariant cache hit.
[2024-05-22 08:23:47] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:23:48] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:23:49] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:23:49] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 3/256 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:23:49] [INFO ] Deduced a trap composed of 15 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:23:49] [INFO ] Deduced a trap composed of 22 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:23:50] [INFO ] Deduced a trap composed of 10 places in 30 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 3/259 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (OVERLAPS) 1/326 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:23:52] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:23:53] [INFO ] Deduced a trap composed of 9 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:23:53] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 2/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:23:53] [INFO ] Deduced a trap composed of 20 places in 52 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/326 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 264 constraints, problems are : Problem set: 0 solved, 131 unsolved in 9346 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 10/10 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 3/70 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/261 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/394 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:23:59] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 1 ms to minimize.
[2024-05-22 08:23:59] [INFO ] Deduced a trap composed of 14 places in 54 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 2/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:24:05] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:24:05] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:24:06] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/325 variables, 3/399 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/325 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (OVERLAPS) 1/326 variables, 1/400 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:24:21] [INFO ] Deduced a trap composed of 8 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:24:23] [INFO ] Deduced a trap composed of 7 places in 49 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 2/402 constraints. Problems are: Problem set: 0 solved, 131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 326/326 variables, and 402 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 17/17 constraints]
After SMT, in 39391ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 39392ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39717 ms. Remains : 192/192 places, 134/134 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 10 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
[2024-05-22 08:24:26] [INFO ] Invariant cache hit.
[2024-05-22 08:24:26] [INFO ] After 33ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:24:26] [INFO ] [Nat]Absence check using 36 positive place invariants in 7 ms returned sat
[2024-05-22 08:24:26] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:24:26] [INFO ] After 57ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:24:26] [INFO ] After 69ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:24:26] [INFO ] After 131ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 178 ms.
RANDOM walk for 40000 steps (555 resets) in 94 ms. (421 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 1923214 steps, run timeout after 3001 ms. (steps per millisecond=640 ) properties seen :0 out of 1
Probabilistic random walk after 1923214 steps, saw 268468 distinct states, run finished after 3001 ms. (steps per millisecond=640 ) properties seen :0
[2024-05-22 08:24:29] [INFO ] Invariant cache hit.
[2024-05-22 08:24:29] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 23/26 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 22/48 variables, 19/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/49 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 11/60 variables, 6/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/60 variables, 2/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/62 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/62 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/66 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/66 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 76/142 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/142 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 36/178 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/210 variables, 22/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/210 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/219 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/219 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 107/326 variables, 161/251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 2/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 135 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 23/26 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 22/48 variables, 19/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/49 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/60 variables, 6/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/62 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/62 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/66 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/66 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 76/142 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/142 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 36/178 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/178 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 32/210 variables, 22/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/210 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 9/219 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/219 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 107/326 variables, 161/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 2/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 255 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 285ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 109 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 8 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (548 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (94 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1914004 steps, run timeout after 3001 ms. (steps per millisecond=637 ) properties seen :0 out of 1
Probabilistic random walk after 1914004 steps, saw 266952 distinct states, run finished after 3001 ms. (steps per millisecond=637 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:24:33] [INFO ] Computed 60 invariants in 12 ms
[2024-05-22 08:24:33] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 23/26 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 22/48 variables, 19/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/49 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 11/60 variables, 6/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/60 variables, 2/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/62 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/62 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/66 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/66 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 76/142 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/142 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 36/178 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/210 variables, 22/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/210 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/219 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/219 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 107/326 variables, 161/251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 2/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 121 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 23/26 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 22/48 variables, 19/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/49 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/60 variables, 6/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/62 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/62 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/66 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/66 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 76/142 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/142 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 36/178 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/178 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 32/210 variables, 22/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/210 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 9/219 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/219 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 107/326 variables, 161/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 2/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 255 constraints, problems are : Problem set: 0 solved, 1 unsolved in 135 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 298ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 613 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=204 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (540 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (78 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1900151 steps, run timeout after 3001 ms. (steps per millisecond=633 ) properties seen :0 out of 1
Probabilistic random walk after 1900151 steps, saw 264910 distinct states, run finished after 3001 ms. (steps per millisecond=633 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:24:36] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:24:36] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 23/26 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 22/48 variables, 19/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/49 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 11/60 variables, 6/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/60 variables, 2/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/62 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/62 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/66 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/66 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 76/142 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/142 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 36/178 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/210 variables, 22/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/210 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/219 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/219 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 107/326 variables, 161/251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 2/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 125 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 23/26 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 22/48 variables, 19/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/49 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/60 variables, 6/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/62 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/62 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/66 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/66 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 76/142 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/142 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 36/178 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/178 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 32/210 variables, 22/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/210 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 9/219 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/219 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 107/326 variables, 161/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 2/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 255 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 288ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 570 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=285 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (550 resets) in 121 ms. (327 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1909001 steps, run timeout after 3001 ms. (steps per millisecond=636 ) properties seen :0 out of 1
Probabilistic random walk after 1909001 steps, saw 266147 distinct states, run finished after 3001 ms. (steps per millisecond=636 ) properties seen :0
[2024-05-22 08:24:39] [INFO ] Invariant cache hit.
[2024-05-22 08:24:39] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 23/26 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 22/48 variables, 19/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/49 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 11/60 variables, 6/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/60 variables, 2/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/62 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/62 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/66 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/66 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 76/142 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/142 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 36/178 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/210 variables, 22/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/210 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/219 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/219 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 107/326 variables, 161/251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 2/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 131 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 23/26 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 22/48 variables, 19/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/49 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/60 variables, 6/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/62 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/62 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/66 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/66 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 76/142 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/142 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 36/178 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/178 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 32/210 variables, 22/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/210 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 9/219 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/219 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 107/326 variables, 161/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 2/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 255 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 287ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 626 steps, including 2 resets, run visited all 1 properties in 3 ms. (steps per millisecond=208 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (546 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (93 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1924907 steps, run timeout after 3001 ms. (steps per millisecond=641 ) properties seen :0 out of 1
Probabilistic random walk after 1924907 steps, saw 268732 distinct states, run finished after 3001 ms. (steps per millisecond=641 ) properties seen :0
[2024-05-22 08:24:43] [INFO ] Invariant cache hit.
[2024-05-22 08:24:43] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 23/26 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 22/48 variables, 19/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/49 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 11/60 variables, 6/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/60 variables, 2/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/62 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/62 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/66 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/66 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 76/142 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/142 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 36/178 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/210 variables, 22/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/210 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/219 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/219 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 107/326 variables, 161/251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 2/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 132 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 23/26 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 22/48 variables, 19/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/49 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/60 variables, 6/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/62 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/62 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/66 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/66 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 76/142 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/142 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 36/178 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/178 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 32/210 variables, 22/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/210 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 9/219 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/219 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 107/326 variables, 161/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 2/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 255 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 285ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 519 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=173 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (547 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1892972 steps, run timeout after 3001 ms. (steps per millisecond=630 ) properties seen :0 out of 1
Probabilistic random walk after 1892972 steps, saw 263811 distinct states, run finished after 3001 ms. (steps per millisecond=630 ) properties seen :0
[2024-05-22 08:24:46] [INFO ] Invariant cache hit.
[2024-05-22 08:24:46] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 23/26 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 22/48 variables, 19/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/49 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 11/60 variables, 6/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/60 variables, 2/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/62 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/62 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/66 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/66 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 76/142 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/142 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 36/178 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/210 variables, 22/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/210 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/219 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/219 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 107/326 variables, 161/251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 2/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 127 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 23/26 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 22/48 variables, 19/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/49 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/60 variables, 6/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/62 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/62 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/66 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/66 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 76/142 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/142 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 36/178 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/178 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 32/210 variables, 22/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/210 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 9/219 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/219 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 107/326 variables, 161/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 2/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/326 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 255 constraints, problems are : Problem set: 0 solved, 1 unsolved in 145 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 276ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 79 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 8 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (537 resets) in 103 ms. (384 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1915527 steps, run timeout after 3001 ms. (steps per millisecond=638 ) properties seen :0 out of 1
Probabilistic random walk after 1915527 steps, saw 267212 distinct states, run finished after 3001 ms. (steps per millisecond=638 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:24:49] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:24:49] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/25 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 23/48 variables, 19/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/49 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 11/60 variables, 6/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/60 variables, 2/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/62 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/62 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/66 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/66 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 76/142 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/142 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 36/178 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 32/210 variables, 22/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/210 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 9/219 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/219 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 107/326 variables, 161/251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/326 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 2/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 116 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/25 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 23/48 variables, 19/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/49 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/49 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/60 variables, 6/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/62 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/62 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/66 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/66 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 76/142 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/142 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 36/178 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/178 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 32/210 variables, 22/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/210 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 9/219 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/219 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 107/326 variables, 161/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/326 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/326 variables, 2/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:24:50] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 0 ms to minimize.
[2024-05-22 08:24:50] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:24:50] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 1 ms to minimize.
At refinement iteration 30 (INCLUDED_ONLY) 0/326 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/326 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 0/326 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 258 constraints, problems are : Problem set: 0 solved, 1 unsolved in 288 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 410ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 57 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 4 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:24:50] [INFO ] Invariant cache hit.
[2024-05-22 08:24:50] [INFO ] Implicit Places using invariants in 113 ms returned []
[2024-05-22 08:24:50] [INFO ] Invariant cache hit.
[2024-05-22 08:24:50] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:24:50] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 328 ms to find 0 implicit places.
[2024-05-22 08:24:50] [INFO ] Redundant transitions in 4 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:24:50] [INFO ] Invariant cache hit.
[2024-05-22 08:24:50] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:24:53] [INFO ] Deduced a trap composed of 6 places in 21 ms of which 0 ms to minimize.
[2024-05-22 08:24:53] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 0 ms to minimize.
[2024-05-22 08:24:53] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 0 ms to minimize.
[2024-05-22 08:24:53] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:24:53] [INFO ] Deduced a trap composed of 11 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:24:53] [INFO ] Deduced a trap composed of 7 places in 42 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:24:54] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:24:54] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:24:54] [INFO ] Deduced a trap composed of 10 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:24:55] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 2 ms to minimize.
[2024-05-22 08:24:55] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:24:56] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8556 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:25:16] [INFO ] Deduced a trap composed of 7 places in 22 ms of which 1 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38599ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38602ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38944 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 12 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:25:29] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:25:29] [INFO ] After 42ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:25:29] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:25:29] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-22 08:25:29] [INFO ] After 57ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:25:29] [INFO ] After 68ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:25:29] [INFO ] After 132ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 193 ms.
RANDOM walk for 40000 steps (548 resets) in 96 ms. (412 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1892570 steps, run timeout after 3001 ms. (steps per millisecond=630 ) properties seen :0 out of 1
Probabilistic random walk after 1892570 steps, saw 263759 distinct states, run finished after 3001 ms. (steps per millisecond=630 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:25:32] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:25:32] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 132 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:25:32] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 338ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 145 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 8 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (558 resets) in 121 ms. (327 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (87 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1912496 steps, run timeout after 3001 ms. (steps per millisecond=637 ) properties seen :0 out of 1
Probabilistic random walk after 1912496 steps, saw 266724 distinct states, run finished after 3001 ms. (steps per millisecond=637 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:25:36] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:25:36] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 132 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:25:36] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/284 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/285 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/285 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/307 variables, 3/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/307 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 19/326 variables, 19/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 329ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 146 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 4 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 4 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:25:36] [INFO ] Invariant cache hit.
[2024-05-22 08:25:36] [INFO ] Implicit Places using invariants in 118 ms returned []
[2024-05-22 08:25:36] [INFO ] Invariant cache hit.
[2024-05-22 08:25:36] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:25:36] [INFO ] Implicit Places using invariants and state equation in 201 ms returned []
Implicit Place search using SMT with State Equation took 326 ms to find 0 implicit places.
[2024-05-22 08:25:36] [INFO ] Redundant transitions in 1 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:25:36] [INFO ] Invariant cache hit.
[2024-05-22 08:25:36] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:25:39] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 0 ms to minimize.
[2024-05-22 08:25:39] [INFO ] Deduced a trap composed of 8 places in 36 ms of which 1 ms to minimize.
[2024-05-22 08:25:39] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:25:40] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:25:40] [INFO ] Deduced a trap composed of 11 places in 43 ms of which 2 ms to minimize.
[2024-05-22 08:25:40] [INFO ] Deduced a trap composed of 7 places in 39 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:25:40] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 0 ms to minimize.
[2024-05-22 08:25:41] [INFO ] Deduced a trap composed of 8 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:25:41] [INFO ] Deduced a trap composed of 10 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:25:41] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:25:41] [INFO ] Deduced a trap composed of 16 places in 49 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:25:42] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8448 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:26:02] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 1 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38491ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38492ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38829 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 7 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:26:15] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:26:15] [INFO ] After 33ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:26:15] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:26:15] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:26:15] [INFO ] After 54ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:26:15] [INFO ] After 66ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:26:15] [INFO ] After 121ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 165 ms.
RANDOM walk for 40000 steps (552 resets) in 112 ms. (353 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 1947262 steps, run timeout after 3001 ms. (steps per millisecond=648 ) properties seen :0 out of 1
Probabilistic random walk after 1947262 steps, saw 272276 distinct states, run finished after 3001 ms. (steps per millisecond=648 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:26:18] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:26:18] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 126 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:26:18] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 317ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 109 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 17 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (543 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (87 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1936448 steps, run timeout after 3001 ms. (steps per millisecond=645 ) properties seen :0 out of 1
Probabilistic random walk after 1936448 steps, saw 270523 distinct states, run finished after 3001 ms. (steps per millisecond=645 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:26:22] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:26:22] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 123 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:26:22] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/284 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/285 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/285 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/307 variables, 3/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/307 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 19/326 variables, 19/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 326ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 132 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 4 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 3 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:26:22] [INFO ] Invariant cache hit.
[2024-05-22 08:26:22] [INFO ] Implicit Places using invariants in 105 ms returned []
[2024-05-22 08:26:22] [INFO ] Invariant cache hit.
[2024-05-22 08:26:22] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:26:22] [INFO ] Implicit Places using invariants and state equation in 197 ms returned []
Implicit Place search using SMT with State Equation took 304 ms to find 0 implicit places.
[2024-05-22 08:26:22] [INFO ] Redundant transitions in 5 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:26:22] [INFO ] Invariant cache hit.
[2024-05-22 08:26:22] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:26:25] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 1 ms to minimize.
[2024-05-22 08:26:25] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 0 ms to minimize.
[2024-05-22 08:26:25] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:26:25] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:26:25] [INFO ] Deduced a trap composed of 11 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:26:26] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:26:26] [INFO ] Deduced a trap composed of 6 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:26:26] [INFO ] Deduced a trap composed of 8 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:26:27] [INFO ] Deduced a trap composed of 10 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:26:27] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 2 ms to minimize.
[2024-05-22 08:26:27] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:26:28] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8355 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:26:48] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 1 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30008 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38395ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38397ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38712 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 7 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:27:01] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:27:01] [INFO ] After 32ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:27:01] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:27:01] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:27:01] [INFO ] After 63ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:27:01] [INFO ] After 73ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:27:01] [INFO ] After 128ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 182 ms.
RANDOM walk for 40000 steps (558 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1924672 steps, run timeout after 3001 ms. (steps per millisecond=641 ) properties seen :0 out of 1
Probabilistic random walk after 1924672 steps, saw 268682 distinct states, run finished after 3001 ms. (steps per millisecond=641 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:27:04] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:27:04] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:27:04] [INFO ] Deduced a trap composed of 12 places in 27 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 202 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 356ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 125 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 6 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (541 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (100 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1755908 steps, run timeout after 3001 ms. (steps per millisecond=585 ) properties seen :0 out of 1
Probabilistic random walk after 1755908 steps, saw 245247 distinct states, run finished after 3001 ms. (steps per millisecond=585 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:27:08] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:27:08] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:27:08] [INFO ] Deduced a trap composed of 12 places in 29 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/284 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/285 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/285 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/307 variables, 3/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/307 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 19/326 variables, 19/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 360ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 124 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 3 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 3 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:27:08] [INFO ] Invariant cache hit.
[2024-05-22 08:27:08] [INFO ] Implicit Places using invariants in 122 ms returned []
[2024-05-22 08:27:08] [INFO ] Invariant cache hit.
[2024-05-22 08:27:08] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:27:08] [INFO ] Implicit Places using invariants and state equation in 202 ms returned []
Implicit Place search using SMT with State Equation took 325 ms to find 0 implicit places.
[2024-05-22 08:27:08] [INFO ] Redundant transitions in 0 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:27:08] [INFO ] Invariant cache hit.
[2024-05-22 08:27:08] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:27:11] [INFO ] Deduced a trap composed of 6 places in 23 ms of which 1 ms to minimize.
[2024-05-22 08:27:11] [INFO ] Deduced a trap composed of 8 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:27:11] [INFO ] Deduced a trap composed of 12 places in 42 ms of which 2 ms to minimize.
[2024-05-22 08:27:12] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:27:12] [INFO ] Deduced a trap composed of 11 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:27:12] [INFO ] Deduced a trap composed of 7 places in 40 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:27:13] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 0 ms to minimize.
[2024-05-22 08:27:13] [INFO ] Deduced a trap composed of 8 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:27:13] [INFO ] Deduced a trap composed of 10 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:27:13] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:27:13] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:27:15] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8449 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:27:35] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 0 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38496ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38498ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38832 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:27:47] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:27:47] [INFO ] After 39ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:27:47] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:27:47] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:27:47] [INFO ] After 54ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:27:47] [INFO ] After 63ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:27:47] [INFO ] After 117ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 167 ms.
RANDOM walk for 40000 steps (549 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1924397 steps, run timeout after 3001 ms. (steps per millisecond=641 ) properties seen :0 out of 1
Probabilistic random walk after 1924397 steps, saw 268642 distinct states, run finished after 3001 ms. (steps per millisecond=641 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:27:50] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:27:50] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 131 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:27:50] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 210 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 348ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 101 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 6 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (542 resets) in 88 ms. (449 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1890462 steps, run timeout after 3001 ms. (steps per millisecond=629 ) properties seen :0 out of 1
Probabilistic random walk after 1890462 steps, saw 263446 distinct states, run finished after 3001 ms. (steps per millisecond=629 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:27:54] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:27:54] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 136 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:27:54] [INFO ] Deduced a trap composed of 12 places in 26 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/284 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/285 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/285 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/307 variables, 3/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/307 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 19/326 variables, 19/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 340ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 115 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 3 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 2 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:27:54] [INFO ] Invariant cache hit.
[2024-05-22 08:27:54] [INFO ] Implicit Places using invariants in 111 ms returned []
[2024-05-22 08:27:54] [INFO ] Invariant cache hit.
[2024-05-22 08:27:54] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:27:54] [INFO ] Implicit Places using invariants and state equation in 199 ms returned []
Implicit Place search using SMT with State Equation took 310 ms to find 0 implicit places.
[2024-05-22 08:27:54] [INFO ] Redundant transitions in 0 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:27:54] [INFO ] Invariant cache hit.
[2024-05-22 08:27:54] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:27:57] [INFO ] Deduced a trap composed of 6 places in 21 ms of which 1 ms to minimize.
[2024-05-22 08:27:57] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 0 ms to minimize.
[2024-05-22 08:27:57] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:27:58] [INFO ] Deduced a trap composed of 7 places in 61 ms of which 1 ms to minimize.
[2024-05-22 08:27:58] [INFO ] Deduced a trap composed of 11 places in 47 ms of which 2 ms to minimize.
[2024-05-22 08:27:58] [INFO ] Deduced a trap composed of 7 places in 45 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:27:59] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 1 ms to minimize.
[2024-05-22 08:27:59] [INFO ] Deduced a trap composed of 8 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:27:59] [INFO ] Deduced a trap composed of 10 places in 39 ms of which 1 ms to minimize.
[2024-05-22 08:27:59] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:27:59] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:28:01] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8794 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:28:21] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 1 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38839ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38841ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39159 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 6 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:28:33] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:28:33] [INFO ] After 33ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:28:33] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:28:33] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2024-05-22 08:28:33] [INFO ] After 52ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:28:33] [INFO ] After 63ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:28:33] [INFO ] After 121ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 167 ms.
RANDOM walk for 40000 steps (543 resets) in 91 ms. (434 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (82 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1942525 steps, run timeout after 3001 ms. (steps per millisecond=647 ) properties seen :0 out of 1
Probabilistic random walk after 1942525 steps, saw 271559 distinct states, run finished after 3001 ms. (steps per millisecond=647 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:28:37] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:28:37] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:28:37] [INFO ] Deduced a trap composed of 12 places in 24 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 307ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 101 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (527 resets) in 128 ms. (310 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (94 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1893978 steps, run timeout after 3001 ms. (steps per millisecond=631 ) properties seen :0 out of 1
Probabilistic random walk after 1893978 steps, saw 263974 distinct states, run finished after 3002 ms. (steps per millisecond=630 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:28:40] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:28:40] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:28:40] [INFO ] Deduced a trap composed of 12 places in 27 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/284 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/285 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/285 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/307 variables, 3/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/307 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 19/326 variables, 19/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 210 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 356ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 108 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 3 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 2 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:28:40] [INFO ] Invariant cache hit.
[2024-05-22 08:28:41] [INFO ] Implicit Places using invariants in 105 ms returned []
[2024-05-22 08:28:41] [INFO ] Invariant cache hit.
[2024-05-22 08:28:41] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:28:41] [INFO ] Implicit Places using invariants and state equation in 199 ms returned []
Implicit Place search using SMT with State Equation took 304 ms to find 0 implicit places.
[2024-05-22 08:28:41] [INFO ] Redundant transitions in 1 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:28:41] [INFO ] Invariant cache hit.
[2024-05-22 08:28:41] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:28:43] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 1 ms to minimize.
[2024-05-22 08:28:44] [INFO ] Deduced a trap composed of 8 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:28:44] [INFO ] Deduced a trap composed of 12 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:28:44] [INFO ] Deduced a trap composed of 7 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:28:44] [INFO ] Deduced a trap composed of 11 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:28:44] [INFO ] Deduced a trap composed of 7 places in 39 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:28:45] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 0 ms to minimize.
[2024-05-22 08:28:45] [INFO ] Deduced a trap composed of 8 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:28:45] [INFO ] Deduced a trap composed of 10 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:28:45] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:28:45] [INFO ] Deduced a trap composed of 16 places in 42 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:28:47] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8540 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:29:07] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 1 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38585ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38587ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38904 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:29:19] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:29:19] [INFO ] After 55ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:29:19] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:29:19] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 9 ms returned sat
[2024-05-22 08:29:20] [INFO ] After 57ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:29:20] [INFO ] After 69ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:29:20] [INFO ] After 133ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 199 ms.
RANDOM walk for 40000 steps (540 resets) in 137 ms. (289 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1946474 steps, run timeout after 3001 ms. (steps per millisecond=648 ) properties seen :0 out of 1
Probabilistic random walk after 1946474 steps, saw 272167 distinct states, run finished after 3001 ms. (steps per millisecond=648 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:29:23] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:29:23] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:29:23] [INFO ] Deduced a trap composed of 12 places in 24 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 369ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 92 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (537 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1716887 steps, run timeout after 3001 ms. (steps per millisecond=572 ) properties seen :0 out of 1
Probabilistic random walk after 1716887 steps, saw 240183 distinct states, run finished after 3001 ms. (steps per millisecond=572 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:29:26] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:29:26] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 129 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:29:26] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/284 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/285 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/285 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/307 variables, 3/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/307 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 19/326 variables, 19/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 274 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 413ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 81 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 9 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 4 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:29:27] [INFO ] Invariant cache hit.
[2024-05-22 08:29:27] [INFO ] Implicit Places using invariants in 114 ms returned []
[2024-05-22 08:29:27] [INFO ] Invariant cache hit.
[2024-05-22 08:29:27] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:29:27] [INFO ] Implicit Places using invariants and state equation in 187 ms returned []
Implicit Place search using SMT with State Equation took 303 ms to find 0 implicit places.
[2024-05-22 08:29:27] [INFO ] Redundant transitions in 0 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:29:27] [INFO ] Invariant cache hit.
[2024-05-22 08:29:27] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:29:30] [INFO ] Deduced a trap composed of 6 places in 27 ms of which 0 ms to minimize.
[2024-05-22 08:29:30] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:29:30] [INFO ] Deduced a trap composed of 12 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:29:30] [INFO ] Deduced a trap composed of 7 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:29:30] [INFO ] Deduced a trap composed of 11 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:29:30] [INFO ] Deduced a trap composed of 7 places in 40 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:29:31] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:29:31] [INFO ] Deduced a trap composed of 8 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:29:31] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:29:31] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:29:31] [INFO ] Deduced a trap composed of 16 places in 50 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:29:33] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 2 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8522 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:29:53] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 1 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38574ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38577ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38889 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 4 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:30:06] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:30:06] [INFO ] After 37ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:30:06] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:30:06] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:30:06] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:30:06] [INFO ] After 63ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:30:06] [INFO ] After 120ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 166 ms.
RANDOM walk for 40000 steps (549 resets) in 92 ms. (430 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (96 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1710168 steps, run timeout after 3001 ms. (steps per millisecond=569 ) properties seen :0 out of 1
Probabilistic random walk after 1710168 steps, saw 239444 distinct states, run finished after 3002 ms. (steps per millisecond=569 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:30:09] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:30:09] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 133 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:30:09] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 341ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 92 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 4 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (531 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (95 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1713843 steps, run timeout after 3001 ms. (steps per millisecond=571 ) properties seen :0 out of 1
Probabilistic random walk after 1713843 steps, saw 239823 distinct states, run finished after 3001 ms. (steps per millisecond=571 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:30:12] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:30:12] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:30:12] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/284 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/285 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/285 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/307 variables, 3/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/307 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 19/326 variables, 19/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 358ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 94 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 2 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 3 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:30:13] [INFO ] Invariant cache hit.
[2024-05-22 08:30:13] [INFO ] Implicit Places using invariants in 108 ms returned []
[2024-05-22 08:30:13] [INFO ] Invariant cache hit.
[2024-05-22 08:30:13] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:30:13] [INFO ] Implicit Places using invariants and state equation in 190 ms returned []
Implicit Place search using SMT with State Equation took 299 ms to find 0 implicit places.
[2024-05-22 08:30:13] [INFO ] Redundant transitions in 0 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:30:13] [INFO ] Invariant cache hit.
[2024-05-22 08:30:13] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:30:16] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 1 ms to minimize.
[2024-05-22 08:30:16] [INFO ] Deduced a trap composed of 8 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:30:16] [INFO ] Deduced a trap composed of 12 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:30:16] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:30:16] [INFO ] Deduced a trap composed of 11 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:30:16] [INFO ] Deduced a trap composed of 7 places in 45 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:30:17] [INFO ] Deduced a trap composed of 6 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:30:17] [INFO ] Deduced a trap composed of 8 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:30:17] [INFO ] Deduced a trap composed of 10 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:30:17] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:30:17] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:30:19] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8281 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:30:39] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 1 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38332ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38333ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38639 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 8 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:30:51] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:30:51] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:30:51] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:30:51] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:30:51] [INFO ] After 52ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:30:52] [INFO ] After 62ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:30:52] [INFO ] After 113ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 163 ms.
RANDOM walk for 40000 steps (535 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 56 ms. (701 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1920262 steps, run timeout after 3001 ms. (steps per millisecond=639 ) properties seen :0 out of 1
Probabilistic random walk after 1920262 steps, saw 267930 distinct states, run finished after 3001 ms. (steps per millisecond=639 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:30:55] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:30:55] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 137 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:30:55] [INFO ] Deduced a trap composed of 12 places in 26 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 324ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 76 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (550 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (85 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1927316 steps, run timeout after 3001 ms. (steps per millisecond=642 ) properties seen :0 out of 1
Probabilistic random walk after 1927316 steps, saw 269140 distinct states, run finished after 3001 ms. (steps per millisecond=642 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:30:58] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:30:58] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 133 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:30:58] [INFO ] Deduced a trap composed of 12 places in 23 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/284 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/285 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/285 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/307 variables, 3/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/307 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 19/326 variables, 19/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 208 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 344ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 79 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 2 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 3 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:30:58] [INFO ] Invariant cache hit.
[2024-05-22 08:30:59] [INFO ] Implicit Places using invariants in 116 ms returned []
[2024-05-22 08:30:59] [INFO ] Invariant cache hit.
[2024-05-22 08:30:59] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:30:59] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 309 ms to find 0 implicit places.
[2024-05-22 08:30:59] [INFO ] Redundant transitions in 1 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:30:59] [INFO ] Invariant cache hit.
[2024-05-22 08:30:59] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:31:01] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 1 ms to minimize.
[2024-05-22 08:31:01] [INFO ] Deduced a trap composed of 8 places in 36 ms of which 1 ms to minimize.
[2024-05-22 08:31:02] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:31:02] [INFO ] Deduced a trap composed of 7 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:31:02] [INFO ] Deduced a trap composed of 11 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:31:02] [INFO ] Deduced a trap composed of 7 places in 43 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:31:03] [INFO ] Deduced a trap composed of 6 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:31:03] [INFO ] Deduced a trap composed of 8 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:31:03] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:31:03] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:31:03] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:31:05] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8308 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:31:25] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 0 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38353ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38355ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38672 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 7 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:31:37] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 08:31:37] [INFO ] After 45ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:31:37] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:31:37] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 7 ms returned sat
[2024-05-22 08:31:37] [INFO ] After 54ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:31:37] [INFO ] After 64ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:31:37] [INFO ] After 122ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 192 ms.
RANDOM walk for 40000 steps (542 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1956138 steps, run timeout after 3001 ms. (steps per millisecond=651 ) properties seen :0 out of 1
Probabilistic random walk after 1956138 steps, saw 273654 distinct states, run finished after 3001 ms. (steps per millisecond=651 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:31:40] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:31:40] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:31:41] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 358ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 57 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 4 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (533 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (85 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1948888 steps, run timeout after 3001 ms. (steps per millisecond=649 ) properties seen :0 out of 1
Probabilistic random walk after 1948888 steps, saw 272560 distinct states, run finished after 3001 ms. (steps per millisecond=649 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:31:44] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:31:44] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 141 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:31:44] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/284 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/285 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/285 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/307 variables, 3/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/307 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 19/326 variables, 19/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 186 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 334ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 70 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 2 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 3 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:31:44] [INFO ] Invariant cache hit.
[2024-05-22 08:31:44] [INFO ] Implicit Places using invariants in 111 ms returned []
[2024-05-22 08:31:44] [INFO ] Invariant cache hit.
[2024-05-22 08:31:44] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:31:45] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 321 ms to find 0 implicit places.
[2024-05-22 08:31:45] [INFO ] Redundant transitions in 0 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:31:45] [INFO ] Invariant cache hit.
[2024-05-22 08:31:45] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:31:47] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 1 ms to minimize.
[2024-05-22 08:31:47] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:31:47] [INFO ] Deduced a trap composed of 12 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:31:48] [INFO ] Deduced a trap composed of 7 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:31:48] [INFO ] Deduced a trap composed of 11 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:31:48] [INFO ] Deduced a trap composed of 7 places in 47 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:31:49] [INFO ] Deduced a trap composed of 6 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:31:49] [INFO ] Deduced a trap composed of 8 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:31:49] [INFO ] Deduced a trap composed of 10 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:31:49] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 2 ms to minimize.
[2024-05-22 08:31:49] [INFO ] Deduced a trap composed of 16 places in 42 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:31:51] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8604 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:32:11] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 1 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38651ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38653ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38984 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 6 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:32:23] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:32:23] [INFO ] After 41ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:32:23] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:32:23] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:32:23] [INFO ] After 66ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:32:23] [INFO ] Deduced a trap composed of 21 places in 39 ms of which 1 ms to minimize.
[2024-05-22 08:32:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 54 ms
TRAPS : Iteration 1
[2024-05-22 08:32:23] [INFO ] After 139ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:32:23] [INFO ] After 200ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 252 ms.
RANDOM walk for 40000 steps (551 resets) in 101 ms. (392 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1933290 steps, run timeout after 3001 ms. (steps per millisecond=644 ) properties seen :0 out of 1
Probabilistic random walk after 1933290 steps, saw 270057 distinct states, run finished after 3001 ms. (steps per millisecond=644 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:32:26] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:32:26] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:32:27] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 349ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 60 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (538 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1905721 steps, run timeout after 3001 ms. (steps per millisecond=635 ) properties seen :0 out of 1
Probabilistic random walk after 1905721 steps, saw 265697 distinct states, run finished after 3001 ms. (steps per millisecond=635 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:32:30] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:32:30] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:32:30] [INFO ] Deduced a trap composed of 12 places in 25 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/284 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/285 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/285 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/307 variables, 3/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/307 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 19/326 variables, 19/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 225 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 388ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 55 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 2 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 4 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:32:30] [INFO ] Invariant cache hit.
[2024-05-22 08:32:31] [INFO ] Implicit Places using invariants in 113 ms returned []
[2024-05-22 08:32:31] [INFO ] Invariant cache hit.
[2024-05-22 08:32:31] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:32:31] [INFO ] Implicit Places using invariants and state equation in 179 ms returned []
Implicit Place search using SMT with State Equation took 292 ms to find 0 implicit places.
[2024-05-22 08:32:31] [INFO ] Redundant transitions in 0 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:32:31] [INFO ] Invariant cache hit.
[2024-05-22 08:32:31] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:32:33] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 0 ms to minimize.
[2024-05-22 08:32:33] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 1 ms to minimize.
[2024-05-22 08:32:34] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:32:34] [INFO ] Deduced a trap composed of 7 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:32:34] [INFO ] Deduced a trap composed of 11 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:32:34] [INFO ] Deduced a trap composed of 7 places in 36 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:32:35] [INFO ] Deduced a trap composed of 6 places in 47 ms of which 2 ms to minimize.
[2024-05-22 08:32:35] [INFO ] Deduced a trap composed of 8 places in 48 ms of which 0 ms to minimize.
[2024-05-22 08:32:35] [INFO ] Deduced a trap composed of 10 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:32:35] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:32:35] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:32:37] [INFO ] Deduced a trap composed of 17 places in 47 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8483 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:32:57] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 1 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38525ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38526ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38828 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 7 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:33:09] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:33:09] [INFO ] After 40ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:33:09] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:33:09] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:33:09] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:33:09] [INFO ] After 64ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:33:09] [INFO ] After 119ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 171 ms.
RANDOM walk for 40000 steps (541 resets) in 100 ms. (396 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1904794 steps, run timeout after 3001 ms. (steps per millisecond=634 ) properties seen :0 out of 1
Probabilistic random walk after 1904794 steps, saw 265569 distinct states, run finished after 3001 ms. (steps per millisecond=634 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:33:12] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:33:12] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:33:13] [INFO ] Deduced a trap composed of 10 places in 33 ms of which 0 ms to minimize.
[2024-05-22 08:33:13] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 1 ms to minimize.
[2024-05-22 08:33:13] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 3/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 258 constraints, problems are : Problem set: 0 solved, 1 unsolved in 269 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 416ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 49 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 4 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (541 resets) in 141 ms. (281 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (94 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1897775 steps, run timeout after 3001 ms. (steps per millisecond=632 ) properties seen :0 out of 1
Probabilistic random walk after 1897775 steps, saw 264536 distinct states, run finished after 3001 ms. (steps per millisecond=632 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:33:16] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:33:16] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:33:16] [INFO ] Deduced a trap composed of 10 places in 33 ms of which 1 ms to minimize.
[2024-05-22 08:33:16] [INFO ] Deduced a trap composed of 12 places in 29 ms of which 0 ms to minimize.
[2024-05-22 08:33:16] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 3/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/284 variables, 8/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 3/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/285 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/285 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/307 variables, 3/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 1/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/307 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 19/326 variables, 19/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 258 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 412ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 48 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 2 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 2 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:33:16] [INFO ] Invariant cache hit.
[2024-05-22 08:33:17] [INFO ] Implicit Places using invariants in 107 ms returned []
[2024-05-22 08:33:17] [INFO ] Invariant cache hit.
[2024-05-22 08:33:17] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:33:17] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 292 ms to find 0 implicit places.
[2024-05-22 08:33:17] [INFO ] Redundant transitions in 1 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:33:17] [INFO ] Invariant cache hit.
[2024-05-22 08:33:17] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:33:19] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 0 ms to minimize.
[2024-05-22 08:33:19] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 0 ms to minimize.
[2024-05-22 08:33:20] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:33:20] [INFO ] Deduced a trap composed of 7 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:33:20] [INFO ] Deduced a trap composed of 11 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:33:20] [INFO ] Deduced a trap composed of 7 places in 37 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:33:21] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 1 ms to minimize.
[2024-05-22 08:33:21] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:33:21] [INFO ] Deduced a trap composed of 10 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:33:21] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:33:21] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:33:23] [INFO ] Deduced a trap composed of 17 places in 41 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8362 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:33:42] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 1 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38412ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38414ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38712 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:33:55] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:33:55] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:33:55] [INFO ] [Nat]Absence check using 36 positive place invariants in 3 ms returned sat
[2024-05-22 08:33:55] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 16 ms returned sat
[2024-05-22 08:33:55] [INFO ] After 54ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:33:55] [INFO ] After 64ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:33:55] [INFO ] After 136ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 184 ms.
RANDOM walk for 40000 steps (545 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1926208 steps, run timeout after 3001 ms. (steps per millisecond=641 ) properties seen :0 out of 1
Probabilistic random walk after 1926208 steps, saw 268945 distinct states, run finished after 3001 ms. (steps per millisecond=641 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:33:58] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:33:58] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 11/283 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/284 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/306 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/306 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 20/326 variables, 20/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 131 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:33:59] [INFO ] Deduced a trap composed of 12 places in 23 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/283 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/283 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/283 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/284 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/284 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/284 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/306 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/306 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/306 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 20/326 variables, 20/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 330ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 42 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 4 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 192/192 places, 134/134 transitions.
RANDOM walk for 40000 steps (554 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (95 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1929247 steps, run timeout after 3001 ms. (steps per millisecond=642 ) properties seen :0 out of 1
Probabilistic random walk after 1929247 steps, saw 269417 distinct states, run finished after 3001 ms. (steps per millisecond=642 ) properties seen :0
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:34:02] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:34:02] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/161 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 111/272 variables, 161/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/284 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/284 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/285 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/285 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/285 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 22/307 variables, 3/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/307 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/307 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 19/326 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/326 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 254 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/118 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/152 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:34:02] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/152 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/152 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/161 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 111/272 variables, 161/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/284 variables, 8/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/284 variables, 3/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/284 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/285 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/285 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/285 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 22/307 variables, 3/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/307 variables, 1/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/307 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 19/326 variables, 19/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/326 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 256 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: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 332ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 39 ms.
Support contains 1 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 2 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 192/192 places, 134/134 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 134/134 transitions.
Applied a total of 0 rules in 2 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
[2024-05-22 08:34:02] [INFO ] Invariant cache hit.
[2024-05-22 08:34:02] [INFO ] Implicit Places using invariants in 107 ms returned []
[2024-05-22 08:34:02] [INFO ] Invariant cache hit.
[2024-05-22 08:34:02] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:34:03] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 292 ms to find 0 implicit places.
[2024-05-22 08:34:03] [INFO ] Redundant transitions in 0 ms returned []
Running 131 sub problems to find dead transitions.
[2024-05-22 08:34:03] [INFO ] Invariant cache hit.
[2024-05-22 08:34:03] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/191 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 134/325 variables, 191/251 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (OVERLAPS) 1/326 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:34:05] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 1 ms to minimize.
[2024-05-22 08:34:05] [INFO ] Deduced a trap composed of 8 places in 35 ms of which 1 ms to minimize.
[2024-05-22 08:34:05] [INFO ] Deduced a trap composed of 12 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:34:06] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:34:06] [INFO ] Deduced a trap composed of 11 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:34:06] [INFO ] Deduced a trap composed of 7 places in 38 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 6/260 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:34:07] [INFO ] Deduced a trap composed of 6 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:34:07] [INFO ] Deduced a trap composed of 8 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:34:07] [INFO ] Deduced a trap composed of 10 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:34:07] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:34:07] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 5/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:34:09] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/326 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 0/326 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 266 constraints, problems are : Problem set: 0 solved, 131 unsolved in 8438 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/189 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (OVERLAPS) 2/191 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 134/325 variables, 191/263 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 2/265 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/325 variables, 131/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/325 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 1/326 variables, 1/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:34:29] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 0 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/326 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/326 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 0 solved, 131 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 192/192 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 13/13 constraints]
After SMT, in 38482ms problems are : Problem set: 0 solved, 131 unsolved
Search for dead transitions found 0 dead transitions in 38484ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38782 ms. Remains : 192/192 places, 134/134 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 192 transition count 134
Applied a total of 1 rules in 9 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:34:41] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:34:41] [INFO ] After 31ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:34:41] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:34:41] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 8 ms returned sat
[2024-05-22 08:34:41] [INFO ] After 51ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:34:41] [INFO ] After 62ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:34:41] [INFO ] After 122ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 164 ms.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 2 ms. Remains 192 /192 variables (removed 0) and now considering 134/134 (removed 0) transitions.
Running SMT prover for 40 properties.
// Phase 1: matrix 134 rows 192 cols
[2024-05-22 08:34:41] [INFO ] Computed 60 invariants in 1 ms
[2024-05-22 08:34:41] [INFO ] After 171ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:40
[2024-05-22 08:34:41] [INFO ] [Nat]Absence check using 36 positive place invariants in 6 ms returned sat
[2024-05-22 08:34:41] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 9 ms returned sat
[2024-05-22 08:34:42] [INFO ] After 321ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :40
TRAPS : Iteration 0
[2024-05-22 08:34:42] [INFO ] Deduced a trap composed of 6 places in 27 ms of which 1 ms to minimize.
[2024-05-22 08:34:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 43 ms
[2024-05-22 08:34:42] [INFO ] Deduced a trap composed of 12 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:34:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 51 ms
[2024-05-22 08:34:42] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 1 ms to minimize.
[2024-05-22 08:34:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 46 ms
TRAPS : Iteration 1
[2024-05-22 08:34:43] [INFO ] After 1338ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :40
[2024-05-22 08:34:43] [INFO ] After 1907ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :40
Over-approximation ignoring read arcs solved 0 properties in 2089 ms.
Unable to solve all queries for examination StableMarking. Remains :40 assertions to prove.
No /home/mcc/execution/StableMarking.xml examination file found. Proceeding without properties.
Parsed 40 properties from file /home/mcc/execution/StableMarking.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 1047512 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running DES-PT-20a

IS_COLORED=
IS_NUPN=1

LOADING model.pnml ...
MODEL CLASS: P/T NET WITH NUPN EXTENSION
PLACES: 195
TRANSITIONS: 152
CONSTANTS: 0
TEMPLATE VARS: 0
ARCS: 742
NUPN UNITS: 60
LOADING TIME: 0.277

SAVING AS /home/mcc/execution/model.(net/def) ...
exportGspn useExt=true
SAVING TIME: 0.027
SAVING NAME MAP FILE /home/mcc/execution/model.id2name ...
SAVING NUPN UNITS AS FILE /home/mcc/execution/model.nu ...
TOTAL TIME: 0.709
OK.
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 2590
MODEL NAME: /home/mcc/execution/model
195 places, 152 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA StableMarking FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716366902227

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DES-PT-20a"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is DES-PT-20a, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r100-tall-171624200900428"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-20a.tgz
mv DES-PT-20a execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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