About the Execution of LTSMin+red for DNAwalker-PT-11ringRR
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 578.756 | 1889708.00 | 1939147.00 | 18730.80 | 1 ? ? ? 1 1 ? ? 1 ? ? 1 ? ? ? 1 | 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.r484-smll-171624276000453.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is DNAwalker-PT-11ringRR, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r484-smll-171624276000453
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 612K
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K 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 3.6K Apr 22 14:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 22 14:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 22 14:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 13 13:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K Apr 13 13:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 13 13:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 106K Apr 13 13:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 9 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 112K 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 positive values
NUM_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-00
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-01
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-02
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-03
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-04
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-05
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-06
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-07
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-08
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-09
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-10
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-11
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-12
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-13
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-14
FORMULA_NAME DNAwalker-PT-11ringRR-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1717298419871
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-11ringRR
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-02 03:20:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-02 03:20:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 03:20:21] [INFO ] Load time of PNML (sax parser for PT used): 151 ms
[2024-06-02 03:20:21] [INFO ] Transformed 27 places.
[2024-06-02 03:20:21] [INFO ] Transformed 260 transitions.
[2024-06-02 03:20:21] [INFO ] Parsed PT model containing 27 places and 260 transitions and 760 arcs in 367 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 16 ms.
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 0, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 0, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-02 03:20:22] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
// Phase 1: matrix 259 rows 27 cols
[2024-06-02 03:20:22] [INFO ] Computed 0 invariants in 16 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 0, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10000 steps (794 resets) in 127 ms. (78 steps per ms)
BEST_FIRST walk for 160016 steps (1001 resets) in 314 ms. (507 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 2, 2, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 2, 2, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-02 03:20:22] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2024-06-02 03:20:22] [INFO ] Invariant cache hit.
[2024-06-02 03:20:23] [INFO ] [Real]Absence check using state equation in 257 ms returned unsat
[2024-06-02 03:20:23] [INFO ] [Real]Absence check using state equation in 90 ms returned sat
[2024-06-02 03:20:23] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:20:23] [INFO ] [Nat]Absence check using state equation in 583 ms returned unknown
[2024-06-02 03:20:23] [INFO ] [Real]Absence check using state equation in 113 ms returned sat
[2024-06-02 03:20:23] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:20:24] [INFO ] [Nat]Absence check using state equation in 587 ms returned unknown
[2024-06-02 03:20:24] [INFO ] [Real]Absence check using state equation in 78 ms returned sat
[2024-06-02 03:20:24] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:20:25] [INFO ] [Nat]Absence check using state equation in 580 ms returned unknown
[2024-06-02 03:20:25] [INFO ] [Real]Absence check using state equation in 95 ms returned unsat
[2024-06-02 03:20:25] [INFO ] [Real]Absence check using state equation in 70 ms returned unsat
[2024-06-02 03:20:25] [INFO ] [Real]Absence check using state equation in 73 ms returned sat
[2024-06-02 03:20:25] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:20:26] [INFO ] [Nat]Absence check using state equation in 576 ms returned unknown
[2024-06-02 03:20:26] [INFO ] [Real]Absence check using state equation in 96 ms returned sat
[2024-06-02 03:20:26] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:20:26] [INFO ] [Nat]Absence check using state equation in 554 ms returned unknown
[2024-06-02 03:20:27] [INFO ] [Real]Absence check using state equation in 47 ms returned unsat
[2024-06-02 03:20:27] [INFO ] [Real]Absence check using state equation in 76 ms returned sat
[2024-06-02 03:20:27] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:20:27] [INFO ] [Nat]Absence check using state equation in 571 ms returned unknown
[2024-06-02 03:20:27] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2024-06-02 03:20:27] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:20:28] [INFO ] [Nat]Absence check using state equation in 552 ms returned unknown
[2024-06-02 03:20:28] [INFO ] [Real]Absence check using state equation in 63 ms returned unsat
[2024-06-02 03:20:28] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2024-06-02 03:20:28] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:20:29] [INFO ] [Nat]Absence check using state equation in 567 ms returned unknown
[2024-06-02 03:20:29] [INFO ] [Real]Absence check using state equation in 71 ms returned sat
[2024-06-02 03:20:29] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:20:29] [INFO ] [Nat]Absence check using state equation in 564 ms returned unknown
[2024-06-02 03:20:29] [INFO ] [Real]Absence check using state equation in 78 ms returned sat
[2024-06-02 03:20:30] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:20:30] [INFO ] [Nat]Absence check using state equation in 549 ms returned unknown
[2024-06-02 03:20:30] [INFO ] [Real]Absence check using state equation in 45 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[1, 2, 2, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 2, 2, 1] Max Struct:[1, +inf, +inf, +inf, 1, 1, +inf, +inf, 1, +inf, +inf, 1, +inf, +inf, +inf, 1]
FORMULA DNAwalker-PT-11ringRR-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-11ringRR-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-11ringRR-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-11ringRR-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-11ringRR-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-11ringRR-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 10 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 260/260 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 27 transition count 252
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 10 place count 25 transition count 250
Applied a total of 10 rules in 57 ms. Remains 25 /27 variables (removed 2) and now considering 250/260 (removed 10) transitions.
Running 230 sub problems to find dead transitions.
// Phase 1: matrix 250 rows 25 cols
[2024-06-02 03:20:30] [INFO ] Computed 0 invariants in 8 ms
[2024-06-02 03:20:30] [INFO ] State equation strengthened by 48 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 1 (OVERLAPS) 250/271 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/271 variables, 48/69 constraints. Problems are: Problem set: 0 solved, 230 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/271 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 4 (OVERLAPS) 4/275 variables, 4/73 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 6 (OVERLAPS) 0/275 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 230 unsolved
No progress, stopping.
After SMT solving in domain Real declared 275/275 variables, and 73 constraints, problems are : Problem set: 0 solved, 230 unsolved in 8748 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 230/230 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 230 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 1 (OVERLAPS) 250/271 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/271 variables, 48/69 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/271 variables, 230/299 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/271 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 5 (OVERLAPS) 4/275 variables, 4/303 constraints. Problems are: Problem set: 0 solved, 230 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 275/275 variables, and 303 constraints, problems are : Problem set: 0 solved, 230 unsolved in 20026 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 230/230 constraints, Known Traps: 0/0 constraints]
After SMT, in 29266ms problems are : Problem set: 0 solved, 230 unsolved
Search for dead transitions found 0 dead transitions in 29297ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29384 ms. Remains : 25/27 places, 250/260 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-02 03:21:00] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (90982 resets) in 3581 ms. (279 steps per ms)
BEST_FIRST walk for 10000009 steps (91143 resets) in 6809 ms. (1468 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-02 03:21:10] [INFO ] Invariant cache hit.
[2024-06-02 03:21:10] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2024-06-02 03:21:10] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:21:19] [INFO ] [Nat]Absence check using state equation in 9053 ms returned unknown
[2024-06-02 03:21:19] [INFO ] [Real]Absence check using state equation in 58 ms returned sat
[2024-06-02 03:21:19] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:21:28] [INFO ] [Nat]Absence check using state equation in 9069 ms returned unknown
[2024-06-02 03:21:28] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2024-06-02 03:21:28] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:21:38] [INFO ] [Nat]Absence check using state equation in 9047 ms returned unknown
[2024-06-02 03:21:38] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-06-02 03:21:38] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:21:47] [INFO ] [Nat]Absence check using state equation in 9052 ms returned unknown
[2024-06-02 03:21:47] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2024-06-02 03:21:47] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:21:56] [INFO ] [Nat]Absence check using state equation in 9048 ms returned unknown
[2024-06-02 03:21:56] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2024-06-02 03:21:56] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:22:05] [INFO ] [Nat]Absence check using state equation in 9048 ms returned unknown
[2024-06-02 03:22:05] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-06-02 03:22:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:22:14] [INFO ] [Nat]Absence check using state equation in 9046 ms returned unknown
[2024-06-02 03:22:14] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2024-06-02 03:22:14] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:22:23] [INFO ] [Nat]Absence check using state equation in 9071 ms returned unknown
[2024-06-02 03:22:23] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2024-06-02 03:22:23] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:22:33] [INFO ] [Nat]Absence check using state equation in 9049 ms returned unknown
[2024-06-02 03:22:33] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2024-06-02 03:22:33] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:22:42] [INFO ] [Nat]Absence check using state equation in 9050 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 10 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 250/250 transitions.
Applied a total of 0 rules in 10 ms. Remains 25 /25 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 25/25 places, 250/250 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 250/250 transitions.
Applied a total of 0 rules in 8 ms. Remains 25 /25 variables (removed 0) and now considering 250/250 (removed 0) transitions.
[2024-06-02 03:22:42] [INFO ] Invariant cache hit.
[2024-06-02 03:22:42] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-06-02 03:22:42] [INFO ] Invariant cache hit.
[2024-06-02 03:22:42] [INFO ] State equation strengthened by 48 read => feed constraints.
[2024-06-02 03:22:42] [INFO ] Implicit Places using invariants and state equation in 284 ms returned [18]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Implicit Place search using SMT with State Equation took 339 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 24/25 places, 243/250 transitions.
Applied a total of 0 rules in 8 ms. Remains 24 /24 variables (removed 0) and now considering 243/243 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 356 ms. Remains : 24/25 places, 243/250 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 243 rows 24 cols
[2024-06-02 03:22:42] [INFO ] Computed 0 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (78092 resets) in 3224 ms. (310 steps per ms)
BEST_FIRST walk for 10000010 steps (90053 resets) in 6947 ms. (1439 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-02 03:22:52] [INFO ] Invariant cache hit.
[2024-06-02 03:22:52] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2024-06-02 03:22:52] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:22:57] [INFO ] [Nat]Absence check using state equation in 4545 ms returned unknown
[2024-06-02 03:22:57] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-06-02 03:22:57] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:23:02] [INFO ] [Nat]Absence check using state equation in 4545 ms returned unknown
[2024-06-02 03:23:02] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2024-06-02 03:23:02] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:23:06] [INFO ] [Nat]Absence check using state equation in 4560 ms returned unknown
[2024-06-02 03:23:06] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2024-06-02 03:23:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:23:11] [INFO ] [Nat]Absence check using state equation in 4542 ms returned unknown
[2024-06-02 03:23:11] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-06-02 03:23:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:23:16] [INFO ] [Nat]Absence check using state equation in 4545 ms returned unknown
[2024-06-02 03:23:16] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-06-02 03:23:16] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:23:20] [INFO ] [Nat]Absence check using state equation in 4546 ms returned unknown
[2024-06-02 03:23:20] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2024-06-02 03:23:20] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:23:25] [INFO ] [Nat]Absence check using state equation in 4548 ms returned unknown
[2024-06-02 03:23:25] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2024-06-02 03:23:25] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:23:30] [INFO ] [Nat]Absence check using state equation in 4545 ms returned unknown
[2024-06-02 03:23:30] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-06-02 03:23:30] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:23:34] [INFO ] [Nat]Absence check using state equation in 4545 ms returned unknown
[2024-06-02 03:23:34] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2024-06-02 03:23:34] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:23:39] [INFO ] [Nat]Absence check using state equation in 4546 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 10 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Applied a total of 0 rules in 6 ms. Remains 24 /24 variables (removed 0) and now considering 243/243 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 24/24 places, 243/243 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 243/243 (removed 0) transitions.
[2024-06-02 03:23:39] [INFO ] Invariant cache hit.
[2024-06-02 03:23:39] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-06-02 03:23:39] [INFO ] Invariant cache hit.
[2024-06-02 03:23:39] [INFO ] State equation strengthened by 48 read => feed constraints.
[2024-06-02 03:23:39] [INFO ] Implicit Places using invariants and state equation in 246 ms returned []
Implicit Place search using SMT with State Equation took 283 ms to find 0 implicit places.
[2024-06-02 03:23:39] [INFO ] Redundant transitions in 13 ms returned []
Running 224 sub problems to find dead transitions.
[2024-06-02 03:23:39] [INFO ] Invariant cache hit.
[2024-06-02 03:23:39] [INFO ] State equation strengthened by 48 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 243/263 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/263 variables, 48/68 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/263 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (OVERLAPS) 4/267 variables, 4/72 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (OVERLAPS) 0/267 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 72 constraints, problems are : Problem set: 0 solved, 224 unsolved in 9935 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 243/263 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/263 variables, 48/68 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/263 variables, 224/292 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/263 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (OVERLAPS) 4/267 variables, 4/296 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 296 constraints, problems are : Problem set: 0 solved, 224 unsolved in 30014 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
After SMT, in 40258ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 40263ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40571 ms. Remains : 24/24 places, 243/243 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (3128 resets) in 1993 ms. (20 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (277 resets) in 315 ms. (126 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (268 resets) in 184 ms. (216 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (269 resets) in 173 ms. (229 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (259 resets) in 202 ms. (197 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (256 resets) in 130 ms. (305 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (1176 resets) in 155 ms. (256 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (228 resets) in 122 ms. (325 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (275 resets) in 125 ms. (317 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (275 resets) in 115 ms. (344 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (280 resets) in 151 ms. (263 steps per ms) remains 10/10 properties
Interrupted probabilistic random walk after 606707 steps, run timeout after 3001 ms. (steps per millisecond=202 ) properties seen :0 out of 10
Probabilistic random walk after 606707 steps, saw 111162 distinct states, run finished after 3006 ms. (steps per millisecond=201 ) properties seen :0
[2024-06-02 03:24:24] [INFO ] Invariant cache hit.
[2024-06-02 03:24:24] [INFO ] State equation strengthened by 48 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 177/187 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 48/58 constraints. Problems are: Problem set: 0 solved, 10 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/187 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 80/267 variables, 14/72 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 0/267 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 72 constraints, problems are : Problem set: 0 solved, 10 unsolved in 568 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 177/187 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 48/58 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/187 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 73 constraints, problems are : Problem set: 0 solved, 10 unsolved in 5006 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 1/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 5587ms problems are : Problem set: 0 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 10 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Applied a total of 0 rules in 5 ms. Remains 24 /24 variables (removed 0) and now considering 243/243 (removed 0) transitions.
Running 224 sub problems to find dead transitions.
[2024-06-02 03:24:29] [INFO ] Invariant cache hit.
[2024-06-02 03:24:29] [INFO ] State equation strengthened by 48 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 243/263 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/263 variables, 48/68 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/263 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (OVERLAPS) 4/267 variables, 4/72 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (OVERLAPS) 0/267 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 72 constraints, problems are : Problem set: 0 solved, 224 unsolved in 8192 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 243/263 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/263 variables, 48/68 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/263 variables, 224/292 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/263 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (OVERLAPS) 4/267 variables, 4/296 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 296 constraints, problems are : Problem set: 0 solved, 224 unsolved in 20015 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
After SMT, in 28414ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 28417ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28423 ms. Remains : 24/24 places, 243/243 transitions.
RANDOM walk for 40000 steps (3116 resets) in 582 ms. (68 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (271 resets) in 54 ms. (727 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (266 resets) in 57 ms. (689 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (273 resets) in 55 ms. (714 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (268 resets) in 56 ms. (701 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (269 resets) in 55 ms. (714 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (1176 resets) in 66 ms. (597 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (225 resets) in 45 ms. (869 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (268 resets) in 51 ms. (769 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (278 resets) in 48 ms. (816 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (292 resets) in 67 ms. (588 steps per ms) remains 10/10 properties
Interrupted probabilistic random walk after 638656 steps, run timeout after 3001 ms. (steps per millisecond=212 ) properties seen :0 out of 10
Probabilistic random walk after 638656 steps, saw 116376 distinct states, run finished after 3001 ms. (steps per millisecond=212 ) properties seen :0
[2024-06-02 03:25:01] [INFO ] Invariant cache hit.
[2024-06-02 03:25:01] [INFO ] State equation strengthened by 48 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 177/187 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 48/58 constraints. Problems are: Problem set: 0 solved, 10 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/187 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 80/267 variables, 14/72 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 0/267 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 72 constraints, problems are : Problem set: 0 solved, 10 unsolved in 352 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 177/187 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 48/58 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/187 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 73 constraints, problems are : Problem set: 0 solved, 10 unsolved in 45007 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 1/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 45371ms problems are : Problem set: 0 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 10 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Applied a total of 0 rules in 5 ms. Remains 24 /24 variables (removed 0) and now considering 243/243 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 24/24 places, 243/243 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 243/243 (removed 0) transitions.
[2024-06-02 03:25:47] [INFO ] Invariant cache hit.
[2024-06-02 03:25:47] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-06-02 03:25:47] [INFO ] Invariant cache hit.
[2024-06-02 03:25:47] [INFO ] State equation strengthened by 48 read => feed constraints.
[2024-06-02 03:25:47] [INFO ] Implicit Places using invariants and state equation in 394 ms returned []
Implicit Place search using SMT with State Equation took 446 ms to find 0 implicit places.
[2024-06-02 03:25:47] [INFO ] Redundant transitions in 20 ms returned []
Running 224 sub problems to find dead transitions.
[2024-06-02 03:25:47] [INFO ] Invariant cache hit.
[2024-06-02 03:25:47] [INFO ] State equation strengthened by 48 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 243/263 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/263 variables, 48/68 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/263 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (OVERLAPS) 4/267 variables, 4/72 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (OVERLAPS) 0/267 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 72 constraints, problems are : Problem set: 0 solved, 224 unsolved in 10320 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 243/263 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/263 variables, 48/68 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/263 variables, 224/292 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/263 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (OVERLAPS) 4/267 variables, 4/296 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 296 constraints, problems are : Problem set: 0 solved, 224 unsolved in 30016 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
After SMT, in 40674ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 40680ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41168 ms. Remains : 24/24 places, 243/243 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Starting property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
[2024-06-02 03:26:28] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (777 resets) in 52 ms. (188 steps per ms)
BEST_FIRST walk for 10001 steps (70 resets) in 12 ms. (769 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:26:28] [INFO ] Invariant cache hit.
[2024-06-02 03:26:28] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2024-06-02 03:26:28] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:26:29] [INFO ] [Nat]Absence check using state equation in 562 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 24 transition count 239
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 8 place count 20 transition count 235
Applied a total of 8 rules in 17 ms. Remains 20 /24 variables (removed 4) and now considering 235/243 (removed 8) transitions.
Running 216 sub problems to find dead transitions.
// Phase 1: matrix 235 rows 20 cols
[2024-06-02 03:26:29] [INFO ] Computed 0 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 235/255 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 3 (OVERLAPS) 0/255 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 216 unsolved
No progress, stopping.
After SMT solving in domain Real declared 255/255 variables, and 20 constraints, problems are : Problem set: 0 solved, 216 unsolved in 3626 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 235/255 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 255/255 variables, and 236 constraints, problems are : Problem set: 0 solved, 216 unsolved in 20048 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 0/0 constraints]
After SMT, in 23969ms problems are : Problem set: 0 solved, 216 unsolved
Search for dead transitions found 0 dead transitions in 23973ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23993 ms. Remains : 20/24 places, 235/243 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-02 03:26:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (95044 resets) in 3044 ms. (328 steps per ms)
BEST_FIRST walk for 1000001 steps (10443 resets) in 634 ms. (1574 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:26:56] [INFO ] Invariant cache hit.
[2024-06-02 03:26:56] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-06-02 03:26:56] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:27:01] [INFO ] [Nat]Absence check using state equation in 4556 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 235/235 transitions.
Applied a total of 0 rules in 9 ms. Remains 20 /20 variables (removed 0) and now considering 235/235 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 20/20 places, 235/235 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 235/235 transitions.
Applied a total of 0 rules in 4 ms. Remains 20 /20 variables (removed 0) and now considering 235/235 (removed 0) transitions.
[2024-06-02 03:27:01] [INFO ] Invariant cache hit.
[2024-06-02 03:27:01] [INFO ] Implicit Places using invariants in 55 ms returned []
[2024-06-02 03:27:01] [INFO ] Invariant cache hit.
[2024-06-02 03:27:01] [INFO ] Implicit Places using invariants and state equation in 234 ms returned [6]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 12 transitions.
Implicit Place search using SMT with State Equation took 301 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 19/20 places, 223/235 transitions.
Applied a total of 0 rules in 8 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 313 ms. Remains : 19/20 places, 223/235 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 223 rows 19 cols
[2024-06-02 03:27:01] [INFO ] Computed 0 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (58841 resets) in 3139 ms. (318 steps per ms)
BEST_FIRST walk for 1000001 steps (8399 resets) in 621 ms. (1607 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:27:05] [INFO ] Invariant cache hit.
[2024-06-02 03:27:05] [INFO ] [Real]Absence check using state equation in 58 ms returned sat
[2024-06-02 03:27:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:27:14] [INFO ] [Nat]Absence check using state equation in 9040 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 5 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 19/19 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 3 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2024-06-02 03:27:14] [INFO ] Invariant cache hit.
[2024-06-02 03:27:14] [INFO ] Implicit Places using invariants in 71 ms returned []
[2024-06-02 03:27:14] [INFO ] Invariant cache hit.
[2024-06-02 03:27:15] [INFO ] Implicit Places using invariants and state equation in 277 ms returned []
Implicit Place search using SMT with State Equation took 350 ms to find 0 implicit places.
[2024-06-02 03:27:15] [INFO ] Redundant transitions in 3 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-02 03:27:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3445 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 224 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30068 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 33677ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 33680ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34049 ms. Remains : 19/19 places, 223/223 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2369 resets) in 181 ms. (219 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (335 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1698193 steps, run timeout after 3001 ms. (steps per millisecond=565 ) properties seen :0 out of 1
Probabilistic random walk after 1698193 steps, saw 341295 distinct states, run finished after 3001 ms. (steps per millisecond=565 ) properties seen :0
[2024-06-02 03:27:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 175/199 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 43/242 variables, 7/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 73 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 175/199 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/199 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1078 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1156ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 4 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-06-02 03:27:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3411 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20009 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 23579ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 23582ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23586 ms. Remains : 19/19 places, 223/223 transitions.
RANDOM walk for 40000 steps (2344 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (330 resets) in 32 ms. (1212 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1826817 steps, run timeout after 3001 ms. (steps per millisecond=608 ) properties seen :0 out of 1
Probabilistic random walk after 1826817 steps, saw 372043 distinct states, run finished after 3001 ms. (steps per millisecond=608 ) properties seen :0
[2024-06-02 03:28:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 175/199 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 43/242 variables, 7/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 73 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 175/199 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/199 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9067 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9145ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 5 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 19/19 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 4 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2024-06-02 03:28:28] [INFO ] Invariant cache hit.
[2024-06-02 03:28:29] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-06-02 03:28:29] [INFO ] Invariant cache hit.
[2024-06-02 03:28:29] [INFO ] Implicit Places using invariants and state equation in 189 ms returned []
Implicit Place search using SMT with State Equation took 234 ms to find 0 implicit places.
[2024-06-02 03:28:29] [INFO ] Redundant transitions in 3 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-02 03:28:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3949 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30016 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34126ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34128ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34374 ms. Remains : 19/19 places, 223/223 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-01 in 155064 ms.
Starting property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 243 rows 24 cols
[2024-06-02 03:29:03] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (803 resets) in 30 ms. (322 steps per ms)
BEST_FIRST walk for 10001 steps (68 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:29:03] [INFO ] Invariant cache hit.
[2024-06-02 03:29:03] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2024-06-02 03:29:03] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:29:04] [INFO ] [Nat]Absence check using state equation in 559 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 24 transition count 238
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 20 transition count 234
Applied a total of 9 rules in 10 ms. Remains 20 /24 variables (removed 4) and now considering 234/243 (removed 9) transitions.
Running 215 sub problems to find dead transitions.
// Phase 1: matrix 234 rows 20 cols
[2024-06-02 03:29:04] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (OVERLAPS) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 20 constraints, problems are : Problem set: 0 solved, 215 unsolved in 3034 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 254/254 variables, and 20 constraints, problems are : Problem set: 0 solved, 215 unsolved in 20009 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 0/215 constraints, Known Traps: 0/0 constraints]
After SMT, in 23255ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 23262ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23273 ms. Remains : 20/24 places, 234/243 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-02 03:29:27] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (92649 resets) in 3349 ms. (298 steps per ms)
BEST_FIRST walk for 1000001 steps (10179 resets) in 647 ms. (1543 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:29:31] [INFO ] Invariant cache hit.
[2024-06-02 03:29:31] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2024-06-02 03:29:31] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:29:36] [INFO ] [Nat]Absence check using state equation in 4559 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 234/234 transitions.
Applied a total of 0 rules in 5 ms. Remains 20 /20 variables (removed 0) and now considering 234/234 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 20/20 places, 234/234 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 234/234 transitions.
Applied a total of 0 rules in 4 ms. Remains 20 /20 variables (removed 0) and now considering 234/234 (removed 0) transitions.
[2024-06-02 03:29:36] [INFO ] Invariant cache hit.
[2024-06-02 03:29:36] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-06-02 03:29:36] [INFO ] Invariant cache hit.
[2024-06-02 03:29:36] [INFO ] Implicit Places using invariants and state equation in 328 ms returned [6]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Implicit Place search using SMT with State Equation took 390 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 19/20 places, 223/234 transitions.
Applied a total of 0 rules in 5 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 399 ms. Remains : 19/20 places, 223/234 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 223 rows 19 cols
[2024-06-02 03:29:36] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (58727 resets) in 2865 ms. (348 steps per ms)
BEST_FIRST walk for 1000001 steps (8388 resets) in 619 ms. (1612 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:29:40] [INFO ] Invariant cache hit.
[2024-06-02 03:29:40] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2024-06-02 03:29:40] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:29:49] [INFO ] [Nat]Absence check using state equation in 9053 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 3 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 19/19 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2024-06-02 03:29:49] [INFO ] Invariant cache hit.
[2024-06-02 03:29:49] [INFO ] Implicit Places using invariants in 49 ms returned []
[2024-06-02 03:29:49] [INFO ] Invariant cache hit.
[2024-06-02 03:29:49] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 235 ms to find 0 implicit places.
[2024-06-02 03:29:49] [INFO ] Redundant transitions in 2 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-02 03:29:49] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 2793 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 224 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30040 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 32983ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 32986ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33232 ms. Remains : 19/19 places, 223/223 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2356 resets) in 137 ms. (289 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (329 resets) in 33 ms. (1176 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1803510 steps, run timeout after 3001 ms. (steps per millisecond=600 ) properties seen :0 out of 1
Probabilistic random walk after 1803510 steps, saw 366715 distinct states, run finished after 3001 ms. (steps per millisecond=600 ) properties seen :0
[2024-06-02 03:30:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 186/212 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/212 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 30/242 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 75 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 186/212 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/212 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/212 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1071 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1150ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 3 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-06-02 03:30:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 2901 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20009 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 23058ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 23060ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23064 ms. Remains : 19/19 places, 223/223 transitions.
RANDOM walk for 40000 steps (2367 resets) in 146 ms. (272 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (331 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1499881 steps, run timeout after 3001 ms. (steps per millisecond=499 ) properties seen :0 out of 1
Probabilistic random walk after 1499881 steps, saw 304240 distinct states, run finished after 3001 ms. (steps per millisecond=499 ) properties seen :0
[2024-06-02 03:30:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 186/212 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/212 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 30/242 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 82 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 186/212 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/212 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/212 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9075 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9169ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 3 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 19/19 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 3 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2024-06-02 03:31:02] [INFO ] Invariant cache hit.
[2024-06-02 03:31:02] [INFO ] Implicit Places using invariants in 49 ms returned []
[2024-06-02 03:31:02] [INFO ] Invariant cache hit.
[2024-06-02 03:31:02] [INFO ] Implicit Places using invariants and state equation in 266 ms returned []
Implicit Place search using SMT with State Equation took 317 ms to find 0 implicit places.
[2024-06-02 03:31:02] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-02 03:31:02] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3206 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 224 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30043 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 33496ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 33500ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33829 ms. Remains : 19/19 places, 223/223 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-02 in 152593 ms.
Starting property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 243 rows 24 cols
[2024-06-02 03:31:35] [INFO ] Computed 0 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (774 resets) in 30 ms. (322 steps per ms)
BEST_FIRST walk for 10001 steps (66 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:31:36] [INFO ] Invariant cache hit.
[2024-06-02 03:31:36] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-06-02 03:31:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:31:36] [INFO ] [Nat]Absence check using state equation in 547 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Graph (complete) has 238 edges and 24 vertex of which 23 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 17 place count 23 transition count 227
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 20 place count 20 transition count 224
Applied a total of 20 rules in 15 ms. Remains 20 /24 variables (removed 4) and now considering 224/243 (removed 19) transitions.
Running 206 sub problems to find dead transitions.
// Phase 1: matrix 224 rows 20 cols
[2024-06-02 03:31:36] [INFO ] Computed 0 invariants in 1 ms
[2024-06-02 03:31:36] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4845 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20013 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 25010ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 25013ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25028 ms. Remains : 20/24 places, 224/243 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-02 03:32:01] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (54749 resets) in 2616 ms. (382 steps per ms)
BEST_FIRST walk for 1000001 steps (7295 resets) in 617 ms. (1618 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:32:04] [INFO ] Invariant cache hit.
[2024-06-02 03:32:05] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-06-02 03:32:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:32:09] [INFO ] [Nat]Absence check using state equation in 4542 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 20/20 places, 224/224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
[2024-06-02 03:32:09] [INFO ] Invariant cache hit.
[2024-06-02 03:32:09] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-06-02 03:32:09] [INFO ] Invariant cache hit.
[2024-06-02 03:32:09] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-06-02 03:32:09] [INFO ] Implicit Places using invariants and state equation in 217 ms returned []
Implicit Place search using SMT with State Equation took 266 ms to find 0 implicit places.
[2024-06-02 03:32:09] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-02 03:32:09] [INFO ] Invariant cache hit.
[2024-06-02 03:32:09] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4940 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30009 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35116ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35118ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35394 ms. Remains : 20/20 places, 224/224 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2183 resets) in 153 ms. (259 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (297 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1837738 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1837738 steps, saw 349377 distinct states, run finished after 3001 ms. (steps per millisecond=612 ) properties seen :0
[2024-06-02 03:32:48] [INFO ] Invariant cache hit.
[2024-06-02 03:32:48] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 169/192 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 52/244 variables, 8/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 1 unsolved in 78 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 169/192 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1072 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1154ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-06-02 03:32:49] [INFO ] Invariant cache hit.
[2024-06-02 03:32:49] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4994 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20014 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 25168ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 25171ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25175 ms. Remains : 20/20 places, 224/224 transitions.
RANDOM walk for 40000 steps (2182 resets) in 165 ms. (240 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (283 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1562838 steps, run timeout after 3001 ms. (steps per millisecond=520 ) properties seen :0 out of 1
Probabilistic random walk after 1562838 steps, saw 300307 distinct states, run finished after 3001 ms. (steps per millisecond=520 ) properties seen :0
[2024-06-02 03:33:17] [INFO ] Invariant cache hit.
[2024-06-02 03:33:17] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 169/192 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 52/244 variables, 8/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 1 unsolved in 99 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 169/192 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9096 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9201ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 20/20 places, 224/224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
[2024-06-02 03:33:26] [INFO ] Invariant cache hit.
[2024-06-02 03:33:26] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-06-02 03:33:26] [INFO ] Invariant cache hit.
[2024-06-02 03:33:26] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-06-02 03:33:27] [INFO ] Implicit Places using invariants and state equation in 218 ms returned []
Implicit Place search using SMT with State Equation took 268 ms to find 0 implicit places.
[2024-06-02 03:33:27] [INFO ] Redundant transitions in 0 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-02 03:33:27] [INFO ] Invariant cache hit.
[2024-06-02 03:33:27] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 206 unsolved in 5614 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30012 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35777ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35780ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36055 ms. Remains : 20/20 places, 224/224 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-03 in 146867 ms.
Starting property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-06
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 243 rows 24 cols
[2024-06-02 03:34:02] [INFO ] Computed 0 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (779 resets) in 30 ms. (322 steps per ms)
BEST_FIRST walk for 10001 steps (68 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:34:02] [INFO ] Invariant cache hit.
[2024-06-02 03:34:02] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-06-02 03:34:02] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:34:03] [INFO ] [Nat]Absence check using state equation in 546 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Graph (complete) has 238 edges and 24 vertex of which 23 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 17 place count 23 transition count 227
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 21 place count 19 transition count 223
Applied a total of 21 rules in 11 ms. Remains 19 /24 variables (removed 5) and now considering 223/243 (removed 20) transitions.
Running 205 sub problems to find dead transitions.
// Phase 1: matrix 223 rows 19 cols
[2024-06-02 03:34:03] [INFO ] Computed 0 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3831 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 224 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20062 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 24127ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24130ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24142 ms. Remains : 19/24 places, 223/243 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-02 03:34:27] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (58807 resets) in 2647 ms. (377 steps per ms)
BEST_FIRST walk for 1000001 steps (8362 resets) in 639 ms. (1562 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:34:31] [INFO ] Invariant cache hit.
[2024-06-02 03:34:31] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2024-06-02 03:34:31] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:34:40] [INFO ] [Nat]Absence check using state equation in 9040 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 3 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 19/19 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 3 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2024-06-02 03:34:40] [INFO ] Invariant cache hit.
[2024-06-02 03:34:40] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-06-02 03:34:40] [INFO ] Invariant cache hit.
[2024-06-02 03:34:40] [INFO ] Implicit Places using invariants and state equation in 178 ms returned []
Implicit Place search using SMT with State Equation took 228 ms to find 0 implicit places.
[2024-06-02 03:34:40] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-02 03:34:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 2847 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 224 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30040 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 33039ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 33041ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33278 ms. Remains : 19/19 places, 223/223 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2347 resets) in 148 ms. (268 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (334 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1823621 steps, run timeout after 3001 ms. (steps per millisecond=607 ) properties seen :0 out of 1
Probabilistic random walk after 1823621 steps, saw 369216 distinct states, run finished after 3001 ms. (steps per millisecond=607 ) properties seen :0
[2024-06-02 03:35:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 186/212 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/212 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 30/242 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 110 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 186/212 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/212 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/212 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1100 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1216ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 3 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-06-02 03:35:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 2832 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 224 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20041 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 23018ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 23021ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23025 ms. Remains : 19/19 places, 223/223 transitions.
RANDOM walk for 40000 steps (2337 resets) in 141 ms. (281 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (333 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1804835 steps, run timeout after 3001 ms. (steps per millisecond=601 ) properties seen :0 out of 1
Probabilistic random walk after 1804835 steps, saw 364984 distinct states, run finished after 3001 ms. (steps per millisecond=601 ) properties seen :0
[2024-06-02 03:35:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 186/212 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/212 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 30/242 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 93 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 186/212 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/212 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/212 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9091 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9190ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 3 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 19/19 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 3 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2024-06-02 03:35:53] [INFO ] Invariant cache hit.
[2024-06-02 03:35:53] [INFO ] Implicit Places using invariants in 73 ms returned []
[2024-06-02 03:35:53] [INFO ] Invariant cache hit.
[2024-06-02 03:35:53] [INFO ] Implicit Places using invariants and state equation in 163 ms returned []
Implicit Place search using SMT with State Equation took 238 ms to find 0 implicit places.
[2024-06-02 03:35:53] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-02 03:35:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3058 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 224 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30039 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 33244ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 33246ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33493 ms. Remains : 19/19 places, 223/223 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-06 in 143735 ms.
Starting property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-07
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 243 rows 24 cols
[2024-06-02 03:36:26] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (772 resets) in 30 ms. (322 steps per ms)
BEST_FIRST walk for 10001 steps (66 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:36:26] [INFO ] Invariant cache hit.
[2024-06-02 03:36:26] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-06-02 03:36:26] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:36:27] [INFO ] [Nat]Absence check using state equation in 552 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 24 transition count 238
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 8 place count 21 transition count 235
Applied a total of 8 rules in 7 ms. Remains 21 /24 variables (removed 3) and now considering 235/243 (removed 8) transitions.
Running 216 sub problems to find dead transitions.
// Phase 1: matrix 235 rows 21 cols
[2024-06-02 03:36:27] [INFO ] Computed 0 invariants in 1 ms
[2024-06-02 03:36:27] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 235/255 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 10/30 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 4 (OVERLAPS) 1/256 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/256 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (OVERLAPS) 0/256 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 216 unsolved
No progress, stopping.
After SMT solving in domain Real declared 256/256 variables, and 31 constraints, problems are : Problem set: 0 solved, 216 unsolved in 5176 ms.
Refiners :[State Equation: 21/21 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 235/255 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 10/30 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 216/246 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/255 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (OVERLAPS) 1/256 variables, 1/247 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 256/256 variables, and 247 constraints, problems are : Problem set: 0 solved, 216 unsolved in 20014 ms.
Refiners :[State Equation: 21/21 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 0/0 constraints]
After SMT, in 25355ms problems are : Problem set: 0 solved, 216 unsolved
Search for dead transitions found 0 dead transitions in 25357ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25365 ms. Remains : 21/24 places, 235/243 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-02 03:36:52] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (85312 resets) in 3005 ms. (332 steps per ms)
BEST_FIRST walk for 1000000 steps (8478 resets) in 830 ms. (1203 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:36:56] [INFO ] Invariant cache hit.
[2024-06-02 03:36:56] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-06-02 03:36:56] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:37:01] [INFO ] [Nat]Absence check using state equation in 4545 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 21 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21/21 places, 235/235 transitions.
Applied a total of 0 rules in 2 ms. Remains 21 /21 variables (removed 0) and now considering 235/235 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 21/21 places, 235/235 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21/21 places, 235/235 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 235/235 (removed 0) transitions.
[2024-06-02 03:37:01] [INFO ] Invariant cache hit.
[2024-06-02 03:37:01] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-06-02 03:37:01] [INFO ] Invariant cache hit.
[2024-06-02 03:37:01] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-06-02 03:37:01] [INFO ] Implicit Places using invariants and state equation in 224 ms returned [6]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Implicit Place search using SMT with State Equation took 274 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 20/21 places, 224/235 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 277 ms. Remains : 20/21 places, 224/235 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 224 rows 20 cols
[2024-06-02 03:37:01] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (54736 resets) in 2643 ms. (378 steps per ms)
BEST_FIRST walk for 1000000 steps (7324 resets) in 622 ms. (1605 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:37:04] [INFO ] Invariant cache hit.
[2024-06-02 03:37:04] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2024-06-02 03:37:04] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:37:09] [INFO ] [Nat]Absence check using state equation in 4540 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 20/20 places, 224/224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
[2024-06-02 03:37:09] [INFO ] Invariant cache hit.
[2024-06-02 03:37:09] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-06-02 03:37:09] [INFO ] Invariant cache hit.
[2024-06-02 03:37:09] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-06-02 03:37:09] [INFO ] Implicit Places using invariants and state equation in 194 ms returned []
Implicit Place search using SMT with State Equation took 247 ms to find 0 implicit places.
[2024-06-02 03:37:09] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-02 03:37:09] [INFO ] Invariant cache hit.
[2024-06-02 03:37:09] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4919 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30009 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35077ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35079ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35334 ms. Remains : 20/20 places, 224/224 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2180 resets) in 140 ms. (283 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (295 resets) in 32 ms. (1212 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1829899 steps, run timeout after 3001 ms. (steps per millisecond=609 ) properties seen :0 out of 1
Probabilistic random walk after 1829899 steps, saw 353958 distinct states, run finished after 3001 ms. (steps per millisecond=609 ) properties seen :0
[2024-06-02 03:37:47] [INFO ] Invariant cache hit.
[2024-06-02 03:37:47] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 169/192 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 52/244 variables, 8/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 1 unsolved in 95 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 169/192 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1076 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1175ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-06-02 03:37:49] [INFO ] Invariant cache hit.
[2024-06-02 03:37:49] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4820 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20013 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 24982ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 24984ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24987 ms. Remains : 20/20 places, 224/224 transitions.
RANDOM walk for 40000 steps (2192 resets) in 161 ms. (246 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (285 resets) in 32 ms. (1212 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1707678 steps, run timeout after 3001 ms. (steps per millisecond=569 ) properties seen :0 out of 1
Probabilistic random walk after 1707678 steps, saw 330055 distinct states, run finished after 3001 ms. (steps per millisecond=569 ) properties seen :0
[2024-06-02 03:38:17] [INFO ] Invariant cache hit.
[2024-06-02 03:38:17] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 169/192 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 52/244 variables, 8/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 1 unsolved in 84 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 169/192 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9071 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9161ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 20/20 places, 224/224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
[2024-06-02 03:38:26] [INFO ] Invariant cache hit.
[2024-06-02 03:38:26] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-06-02 03:38:26] [INFO ] Invariant cache hit.
[2024-06-02 03:38:26] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-06-02 03:38:26] [INFO ] Implicit Places using invariants and state equation in 199 ms returned []
Implicit Place search using SMT with State Equation took 250 ms to find 0 implicit places.
[2024-06-02 03:38:26] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-02 03:38:26] [INFO ] Invariant cache hit.
[2024-06-02 03:38:26] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 206 unsolved in 5813 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30013 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35974ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35976ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36234 ms. Remains : 20/20 places, 224/224 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-07 in 155991 ms.
Starting property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-09
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 243 rows 24 cols
[2024-06-02 03:39:02] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (786 resets) in 51 ms. (192 steps per ms)
BEST_FIRST walk for 10001 steps (294 resets) in 13 ms. (714 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:39:02] [INFO ] Invariant cache hit.
[2024-06-02 03:39:02] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2024-06-02 03:39:02] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:39:03] [INFO ] [Nat]Absence check using state equation in 546 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 24 transition count 238
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 20 transition count 234
Applied a total of 9 rules in 5 ms. Remains 20 /24 variables (removed 4) and now considering 234/243 (removed 9) transitions.
Running 215 sub problems to find dead transitions.
// Phase 1: matrix 234 rows 20 cols
[2024-06-02 03:39:03] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (OVERLAPS) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 20 constraints, problems are : Problem set: 0 solved, 215 unsolved in 4052 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 254/254 variables, and 235 constraints, problems are : Problem set: 0 solved, 215 unsolved in 20042 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
After SMT, in 24255ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 24257ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24264 ms. Remains : 20/24 places, 234/243 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-02 03:39:27] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (92433 resets) in 3012 ms. (331 steps per ms)
BEST_FIRST walk for 1000001 steps (47619 resets) in 500 ms. (1996 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:39:31] [INFO ] Invariant cache hit.
[2024-06-02 03:39:31] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-06-02 03:39:31] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:39:35] [INFO ] [Nat]Absence check using state equation in 4542 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 234/234 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 234/234 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 20/20 places, 234/234 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 234/234 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 234/234 (removed 0) transitions.
[2024-06-02 03:39:35] [INFO ] Invariant cache hit.
[2024-06-02 03:39:35] [INFO ] Implicit Places using invariants in 66 ms returned []
[2024-06-02 03:39:35] [INFO ] Invariant cache hit.
[2024-06-02 03:39:36] [INFO ] Implicit Places using invariants and state equation in 304 ms returned []
Implicit Place search using SMT with State Equation took 372 ms to find 0 implicit places.
[2024-06-02 03:39:36] [INFO ] Redundant transitions in 1 ms returned []
Running 215 sub problems to find dead transitions.
[2024-06-02 03:39:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (OVERLAPS) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 20 constraints, problems are : Problem set: 0 solved, 215 unsolved in 3616 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 254/254 variables, and 235 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30044 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
After SMT, in 33828ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 33830ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34210 ms. Remains : 20/20 places, 234/234 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (3709 resets) in 149 ms. (266 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (1904 resets) in 28 ms. (1379 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1648179 steps, run timeout after 3001 ms. (steps per millisecond=549 ) properties seen :0 out of 1
Probabilistic random walk after 1648179 steps, saw 318181 distinct states, run finished after 3001 ms. (steps per millisecond=549 ) properties seen :0
[2024-06-02 03:40:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 12/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 204/217 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/217 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 37/254 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 81 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 12/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 204/217 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/217 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 254/254 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1075 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1160ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 234/234 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 234/234 (removed 0) transitions.
Running 215 sub problems to find dead transitions.
[2024-06-02 03:40:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (OVERLAPS) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 20 constraints, problems are : Problem set: 0 solved, 215 unsolved in 3223 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 254/254 variables, and 235 constraints, problems are : Problem set: 0 solved, 215 unsolved in 20047 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
After SMT, in 23442ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 23445ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23448 ms. Remains : 20/20 places, 234/234 transitions.
RANDOM walk for 40000 steps (3692 resets) in 169 ms. (235 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (1904 resets) in 27 ms. (1428 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1683096 steps, run timeout after 3001 ms. (steps per millisecond=560 ) properties seen :0 out of 1
Probabilistic random walk after 1683096 steps, saw 324243 distinct states, run finished after 3001 ms. (steps per millisecond=560 ) properties seen :0
[2024-06-02 03:40:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 12/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 204/217 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/217 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 37/254 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 87 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 12/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 204/217 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/217 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 254/254 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9088 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9198ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 234/234 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 234/234 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 20/20 places, 234/234 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 234/234 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 234/234 (removed 0) transitions.
[2024-06-02 03:40:49] [INFO ] Invariant cache hit.
[2024-06-02 03:40:50] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-06-02 03:40:50] [INFO ] Invariant cache hit.
[2024-06-02 03:40:50] [INFO ] Implicit Places using invariants and state equation in 220 ms returned []
Implicit Place search using SMT with State Equation took 285 ms to find 0 implicit places.
[2024-06-02 03:40:50] [INFO ] Redundant transitions in 1 ms returned []
Running 215 sub problems to find dead transitions.
[2024-06-02 03:40:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (OVERLAPS) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 20 constraints, problems are : Problem set: 0 solved, 215 unsolved in 3466 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 254/254 variables, and 235 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30045 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
After SMT, in 33691ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 33693ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33987 ms. Remains : 20/20 places, 234/234 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-09 in 141421 ms.
Starting property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 243 rows 24 cols
[2024-06-02 03:41:23] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (804 resets) in 31 ms. (312 steps per ms)
BEST_FIRST walk for 10001 steps (59 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:41:24] [INFO ] Invariant cache hit.
[2024-06-02 03:41:24] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2024-06-02 03:41:24] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:41:24] [INFO ] [Nat]Absence check using state equation in 552 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 24 transition count 239
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 7 place count 21 transition count 236
Applied a total of 7 rules in 6 ms. Remains 21 /24 variables (removed 3) and now considering 236/243 (removed 7) transitions.
Running 217 sub problems to find dead transitions.
// Phase 1: matrix 236 rows 21 cols
[2024-06-02 03:41:24] [INFO ] Computed 0 invariants in 1 ms
[2024-06-02 03:41:24] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 236/256 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/256 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (OVERLAPS) 1/257 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (OVERLAPS) 0/257 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 257/257 variables, and 39 constraints, problems are : Problem set: 0 solved, 217 unsolved in 6206 ms.
Refiners :[State Equation: 21/21 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 236/256 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 256/257 variables, and 255 constraints, problems are : Problem set: 0 solved, 217 unsolved in 20046 ms.
Refiners :[State Equation: 20/21 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 0/0 constraints]
After SMT, in 26422ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 26428ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26434 ms. Remains : 21/24 places, 236/243 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-02 03:41:51] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (87223 resets) in 3129 ms. (319 steps per ms)
BEST_FIRST walk for 1000001 steps (8316 resets) in 676 ms. (1477 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:41:55] [INFO ] Invariant cache hit.
[2024-06-02 03:41:55] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2024-06-02 03:41:55] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:41:59] [INFO ] [Nat]Absence check using state equation in 4547 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 21 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21/21 places, 236/236 transitions.
Applied a total of 0 rules in 2 ms. Remains 21 /21 variables (removed 0) and now considering 236/236 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 21/21 places, 236/236 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21/21 places, 236/236 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 236/236 (removed 0) transitions.
[2024-06-02 03:41:59] [INFO ] Invariant cache hit.
[2024-06-02 03:41:59] [INFO ] Implicit Places using invariants in 55 ms returned []
[2024-06-02 03:41:59] [INFO ] Invariant cache hit.
[2024-06-02 03:41:59] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-06-02 03:41:59] [INFO ] Implicit Places using invariants and state equation in 269 ms returned [6]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 12 transitions.
Implicit Place search using SMT with State Equation took 329 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 20/21 places, 224/236 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 332 ms. Remains : 20/21 places, 224/236 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 224 rows 20 cols
[2024-06-02 03:42:00] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (53977 resets) in 2742 ms. (364 steps per ms)
BEST_FIRST walk for 1000001 steps (7061 resets) in 661 ms. (1510 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:42:03] [INFO ] Invariant cache hit.
[2024-06-02 03:42:03] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-06-02 03:42:03] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:42:08] [INFO ] [Nat]Absence check using state equation in 4544 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 20/20 places, 224/224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
[2024-06-02 03:42:08] [INFO ] Invariant cache hit.
[2024-06-02 03:42:08] [INFO ] Implicit Places using invariants in 49 ms returned []
[2024-06-02 03:42:08] [INFO ] Invariant cache hit.
[2024-06-02 03:42:08] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-06-02 03:42:08] [INFO ] Implicit Places using invariants and state equation in 250 ms returned []
Implicit Place search using SMT with State Equation took 325 ms to find 0 implicit places.
[2024-06-02 03:42:08] [INFO ] Redundant transitions in 0 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-02 03:42:08] [INFO ] Invariant cache hit.
[2024-06-02 03:42:08] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 18/37 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 38 constraints, problems are : Problem set: 0 solved, 206 unsolved in 5785 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 18/37 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/243 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 244 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30014 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35969ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35972ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36305 ms. Remains : 20/20 places, 224/224 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2150 resets) in 177 ms. (224 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (279 resets) in 34 ms. (1142 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1755757 steps, run timeout after 3001 ms. (steps per millisecond=585 ) properties seen :0 out of 1
Probabilistic random walk after 1755757 steps, saw 342897 distinct states, run finished after 3001 ms. (steps per millisecond=585 ) properties seen :0
[2024-06-02 03:42:47] [INFO ] Invariant cache hit.
[2024-06-02 03:42:47] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 38/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 205/244 variables, 19/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 38 constraints, problems are : Problem set: 0 solved, 1 unsolved in 92 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 38/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 38 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1072 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1175ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-06-02 03:42:48] [INFO ] Invariant cache hit.
[2024-06-02 03:42:48] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 18/37 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 38 constraints, problems are : Problem set: 0 solved, 206 unsolved in 5559 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 18/37 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/243 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 244 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20013 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 25740ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 25747ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25750 ms. Remains : 20/20 places, 224/224 transitions.
RANDOM walk for 40000 steps (2147 resets) in 176 ms. (225 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (281 resets) in 33 ms. (1176 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1746063 steps, run timeout after 3001 ms. (steps per millisecond=581 ) properties seen :0 out of 1
Probabilistic random walk after 1746063 steps, saw 341332 distinct states, run finished after 3001 ms. (steps per millisecond=581 ) properties seen :0
[2024-06-02 03:43:17] [INFO ] Invariant cache hit.
[2024-06-02 03:43:17] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 38/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 205/244 variables, 19/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 38 constraints, problems are : Problem set: 0 solved, 1 unsolved in 89 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 38/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 38 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9071 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9168ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 20/20 places, 224/224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
[2024-06-02 03:43:26] [INFO ] Invariant cache hit.
[2024-06-02 03:43:26] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-06-02 03:43:26] [INFO ] Invariant cache hit.
[2024-06-02 03:43:26] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-06-02 03:43:27] [INFO ] Implicit Places using invariants and state equation in 240 ms returned []
Implicit Place search using SMT with State Equation took 293 ms to find 0 implicit places.
[2024-06-02 03:43:27] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-02 03:43:27] [INFO ] Invariant cache hit.
[2024-06-02 03:43:27] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 18/37 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 38 constraints, problems are : Problem set: 0 solved, 206 unsolved in 5449 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 18/37 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/243 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/244 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 244 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30012 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35629ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35632ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35932 ms. Remains : 20/20 places, 224/224 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-10 in 158684 ms.
Starting property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 243 rows 24 cols
[2024-06-02 03:44:02] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (792 resets) in 33 ms. (294 steps per ms)
BEST_FIRST walk for 10001 steps (64 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:44:02] [INFO ] Invariant cache hit.
[2024-06-02 03:44:02] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2024-06-02 03:44:02] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:44:03] [INFO ] [Nat]Absence check using state equation in 551 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Graph (complete) has 238 edges and 24 vertex of which 23 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 17 place count 23 transition count 227
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 20 place count 20 transition count 224
Applied a total of 20 rules in 5 ms. Remains 20 /24 variables (removed 4) and now considering 224/243 (removed 19) transitions.
Running 206 sub problems to find dead transitions.
// Phase 1: matrix 224 rows 20 cols
[2024-06-02 03:44:03] [INFO ] Computed 0 invariants in 0 ms
[2024-06-02 03:44:03] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 206 unsolved in 5632 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20009 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 25792ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 25796ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25801 ms. Remains : 20/24 places, 224/243 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-02 03:44:29] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (54794 resets) in 2802 ms. (356 steps per ms)
BEST_FIRST walk for 1000001 steps (7291 resets) in 619 ms. (1612 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:44:32] [INFO ] Invariant cache hit.
[2024-06-02 03:44:32] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-06-02 03:44:32] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:44:37] [INFO ] [Nat]Absence check using state equation in 4559 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 5 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 20/20 places, 224/224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
[2024-06-02 03:44:37] [INFO ] Invariant cache hit.
[2024-06-02 03:44:37] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-06-02 03:44:37] [INFO ] Invariant cache hit.
[2024-06-02 03:44:37] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-06-02 03:44:37] [INFO ] Implicit Places using invariants and state equation in 207 ms returned []
Implicit Place search using SMT with State Equation took 259 ms to find 0 implicit places.
[2024-06-02 03:44:37] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-02 03:44:37] [INFO ] Invariant cache hit.
[2024-06-02 03:44:37] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 206 unsolved in 7132 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30013 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 37352ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 37354ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37623 ms. Remains : 20/20 places, 224/224 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2182 resets) in 145 ms. (273 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (290 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1776986 steps, run timeout after 3001 ms. (steps per millisecond=592 ) properties seen :0 out of 1
Probabilistic random walk after 1776986 steps, saw 337678 distinct states, run finished after 3001 ms. (steps per millisecond=592 ) properties seen :0
[2024-06-02 03:45:18] [INFO ] Invariant cache hit.
[2024-06-02 03:45:18] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 167/190 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 54/244 variables, 8/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 1 unsolved in 81 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 167/190 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1073 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1168ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-06-02 03:45:19] [INFO ] Invariant cache hit.
[2024-06-02 03:45:19] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 206 unsolved in 7031 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20011 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 27199ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 27201ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27204 ms. Remains : 20/20 places, 224/224 transitions.
RANDOM walk for 40000 steps (2191 resets) in 142 ms. (279 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (289 resets) in 30 ms. (1290 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1776094 steps, run timeout after 3001 ms. (steps per millisecond=591 ) properties seen :0 out of 1
Probabilistic random walk after 1776094 steps, saw 337468 distinct states, run finished after 3001 ms. (steps per millisecond=591 ) properties seen :0
[2024-06-02 03:45:49] [INFO ] Invariant cache hit.
[2024-06-02 03:45:49] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 167/190 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 54/244 variables, 8/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 1 unsolved in 81 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 167/190 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9069 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9156ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 20/20 places, 224/224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 224/224 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 224/224 (removed 0) transitions.
[2024-06-02 03:45:58] [INFO ] Invariant cache hit.
[2024-06-02 03:45:58] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-06-02 03:45:58] [INFO ] Invariant cache hit.
[2024-06-02 03:45:58] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-06-02 03:45:58] [INFO ] Implicit Places using invariants and state equation in 199 ms returned []
Implicit Place search using SMT with State Equation took 240 ms to find 0 implicit places.
[2024-06-02 03:45:58] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-02 03:45:58] [INFO ] Invariant cache hit.
[2024-06-02 03:45:58] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/244 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/244 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 30 constraints, problems are : Problem set: 0 solved, 206 unsolved in 7522 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 224/243 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 206/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/244 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30009 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 37697ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 37699ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37947 ms. Remains : 20/20 places, 224/224 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-12 in 153963 ms.
Starting property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 243 rows 24 cols
[2024-06-02 03:46:36] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (791 resets) in 30 ms. (322 steps per ms)
BEST_FIRST walk for 10001 steps (71 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:46:36] [INFO ] Invariant cache hit.
[2024-06-02 03:46:36] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-06-02 03:46:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:46:37] [INFO ] [Nat]Absence check using state equation in 544 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 24 transition count 238
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 20 transition count 234
Applied a total of 9 rules in 6 ms. Remains 20 /24 variables (removed 4) and now considering 234/243 (removed 9) transitions.
Running 215 sub problems to find dead transitions.
// Phase 1: matrix 234 rows 20 cols
[2024-06-02 03:46:37] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (OVERLAPS) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 20 constraints, problems are : Problem set: 0 solved, 215 unsolved in 4664 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 254/254 variables, and 235 constraints, problems are : Problem set: 0 solved, 215 unsolved in 20043 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
After SMT, in 24861ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 24866ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24873 ms. Remains : 20/24 places, 234/243 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-02 03:47:02] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (92586 resets) in 3726 ms. (268 steps per ms)
BEST_FIRST walk for 1000001 steps (9933 resets) in 700 ms. (1426 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:47:06] [INFO ] Invariant cache hit.
[2024-06-02 03:47:06] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2024-06-02 03:47:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:47:11] [INFO ] [Nat]Absence check using state equation in 4541 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 234/234 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 234/234 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 20/20 places, 234/234 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 234/234 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 234/234 (removed 0) transitions.
[2024-06-02 03:47:11] [INFO ] Invariant cache hit.
[2024-06-02 03:47:11] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-06-02 03:47:11] [INFO ] Invariant cache hit.
[2024-06-02 03:47:11] [INFO ] Implicit Places using invariants and state equation in 213 ms returned [6]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Implicit Place search using SMT with State Equation took 260 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 19/20 places, 223/234 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 265 ms. Remains : 19/20 places, 223/234 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 223 rows 19 cols
[2024-06-02 03:47:11] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (58853 resets) in 2854 ms. (350 steps per ms)
BEST_FIRST walk for 1000001 steps (8413 resets) in 635 ms. (1572 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:47:15] [INFO ] Invariant cache hit.
[2024-06-02 03:47:15] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2024-06-02 03:47:15] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:47:24] [INFO ] [Nat]Absence check using state equation in 9043 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 19/19 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2024-06-02 03:47:24] [INFO ] Invariant cache hit.
[2024-06-02 03:47:24] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-06-02 03:47:24] [INFO ] Invariant cache hit.
[2024-06-02 03:47:24] [INFO ] Implicit Places using invariants and state equation in 174 ms returned []
Implicit Place search using SMT with State Equation took 228 ms to find 0 implicit places.
[2024-06-02 03:47:24] [INFO ] Redundant transitions in 0 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-02 03:47:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3995 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30008 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34174ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34176ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34412 ms. Remains : 19/19 places, 223/223 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2340 resets) in 146 ms. (272 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (328 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1795372 steps, run timeout after 3001 ms. (steps per millisecond=598 ) properties seen :0 out of 1
Probabilistic random walk after 1795372 steps, saw 364771 distinct states, run finished after 3001 ms. (steps per millisecond=598 ) properties seen :0
[2024-06-02 03:48:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 175/199 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 43/242 variables, 7/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 82 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 175/199 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/199 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1077 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1163ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-06-02 03:48:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3323 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 224 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20042 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 23529ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 23531ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23533 ms. Remains : 19/19 places, 223/223 transitions.
RANDOM walk for 40000 steps (2358 resets) in 148 ms. (268 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (340 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1814539 steps, run timeout after 3001 ms. (steps per millisecond=604 ) properties seen :0 out of 1
Probabilistic random walk after 1814539 steps, saw 368910 distinct states, run finished after 3001 ms. (steps per millisecond=604 ) properties seen :0
[2024-06-02 03:48:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 175/199 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 43/242 variables, 7/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 111 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 175/199 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/199 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9071 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9188ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 19/19 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2024-06-02 03:48:38] [INFO ] Invariant cache hit.
[2024-06-02 03:48:38] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-06-02 03:48:38] [INFO ] Invariant cache hit.
[2024-06-02 03:48:39] [INFO ] Implicit Places using invariants and state equation in 175 ms returned []
Implicit Place search using SMT with State Equation took 222 ms to find 0 implicit places.
[2024-06-02 03:48:39] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-02 03:48:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 2922 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 224 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30042 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 33121ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 33123ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33357 ms. Remains : 19/19 places, 223/223 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-13 in 155572 ms.
Starting property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-14
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 243 rows 24 cols
[2024-06-02 03:49:12] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (775 resets) in 31 ms. (312 steps per ms)
BEST_FIRST walk for 10001 steps (73 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:49:12] [INFO ] Invariant cache hit.
[2024-06-02 03:49:12] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-06-02 03:49:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:49:12] [INFO ] [Nat]Absence check using state equation in 543 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 243/243 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 24 transition count 238
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 20 transition count 234
Applied a total of 9 rules in 7 ms. Remains 20 /24 variables (removed 4) and now considering 234/243 (removed 9) transitions.
Running 215 sub problems to find dead transitions.
// Phase 1: matrix 234 rows 20 cols
[2024-06-02 03:49:12] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (OVERLAPS) 0/254 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 20 constraints, problems are : Problem set: 0 solved, 215 unsolved in 3129 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (OVERLAPS) 234/254 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 254/254 variables, and 235 constraints, problems are : Problem set: 0 solved, 215 unsolved in 20041 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 0/0 constraints]
After SMT, in 23336ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 23338ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23346 ms. Remains : 20/24 places, 234/243 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-02 03:49:36] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (92302 resets) in 3097 ms. (322 steps per ms)
BEST_FIRST walk for 1000001 steps (10295 resets) in 638 ms. (1564 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:49:40] [INFO ] Invariant cache hit.
[2024-06-02 03:49:40] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-06-02 03:49:40] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:49:44] [INFO ] [Nat]Absence check using state equation in 4542 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 234/234 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 234/234 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 20/20 places, 234/234 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 234/234 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 234/234 (removed 0) transitions.
[2024-06-02 03:49:44] [INFO ] Invariant cache hit.
[2024-06-02 03:49:44] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-06-02 03:49:44] [INFO ] Invariant cache hit.
[2024-06-02 03:49:44] [INFO ] Implicit Places using invariants and state equation in 214 ms returned [6]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Implicit Place search using SMT with State Equation took 261 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 19/20 places, 223/234 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 266 ms. Remains : 19/20 places, 223/234 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 223 rows 19 cols
[2024-06-02 03:49:45] [INFO ] Computed 0 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (58951 resets) in 2972 ms. (336 steps per ms)
BEST_FIRST walk for 1000001 steps (8474 resets) in 617 ms. (1618 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-02 03:49:48] [INFO ] Invariant cache hit.
[2024-06-02 03:49:48] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2024-06-02 03:49:48] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 03:49:57] [INFO ] [Nat]Absence check using state equation in 9064 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 19/19 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2024-06-02 03:49:57] [INFO ] Invariant cache hit.
[2024-06-02 03:49:57] [INFO ] Implicit Places using invariants in 61 ms returned []
[2024-06-02 03:49:57] [INFO ] Invariant cache hit.
[2024-06-02 03:49:58] [INFO ] Implicit Places using invariants and state equation in 266 ms returned []
Implicit Place search using SMT with State Equation took 341 ms to find 0 implicit places.
[2024-06-02 03:49:58] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-02 03:49:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3741 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 224 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30047 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34016ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34020ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34373 ms. Remains : 19/19 places, 223/223 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2360 resets) in 199 ms. (200 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (330 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1491672 steps, run timeout after 3001 ms. (steps per millisecond=497 ) properties seen :0 out of 1
Probabilistic random walk after 1491672 steps, saw 302635 distinct states, run finished after 3004 ms. (steps per millisecond=496 ) properties seen :0
[2024-06-02 03:50:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 21/22 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 172/194 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/242 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 77 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 21/22 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 172/194 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/194 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1072 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1154ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-06-02 03:50:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4566 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 224 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20074 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 24788ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24790ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24793 ms. Remains : 19/19 places, 223/223 transitions.
RANDOM walk for 40000 steps (2362 resets) in 230 ms. (173 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (342 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1559693 steps, run timeout after 3001 ms. (steps per millisecond=519 ) properties seen :0 out of 1
Probabilistic random walk after 1559693 steps, saw 315968 distinct states, run finished after 3001 ms. (steps per millisecond=519 ) properties seen :0
[2024-06-02 03:51:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 21/22 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 172/194 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/242 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 72 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 21/22 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 172/194 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/194 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9065 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9139ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 19/19 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 223/223 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2024-06-02 03:51:13] [INFO ] Invariant cache hit.
[2024-06-02 03:51:13] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-06-02 03:51:13] [INFO ] Invariant cache hit.
[2024-06-02 03:51:13] [INFO ] Implicit Places using invariants and state equation in 190 ms returned []
Implicit Place search using SMT with State Equation took 239 ms to find 0 implicit places.
[2024-06-02 03:51:13] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-02 03:51:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 223/242 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4743 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 19 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30010 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 35013ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 35017ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35266 ms. Remains : 19/19 places, 223/223 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-11ringRR-UpperBounds-14 in 156545 ms.
[2024-06-02 03:51:49] [INFO ] Flatten gal took : 68 ms
[2024-06-02 03:51:49] [INFO ] Export to MCC of 10 properties in file /home/mcc/execution/UpperBounds.sr.xml took 3 ms.
[2024-06-02 03:51:49] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 24 places, 243 transitions and 715 arcs took 7 ms.
Total runtime 1887494 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=
[--mu-opt] [--saturation=
[--sat-granularity=
[--guidance=
[--action=
[--trace=
[--mu=
[--ctl=
[--save-levels=STRING] [--pg-solve] [--attr=
[--saturating-attractor] [--write-strategy=
[--check-strategy] [--interactive-play] [--player]
[--pg-write=
[--edge-label=
[--mucalc=
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por=
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=
[--cw-max-cols=
[--mh-timeout=
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=
[--ldd32-cache=
[--cache-ratio=
[--min-free-nodes=
[--fdd-reorder=
[--vset-cache-diff=
[--next-union] [--peak-nodes] [--maxsum=
[--block-size=
[--debug=
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS]
Could not compute solution for formula : DNAwalker-PT-11ringRR-UpperBounds-01
Could not compute solution for formula : DNAwalker-PT-11ringRR-UpperBounds-02
Could not compute solution for formula : DNAwalker-PT-11ringRR-UpperBounds-03
Could not compute solution for formula : DNAwalker-PT-11ringRR-UpperBounds-06
Could not compute solution for formula : DNAwalker-PT-11ringRR-UpperBounds-07
Could not compute solution for formula : DNAwalker-PT-11ringRR-UpperBounds-09
Could not compute solution for formula : DNAwalker-PT-11ringRR-UpperBounds-10
Could not compute solution for formula : DNAwalker-PT-11ringRR-UpperBounds-12
Could not compute solution for formula : DNAwalker-PT-11ringRR-UpperBounds-13
Could not compute solution for formula : DNAwalker-PT-11ringRR-UpperBounds-14
BK_STOP 1717300309579
--------------------
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 UpperBounds -timeout 360 -rebuildPNML
mcc2024
ub formula name DNAwalker-PT-11ringRR-UpperBounds-01
ub formula formula --maxsum=/tmp/1860/ub_0_
ub formula name DNAwalker-PT-11ringRR-UpperBounds-02
ub formula formula --maxsum=/tmp/1860/ub_1_
ub formula name DNAwalker-PT-11ringRR-UpperBounds-03
ub formula formula --maxsum=/tmp/1860/ub_2_
ub formula name DNAwalker-PT-11ringRR-UpperBounds-06
ub formula formula --maxsum=/tmp/1860/ub_3_
ub formula name DNAwalker-PT-11ringRR-UpperBounds-07
ub formula formula --maxsum=/tmp/1860/ub_4_
ub formula name DNAwalker-PT-11ringRR-UpperBounds-09
ub formula formula --maxsum=/tmp/1860/ub_5_
ub formula name DNAwalker-PT-11ringRR-UpperBounds-10
ub formula formula --maxsum=/tmp/1860/ub_6_
ub formula name DNAwalker-PT-11ringRR-UpperBounds-12
ub formula formula --maxsum=/tmp/1860/ub_7_
ub formula name DNAwalker-PT-11ringRR-UpperBounds-13
ub formula formula --maxsum=/tmp/1860/ub_8_
ub formula name DNAwalker-PT-11ringRR-UpperBounds-14
ub formula formula --maxsum=/tmp/1860/ub_9_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc
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="DNAwalker-PT-11ringRR"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 ltsminxred"
echo " Input is DNAwalker-PT-11ringRR, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r484-smll-171624276000453"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-11ringRR.tgz
mv DNAwalker-PT-11ringRR execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;