About the Execution of GreatSPN+red for DNAwalker-PT-05track28LR
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 606.840 | 1938968.00 | 1999432.00 | 5297.90 | 1 1 2 2 1 2 1 2 2 2 2 2 2 2 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.r113-smll-171624274900405.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is DNAwalker-PT-05track28LR, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r113-smll-171624274900405
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 596K
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K 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 26K Apr 22 14:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 19 18:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 13 14:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 146K Apr 13 14:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 13 14:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Apr 13 14:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K 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 12 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 108K 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-05track28LR-UpperBounds-00
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-01
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-02
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-03
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-04
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-05
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-06
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-07
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-08
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-09
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-10
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-11
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-12
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-13
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-14
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1716468493427
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-05track28LR
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 12:48:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-23 12:48:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 12:48:15] [INFO ] Load time of PNML (sax parser for PT used): 137 ms
[2024-05-23 12:48:15] [INFO ] Transformed 34 places.
[2024-05-23 12:48:15] [INFO ] Transformed 250 transitions.
[2024-05-23 12:48:15] [INFO ] Parsed PT model containing 34 places and 250 transitions and 728 arcs in 294 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 12 ms.
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 0, 0, 1, 1, 1, 1, 1, 2, 1, 1, 1, 0, 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, 0, 0, 1, 1, 1, 1, 1, 2, 1, 1, 1, 0, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 12:48:15] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
// Phase 1: matrix 247 rows 34 cols
[2024-05-23 12:48:15] [INFO ] Computed 0 invariants in 22 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 0, 0, 1, 1, 1, 1, 1, 2, 1, 1, 1, 0, 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 (637 resets) in 91 ms. (108 steps per ms)
BEST_FIRST walk for 160016 steps (964 resets) in 230 ms. (692 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 2, 2, 1, 2, 1, 2, 2, 2, 2, 2, 2, 2, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 12:48:16] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2024-05-23 12:48:16] [INFO ] Invariant cache hit.
[2024-05-23 12:48:16] [INFO ] [Real]Absence check using state equation in 179 ms returned unsat
[2024-05-23 12:48:16] [INFO ] [Real]Absence check using state equation in 102 ms returned unsat
[2024-05-23 12:48:16] [INFO ] [Real]Absence check using state equation in 81 ms returned sat
[2024-05-23 12:48:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:48:18] [INFO ] [Nat]Absence check using state equation in 1116 ms returned unknown
[2024-05-23 12:48:18] [INFO ] [Real]Absence check using state equation in 96 ms returned sat
[2024-05-23 12:48:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:48:19] [INFO ] [Nat]Absence check using state equation in 1073 ms returned unknown
[2024-05-23 12:48:19] [INFO ] [Real]Absence check using state equation in 70 ms returned unsat
[2024-05-23 12:48:19] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2024-05-23 12:48:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:48:20] [INFO ] [Nat]Absence check using state equation in 1082 ms returned unknown
[2024-05-23 12:48:20] [INFO ] [Real]Absence check using state equation in 101 ms returned unsat
[2024-05-23 12:48:21] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2024-05-23 12:48:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:48:22] [INFO ] [Nat]Absence check using state equation in 1081 ms returned unknown
[2024-05-23 12:48:22] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2024-05-23 12:48:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:48:23] [INFO ] [Nat]Absence check using state equation in 1089 ms returned unknown
[2024-05-23 12:48:23] [INFO ] [Real]Absence check using state equation in 77 ms returned sat
[2024-05-23 12:48:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:48:24] [INFO ] [Nat]Absence check using state equation in 1061 ms returned unknown
[2024-05-23 12:48:24] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2024-05-23 12:48:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:48:25] [INFO ] [Nat]Absence check using state equation in 1066 ms returned unknown
[2024-05-23 12:48:25] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2024-05-23 12:48:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:48:26] [INFO ] [Nat]Absence check using state equation in 1052 ms returned unknown
[2024-05-23 12:48:27] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2024-05-23 12:48:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:48:28] [INFO ] [Nat]Absence check using state equation in 1068 ms returned unknown
[2024-05-23 12:48:28] [INFO ] [Real]Absence check using state equation in 84 ms returned sat
[2024-05-23 12:48:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:48:29] [INFO ] [Nat]Absence check using state equation in 1066 ms returned unknown
[2024-05-23 12:48:29] [INFO ] [Real]Absence check using state equation in 41 ms returned unsat
[2024-05-23 12:48:29] [INFO ] [Real]Absence check using state equation in 63 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 2, 2, 1, 2, 1, 2, 2, 2, 2, 2, 2, 2, 1, 1] Max Struct:[1, 1, +inf, +inf, 1, +inf, 1, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 1, 1]
FORMULA DNAwalker-PT-05track28LR-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-05track28LR-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-05track28LR-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-05track28LR-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-05track28LR-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-05track28LR-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 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 34 transition count 240
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 13 place count 31 transition count 237
Applied a total of 13 rules in 59 ms. Remains 31 /34 variables (removed 3) and now considering 237/250 (removed 13) transitions.
Running 230 sub problems to find dead transitions.
// Phase 1: matrix 237 rows 31 cols
[2024-05-23 12:48:29] [INFO ] Computed 0 invariants in 9 ms
[2024-05-23 12:48:29] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 1 (OVERLAPS) 237/265 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/265 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/265 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 4 (OVERLAPS) 3/268 variables, 3/57 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/268 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 6 (OVERLAPS) 0/268 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 230 unsolved
No progress, stopping.
After SMT solving in domain Real declared 268/268 variables, and 57 constraints, problems are : Problem set: 0 solved, 230 unsolved in 9006 ms.
Refiners :[State Equation: 31/31 constraints, ReadFeed: 26/26 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) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 1 (OVERLAPS) 237/265 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/265 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/265 variables, 230/284 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/265 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 230 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 268/268 variables, and 287 constraints, problems are : Problem set: 0 solved, 230 unsolved in 20032 ms.
Refiners :[State Equation: 31/31 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 230/230 constraints, Known Traps: 0/0 constraints]
After SMT, in 29461ms problems are : Problem set: 0 solved, 230 unsolved
Search for dead transitions found 0 dead transitions in 29502ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29603 ms. Remains : 31/34 places, 237/250 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 12:48:59] [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 (76078 resets) in 3400 ms. (294 steps per ms)
BEST_FIRST walk for 10000010 steps (98449 resets) in 8815 ms. (1134 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]
[2024-05-23 12:49:11] [INFO ] Invariant cache hit.
[2024-05-23 12:49:11] [INFO ] [Real]Absence check using state equation in 68 ms returned sat
[2024-05-23 12:49:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:49:20] [INFO ] [Nat]Absence check using state equation in 9068 ms returned unknown
[2024-05-23 12:49:20] [INFO ] [Real]Absence check using state equation in 107 ms returned sat
[2024-05-23 12:49:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:49:29] [INFO ] [Nat]Absence check using state equation in 9088 ms returned unknown
[2024-05-23 12:49:30] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2024-05-23 12:49:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:49:39] [INFO ] [Nat]Absence check using state equation in 9067 ms returned unknown
[2024-05-23 12:49:39] [INFO ] [Real]Absence check using state equation in 75 ms returned sat
[2024-05-23 12:49:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:49:48] [INFO ] [Nat]Absence check using state equation in 9049 ms returned unknown
[2024-05-23 12:49:48] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2024-05-23 12:49:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:49:57] [INFO ] [Nat]Absence check using state equation in 9062 ms returned unknown
[2024-05-23 12:49:57] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2024-05-23 12:49:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:50:06] [INFO ] [Nat]Absence check using state equation in 9062 ms returned unknown
[2024-05-23 12:50:06] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2024-05-23 12:50:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:50:15] [INFO ] [Nat]Absence check using state equation in 9066 ms returned unknown
[2024-05-23 12:50:16] [INFO ] [Real]Absence check using state equation in 64 ms returned sat
[2024-05-23 12:50:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:50:25] [INFO ] [Nat]Absence check using state equation in 9062 ms returned unknown
[2024-05-23 12:50:25] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2024-05-23 12:50:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:50:34] [INFO ] [Nat]Absence check using state equation in 9064 ms returned unknown
[2024-05-23 12:50:34] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2024-05-23 12:50:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:50:43] [INFO ] [Nat]Absence check using state equation in 9053 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 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 237/237 transitions.
Applied a total of 0 rules in 15 ms. Remains 31 /31 variables (removed 0) and now considering 237/237 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 31/31 places, 237/237 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 237/237 transitions.
Applied a total of 0 rules in 11 ms. Remains 31 /31 variables (removed 0) and now considering 237/237 (removed 0) transitions.
[2024-05-23 12:50:43] [INFO ] Invariant cache hit.
[2024-05-23 12:50:43] [INFO ] Implicit Places using invariants in 80 ms returned []
[2024-05-23 12:50:43] [INFO ] Invariant cache hit.
[2024-05-23 12:50:43] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-23 12:50:43] [INFO ] Implicit Places using invariants and state equation in 313 ms returned [18, 27]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Implicit Place search using SMT with State Equation took 403 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 29/31 places, 229/237 transitions.
Applied a total of 0 rules in 12 ms. Remains 29 /29 variables (removed 0) and now considering 229/229 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 428 ms. Remains : 29/31 places, 229/237 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 229 rows 29 cols
[2024-05-23 12:50:44] [INFO ] Computed 0 invariants in 7 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 (69893 resets) in 3184 ms. (313 steps per ms)
BEST_FIRST walk for 10000007 steps (95058 resets) in 7906 ms. (1264 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]
[2024-05-23 12:50:55] [INFO ] Invariant cache hit.
[2024-05-23 12:50:55] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2024-05-23 12:50:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:51:04] [INFO ] [Nat]Absence check using state equation in 9061 ms returned unknown
[2024-05-23 12:51:04] [INFO ] [Real]Absence check using state equation in 77 ms returned sat
[2024-05-23 12:51:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:51:13] [INFO ] [Nat]Absence check using state equation in 9062 ms returned unknown
[2024-05-23 12:51:13] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-05-23 12:51:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:51:22] [INFO ] [Nat]Absence check using state equation in 9047 ms returned unknown
[2024-05-23 12:51:22] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-05-23 12:51:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:51:31] [INFO ] [Nat]Absence check using state equation in 9045 ms returned unknown
[2024-05-23 12:51:31] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-05-23 12:51:31] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:51:41] [INFO ] [Nat]Absence check using state equation in 9050 ms returned unknown
[2024-05-23 12:51:41] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2024-05-23 12:51:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:51:50] [INFO ] [Nat]Absence check using state equation in 9046 ms returned unknown
[2024-05-23 12:51:50] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-05-23 12:51:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:51:59] [INFO ] [Nat]Absence check using state equation in 9059 ms returned unknown
[2024-05-23 12:51:59] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-05-23 12:51:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:52:08] [INFO ] [Nat]Absence check using state equation in 9059 ms returned unknown
[2024-05-23 12:52:08] [INFO ] [Real]Absence check using state equation in 68 ms returned sat
[2024-05-23 12:52:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:52:17] [INFO ] [Nat]Absence check using state equation in 9063 ms returned unknown
[2024-05-23 12:52:17] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2024-05-23 12:52:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:52:26] [INFO ] [Nat]Absence check using state equation in 9075 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 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Applied a total of 0 rules in 10 ms. Remains 29 /29 variables (removed 0) and now considering 229/229 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 29/29 places, 229/229 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Applied a total of 0 rules in 9 ms. Remains 29 /29 variables (removed 0) and now considering 229/229 (removed 0) transitions.
[2024-05-23 12:52:27] [INFO ] Invariant cache hit.
[2024-05-23 12:52:27] [INFO ] Implicit Places using invariants in 63 ms returned []
[2024-05-23 12:52:27] [INFO ] Invariant cache hit.
[2024-05-23 12:52:27] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-23 12:52:27] [INFO ] Implicit Places using invariants and state equation in 235 ms returned []
Implicit Place search using SMT with State Equation took 300 ms to find 0 implicit places.
[2024-05-23 12:52:27] [INFO ] Redundant transitions in 13 ms returned []
Running 222 sub problems to find dead transitions.
[2024-05-23 12:52:27] [INFO ] Invariant cache hit.
[2024-05-23 12:52:27] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 1 (OVERLAPS) 229/255 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 26/52 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 4 (OVERLAPS) 3/258 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/258 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 6 (OVERLAPS) 0/258 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 222 unsolved
No progress, stopping.
After SMT solving in domain Real declared 258/258 variables, and 55 constraints, problems are : Problem set: 0 solved, 222 unsolved in 7598 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 222/222 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 222 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 1 (OVERLAPS) 229/255 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 26/52 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 222/274 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/255 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 5 (OVERLAPS) 3/258 variables, 3/277 constraints. Problems are: Problem set: 0 solved, 222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 258/258 variables, and 277 constraints, problems are : Problem set: 0 solved, 222 unsolved in 30013 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 222/222 constraints, Known Traps: 0/0 constraints]
After SMT, in 37847ms problems are : Problem set: 0 solved, 222 unsolved
Search for dead transitions found 0 dead transitions in 37852ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38185 ms. Remains : 29/29 places, 229/229 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2784 resets) in 1864 ms. (21 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (352 resets) in 169 ms. (235 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (368 resets) in 167 ms. (238 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (349 resets) in 159 ms. (250 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (358 resets) in 134 ms. (296 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (506 resets) in 107 ms. (370 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (387 resets) in 117 ms. (339 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (342 resets) in 106 ms. (373 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (358 resets) in 130 ms. (305 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (440 resets) in 129 ms. (307 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (346 resets) in 135 ms. (294 steps per ms) remains 10/10 properties
Interrupted probabilistic random walk after 509782 steps, run timeout after 3001 ms. (steps per millisecond=169 ) properties seen :0 out of 10
Probabilistic random walk after 509782 steps, saw 117479 distinct states, run finished after 3009 ms. (steps per millisecond=169 ) properties seen :0
[2024-05-23 12:53:09] [INFO ] Invariant cache hit.
[2024-05-23 12:53:09] [INFO ] State equation strengthened by 26 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) 141/151 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 26/36 constraints. Problems are: Problem set: 0 solved, 10 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/151 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 107/258 variables, 19/55 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/258 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 0/258 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 258/258 variables, and 55 constraints, problems are : Problem set: 0 solved, 10 unsolved in 438 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 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) 141/151 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 26/36 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/151 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/151 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 258/258 variables, and 57 constraints, problems are : Problem set: 0 solved, 10 unsolved in 5005 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 2/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 5455ms problems are : Problem set: 0 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 10 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Applied a total of 0 rules in 5 ms. Remains 29 /29 variables (removed 0) and now considering 229/229 (removed 0) transitions.
Running 222 sub problems to find dead transitions.
[2024-05-23 12:53:14] [INFO ] Invariant cache hit.
[2024-05-23 12:53:14] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 1 (OVERLAPS) 229/255 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 26/52 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 4 (OVERLAPS) 3/258 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/258 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 6 (OVERLAPS) 0/258 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 222 unsolved
No progress, stopping.
After SMT solving in domain Real declared 258/258 variables, and 55 constraints, problems are : Problem set: 0 solved, 222 unsolved in 6580 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 222/222 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 222 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 1 (OVERLAPS) 229/255 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 26/52 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 222/274 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/255 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 5 (OVERLAPS) 3/258 variables, 3/277 constraints. Problems are: Problem set: 0 solved, 222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 258/258 variables, and 277 constraints, problems are : Problem set: 0 solved, 222 unsolved in 20015 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 222/222 constraints, Known Traps: 0/0 constraints]
After SMT, in 26826ms problems are : Problem set: 0 solved, 222 unsolved
Search for dead transitions found 0 dead transitions in 26829ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26835 ms. Remains : 29/29 places, 229/229 transitions.
RANDOM walk for 40000 steps (2803 resets) in 343 ms. (116 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (349 resets) in 89 ms. (444 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (364 resets) in 107 ms. (370 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (344 resets) in 154 ms. (258 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (364 resets) in 146 ms. (272 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (502 resets) in 158 ms. (251 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (388 resets) in 165 ms. (240 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (336 resets) in 112 ms. (354 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (359 resets) in 152 ms. (261 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (427 resets) in 142 ms. (279 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (344 resets) in 164 ms. (242 steps per ms) remains 10/10 properties
Interrupted probabilistic random walk after 487120 steps, run timeout after 3001 ms. (steps per millisecond=162 ) properties seen :0 out of 10
Probabilistic random walk after 487120 steps, saw 112925 distinct states, run finished after 3001 ms. (steps per millisecond=162 ) properties seen :0
[2024-05-23 12:53:45] [INFO ] Invariant cache hit.
[2024-05-23 12:53:45] [INFO ] State equation strengthened by 26 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) 141/151 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 26/36 constraints. Problems are: Problem set: 0 solved, 10 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/151 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 107/258 variables, 19/55 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/258 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 0/258 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 258/258 variables, and 55 constraints, problems are : Problem set: 0 solved, 10 unsolved in 430 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 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) 141/151 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 26/36 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/151 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/151 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 258/258 variables, and 57 constraints, problems are : Problem set: 0 solved, 10 unsolved in 45017 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 2/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 45471ms problems are : Problem set: 0 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 10 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Applied a total of 0 rules in 5 ms. Remains 29 /29 variables (removed 0) and now considering 229/229 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 29/29 places, 229/229 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Applied a total of 0 rules in 4 ms. Remains 29 /29 variables (removed 0) and now considering 229/229 (removed 0) transitions.
[2024-05-23 12:54:30] [INFO ] Invariant cache hit.
[2024-05-23 12:54:30] [INFO ] Implicit Places using invariants in 65 ms returned []
[2024-05-23 12:54:30] [INFO ] Invariant cache hit.
[2024-05-23 12:54:31] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-23 12:54:31] [INFO ] Implicit Places using invariants and state equation in 250 ms returned []
Implicit Place search using SMT with State Equation took 324 ms to find 0 implicit places.
[2024-05-23 12:54:31] [INFO ] Redundant transitions in 17 ms returned []
Running 222 sub problems to find dead transitions.
[2024-05-23 12:54:31] [INFO ] Invariant cache hit.
[2024-05-23 12:54:31] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 1 (OVERLAPS) 229/255 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 26/52 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 4 (OVERLAPS) 3/258 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/258 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 6 (OVERLAPS) 0/258 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 222 unsolved
No progress, stopping.
After SMT solving in domain Real declared 258/258 variables, and 55 constraints, problems are : Problem set: 0 solved, 222 unsolved in 6427 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 222/222 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 222 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 1 (OVERLAPS) 229/255 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 26/52 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 222/274 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/255 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 222 unsolved
At refinement iteration 5 (OVERLAPS) 3/258 variables, 3/277 constraints. Problems are: Problem set: 0 solved, 222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 258/258 variables, and 277 constraints, problems are : Problem set: 0 solved, 222 unsolved in 30012 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 222/222 constraints, Known Traps: 0/0 constraints]
After SMT, in 36565ms problems are : Problem set: 0 solved, 222 unsolved
Search for dead transitions found 0 dead transitions in 36568ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36926 ms. Remains : 29/29 places, 229/229 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-05track28LR-UpperBounds-02
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]
[2024-05-23 12:55:07] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (687 resets) in 26 ms. (370 steps per ms)
BEST_FIRST walk for 10000 steps (90 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 12:55:07] [INFO ] Invariant cache hit.
[2024-05-23 12:55:07] [INFO ] [Real]Absence check using state equation in 58 ms returned sat
[2024-05-23 12:55:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:55:09] [INFO ] [Nat]Absence check using state equation in 1046 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 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Graph (complete) has 225 edges and 29 vertex of which 28 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output 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 9 place count 28 transition count 221
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 11 place count 26 transition count 219
Applied a total of 11 rules in 19 ms. Remains 26 /29 variables (removed 3) and now considering 219/229 (removed 10) transitions.
Running 213 sub problems to find dead transitions.
// Phase 1: matrix 219 rows 26 cols
[2024-05-23 12:55:09] [INFO ] Computed 0 invariants in 2 ms
[2024-05-23 12:55:09] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 219/244 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/244 variables, 9/34 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/244 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (OVERLAPS) 1/245 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/245 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 0/245 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 245/245 variables, and 35 constraints, problems are : Problem set: 0 solved, 213 unsolved in 6835 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 219/244 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/244 variables, 9/34 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/244 variables, 213/247 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (OVERLAPS) 1/245 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 245/245 variables, and 248 constraints, problems are : Problem set: 0 solved, 213 unsolved in 20015 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints]
After SMT, in 26991ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 26995ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27016 ms. Remains : 26/29 places, 219/229 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 12:55:36] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (66959 resets) in 2783 ms. (359 steps per ms)
BEST_FIRST walk for 1000001 steps (10122 resets) in 731 ms. (1366 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 12:55:39] [INFO ] Invariant cache hit.
[2024-05-23 12:55:39] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2024-05-23 12:55:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:55:44] [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 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 219/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 26 /26 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 26/26 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 219/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 26 /26 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-23 12:55:44] [INFO ] Invariant cache hit.
[2024-05-23 12:55:44] [INFO ] Implicit Places using invariants in 67 ms returned []
[2024-05-23 12:55:44] [INFO ] Invariant cache hit.
[2024-05-23 12:55:44] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-23 12:55:44] [INFO ] Implicit Places using invariants and state equation in 365 ms returned [18]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 7 transitions.
Implicit Place search using SMT with State Equation took 440 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 25/26 places, 212/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 448 ms. Remains : 25/26 places, 212/219 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 212 rows 25 cols
[2024-05-23 12:55:44] [INFO ] Computed 0 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (52735 resets) in 2395 ms. (417 steps per ms)
BEST_FIRST walk for 1000001 steps (8893 resets) in 719 ms. (1388 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 12:55:47] [INFO ] Invariant cache hit.
[2024-05-23 12:55:48] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2024-05-23 12:55:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:55:57] [INFO ] [Nat]Absence check using state equation in 9056 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 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 25/25 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-23 12:55:57] [INFO ] Invariant cache hit.
[2024-05-23 12:55:57] [INFO ] Implicit Places using invariants in 69 ms returned []
[2024-05-23 12:55:57] [INFO ] Invariant cache hit.
[2024-05-23 12:55:57] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-23 12:55:57] [INFO ] Implicit Places using invariants and state equation in 290 ms returned []
Implicit Place search using SMT with State Equation took 361 ms to find 0 implicit places.
[2024-05-23 12:55:57] [INFO ] Redundant transitions in 4 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 12:55:57] [INFO ] Invariant cache hit.
[2024-05-23 12:55:57] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 9/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 206 unsolved in 6249 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 33 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30014 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 36377ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 36381ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36758 ms. Remains : 25/25 places, 212/212 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2123 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (350 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1598838 steps, run timeout after 3001 ms. (steps per millisecond=532 ) properties seen :0 out of 1
Probabilistic random walk after 1598838 steps, saw 390998 distinct states, run finished after 3001 ms. (steps per millisecond=532 ) properties seen :0
[2024-05-23 12:56:37] [INFO ] Invariant cache hit.
[2024-05-23 12:56:37] [INFO ] State equation strengthened by 9 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) 20/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 100/121 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/121 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 115/236 variables, 13/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/237 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 1 unsolved in 86 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 20/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 100/121 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/121 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/121 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 115/236 variables, 13/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 35 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1081 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1180ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-05-23 12:56:38] [INFO ] Invariant cache hit.
[2024-05-23 12:56:38] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 9/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 206 unsolved in 5966 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 33 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20022 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 26102ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 26105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26110 ms. Remains : 25/25 places, 212/212 transitions.
RANDOM walk for 40000 steps (2099 resets) in 161 ms. (246 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (353 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1559622 steps, run timeout after 3001 ms. (steps per millisecond=519 ) properties seen :0 out of 1
Probabilistic random walk after 1559622 steps, saw 379568 distinct states, run finished after 3001 ms. (steps per millisecond=519 ) properties seen :0
[2024-05-23 12:57:07] [INFO ] Invariant cache hit.
[2024-05-23 12:57:07] [INFO ] State equation strengthened by 9 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) 20/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 100/121 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/121 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 115/236 variables, 13/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/237 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 1 unsolved in 98 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 20/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 100/121 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/121 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/121 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 115/236 variables, 13/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 35 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9086 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9211ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 25/25 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-23 12:57:16] [INFO ] Invariant cache hit.
[2024-05-23 12:57:16] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-05-23 12:57:16] [INFO ] Invariant cache hit.
[2024-05-23 12:57:16] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-23 12:57:16] [INFO ] Implicit Places using invariants and state equation in 245 ms returned []
Implicit Place search using SMT with State Equation took 320 ms to find 0 implicit places.
[2024-05-23 12:57:16] [INFO ] Redundant transitions in 7 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 12:57:16] [INFO ] Invariant cache hit.
[2024-05-23 12:57:16] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 9/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 206 unsolved in 5323 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 9/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 206/239 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/236 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/237 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 240 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30017 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35534ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35538ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35876 ms. Remains : 25/25 places, 212/212 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-02 in 164704 ms.
Starting property specific reduction for DNAwalker-PT-05track28LR-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 229 rows 29 cols
[2024-05-23 12:57:52] [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 (697 resets) in 46 ms. (212 steps per ms)
BEST_FIRST walk for 10001 steps (89 resets) in 13 ms. (714 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 12:57:52] [INFO ] Invariant cache hit.
[2024-05-23 12:57:52] [INFO ] [Real]Absence check using state equation in 66 ms returned sat
[2024-05-23 12:57:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:57:53] [INFO ] [Nat]Absence check using state equation in 1071 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 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Graph (complete) has 225 edges and 29 vertex of which 27 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 16 place count 27 transition count 214
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 18 place count 25 transition count 212
Applied a total of 18 rules in 10 ms. Remains 25 /29 variables (removed 4) and now considering 212/229 (removed 17) transitions.
Running 206 sub problems to find dead transitions.
// Phase 1: matrix 212 rows 25 cols
[2024-05-23 12:57:53] [INFO ] Computed 0 invariants in 1 ms
[2024-05-23 12:57:53] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 31 constraints, problems are : Problem set: 0 solved, 206 unsolved in 7175 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 30 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20024 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 27316ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 27319ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27329 ms. Remains : 25/29 places, 212/229 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 12:58:21] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (52804 resets) in 2694 ms. (371 steps per ms)
BEST_FIRST walk for 1000000 steps (8982 resets) in 903 ms. (1106 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 12:58:24] [INFO ] Invariant cache hit.
[2024-05-23 12:58:24] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2024-05-23 12:58:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 12:58:34] [INFO ] [Nat]Absence check using state equation in 9047 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 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 5 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 25/25 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 5 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-23 12:58:34] [INFO ] Invariant cache hit.
[2024-05-23 12:58:34] [INFO ] Implicit Places using invariants in 62 ms returned []
[2024-05-23 12:58:34] [INFO ] Invariant cache hit.
[2024-05-23 12:58:34] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-23 12:58:34] [INFO ] Implicit Places using invariants and state equation in 315 ms returned []
Implicit Place search using SMT with State Equation took 379 ms to find 0 implicit places.
[2024-05-23 12:58:34] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 12:58:34] [INFO ] Invariant cache hit.
[2024-05-23 12:58:34] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 31 constraints, problems are : Problem set: 0 solved, 206 unsolved in 6116 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30073 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 36308ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 36311ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36705 ms. Remains : 25/25 places, 212/212 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2090 resets) in 163 ms. (243 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (344 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1537299 steps, run timeout after 3001 ms. (steps per millisecond=512 ) properties seen :0 out of 1
Probabilistic random walk after 1537299 steps, saw 382324 distinct states, run finished after 3001 ms. (steps per millisecond=512 ) properties seen :0
[2024-05-23 12:59:13] [INFO ] Invariant cache hit.
[2024-05-23 12:59:13] [INFO ] State equation strengthened by 6 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) 14/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 65/80 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 56/136 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/136 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 101/237 variables, 13/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/237 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 87 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 14/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 65/80 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/80 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 56/136 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/136 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1110 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1204ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-05-23 12:59:15] [INFO ] Invariant cache hit.
[2024-05-23 12:59:15] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 31 constraints, problems are : Problem set: 0 solved, 206 unsolved in 6315 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 206/236 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20013 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 26448ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 26450ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26454 ms. Remains : 25/25 places, 212/212 transitions.
RANDOM walk for 40000 steps (2101 resets) in 160 ms. (248 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (363 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1623289 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1623289 steps, saw 408328 distinct states, run finished after 3002 ms. (steps per millisecond=540 ) properties seen :0
[2024-05-23 12:59:44] [INFO ] Invariant cache hit.
[2024-05-23 12:59:44] [INFO ] State equation strengthened by 6 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) 14/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 65/80 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 56/136 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/136 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 101/237 variables, 13/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/237 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 129 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 14/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 65/80 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/80 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 56/136 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/136 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9112 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9247ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 25/25 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-23 12:59:53] [INFO ] Invariant cache hit.
[2024-05-23 12:59:53] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-05-23 12:59:53] [INFO ] Invariant cache hit.
[2024-05-23 12:59:54] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-23 12:59:54] [INFO ] Implicit Places using invariants and state equation in 235 ms returned []
Implicit Place search using SMT with State Equation took 287 ms to find 0 implicit places.
[2024-05-23 12:59:54] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 12:59:54] [INFO ] Invariant cache hit.
[2024-05-23 12:59:54] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 31 constraints, problems are : Problem set: 0 solved, 206 unsolved in 6360 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 236 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30043 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 36521ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 36525ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36825 ms. Remains : 25/25 places, 212/212 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-03 in 158206 ms.
Starting property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-05
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 229 rows 29 cols
[2024-05-23 13:00:30] [INFO ] Computed 0 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (701 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10000 steps (87 resets) in 12 ms. (769 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:00:30] [INFO ] Invariant cache hit.
[2024-05-23 13:00:30] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2024-05-23 13:00:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:00:31] [INFO ] [Nat]Absence check using state equation in 1077 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 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Graph (complete) has 225 edges and 29 vertex of which 27 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 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 27 transition count 213
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 20 place count 24 transition count 210
Applied a total of 20 rules in 10 ms. Remains 24 /29 variables (removed 5) and now considering 210/229 (removed 19) transitions.
Running 205 sub problems to find dead transitions.
// Phase 1: matrix 210 rows 24 cols
[2024-05-23 13:00:31] [INFO ] Computed 0 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3026 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 229 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20055 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 23273ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 23277ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23288 ms. Remains : 24/29 places, 210/229 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 13:00:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (53719 resets) in 2586 ms. (386 steps per ms)
BEST_FIRST walk for 1000001 steps (9195 resets) in 881 ms. (1133 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:00:58] [INFO ] Invariant cache hit.
[2024-05-23 13:00:58] [INFO ] [Real]Absence check using state equation in 68 ms returned sat
[2024-05-23 13:00:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:01:03] [INFO ] [Nat]Absence check using state equation in 4567 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, 210/210 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-05-23 13:01:03] [INFO ] Invariant cache hit.
[2024-05-23 13:01:03] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-05-23 13:01:03] [INFO ] Invariant cache hit.
[2024-05-23 13:01:03] [INFO ] Implicit Places using invariants and state equation in 269 ms returned []
Implicit Place search using SMT with State Equation took 334 ms to find 0 implicit places.
[2024-05-23 13:01:03] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 13:01:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4550 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30015 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34685ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34687ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35034 ms. Remains : 24/24 places, 210/210 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2133 resets) in 147 ms. (270 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (365 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1792504 steps, run timeout after 3001 ms. (steps per millisecond=597 ) properties seen :0 out of 1
Probabilistic random walk after 1792504 steps, saw 408127 distinct states, run finished after 3001 ms. (steps per millisecond=597 ) properties seen :0
[2024-05-23 13:01:41] [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) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 66/218 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/218 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 16/234 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 111 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At 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, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/152 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 66/218 variables, 8/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/218 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1100 ms.
Refiners :[State Equation: 24/24 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 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-05-23 13:01:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4038 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20011 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 24171ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24173ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24176 ms. Remains : 24/24 places, 210/210 transitions.
RANDOM walk for 40000 steps (2148 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (369 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1669786 steps, run timeout after 3001 ms. (steps per millisecond=556 ) properties seen :0 out of 1
Probabilistic random walk after 1669786 steps, saw 379474 distinct states, run finished after 3001 ms. (steps per millisecond=556 ) properties seen :0
[2024-05-23 13:02:10] [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) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 66/218 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/218 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 16/234 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 85 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At 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, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/152 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 66/218 variables, 8/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/218 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9081 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9173ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-05-23 13:02:19] [INFO ] Invariant cache hit.
[2024-05-23 13:02:19] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-05-23 13:02:19] [INFO ] Invariant cache hit.
[2024-05-23 13:02:19] [INFO ] Implicit Places using invariants and state equation in 180 ms returned []
Implicit Place search using SMT with State Equation took 254 ms to find 0 implicit places.
[2024-05-23 13:02:19] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 13:02:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4398 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30018 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34607ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34612ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34877 ms. Remains : 24/24 places, 210/210 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-05 in 143500 ms.
Starting property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-07
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 229 rows 29 cols
[2024-05-23 13:02:54] [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 (718 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (90 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:02:54] [INFO ] Invariant cache hit.
[2024-05-23 13:02:54] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-05-23 13:02:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:02:55] [INFO ] [Nat]Absence check using state equation in 1045 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 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Graph (complete) has 225 edges and 29 vertex of which 28 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 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 9 place count 28 transition count 221
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 12 place count 25 transition count 218
Applied a total of 12 rules in 8 ms. Remains 25 /29 variables (removed 4) and now considering 218/229 (removed 11) transitions.
Running 213 sub problems to find dead transitions.
// Phase 1: matrix 218 rows 25 cols
[2024-05-23 13:02:55] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 218/243 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (OVERLAPS) 0/243 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 243/243 variables, and 25 constraints, problems are : Problem set: 0 solved, 213 unsolved in 3518 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 25 constraints, problems are : Problem set: 0 solved, 213 unsolved in 20011 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/213 constraints, Known Traps: 0/0 constraints]
After SMT, in 23646ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 23649ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23658 ms. Remains : 25/29 places, 218/229 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 13:03:19] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (72065 resets) in 3233 ms. (309 steps per ms)
BEST_FIRST walk for 1000001 steps (11708 resets) in 729 ms. (1369 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:03:23] [INFO ] Invariant cache hit.
[2024-05-23 13:03:23] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-05-23 13:03:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:03:32] [INFO ] [Nat]Absence check using state equation in 9049 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 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 218/218 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 218/218 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-23 13:03:32] [INFO ] Invariant cache hit.
[2024-05-23 13:03:32] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-05-23 13:03:32] [INFO ] Invariant cache hit.
[2024-05-23 13:03:32] [INFO ] Implicit Places using invariants and state equation in 185 ms returned [18]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 7 transitions.
Implicit Place search using SMT with State Equation took 262 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 24/25 places, 211/218 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 268 ms. Remains : 24/25 places, 211/218 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 211 rows 24 cols
[2024-05-23 13:03:32] [INFO ] Computed 0 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (56200 resets) in 2677 ms. (373 steps per ms)
BEST_FIRST walk for 1000001 steps (9549 resets) in 693 ms. (1440 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:03:36] [INFO ] Invariant cache hit.
[2024-05-23 13:03:36] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2024-05-23 13:03:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:03:40] [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 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 13:03:40] [INFO ] Invariant cache hit.
[2024-05-23 13:03:40] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-05-23 13:03:40] [INFO ] Invariant cache hit.
[2024-05-23 13:03:40] [INFO ] Implicit Places using invariants and state equation in 209 ms returned []
Implicit Place search using SMT with State Equation took 272 ms to find 0 implicit places.
[2024-05-23 13:03:40] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 13:03:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 2967 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30009 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 33104ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 33107ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33390 ms. Remains : 24/24 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2232 resets) in 146 ms. (272 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (371 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1738807 steps, run timeout after 3001 ms. (steps per millisecond=579 ) properties seen :0 out of 1
Probabilistic random walk after 1738807 steps, saw 412900 distinct states, run finished after 3001 ms. (steps per millisecond=579 ) properties seen :0
[2024-05-23 13:04:17] [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) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 97/117 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/199 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 36/235 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 86 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 97/117 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/117 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 82/199 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1072 ms.
Refiners :[State Equation: 24/24 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 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-05-23 13:04:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 2977 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20022 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 23132ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 23135ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23139 ms. Remains : 24/24 places, 211/211 transitions.
RANDOM walk for 40000 steps (2241 resets) in 149 ms. (266 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (385 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1698856 steps, run timeout after 3001 ms. (steps per millisecond=566 ) properties seen :0 out of 1
Probabilistic random walk after 1698856 steps, saw 403194 distinct states, run finished after 3001 ms. (steps per millisecond=566 ) properties seen :0
[2024-05-23 13:04:44] [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) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 97/117 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/199 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 36/235 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 84 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 97/117 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/117 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 82/199 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9082 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9200ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 5 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 13:04:53] [INFO ] Invariant cache hit.
[2024-05-23 13:04:53] [INFO ] Implicit Places using invariants in 75 ms returned []
[2024-05-23 13:04:53] [INFO ] Invariant cache hit.
[2024-05-23 13:04:54] [INFO ] Implicit Places using invariants and state equation in 308 ms returned []
Implicit Place search using SMT with State Equation took 386 ms to find 0 implicit places.
[2024-05-23 13:04:54] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 13:04:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3826 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30010 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 34042ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 34046ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34444 ms. Remains : 24/24 places, 211/211 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-07 in 154024 ms.
Starting property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-08
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 229 rows 29 cols
[2024-05-23 13:05:28] [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 (694 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (124 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:05:28] [INFO ] Invariant cache hit.
[2024-05-23 13:05:28] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2024-05-23 13:05:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:05:29] [INFO ] [Nat]Absence check using state equation in 1072 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 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Graph (complete) has 225 edges and 29 vertex of which 28 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 28 transition count 220
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 13 place count 25 transition count 217
Applied a total of 13 rules in 9 ms. Remains 25 /29 variables (removed 4) and now considering 217/229 (removed 12) transitions.
Running 212 sub problems to find dead transitions.
// Phase 1: matrix 217 rows 25 cols
[2024-05-23 13:05:29] [INFO ] Computed 0 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 217/242 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 4863 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 212 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 20011 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/212 constraints, Known Traps: 0/0 constraints]
After SMT, in 25046ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 25049ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25060 ms. Remains : 25/29 places, 217/229 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 13:05:54] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (70644 resets) in 2499 ms. (400 steps per ms)
BEST_FIRST walk for 1000000 steps (17597 resets) in 737 ms. (1355 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:05:57] [INFO ] Invariant cache hit.
[2024-05-23 13:05:57] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2024-05-23 13:05:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:06:07] [INFO ] [Nat]Absence check using state equation in 9054 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 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 25/25 places, 217/217 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
[2024-05-23 13:06:07] [INFO ] Invariant cache hit.
[2024-05-23 13:06:07] [INFO ] Implicit Places using invariants in 68 ms returned []
[2024-05-23 13:06:07] [INFO ] Invariant cache hit.
[2024-05-23 13:06:07] [INFO ] Implicit Places using invariants and state equation in 284 ms returned []
Implicit Place search using SMT with State Equation took 354 ms to find 0 implicit places.
[2024-05-23 13:06:07] [INFO ] Redundant transitions in 1 ms returned []
Running 212 sub problems to find dead transitions.
[2024-05-23 13:06:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 217/242 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 3750 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 212 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 30016 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/212 constraints, Known Traps: 0/0 constraints]
After SMT, in 33898ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 33901ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34274 ms. Remains : 25/25 places, 217/217 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2817 resets) in 156 ms. (254 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (703 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1667249 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :0 out of 1
Probabilistic random walk after 1667249 steps, saw 390879 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
[2024-05-23 13:06:44] [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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 99/107 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 110/217 variables, 12/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/217 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 25/242 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 84 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 99/107 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/107 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 110/217 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/217 variables, 0/21 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 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1072 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1176ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
Running 212 sub problems to find dead transitions.
[2024-05-23 13:06:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 217/242 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 4246 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 212 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 217/242 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 237 constraints, problems are : Problem set: 0 solved, 212 unsolved in 20058 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints]
After SMT, in 24423ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 24426ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24428 ms. Remains : 25/25 places, 217/217 transitions.
RANDOM walk for 40000 steps (2810 resets) in 148 ms. (268 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (688 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1469389 steps, run timeout after 3001 ms. (steps per millisecond=489 ) properties seen :0 out of 1
Probabilistic random walk after 1469389 steps, saw 344425 distinct states, run finished after 3001 ms. (steps per millisecond=489 ) properties seen :0
[2024-05-23 13:07:13] [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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 99/107 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 110/217 variables, 12/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/217 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 25/242 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 107 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 99/107 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/107 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 110/217 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/217 variables, 0/21 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 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9100 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9214ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 217/217 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
[2024-05-23 13:07:22] [INFO ] Invariant cache hit.
[2024-05-23 13:07:22] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-05-23 13:07:22] [INFO ] Invariant cache hit.
[2024-05-23 13:07:22] [INFO ] Implicit Places using invariants and state equation in 199 ms returned []
Implicit Place search using SMT with State Equation took 260 ms to find 0 implicit places.
[2024-05-23 13:07:22] [INFO ] Redundant transitions in 1 ms returned []
Running 212 sub problems to find dead transitions.
[2024-05-23 13:07:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 217/242 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 3965 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 212 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 30021 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/212 constraints, Known Traps: 0/0 constraints]
After SMT, in 34102ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 34104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34373 ms. Remains : 25/25 places, 217/217 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-08 in 148536 ms.
Starting property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-09
Current structural bounds on expressions (Initially) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[2] Max Struct:[+inf]
// Phase 1: matrix 229 rows 29 cols
[2024-05-23 13:07:56] [INFO ] Computed 0 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 10000 steps (701 resets) in 32 ms. (303 steps per ms)
BEST_FIRST walk for 10001 steps (96 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:07:56] [INFO ] Invariant cache hit.
[2024-05-23 13:07:56] [INFO ] [Real]Absence check using state equation in 57 ms returned sat
[2024-05-23 13:07:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:07:58] [INFO ] [Nat]Absence check using state equation in 1072 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 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Graph (complete) has 225 edges and 29 vertex of which 27 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 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 27 transition count 213
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 20 place count 24 transition count 210
Applied a total of 20 rules in 10 ms. Remains 24 /29 variables (removed 5) and now considering 210/229 (removed 19) transitions.
Running 205 sub problems to find dead transitions.
// Phase 1: matrix 210 rows 24 cols
[2024-05-23 13:07:58] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3307 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 229 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20039 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 23539ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 23543ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23554 ms. Remains : 24/29 places, 210/229 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 13:08:21] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (53622 resets) in 2389 ms. (418 steps per ms)
BEST_FIRST walk for 1000001 steps (9201 resets) in 691 ms. (1445 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:08:24] [INFO ] Invariant cache hit.
[2024-05-23 13:08:24] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2024-05-23 13:08:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:08:29] [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 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-05-23 13:08:29] [INFO ] Invariant cache hit.
[2024-05-23 13:08:29] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-05-23 13:08:29] [INFO ] Invariant cache hit.
[2024-05-23 13:08:29] [INFO ] Implicit Places using invariants and state equation in 194 ms returned []
Implicit Place search using SMT with State Equation took 243 ms to find 0 implicit places.
[2024-05-23 13:08:29] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 13:08:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3753 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 229 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30046 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 33995ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34000ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34256 ms. Remains : 24/24 places, 210/210 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2159 resets) in 144 ms. (275 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (366 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1550413 steps, run timeout after 3001 ms. (steps per millisecond=516 ) properties seen :0 out of 1
Probabilistic random walk after 1550413 steps, saw 351609 distinct states, run finished after 3001 ms. (steps per millisecond=516 ) properties seen :0
[2024-05-23 13:09:06] [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) 10/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/80 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 102/182 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 52/234 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 110 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 10/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/80 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 102/182 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1116 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1246ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-05-23 13:09:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4708 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 229 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20045 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 24941ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24945ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24951 ms. Remains : 24/24 places, 210/210 transitions.
RANDOM walk for 40000 steps (2130 resets) in 158 ms. (251 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (363 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1660899 steps, run timeout after 3001 ms. (steps per millisecond=553 ) properties seen :0 out of 1
Probabilistic random walk after 1660899 steps, saw 377204 distinct states, run finished after 3001 ms. (steps per millisecond=553 ) properties seen :0
[2024-05-23 13:09:36] [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) 10/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/80 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 102/182 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 52/234 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 123 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 10/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/80 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 102/182 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9096 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9228ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-05-23 13:09:45] [INFO ] Invariant cache hit.
[2024-05-23 13:09:45] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-05-23 13:09:45] [INFO ] Invariant cache hit.
[2024-05-23 13:09:45] [INFO ] Implicit Places using invariants and state equation in 273 ms returned []
Implicit Place search using SMT with State Equation took 335 ms to find 0 implicit places.
[2024-05-23 13:09:45] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 13:09:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4599 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30013 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34804ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34808ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35158 ms. Remains : 24/24 places, 210/210 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-09 in 143716 ms.
Starting property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-10
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 229 rows 29 cols
[2024-05-23 13:10:20] [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 (705 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (83 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:10:20] [INFO ] Invariant cache hit.
[2024-05-23 13:10:20] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-05-23 13:10:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:10:21] [INFO ] [Nat]Absence check using state equation in 1045 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 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Graph (complete) has 225 edges and 29 vertex of which 27 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 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 27 transition count 213
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 20 place count 24 transition count 210
Applied a total of 20 rules in 12 ms. Remains 24 /29 variables (removed 5) and now considering 210/229 (removed 19) transitions.
Running 205 sub problems to find dead transitions.
// Phase 1: matrix 210 rows 24 cols
[2024-05-23 13:10:21] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 2948 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20022 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 23116ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 23119ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23132 ms. Remains : 24/29 places, 210/229 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 13:10:44] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (53577 resets) in 2349 ms. (425 steps per ms)
BEST_FIRST walk for 1000001 steps (9171 resets) in 699 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:10:47] [INFO ] Invariant cache hit.
[2024-05-23 13:10:48] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2024-05-23 13:10:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:10:52] [INFO ] [Nat]Absence check using state equation in 4554 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, 210/210 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-05-23 13:10:52] [INFO ] Invariant cache hit.
[2024-05-23 13:10:52] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-05-23 13:10:52] [INFO ] Invariant cache hit.
[2024-05-23 13:10:52] [INFO ] Implicit Places using invariants and state equation in 211 ms returned []
Implicit Place search using SMT with State Equation took 259 ms to find 0 implicit places.
[2024-05-23 13:10:52] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 13:10:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4057 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 229 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30041 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34229ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34231ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34505 ms. Remains : 24/24 places, 210/210 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2146 resets) in 167 ms. (238 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (358 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1767043 steps, run timeout after 3001 ms. (steps per millisecond=588 ) properties seen :0 out of 1
Probabilistic random walk after 1767043 steps, saw 402285 distinct states, run finished after 3001 ms. (steps per millisecond=588 ) properties seen :0
[2024-05-23 13:11:30] [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) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 66/218 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/218 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 16/234 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 132 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At 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, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/152 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 66/218 variables, 8/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/218 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1113 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1254ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-05-23 13:11:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4220 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20014 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 24350ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24352ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24355 ms. Remains : 24/24 places, 210/210 transitions.
RANDOM walk for 40000 steps (2143 resets) in 146 ms. (272 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (364 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1458149 steps, run timeout after 3001 ms. (steps per millisecond=485 ) properties seen :0 out of 1
Probabilistic random walk after 1458149 steps, saw 331255 distinct states, run finished after 3004 ms. (steps per millisecond=485 ) properties seen :0
[2024-05-23 13:11:58] [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) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 66/218 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/218 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 16/234 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 112 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At 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, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/152 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 66/218 variables, 8/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/218 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9077 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9192ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-05-23 13:12:08] [INFO ] Invariant cache hit.
[2024-05-23 13:12:08] [INFO ] Implicit Places using invariants in 66 ms returned []
[2024-05-23 13:12:08] [INFO ] Invariant cache hit.
[2024-05-23 13:12:08] [INFO ] Implicit Places using invariants and state equation in 191 ms returned []
Implicit Place search using SMT with State Equation took 262 ms to find 0 implicit places.
[2024-05-23 13:12:08] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 13:12:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4270 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 229 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30042 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34474ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34477ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34750 ms. Remains : 24/24 places, 210/210 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-10 in 142426 ms.
Starting property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-11
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 229 rows 29 cols
[2024-05-23 13:12:42] [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 (698 resets) in 26 ms. (370 steps per ms)
BEST_FIRST walk for 10001 steps (94 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:12:42] [INFO ] Invariant cache hit.
[2024-05-23 13:12:43] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-05-23 13:12:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:12:44] [INFO ] [Nat]Absence check using state equation in 1045 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 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Graph (complete) has 225 edges and 29 vertex of which 28 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 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 28 transition count 219
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 14 place count 25 transition count 216
Applied a total of 14 rules in 8 ms. Remains 25 /29 variables (removed 4) and now considering 216/229 (removed 13) transitions.
Running 211 sub problems to find dead transitions.
// Phase 1: matrix 216 rows 25 cols
[2024-05-23 13:12:44] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 216/241 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/241 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 3 (OVERLAPS) 0/241 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 211 unsolved
No progress, stopping.
After SMT solving in domain Real declared 241/241 variables, and 25 constraints, problems are : Problem set: 0 solved, 211 unsolved in 3279 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 211/211 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 211 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 216/241 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 211 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 241/241 variables, and 236 constraints, problems are : Problem set: 0 solved, 211 unsolved in 20060 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 211/211 constraints, Known Traps: 0/0 constraints]
After SMT, in 23467ms problems are : Problem set: 0 solved, 211 unsolved
Search for dead transitions found 0 dead transitions in 23470ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23480 ms. Remains : 25/29 places, 216/229 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 13:13:07] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (66171 resets) in 2473 ms. (404 steps per ms)
BEST_FIRST walk for 1000001 steps (10669 resets) in 719 ms. (1388 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:13:10] [INFO ] Invariant cache hit.
[2024-05-23 13:13:10] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2024-05-23 13:13:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:13:20] [INFO ] [Nat]Absence check using state equation in 9056 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 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 216/216 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 216/216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 216/216 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-23 13:13:20] [INFO ] Invariant cache hit.
[2024-05-23 13:13:20] [INFO ] Implicit Places using invariants in 65 ms returned []
[2024-05-23 13:13:20] [INFO ] Invariant cache hit.
[2024-05-23 13:13:20] [INFO ] Implicit Places using invariants and state equation in 289 ms returned [24]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 5 transitions.
Implicit Place search using SMT with State Equation took 356 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 24/25 places, 211/216 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 359 ms. Remains : 24/25 places, 211/216 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 211 rows 24 cols
[2024-05-23 13:13:20] [INFO ] Computed 0 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (56061 resets) in 2333 ms. (428 steps per ms)
BEST_FIRST walk for 1000001 steps (9540 resets) in 691 ms. (1445 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:13:23] [INFO ] Invariant cache hit.
[2024-05-23 13:13:23] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2024-05-23 13:13:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:13:28] [INFO ] [Nat]Absence check using state equation in 4552 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, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 13:13:28] [INFO ] Invariant cache hit.
[2024-05-23 13:13:28] [INFO ] Implicit Places using invariants in 61 ms returned []
[2024-05-23 13:13:28] [INFO ] Invariant cache hit.
[2024-05-23 13:13:28] [INFO ] Implicit Places using invariants and state equation in 186 ms returned []
Implicit Place search using SMT with State Equation took 248 ms to find 0 implicit places.
[2024-05-23 13:13:28] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 13:13:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3570 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30012 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 33693ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 33695ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33954 ms. Remains : 24/24 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2236 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (374 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1776570 steps, run timeout after 3001 ms. (steps per millisecond=591 ) properties seen :0 out of 1
Probabilistic random walk after 1776570 steps, saw 404706 distinct states, run finished after 3001 ms. (steps per millisecond=591 ) properties seen :0
[2024-05-23 13:14:05] [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) 15/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 73/89 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/171 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/171 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 64/235 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 97 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 15/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 73/89 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/89 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 82/171 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/171 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1091 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1197ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-05-23 13:14:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4081 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20012 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 24285ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 24290ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24294 ms. Remains : 24/24 places, 211/211 transitions.
RANDOM walk for 40000 steps (2246 resets) in 191 ms. (208 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (383 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1591250 steps, run timeout after 3001 ms. (steps per millisecond=530 ) properties seen :0 out of 1
Probabilistic random walk after 1591250 steps, saw 361897 distinct states, run finished after 3001 ms. (steps per millisecond=530 ) properties seen :0
[2024-05-23 13:14:33] [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) 15/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 73/89 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/171 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/171 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 64/235 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 136 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 15/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 73/89 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/89 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 82/171 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/171 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9109 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9254ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 13:14:43] [INFO ] Invariant cache hit.
[2024-05-23 13:14:43] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-05-23 13:14:43] [INFO ] Invariant cache hit.
[2024-05-23 13:14:43] [INFO ] Implicit Places using invariants and state equation in 190 ms returned []
Implicit Place search using SMT with State Equation took 253 ms to find 0 implicit places.
[2024-05-23 13:14:43] [INFO ] Redundant transitions in 2 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 13:14:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4299 ms.
Refiners :[State Equation: 24/24 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30009 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 34508ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 34513ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34784 ms. Remains : 24/24 places, 211/211 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-11 in 154974 ms.
Starting property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-12
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 229 rows 29 cols
[2024-05-23 13:15:17] [INFO ] Computed 0 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (686 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (106 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:15:17] [INFO ] Invariant cache hit.
[2024-05-23 13:15:18] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-05-23 13:15:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:15:19] [INFO ] [Nat]Absence check using state equation in 1047 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 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Graph (complete) has 225 edges and 29 vertex of which 28 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 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 28 transition count 218
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 15 place count 25 transition count 215
Applied a total of 15 rules in 4 ms. Remains 25 /29 variables (removed 4) and now considering 215/229 (removed 14) transitions.
Running 210 sub problems to find dead transitions.
// Phase 1: matrix 215 rows 25 cols
[2024-05-23 13:15:19] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 3407 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 20014 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 23542ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 23544ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23551 ms. Remains : 25/29 places, 215/229 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 13:15:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (64656 resets) in 2722 ms. (367 steps per ms)
BEST_FIRST walk for 1000001 steps (13723 resets) in 726 ms. (1375 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:15:46] [INFO ] Invariant cache hit.
[2024-05-23 13:15:46] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-05-23 13:15:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:15:55] [INFO ] [Nat]Absence check using state equation in 9041 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 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 25/25 places, 215/215 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2024-05-23 13:15:55] [INFO ] Invariant cache hit.
[2024-05-23 13:15:55] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-05-23 13:15:55] [INFO ] Invariant cache hit.
[2024-05-23 13:15:55] [INFO ] Implicit Places using invariants and state equation in 218 ms returned []
Implicit Place search using SMT with State Equation took 278 ms to find 0 implicit places.
[2024-05-23 13:15:55] [INFO ] Redundant transitions in 2 ms returned []
Running 210 sub problems to find dead transitions.
[2024-05-23 13:15:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 5030 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30016 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 35250ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 35254ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35546 ms. Remains : 25/25 places, 215/215 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2580 resets) in 159 ms. (250 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (550 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1713349 steps, run timeout after 3001 ms. (steps per millisecond=570 ) properties seen :0 out of 1
Probabilistic random walk after 1713349 steps, saw 390911 distinct states, run finished after 3002 ms. (steps per millisecond=570 ) properties seen :0
[2024-05-23 13:16:34] [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) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 61/67 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 55/122 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/204 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/204 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 36/240 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 119 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 61/67 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 55/122 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 82/204 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/204 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1096 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1228ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Running 210 sub problems to find dead transitions.
[2024-05-23 13:16:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 5037 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 235 constraints, problems are : Problem set: 0 solved, 210 unsolved in 20038 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 25268ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 25273ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25277 ms. Remains : 25/25 places, 215/215 transitions.
RANDOM walk for 40000 steps (2585 resets) in 161 ms. (246 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (545 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1478565 steps, run timeout after 3001 ms. (steps per millisecond=492 ) properties seen :0 out of 1
Probabilistic random walk after 1478565 steps, saw 336272 distinct states, run finished after 3001 ms. (steps per millisecond=492 ) properties seen :0
[2024-05-23 13:17:03] [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) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 61/67 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 55/122 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/204 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/204 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 36/240 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 90 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 61/67 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 55/122 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 82/204 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/204 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9082 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9178ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 215/215 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2024-05-23 13:17:12] [INFO ] Invariant cache hit.
[2024-05-23 13:17:12] [INFO ] Implicit Places using invariants in 74 ms returned []
[2024-05-23 13:17:12] [INFO ] Invariant cache hit.
[2024-05-23 13:17:13] [INFO ] Implicit Places using invariants and state equation in 299 ms returned []
Implicit Place search using SMT with State Equation took 376 ms to find 0 implicit places.
[2024-05-23 13:17:13] [INFO ] Redundant transitions in 1 ms returned []
Running 210 sub problems to find dead transitions.
[2024-05-23 13:17:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 4591 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30014 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 34727ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 34730ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35115 ms. Remains : 25/25 places, 215/215 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-12 in 150011 ms.
Starting property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-13
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 229 rows 29 cols
[2024-05-23 13:17:47] [INFO ] Computed 0 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (708 resets) in 26 ms. (370 steps per ms)
BEST_FIRST walk for 10001 steps (83 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:17:47] [INFO ] Invariant cache hit.
[2024-05-23 13:17:48] [INFO ] [Real]Absence check using state equation in 66 ms returned sat
[2024-05-23 13:17:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:17:49] [INFO ] [Nat]Absence check using state equation in 1048 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 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 229/229 transitions.
Graph (complete) has 225 edges and 29 vertex of which 27 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 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 27 transition count 213
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 19 place count 25 transition count 211
Applied a total of 19 rules in 4 ms. Remains 25 /29 variables (removed 4) and now considering 211/229 (removed 18) transitions.
Running 206 sub problems to find dead transitions.
// Phase 1: matrix 211 rows 25 cols
[2024-05-23 13:17:49] [INFO ] Computed 0 invariants in 1 ms
[2024-05-23 13:17:49] [INFO ] State equation strengthened by 11 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/236 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/236 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 36 constraints, problems are : Problem set: 0 solved, 206 unsolved in 6606 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 206/241 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/236 variables, 1/242 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 242 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20013 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 26735ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 26738ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26743 ms. Remains : 25/29 places, 211/229 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 13:18:15] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (50409 resets) in 2455 ms. (407 steps per ms)
BEST_FIRST walk for 1000001 steps (8828 resets) in 731 ms. (1366 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 13:18:19] [INFO ] Invariant cache hit.
[2024-05-23 13:18:19] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2024-05-23 13:18:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 13:18:28] [INFO ] [Nat]Absence check using state equation in 9042 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 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 211/211 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 25/25 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 211/211 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 13:18:28] [INFO ] Invariant cache hit.
[2024-05-23 13:18:28] [INFO ] Implicit Places using invariants in 77 ms returned []
[2024-05-23 13:18:28] [INFO ] Invariant cache hit.
[2024-05-23 13:18:28] [INFO ] State equation strengthened by 11 read => feed constraints.
[2024-05-23 13:18:28] [INFO ] Implicit Places using invariants and state equation in 295 ms returned []
Implicit Place search using SMT with State Equation took 374 ms to find 0 implicit places.
[2024-05-23 13:18:28] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 13:18:28] [INFO ] Invariant cache hit.
[2024-05-23 13:18:28] [INFO ] State equation strengthened by 11 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/236 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/236 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 36 constraints, problems are : Problem set: 0 solved, 206 unsolved in 5534 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 206/241 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/236 variables, 1/242 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 242 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30014 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35680ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35683ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36072 ms. Remains : 25/25 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2020 resets) in 155 ms. (256 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (356 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1652621 steps, run timeout after 3001 ms. (steps per millisecond=550 ) properties seen :0 out of 1
Probabilistic random walk after 1652621 steps, saw 419436 distinct states, run finished after 3001 ms. (steps per millisecond=550 ) properties seen :0
[2024-05-23 13:19:07] [INFO ] Invariant cache hit.
[2024-05-23 13:19:07] [INFO ] State equation strengthened by 11 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) 23/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 136/160 variables, 12/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 75/235 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/235 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/236 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/236 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 36 constraints, problems are : Problem set: 0 solved, 1 unsolved in 113 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At 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, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 136/160 variables, 12/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 75/235 variables, 11/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 37 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1088 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1210ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-05-23 13:19:08] [INFO ] Invariant cache hit.
[2024-05-23 13:19:08] [INFO ] State equation strengthened by 11 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/236 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/236 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 36 constraints, problems are : Problem set: 0 solved, 206 unsolved in 6943 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 206/241 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/236 variables, 1/242 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 242 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20013 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 27076ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 27079ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27082 ms. Remains : 25/25 places, 211/211 transitions.
RANDOM walk for 40000 steps (2031 resets) in 164 ms. (242 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (347 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1448107 steps, run timeout after 3001 ms. (steps per millisecond=482 ) properties seen :0 out of 1
Probabilistic random walk after 1448107 steps, saw 372043 distinct states, run finished after 3001 ms. (steps per millisecond=482 ) properties seen :0
[2024-05-23 13:19:38] [INFO ] Invariant cache hit.
[2024-05-23 13:19:38] [INFO ] State equation strengthened by 11 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) 23/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 136/160 variables, 12/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 75/235 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/235 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/236 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/236 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 36 constraints, problems are : Problem set: 0 solved, 1 unsolved in 121 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At 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, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 136/160 variables, 12/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 75/235 variables, 11/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 37 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9112 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9247ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 25/25 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 13:19:48] [INFO ] Invariant cache hit.
[2024-05-23 13:19:48] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-23 13:19:48] [INFO ] Invariant cache hit.
[2024-05-23 13:19:48] [INFO ] State equation strengthened by 11 read => feed constraints.
[2024-05-23 13:19:48] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 280 ms to find 0 implicit places.
[2024-05-23 13:19:48] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 13:19:48] [INFO ] Invariant cache hit.
[2024-05-23 13:19:48] [INFO ] State equation strengthened by 11 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/236 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/236 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 36 constraints, problems are : Problem set: 0 solved, 206 unsolved in 7215 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 206/241 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/236 variables, 1/242 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 242 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30014 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 37375ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 37378ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37668 ms. Remains : 25/25 places, 211/211 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-05track28LR-UpperBounds-13 in 157935 ms.
[2024-05-23 13:20:26] [INFO ] Flatten gal took : 156 ms
[2024-05-23 13:20:26] [INFO ] Export to MCC of 10 properties in file /home/mcc/execution/UpperBounds.sr.xml took 4 ms.
[2024-05-23 13:20:26] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 29 places, 229 transitions and 676 arcs took 10 ms.
Total runtime 1931080 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running DNAwalker-PT-05track28LR
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/416/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 29
TRANSITIONS: 229
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.006s, Sys 0.000s]
SAVING FILE /home/mcc/execution/416/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 1839
MODEL NAME: /home/mcc/execution/416/model
29 places, 229 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA DNAwalker-PT-05track28LR-UpperBounds-02 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-05track28LR-UpperBounds-03 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-05track28LR-UpperBounds-05 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-05track28LR-UpperBounds-08 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-05track28LR-UpperBounds-07 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-05track28LR-UpperBounds-09 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-05track28LR-UpperBounds-10 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-05track28LR-UpperBounds-11 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-05track28LR-UpperBounds-12 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-05track28LR-UpperBounds-13 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------
BK_STOP 1716470432395
--------------------
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
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-05track28LR"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is DNAwalker-PT-05track28LR, 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 r113-smll-171624274900405"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-05track28LR.tgz
mv DNAwalker-PT-05track28LR 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 ;