About the Execution of GreatSPN+red for DNAwalker-PT-16redondantChoiceR
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1254.172 | 3384202.00 | 3555582.00 | 10628.80 | 2 2 1 2 2 2 2 2 2 2 2 2 1 2 2 2 | 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-171624275000493.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-16redondantChoiceR, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r113-smll-171624275000493
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 680K
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 19 15:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 19 07:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:13 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 13 14:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Apr 13 14:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 13 14:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Apr 13 14:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K 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 19 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 211K 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-16redondantChoiceR-UpperBounds-00
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-01
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-02
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-03
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-04
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-05
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-06
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-07
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-08
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-09
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-10
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-11
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-12
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-13
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-14
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1716550512008
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-16redondantChoiceR
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-24 11:35:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-24 11:35:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-24 11:35:14] [INFO ] Load time of PNML (sax parser for PT used): 199 ms
[2024-05-24 11:35:14] [INFO ] Transformed 43 places.
[2024-05-24 11:35:14] [INFO ] Transformed 490 transitions.
[2024-05-24 11:35:14] [INFO ] Parsed PT model containing 43 places and 490 transitions and 1438 arcs in 377 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 20 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 0, 0] 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:[0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-24 11:35:14] [INFO ] Flow matrix only has 489 transitions (discarded 1 similar events)
// Phase 1: matrix 489 rows 43 cols
[2024-05-24 11:35:14] [INFO ] Computed 0 invariants in 40 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10000 steps (386 resets) in 138 ms. (71 steps per ms)
BEST_FIRST walk for 160016 steps (412 resets) in 365 ms. (437 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-24 11:35:15] [INFO ] Flow matrix only has 489 transitions (discarded 1 similar events)
[2024-05-24 11:35:15] [INFO ] Invariant cache hit.
[2024-05-24 11:35:15] [INFO ] [Real]Absence check using state equation in 237 ms returned sat
[2024-05-24 11:35:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:17] [INFO ] [Nat]Absence check using state equation in 1224 ms returned unknown
[2024-05-24 11:35:17] [INFO ] [Real]Absence check using state equation in 187 ms returned sat
[2024-05-24 11:35:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:18] [INFO ] [Nat]Absence check using state equation in 1343 ms returned unknown
[2024-05-24 11:35:18] [INFO ] [Real]Absence check using state equation in 168 ms returned unsat
[2024-05-24 11:35:19] [INFO ] [Real]Absence check using state equation in 104 ms returned sat
[2024-05-24 11:35:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:20] [INFO ] [Nat]Absence check using state equation in 1133 ms returned unknown
[2024-05-24 11:35:20] [INFO ] [Real]Absence check using state equation in 159 ms returned sat
[2024-05-24 11:35:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:21] [INFO ] [Nat]Absence check using state equation in 1146 ms returned unknown
[2024-05-24 11:35:21] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2024-05-24 11:35:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:22] [INFO ] [Nat]Absence check using state equation in 1154 ms returned unknown
[2024-05-24 11:35:23] [INFO ] [Real]Absence check using state equation in 114 ms returned sat
[2024-05-24 11:35:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:24] [INFO ] [Nat]Absence check using state equation in 1120 ms returned unknown
[2024-05-24 11:35:24] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2024-05-24 11:35:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:25] [INFO ] [Nat]Absence check using state equation in 1157 ms returned unknown
[2024-05-24 11:35:25] [INFO ] [Real]Absence check using state equation in 94 ms returned sat
[2024-05-24 11:35:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:26] [INFO ] [Nat]Absence check using state equation in 1097 ms returned unknown
[2024-05-24 11:35:27] [INFO ] [Real]Absence check using state equation in 110 ms returned sat
[2024-05-24 11:35:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:28] [INFO ] [Nat]Absence check using state equation in 1158 ms returned unknown
[2024-05-24 11:35:28] [INFO ] [Real]Absence check using state equation in 105 ms returned sat
[2024-05-24 11:35:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:29] [INFO ] [Nat]Absence check using state equation in 1112 ms returned unknown
[2024-05-24 11:35:29] [INFO ] [Real]Absence check using state equation in 95 ms returned sat
[2024-05-24 11:35:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:30] [INFO ] [Nat]Absence check using state equation in 1098 ms returned unknown
[2024-05-24 11:35:30] [INFO ] [Real]Absence check using state equation in 83 ms returned unsat
[2024-05-24 11:35:31] [INFO ] [Real]Absence check using state equation in 108 ms returned sat
[2024-05-24 11:35:31] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:32] [INFO ] [Nat]Absence check using state equation in 1147 ms returned unknown
[2024-05-24 11:35:32] [INFO ] [Real]Absence check using state equation in 130 ms returned sat
[2024-05-24 11:35:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:33] [INFO ] [Nat]Absence check using state equation in 1129 ms returned unknown
[2024-05-24 11:35:33] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2024-05-24 11:35:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:35:35] [INFO ] [Nat]Absence check using state equation in 1128 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2] Max Struct:[+inf, +inf, 1, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 1, +inf, +inf, +inf]
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-02 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, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 14 out of 43 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 43/43 places, 490/490 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 43 transition count 478
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 16 place count 39 transition count 474
Applied a total of 16 rules in 125 ms. Remains 39 /43 variables (removed 4) and now considering 474/490 (removed 16) transitions.
Running 463 sub problems to find dead transitions.
// Phase 1: matrix 474 rows 39 cols
[2024-05-24 11:35:35] [INFO ] Computed 0 invariants in 21 ms
[2024-05-24 11:35:35] [INFO ] State equation strengthened by 106 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 1 (OVERLAPS) 474/507 variables, 33/33 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/507 variables, 106/139 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/507 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 4 (OVERLAPS) 6/513 variables, 6/145 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/513 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 463 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 513/513 variables, and 145 constraints, problems are : Problem set: 0 solved, 463 unsolved in 20050 ms.
Refiners :[State Equation: 39/39 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 463/463 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 463 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 1 (OVERLAPS) 474/507 variables, 33/33 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/507 variables, 106/139 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/507 variables, 463/602 constraints. Problems are: Problem set: 0 solved, 463 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 507/513 variables, and 602 constraints, problems are : Problem set: 0 solved, 463 unsolved in 20024 ms.
Refiners :[State Equation: 33/39 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 463/463 constraints, Known Traps: 0/0 constraints]
After SMT, in 41343ms problems are : Problem set: 0 solved, 463 unsolved
Search for dead transitions found 0 dead transitions in 41393ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41560 ms. Remains : 39/43 places, 474/490 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 11:36:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (41328 resets) in 5133 ms. (194 steps per ms)
BEST_FIRST walk for 14000011 steps (45863 resets) in 14386 ms. (973 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-24 11:36:36] [INFO ] Invariant cache hit.
[2024-05-24 11:36:36] [INFO ] [Real]Absence check using state equation in 103 ms returned sat
[2024-05-24 11:36:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:36:45] [INFO ] [Nat]Absence check using state equation in 9105 ms returned unknown
[2024-05-24 11:36:45] [INFO ] [Real]Absence check using state equation in 95 ms returned sat
[2024-05-24 11:36:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:36:54] [INFO ] [Nat]Absence check using state equation in 9125 ms returned unknown
[2024-05-24 11:36:55] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2024-05-24 11:36:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:37:04] [INFO ] [Nat]Absence check using state equation in 9091 ms returned unknown
[2024-05-24 11:37:04] [INFO ] [Real]Absence check using state equation in 125 ms returned sat
[2024-05-24 11:37:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:37:13] [INFO ] [Nat]Absence check using state equation in 9115 ms returned unknown
[2024-05-24 11:37:13] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2024-05-24 11:37:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:37:22] [INFO ] [Nat]Absence check using state equation in 9097 ms returned unknown
[2024-05-24 11:37:23] [INFO ] [Real]Absence check using state equation in 103 ms returned sat
[2024-05-24 11:37:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:37:32] [INFO ] [Nat]Absence check using state equation in 9089 ms returned unknown
[2024-05-24 11:37:32] [INFO ] [Real]Absence check using state equation in 94 ms returned sat
[2024-05-24 11:37:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:37:41] [INFO ] [Nat]Absence check using state equation in 9082 ms returned unknown
[2024-05-24 11:37:41] [INFO ] [Real]Absence check using state equation in 103 ms returned sat
[2024-05-24 11:37:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:37:50] [INFO ] [Nat]Absence check using state equation in 9088 ms returned unknown
[2024-05-24 11:37:50] [INFO ] [Real]Absence check using state equation in 86 ms returned sat
[2024-05-24 11:37:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:37:59] [INFO ] [Nat]Absence check using state equation in 9087 ms returned unknown
[2024-05-24 11:38:00] [INFO ] [Real]Absence check using state equation in 101 ms returned sat
[2024-05-24 11:38:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:38:09] [INFO ] [Nat]Absence check using state equation in 9128 ms returned unknown
[2024-05-24 11:38:09] [INFO ] [Real]Absence check using state equation in 88 ms returned sat
[2024-05-24 11:38:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:38:18] [INFO ] [Nat]Absence check using state equation in 9096 ms returned unknown
[2024-05-24 11:38:18] [INFO ] [Real]Absence check using state equation in 112 ms returned sat
[2024-05-24 11:38:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:38:27] [INFO ] [Nat]Absence check using state equation in 9277 ms returned unknown
[2024-05-24 11:38:28] [INFO ] [Real]Absence check using state equation in 93 ms returned sat
[2024-05-24 11:38:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:38:37] [INFO ] [Nat]Absence check using state equation in 9126 ms returned unknown
[2024-05-24 11:38:37] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2024-05-24 11:38:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:38:46] [INFO ] [Nat]Absence check using state equation in 9083 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +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, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 14 out of 39 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 39/39 places, 474/474 transitions.
Applied a total of 0 rules in 14 ms. Remains 39 /39 variables (removed 0) and now considering 474/474 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 39/39 places, 474/474 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 39/39 places, 474/474 transitions.
Applied a total of 0 rules in 8 ms. Remains 39 /39 variables (removed 0) and now considering 474/474 (removed 0) transitions.
[2024-05-24 11:38:46] [INFO ] Invariant cache hit.
[2024-05-24 11:38:46] [INFO ] Implicit Places using invariants in 77 ms returned []
[2024-05-24 11:38:46] [INFO ] Invariant cache hit.
[2024-05-24 11:38:46] [INFO ] State equation strengthened by 106 read => feed constraints.
[2024-05-24 11:38:47] [INFO ] Implicit Places using invariants and state equation in 1097 ms returned [37, 38]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Implicit Place search using SMT with State Equation took 1201 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 37/39 places, 467/474 transitions.
Applied a total of 0 rules in 18 ms. Remains 37 /37 variables (removed 0) and now considering 467/467 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1229 ms. Remains : 37/39 places, 467/474 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 467 rows 37 cols
[2024-05-24 11:38:48] [INFO ] Computed 0 invariants in 9 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (34399 resets) in 5128 ms. (194 steps per ms)
BEST_FIRST walk for 14000013 steps (42359 resets) in 12807 ms. (1093 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-24 11:39:05] [INFO ] Invariant cache hit.
[2024-05-24 11:39:06] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2024-05-24 11:39:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:39:15] [INFO ] [Nat]Absence check using state equation in 9084 ms returned unknown
[2024-05-24 11:39:15] [INFO ] [Real]Absence check using state equation in 123 ms returned sat
[2024-05-24 11:39:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:39:24] [INFO ] [Nat]Absence check using state equation in 9115 ms returned unknown
[2024-05-24 11:39:24] [INFO ] [Real]Absence check using state equation in 83 ms returned sat
[2024-05-24 11:39:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:39:33] [INFO ] [Nat]Absence check using state equation in 9097 ms returned unknown
[2024-05-24 11:39:33] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2024-05-24 11:39:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:39:43] [INFO ] [Nat]Absence check using state equation in 9087 ms returned unknown
[2024-05-24 11:39:43] [INFO ] [Real]Absence check using state equation in 105 ms returned sat
[2024-05-24 11:39:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:39:52] [INFO ] [Nat]Absence check using state equation in 9130 ms returned unknown
[2024-05-24 11:39:52] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2024-05-24 11:39:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:40:01] [INFO ] [Nat]Absence check using state equation in 9097 ms returned unknown
[2024-05-24 11:40:01] [INFO ] [Real]Absence check using state equation in 106 ms returned sat
[2024-05-24 11:40:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:40:10] [INFO ] [Nat]Absence check using state equation in 9117 ms returned unknown
[2024-05-24 11:40:10] [INFO ] [Real]Absence check using state equation in 86 ms returned sat
[2024-05-24 11:40:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:40:20] [INFO ] [Nat]Absence check using state equation in 9103 ms returned unknown
[2024-05-24 11:40:20] [INFO ] [Real]Absence check using state equation in 88 ms returned sat
[2024-05-24 11:40:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:40:29] [INFO ] [Nat]Absence check using state equation in 9096 ms returned unknown
[2024-05-24 11:40:29] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2024-05-24 11:40:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:40:38] [INFO ] [Nat]Absence check using state equation in 9116 ms returned unknown
[2024-05-24 11:40:38] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2024-05-24 11:40:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:40:48] [INFO ] [Nat]Absence check using state equation in 9129 ms returned unknown
[2024-05-24 11:40:48] [INFO ] [Real]Absence check using state equation in 90 ms returned sat
[2024-05-24 11:40:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:40:57] [INFO ] [Nat]Absence check using state equation in 9089 ms returned unknown
[2024-05-24 11:40:57] [INFO ] [Real]Absence check using state equation in 87 ms returned sat
[2024-05-24 11:40:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:41:06] [INFO ] [Nat]Absence check using state equation in 9089 ms returned unknown
[2024-05-24 11:41:06] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2024-05-24 11:41:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:41:15] [INFO ] [Nat]Absence check using state equation in 9084 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +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, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 14 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Applied a total of 0 rules in 16 ms. Remains 37 /37 variables (removed 0) and now considering 467/467 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 37/37 places, 467/467 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Applied a total of 0 rules in 8 ms. Remains 37 /37 variables (removed 0) and now considering 467/467 (removed 0) transitions.
[2024-05-24 11:41:15] [INFO ] Invariant cache hit.
[2024-05-24 11:41:15] [INFO ] Implicit Places using invariants in 63 ms returned []
[2024-05-24 11:41:15] [INFO ] Invariant cache hit.
[2024-05-24 11:41:16] [INFO ] State equation strengthened by 106 read => feed constraints.
[2024-05-24 11:41:16] [INFO ] Implicit Places using invariants and state equation in 551 ms returned []
Implicit Place search using SMT with State Equation took 616 ms to find 0 implicit places.
[2024-05-24 11:41:16] [INFO ] Redundant transitions in 37 ms returned []
Running 456 sub problems to find dead transitions.
[2024-05-24 11:41:16] [INFO ] Invariant cache hit.
[2024-05-24 11:41:16] [INFO ] State equation strengthened by 106 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 1 (OVERLAPS) 467/498 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/498 variables, 106/137 constraints. Problems are: Problem set: 0 solved, 456 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/498 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 4 (OVERLAPS) 6/504 variables, 6/143 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/504 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 6 (OVERLAPS) 0/504 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 456 unsolved
No progress, stopping.
After SMT solving in domain Real declared 504/504 variables, and 143 constraints, problems are : Problem set: 0 solved, 456 unsolved in 29909 ms.
Refiners :[State Equation: 37/37 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 456/456 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 456 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 1 (OVERLAPS) 467/498 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/498 variables, 106/137 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/498 variables, 456/593 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/498 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 456 unsolved
SMT process timed out in 60579ms, After SMT, problems are : Problem set: 0 solved, 456 unsolved
Search for dead transitions found 0 dead transitions in 60588ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61259 ms. Remains : 37/37 places, 467/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1365 resets) in 1892 ms. (21 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (112 resets) in 208 ms. (191 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (123 resets) in 162 ms. (245 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (106 resets) in 107 ms. (370 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (129 resets) in 123 ms. (322 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (118 resets) in 97 ms. (408 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (124 resets) in 108 ms. (367 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (119 resets) in 106 ms. (373 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (122 resets) in 101 ms. (392 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (121 resets) in 92 ms. (430 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (119 resets) in 107 ms. (370 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (123 resets) in 120 ms. (330 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (111 resets) in 150 ms. (264 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (124 resets) in 90 ms. (439 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (123 resets) in 93 ms. (425 steps per ms) remains 14/14 properties
Interrupted probabilistic random walk after 383635 steps, run timeout after 3001 ms. (steps per millisecond=127 ) properties seen :0 out of 14
Probabilistic random walk after 383635 steps, saw 85068 distinct states, run finished after 3017 ms. (steps per millisecond=127 ) properties seen :0
[2024-05-24 11:42:21] [INFO ] Invariant cache hit.
[2024-05-24 11:42:21] [INFO ] State equation strengthened by 106 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 369/383 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/383 variables, 106/120 constraints. Problems are: Problem set: 0 solved, 14 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/383 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 121/504 variables, 23/143 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/504 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 0/504 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 504/504 variables, and 143 constraints, problems are : Problem set: 0 solved, 14 unsolved in 1179 ms.
Refiners :[State Equation: 37/37 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 369/383 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/383 variables, 106/120 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/383 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 504/504 variables, and 143 constraints, problems are : Problem set: 0 solved, 14 unsolved in 5006 ms.
Refiners :[State Equation: 37/37 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 0/14 constraints, Known Traps: 0/0 constraints]
After SMT, in 6212ms problems are : Problem set: 0 solved, 14 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 14 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Applied a total of 0 rules in 8 ms. Remains 37 /37 variables (removed 0) and now considering 467/467 (removed 0) transitions.
Running 456 sub problems to find dead transitions.
[2024-05-24 11:42:27] [INFO ] Invariant cache hit.
[2024-05-24 11:42:27] [INFO ] State equation strengthened by 106 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 1 (OVERLAPS) 467/498 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/498 variables, 106/137 constraints. Problems are: Problem set: 0 solved, 456 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/498 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 4 (OVERLAPS) 6/504 variables, 6/143 constraints. Problems are: Problem set: 0 solved, 456 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 504/504 variables, and 143 constraints, problems are : Problem set: 0 solved, 456 unsolved in 20016 ms.
Refiners :[State Equation: 37/37 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 456/456 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 456 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 1 (OVERLAPS) 467/498 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/498 variables, 106/137 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/498 variables, 456/593 constraints. Problems are: Problem set: 0 solved, 456 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 498/504 variables, and 593 constraints, problems are : Problem set: 0 solved, 456 unsolved in 20022 ms.
Refiners :[State Equation: 31/37 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 456/456 constraints, Known Traps: 0/0 constraints]
After SMT, in 40577ms problems are : Problem set: 0 solved, 456 unsolved
Search for dead transitions found 0 dead transitions in 40583ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40593 ms. Remains : 37/37 places, 467/467 transitions.
RANDOM walk for 40000 steps (1367 resets) in 647 ms. (61 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (112 resets) in 81 ms. (487 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (124 resets) in 145 ms. (273 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (108 resets) in 88 ms. (449 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (128 resets) in 77 ms. (512 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (116 resets) in 71 ms. (555 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (124 resets) in 103 ms. (384 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (119 resets) in 73 ms. (540 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (117 resets) in 71 ms. (555 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (117 resets) in 68 ms. (579 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (119 resets) in 70 ms. (563 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (122 resets) in 74 ms. (533 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (110 resets) in 73 ms. (540 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (126 resets) in 73 ms. (540 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (124 resets) in 71 ms. (555 steps per ms) remains 14/14 properties
Interrupted probabilistic random walk after 320711 steps, run timeout after 3001 ms. (steps per millisecond=106 ) properties seen :0 out of 14
Probabilistic random walk after 320711 steps, saw 71821 distinct states, run finished after 3001 ms. (steps per millisecond=106 ) properties seen :0
[2024-05-24 11:43:12] [INFO ] Invariant cache hit.
[2024-05-24 11:43:12] [INFO ] State equation strengthened by 106 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 369/383 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/383 variables, 106/120 constraints. Problems are: Problem set: 0 solved, 14 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/383 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 121/504 variables, 23/143 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/504 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 0/504 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 504/504 variables, and 143 constraints, problems are : Problem set: 0 solved, 14 unsolved in 1092 ms.
Refiners :[State Equation: 37/37 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 369/383 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/383 variables, 106/120 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/383 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 504/504 variables, and 143 constraints, problems are : Problem set: 0 solved, 14 unsolved in 45030 ms.
Refiners :[State Equation: 37/37 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 0/14 constraints, Known Traps: 0/0 constraints]
After SMT, in 46138ms problems are : Problem set: 0 solved, 14 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 14 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Applied a total of 0 rules in 10 ms. Remains 37 /37 variables (removed 0) and now considering 467/467 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 37/37 places, 467/467 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Applied a total of 0 rules in 13 ms. Remains 37 /37 variables (removed 0) and now considering 467/467 (removed 0) transitions.
[2024-05-24 11:43:58] [INFO ] Invariant cache hit.
[2024-05-24 11:43:58] [INFO ] Implicit Places using invariants in 62 ms returned []
[2024-05-24 11:43:58] [INFO ] Invariant cache hit.
[2024-05-24 11:43:58] [INFO ] State equation strengthened by 106 read => feed constraints.
[2024-05-24 11:43:58] [INFO ] Implicit Places using invariants and state equation in 689 ms returned []
Implicit Place search using SMT with State Equation took 762 ms to find 0 implicit places.
[2024-05-24 11:43:59] [INFO ] Redundant transitions in 8 ms returned []
Running 456 sub problems to find dead transitions.
[2024-05-24 11:43:59] [INFO ] Invariant cache hit.
[2024-05-24 11:43:59] [INFO ] State equation strengthened by 106 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 1 (OVERLAPS) 467/498 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/498 variables, 106/137 constraints. Problems are: Problem set: 0 solved, 456 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/498 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 4 (OVERLAPS) 6/504 variables, 6/143 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/504 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 6 (OVERLAPS) 0/504 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 456 unsolved
No progress, stopping.
After SMT solving in domain Real declared 504/504 variables, and 143 constraints, problems are : Problem set: 0 solved, 456 unsolved in 29063 ms.
Refiners :[State Equation: 37/37 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 456/456 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 456 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 1 (OVERLAPS) 467/498 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/498 variables, 106/137 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/498 variables, 456/593 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/498 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 456 unsolved
SMT process timed out in 59777ms, After SMT, problems are : Problem set: 0 solved, 456 unsolved
Search for dead transitions found 0 dead transitions in 59787ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60593 ms. Remains : 37/37 places, 467/467 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-00
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]
[2024-05-24 11:44:58] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (344 resets) in 43 ms. (227 steps per ms)
BEST_FIRST walk for 10001 steps (28 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 11:44:58] [INFO ] Invariant cache hit.
[2024-05-24 11:44:59] [INFO ] [Real]Absence check using state equation in 114 ms returned sat
[2024-05-24 11:44:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:45:00] [INFO ] [Nat]Absence check using state equation in 1114 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 37 transition count 462
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 10 place count 32 transition count 457
Applied a total of 10 rules in 31 ms. Remains 32 /37 variables (removed 5) and now considering 457/467 (removed 10) transitions.
Running 451 sub problems to find dead transitions.
// Phase 1: matrix 457 rows 32 cols
[2024-05-24 11:45:00] [INFO ] Computed 0 invariants in 2 ms
[2024-05-24 11:45:00] [INFO ] State equation strengthened by 24 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 24/55 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 56 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20017 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 55 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20018 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 40647ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 40656ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40692 ms. Remains : 32/37 places, 457/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 11:45:41] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (34745 resets) in 4173 ms. (239 steps per ms)
BEST_FIRST walk for 1000001 steps (3910 resets) in 889 ms. (1123 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 11:45:46] [INFO ] Invariant cache hit.
[2024-05-24 11:45:46] [INFO ] [Real]Absence check using state equation in 82 ms returned sat
[2024-05-24 11:45:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:45:50] [INFO ] [Nat]Absence check using state equation in 4583 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 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 11 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 32/32 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 14 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 11:45:50] [INFO ] Invariant cache hit.
[2024-05-24 11:45:51] [INFO ] Implicit Places using invariants in 187 ms returned []
[2024-05-24 11:45:51] [INFO ] Invariant cache hit.
[2024-05-24 11:45:51] [INFO ] State equation strengthened by 24 read => feed constraints.
[2024-05-24 11:45:52] [INFO ] Implicit Places using invariants and state equation in 1159 ms returned []
Implicit Place search using SMT with State Equation took 1354 ms to find 0 implicit places.
[2024-05-24 11:45:52] [INFO ] Redundant transitions in 7 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 11:45:52] [INFO ] Invariant cache hit.
[2024-05-24 11:45:52] [INFO ] State equation strengthened by 24 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 24/55 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 56 constraints, problems are : Problem set: 0 solved, 451 unsolved in 23741 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 55 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30018 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 54551ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 54560ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55943 ms. Remains : 32/32 places, 457/457 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1392 resets) in 193 ms. (206 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (156 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 936264 steps, run timeout after 3001 ms. (steps per millisecond=311 ) properties seen :0 out of 1
Probabilistic random walk after 936264 steps, saw 217799 distinct states, run finished after 3001 ms. (steps per millisecond=311 ) properties seen :0
[2024-05-24 11:46:49] [INFO ] Invariant cache hit.
[2024-05-24 11:46:49] [INFO ] State equation strengthened by 24 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) 49/50 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 24/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 423/473 variables, 25/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/473 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 16/489 variables, 6/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 56 constraints, problems are : Problem set: 0 solved, 1 unsolved in 148 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 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) 49/50 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 24/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 423/473 variables, 25/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/473 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/473 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 57 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1144 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1302ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 6 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Running 451 sub problems to find dead transitions.
[2024-05-24 11:46:51] [INFO ] Invariant cache hit.
[2024-05-24 11:46:51] [INFO ] State equation strengthened by 24 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 24/55 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 56 constraints, problems are : Problem set: 0 solved, 451 unsolved in 18778 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 55 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20015 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 39280ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 39286ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39293 ms. Remains : 32/32 places, 457/457 transitions.
RANDOM walk for 40000 steps (1386 resets) in 193 ms. (206 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (154 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 952431 steps, run timeout after 3001 ms. (steps per millisecond=317 ) properties seen :0 out of 1
Probabilistic random walk after 952431 steps, saw 221727 distinct states, run finished after 3004 ms. (steps per millisecond=317 ) properties seen :0
[2024-05-24 11:47:33] [INFO ] Invariant cache hit.
[2024-05-24 11:47:33] [INFO ] State equation strengthened by 24 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) 49/50 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 24/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 423/473 variables, 25/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/473 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 16/489 variables, 6/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 56 constraints, problems are : Problem set: 0 solved, 1 unsolved in 154 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 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) 49/50 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 24/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 423/473 variables, 25/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/473 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/473 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 57 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9145 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9329ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 6 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 32/32 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 5 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 11:47:43] [INFO ] Invariant cache hit.
[2024-05-24 11:47:43] [INFO ] Implicit Places using invariants in 78 ms returned []
[2024-05-24 11:47:43] [INFO ] Invariant cache hit.
[2024-05-24 11:47:43] [INFO ] State equation strengthened by 24 read => feed constraints.
[2024-05-24 11:47:44] [INFO ] Implicit Places using invariants and state equation in 1065 ms returned []
Implicit Place search using SMT with State Equation took 1159 ms to find 0 implicit places.
[2024-05-24 11:47:44] [INFO ] Redundant transitions in 5 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 11:47:44] [INFO ] Invariant cache hit.
[2024-05-24 11:47:44] [INFO ] State equation strengthened by 24 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 24/55 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 56 constraints, problems are : Problem set: 0 solved, 451 unsolved in 18862 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 55 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30022 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 49383ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 49388ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50564 ms. Remains : 32/32 places, 457/457 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-00 in 214740 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-01
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 467 rows 37 cols
[2024-05-24 11:48:33] [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 (344 resets) in 44 ms. (222 steps per ms)
BEST_FIRST walk for 10001 steps (31 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 11:48:33] [INFO ] Invariant cache hit.
[2024-05-24 11:48:33] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2024-05-24 11:48:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:48:34] [INFO ] [Nat]Absence check using state equation in 1087 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 37 transition count 462
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 10 place count 32 transition count 457
Applied a total of 10 rules in 13 ms. Remains 32 /37 variables (removed 5) and now considering 457/467 (removed 10) transitions.
Running 451 sub problems to find dead transitions.
// Phase 1: matrix 457 rows 32 cols
[2024-05-24 11:48:34] [INFO ] Computed 0 invariants in 2 ms
[2024-05-24 11:48:34] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 47 constraints, problems are : Problem set: 0 solved, 451 unsolved in 17487 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 451/497 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/488 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 498 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20018 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 38044ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 38059ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38073 ms. Remains : 32/37 places, 457/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 11:49:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (34902 resets) in 4011 ms. (249 steps per ms)
BEST_FIRST walk for 1000001 steps (3913 resets) in 857 ms. (1165 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 11:49:17] [INFO ] Invariant cache hit.
[2024-05-24 11:49:18] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2024-05-24 11:49:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:49:22] [INFO ] [Nat]Absence check using state equation in 4590 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 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 8 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 32/32 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 5 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 11:49:22] [INFO ] Invariant cache hit.
[2024-05-24 11:49:22] [INFO ] Implicit Places using invariants in 107 ms returned []
[2024-05-24 11:49:22] [INFO ] Invariant cache hit.
[2024-05-24 11:49:22] [INFO ] State equation strengthened by 15 read => feed constraints.
[2024-05-24 11:49:23] [INFO ] Implicit Places using invariants and state equation in 868 ms returned []
Implicit Place search using SMT with State Equation took 978 ms to find 0 implicit places.
[2024-05-24 11:49:23] [INFO ] Redundant transitions in 4 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 11:49:23] [INFO ] Invariant cache hit.
[2024-05-24 11:49:23] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 47 constraints, problems are : Problem set: 0 solved, 451 unsolved in 16452 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 451/497 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/488 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 498 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30018 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 46938ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 46945ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47940 ms. Remains : 32/32 places, 457/457 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1394 resets) in 197 ms. (202 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (153 resets) in 62 ms. (634 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 884265 steps, run timeout after 3001 ms. (steps per millisecond=294 ) properties seen :0 out of 1
Probabilistic random walk after 884265 steps, saw 229944 distinct states, run finished after 3001 ms. (steps per millisecond=294 ) properties seen :0
[2024-05-24 11:50:13] [INFO ] Invariant cache hit.
[2024-05-24 11:50:13] [INFO ] State equation strengthened by 15 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) 31/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 338/370 variables, 16/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/370 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 119/489 variables, 15/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 47 constraints, problems are : Problem set: 0 solved, 1 unsolved in 149 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 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) 31/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 338/370 variables, 16/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/370 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/370 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 48 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1137 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1298ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 5 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Running 451 sub problems to find dead transitions.
[2024-05-24 11:50:15] [INFO ] Invariant cache hit.
[2024-05-24 11:50:15] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 47 constraints, problems are : Problem set: 0 solved, 451 unsolved in 16527 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 451/497 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/488 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 498 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20018 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 37026ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 37032ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37038 ms. Remains : 32/32 places, 457/457 transitions.
RANDOM walk for 40000 steps (1395 resets) in 225 ms. (176 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (153 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 919495 steps, run timeout after 3001 ms. (steps per millisecond=306 ) properties seen :0 out of 1
Probabilistic random walk after 919495 steps, saw 238666 distinct states, run finished after 3001 ms. (steps per millisecond=306 ) properties seen :0
[2024-05-24 11:50:55] [INFO ] Invariant cache hit.
[2024-05-24 11:50:55] [INFO ] State equation strengthened by 15 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) 31/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 338/370 variables, 16/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/370 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 119/489 variables, 15/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 47 constraints, problems are : Problem set: 0 solved, 1 unsolved in 142 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 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) 31/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 338/370 variables, 16/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/370 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/370 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 48 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9121 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9275ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 5 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 32/32 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 5 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 11:51:04] [INFO ] Invariant cache hit.
[2024-05-24 11:51:04] [INFO ] Implicit Places using invariants in 97 ms returned []
[2024-05-24 11:51:04] [INFO ] Invariant cache hit.
[2024-05-24 11:51:04] [INFO ] State equation strengthened by 15 read => feed constraints.
[2024-05-24 11:51:05] [INFO ] Implicit Places using invariants and state equation in 820 ms returned []
Implicit Place search using SMT with State Equation took 920 ms to find 0 implicit places.
[2024-05-24 11:51:05] [INFO ] Redundant transitions in 5 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 11:51:05] [INFO ] Invariant cache hit.
[2024-05-24 11:51:05] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 47 constraints, problems are : Problem set: 0 solved, 451 unsolved in 16683 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 451/497 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/488 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 498 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30017 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 47171ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 47177ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48112 ms. Remains : 32/32 places, 457/457 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-01 in 199120 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-03
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 467 rows 37 cols
[2024-05-24 11:51:52] [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 (342 resets) in 43 ms. (227 steps per ms)
BEST_FIRST walk for 10001 steps (26 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 11:51:52] [INFO ] Invariant cache hit.
[2024-05-24 11:51:52] [INFO ] [Real]Absence check using state equation in 116 ms returned sat
[2024-05-24 11:51:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:51:54] [INFO ] [Nat]Absence check using state equation in 1088 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 37 transition count 462
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 11 place count 31 transition count 456
Applied a total of 11 rules in 16 ms. Remains 31 /37 variables (removed 6) and now considering 456/467 (removed 11) transitions.
Running 451 sub problems to find dead transitions.
// Phase 1: matrix 456 rows 31 cols
[2024-05-24 11:51:54] [INFO ] Computed 0 invariants in 3 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 12505 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20019 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 33278ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 33284ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33302 ms. Remains : 31/37 places, 456/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 11:52:27] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (36220 resets) in 4376 ms. (228 steps per ms)
BEST_FIRST walk for 1000001 steps (4022 resets) in 876 ms. (1140 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 11:52:32] [INFO ] Invariant cache hit.
[2024-05-24 11:52:32] [INFO ] [Real]Absence check using state equation in 112 ms returned sat
[2024-05-24 11:52:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:52:42] [INFO ] [Nat]Absence check using state equation in 9109 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 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 5 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 31/31 places, 456/456 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 6 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-24 11:52:42] [INFO ] Invariant cache hit.
[2024-05-24 11:52:42] [INFO ] Implicit Places using invariants in 87 ms returned []
[2024-05-24 11:52:42] [INFO ] Invariant cache hit.
[2024-05-24 11:52:42] [INFO ] Implicit Places using invariants and state equation in 666 ms returned []
Implicit Place search using SMT with State Equation took 755 ms to find 0 implicit places.
[2024-05-24 11:52:42] [INFO ] Redundant transitions in 4 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 11:52:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 15448 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30017 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 45928ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 45936ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46710 ms. Remains : 31/31 places, 456/456 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1448 resets) in 295 ms. (135 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (158 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 726944 steps, run timeout after 3001 ms. (steps per millisecond=242 ) properties seen :0 out of 1
Probabilistic random walk after 726944 steps, saw 200160 distinct states, run finished after 3001 ms. (steps per millisecond=242 ) properties seen :0
[2024-05-24 11:53:32] [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) 52/53 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 418/471 variables, 26/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/471 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/487 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 130 ms.
Refiners :[State Equation: 31/31 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) 52/53 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 418/471 variables, 26/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/471 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/471 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1174 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1325ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 5 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Running 451 sub problems to find dead transitions.
[2024-05-24 11:53:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 12133 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20014 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 32614ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 32619ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32625 ms. Remains : 31/31 places, 456/456 transitions.
RANDOM walk for 40000 steps (1446 resets) in 182 ms. (218 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (158 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 832657 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :0 out of 1
Probabilistic random walk after 832657 steps, saw 229845 distinct states, run finished after 3005 ms. (steps per millisecond=277 ) properties seen :0
[2024-05-24 11:54:09] [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) 52/53 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 418/471 variables, 26/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/471 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/487 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 132 ms.
Refiners :[State Equation: 31/31 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) 52/53 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 418/471 variables, 26/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/471 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/471 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9119 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9270ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 5 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 31/31 places, 456/456 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-24 11:54:18] [INFO ] Invariant cache hit.
[2024-05-24 11:54:18] [INFO ] Implicit Places using invariants in 91 ms returned []
[2024-05-24 11:54:18] [INFO ] Invariant cache hit.
[2024-05-24 11:54:19] [INFO ] Implicit Places using invariants and state equation in 654 ms returned []
Implicit Place search using SMT with State Equation took 747 ms to find 0 implicit places.
[2024-05-24 11:54:19] [INFO ] Redundant transitions in 4 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 11:54:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 11725 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30020 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 42217ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 42222ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42988 ms. Remains : 31/31 places, 456/456 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-03 in 188663 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-04
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 467 rows 37 cols
[2024-05-24 11:55:01] [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 (337 resets) in 46 ms. (212 steps per ms)
BEST_FIRST walk for 10001 steps (33 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 11:55:01] [INFO ] Invariant cache hit.
[2024-05-24 11:55:01] [INFO ] [Real]Absence check using state equation in 88 ms returned sat
[2024-05-24 11:55:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:55:02] [INFO ] [Nat]Absence check using state equation in 1123 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 37 transition count 463
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 10 place count 31 transition count 457
Applied a total of 10 rules in 20 ms. Remains 31 /37 variables (removed 6) and now considering 457/467 (removed 10) transitions.
Running 452 sub problems to find dead transitions.
// Phase 1: matrix 457 rows 31 cols
[2024-05-24 11:55:02] [INFO ] Computed 0 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 14525 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20022 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 35363ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 35372ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35396 ms. Remains : 31/37 places, 457/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 11:55:38] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (37780 resets) in 4219 ms. (236 steps per ms)
BEST_FIRST walk for 1000001 steps (4272 resets) in 842 ms. (1186 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 11:55:43] [INFO ] Invariant cache hit.
[2024-05-24 11:55:43] [INFO ] [Real]Absence check using state equation in 87 ms returned sat
[2024-05-24 11:55:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:55:52] [INFO ] [Nat]Absence check using state equation in 9078 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 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 5 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 31/31 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 11:55:52] [INFO ] Invariant cache hit.
[2024-05-24 11:55:52] [INFO ] Implicit Places using invariants in 62 ms returned []
[2024-05-24 11:55:52] [INFO ] Invariant cache hit.
[2024-05-24 11:55:53] [INFO ] Implicit Places using invariants and state equation in 721 ms returned []
Implicit Place search using SMT with State Equation took 786 ms to find 0 implicit places.
[2024-05-24 11:55:53] [INFO ] Redundant transitions in 4 ms returned []
Running 452 sub problems to find dead transitions.
[2024-05-24 11:55:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 11378 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30016 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 41856ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 41861ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42662 ms. Remains : 31/31 places, 457/457 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1504 resets) in 227 ms. (175 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (168 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 803291 steps, run timeout after 3001 ms. (steps per millisecond=267 ) properties seen :0 out of 1
Probabilistic random walk after 803291 steps, saw 221449 distinct states, run finished after 3001 ms. (steps per millisecond=267 ) properties seen :0
[2024-05-24 11:56:38] [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) 229/249 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/249 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 230/479 variables, 18/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/479 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/488 variables, 3/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 148 ms.
Refiners :[State Equation: 31/31 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) 229/249 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/249 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 230/479 variables, 18/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/479 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1135 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1304ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 7 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Running 452 sub problems to find dead transitions.
[2024-05-24 11:56:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 10635 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20014 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 31148ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 31153ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31161 ms. Remains : 31/31 places, 457/457 transitions.
RANDOM walk for 40000 steps (1502 resets) in 228 ms. (174 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (166 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 802735 steps, run timeout after 3001 ms. (steps per millisecond=267 ) properties seen :0 out of 1
Probabilistic random walk after 802735 steps, saw 221266 distinct states, run finished after 3004 ms. (steps per millisecond=267 ) properties seen :0
[2024-05-24 11:57:13] [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) 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) 229/249 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/249 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 230/479 variables, 18/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/479 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/488 variables, 3/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 157 ms.
Refiners :[State Equation: 31/31 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) 229/249 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/249 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 230/479 variables, 18/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/479 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9144 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9308ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 5 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 31/31 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 11:57:23] [INFO ] Invariant cache hit.
[2024-05-24 11:57:23] [INFO ] Implicit Places using invariants in 98 ms returned []
[2024-05-24 11:57:23] [INFO ] Invariant cache hit.
[2024-05-24 11:57:24] [INFO ] Implicit Places using invariants and state equation in 761 ms returned []
Implicit Place search using SMT with State Equation took 864 ms to find 0 implicit places.
[2024-05-24 11:57:24] [INFO ] Redundant transitions in 4 ms returned []
Running 452 sub problems to find dead transitions.
[2024-05-24 11:57:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 12930 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30021 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 43430ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 43435ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44313 ms. Remains : 31/31 places, 457/457 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-04 in 186270 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-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 467 rows 37 cols
[2024-05-24 11:58:07] [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 (342 resets) in 42 ms. (232 steps per ms)
BEST_FIRST walk for 10000 steps (28 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 11:58:07] [INFO ] Invariant cache hit.
[2024-05-24 11:58:07] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2024-05-24 11:58:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:58:08] [INFO ] [Nat]Absence check using state equation in 1088 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 37 transition count 462
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 11 place count 31 transition count 456
Applied a total of 11 rules in 11 ms. Remains 31 /37 variables (removed 6) and now considering 456/467 (removed 11) transitions.
Running 451 sub problems to find dead transitions.
// Phase 1: matrix 456 rows 31 cols
[2024-05-24 11:58:08] [INFO ] Computed 0 invariants in 3 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 14107 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20015 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 34640ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 34651ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34663 ms. Remains : 31/37 places, 456/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 11:58:43] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (36247 resets) in 4217 ms. (237 steps per ms)
BEST_FIRST walk for 1000001 steps (4020 resets) in 871 ms. (1146 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 11:58:48] [INFO ] Invariant cache hit.
[2024-05-24 11:58:48] [INFO ] [Real]Absence check using state equation in 86 ms returned sat
[2024-05-24 11:58:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 11:58:58] [INFO ] [Nat]Absence check using state equation in 9093 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 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 6 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 31/31 places, 456/456 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-24 11:58:58] [INFO ] Invariant cache hit.
[2024-05-24 11:58:58] [INFO ] Implicit Places using invariants in 76 ms returned []
[2024-05-24 11:58:58] [INFO ] Invariant cache hit.
[2024-05-24 11:58:58] [INFO ] Implicit Places using invariants and state equation in 642 ms returned []
Implicit Place search using SMT with State Equation took 736 ms to find 0 implicit places.
[2024-05-24 11:58:58] [INFO ] Redundant transitions in 4 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 11:58:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 12899 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30030 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 43416ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 43421ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44180 ms. Remains : 31/31 places, 456/456 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1446 resets) in 299 ms. (133 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (159 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 803368 steps, run timeout after 3001 ms. (steps per millisecond=267 ) properties seen :0 out of 1
Probabilistic random walk after 803368 steps, saw 221473 distinct states, run finished after 3001 ms. (steps per millisecond=267 ) properties seen :0
[2024-05-24 11:59:45] [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) 32/33 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 334/367 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/367 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 120/487 variables, 14/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 127 ms.
Refiners :[State Equation: 31/31 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) 32/33 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 334/367 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/367 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/367 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1114 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1247ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 6 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Running 451 sub problems to find dead transitions.
[2024-05-24 11:59:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 12661 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20016 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 33259ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 33264ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33271 ms. Remains : 31/31 places, 456/456 transitions.
RANDOM walk for 40000 steps (1448 resets) in 259 ms. (153 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (159 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 747866 steps, run timeout after 3001 ms. (steps per millisecond=249 ) properties seen :0 out of 1
Probabilistic random walk after 747866 steps, saw 205844 distinct states, run finished after 3004 ms. (steps per millisecond=248 ) properties seen :0
[2024-05-24 12:00:23] [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) 32/33 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 334/367 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/367 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 120/487 variables, 14/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 124 ms.
Refiners :[State Equation: 31/31 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) 32/33 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 334/367 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/367 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/367 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9115 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9245ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 5 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 31/31 places, 456/456 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-24 12:00:32] [INFO ] Invariant cache hit.
[2024-05-24 12:00:32] [INFO ] Implicit Places using invariants in 79 ms returned []
[2024-05-24 12:00:32] [INFO ] Invariant cache hit.
[2024-05-24 12:00:33] [INFO ] Implicit Places using invariants and state equation in 989 ms returned []
Implicit Place search using SMT with State Equation took 1071 ms to find 0 implicit places.
[2024-05-24 12:00:33] [INFO ] Redundant transitions in 5 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 12:00:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 12621 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30013 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 43104ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 43110ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44197 ms. Remains : 31/31 places, 456/456 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-05 in 188991 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-06
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 467 rows 37 cols
[2024-05-24 12:01:16] [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 (342 resets) in 72 ms. (136 steps per ms)
BEST_FIRST walk for 10001 steps (30 resets) in 16 ms. (588 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:01:16] [INFO ] Invariant cache hit.
[2024-05-24 12:01:16] [INFO ] [Real]Absence check using state equation in 114 ms returned sat
[2024-05-24 12:01:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:01:18] [INFO ] [Nat]Absence check using state equation in 1138 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 37 transition count 463
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 10 place count 31 transition count 457
Applied a total of 10 rules in 14 ms. Remains 31 /37 variables (removed 6) and now considering 457/467 (removed 10) transitions.
Running 452 sub problems to find dead transitions.
// Phase 1: matrix 457 rows 31 cols
[2024-05-24 12:01:18] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 12553 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20027 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 33029ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 33036ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33053 ms. Remains : 31/37 places, 457/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 12:01:51] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (37690 resets) in 4360 ms. (229 steps per ms)
BEST_FIRST walk for 1000001 steps (4213 resets) in 857 ms. (1165 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:01:56] [INFO ] Invariant cache hit.
[2024-05-24 12:01:56] [INFO ] [Real]Absence check using state equation in 127 ms returned sat
[2024-05-24 12:01:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:02:05] [INFO ] [Nat]Absence check using state equation in 9127 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 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 6 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 31/31 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 12:02:05] [INFO ] Invariant cache hit.
[2024-05-24 12:02:05] [INFO ] Implicit Places using invariants in 81 ms returned []
[2024-05-24 12:02:05] [INFO ] Invariant cache hit.
[2024-05-24 12:02:06] [INFO ] Implicit Places using invariants and state equation in 751 ms returned []
Implicit Place search using SMT with State Equation took 834 ms to find 0 implicit places.
[2024-05-24 12:02:06] [INFO ] Redundant transitions in 5 ms returned []
Running 452 sub problems to find dead transitions.
[2024-05-24 12:02:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 10863 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30015 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 41392ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 41398ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42246 ms. Remains : 31/31 places, 457/457 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1507 resets) in 279 ms. (142 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (165 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 809136 steps, run timeout after 3001 ms. (steps per millisecond=269 ) properties seen :0 out of 1
Probabilistic random walk after 809136 steps, saw 232336 distinct states, run finished after 3001 ms. (steps per millisecond=269 ) properties seen :0
[2024-05-24 12:02:51] [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) 29/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 306/336 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/336 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 151/487 variables, 15/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/488 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 146 ms.
Refiners :[State Equation: 31/31 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) 29/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 306/336 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/336 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/336 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 151/487 variables, 15/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1153 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1304ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 7 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Running 452 sub problems to find dead transitions.
[2024-05-24 12:02:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 14663 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20016 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 35507ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 35514ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35523 ms. Remains : 31/31 places, 457/457 transitions.
RANDOM walk for 40000 steps (1519 resets) in 234 ms. (170 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (165 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 767051 steps, run timeout after 3001 ms. (steps per millisecond=255 ) properties seen :0 out of 1
Probabilistic random walk after 767051 steps, saw 219997 distinct states, run finished after 3001 ms. (steps per millisecond=255 ) properties seen :0
[2024-05-24 12:03:31] [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) 29/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 306/336 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/336 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 151/487 variables, 15/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/488 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 154 ms.
Refiners :[State Equation: 31/31 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) 29/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 306/336 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/336 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/336 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 151/487 variables, 15/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9145 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9305ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 31/31 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 12:03:40] [INFO ] Invariant cache hit.
[2024-05-24 12:03:40] [INFO ] Implicit Places using invariants in 71 ms returned []
[2024-05-24 12:03:40] [INFO ] Invariant cache hit.
[2024-05-24 12:03:41] [INFO ] Implicit Places using invariants and state equation in 725 ms returned []
Implicit Place search using SMT with State Equation took 797 ms to find 0 implicit places.
[2024-05-24 12:03:41] [INFO ] Redundant transitions in 4 ms returned []
Running 452 sub problems to find dead transitions.
[2024-05-24 12:03:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 11194 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30023 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 41703ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 41708ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42520 ms. Remains : 31/31 places, 457/457 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-06 in 186450 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-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 467 rows 37 cols
[2024-05-24 12:04:23] [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 (339 resets) in 45 ms. (217 steps per ms)
BEST_FIRST walk for 10001 steps (31 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:04:23] [INFO ] Invariant cache hit.
[2024-05-24 12:04:23] [INFO ] [Real]Absence check using state equation in 101 ms returned sat
[2024-05-24 12:04:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:04:24] [INFO ] [Nat]Absence check using state equation in 1096 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 37 transition count 462
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 11 place count 31 transition count 456
Applied a total of 11 rules in 12 ms. Remains 31 /37 variables (removed 6) and now considering 456/467 (removed 11) transitions.
Running 451 sub problems to find dead transitions.
// Phase 1: matrix 456 rows 31 cols
[2024-05-24 12:04:24] [INFO ] Computed 0 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 13313 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20028 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 33845ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 33850ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33863 ms. Remains : 31/37 places, 456/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 12:04:58] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (36215 resets) in 4620 ms. (216 steps per ms)
BEST_FIRST walk for 1000001 steps (4018 resets) in 844 ms. (1183 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:05:03] [INFO ] Invariant cache hit.
[2024-05-24 12:05:03] [INFO ] [Real]Absence check using state equation in 87 ms returned sat
[2024-05-24 12:05:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:05:13] [INFO ] [Nat]Absence check using state equation in 9093 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 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 31/31 places, 456/456 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-24 12:05:13] [INFO ] Invariant cache hit.
[2024-05-24 12:05:13] [INFO ] Implicit Places using invariants in 73 ms returned []
[2024-05-24 12:05:13] [INFO ] Invariant cache hit.
[2024-05-24 12:05:13] [INFO ] Implicit Places using invariants and state equation in 750 ms returned []
Implicit Place search using SMT with State Equation took 840 ms to find 0 implicit places.
[2024-05-24 12:05:13] [INFO ] Redundant transitions in 7 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 12:05:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 14147 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30019 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 44843ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 44854ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45713 ms. Remains : 31/31 places, 456/456 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1446 resets) in 267 ms. (149 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (160 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 811662 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :0 out of 1
Probabilistic random walk after 811662 steps, saw 224066 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
[2024-05-24 12:06:02] [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) 30/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 337/368 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/368 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 119/487 variables, 15/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 172 ms.
Refiners :[State Equation: 31/31 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) 30/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 337/368 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/368 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/368 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1115 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1291ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Running 451 sub problems to find dead transitions.
[2024-05-24 12:06:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 13278 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20018 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 33853ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 33858ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33864 ms. Remains : 31/31 places, 456/456 transitions.
RANDOM walk for 40000 steps (1449 resets) in 349 ms. (114 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (159 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 840900 steps, run timeout after 3001 ms. (steps per millisecond=280 ) properties seen :0 out of 1
Probabilistic random walk after 840900 steps, saw 231940 distinct states, run finished after 3001 ms. (steps per millisecond=280 ) properties seen :0
[2024-05-24 12:06:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 30/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 337/368 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/368 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 119/487 variables, 15/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 133 ms.
Refiners :[State Equation: 31/31 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) 30/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 337/368 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/368 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/368 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9156 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9299ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 31/31 places, 456/456 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-24 12:06:49] [INFO ] Invariant cache hit.
[2024-05-24 12:06:49] [INFO ] Implicit Places using invariants in 67 ms returned []
[2024-05-24 12:06:49] [INFO ] Invariant cache hit.
[2024-05-24 12:06:50] [INFO ] Implicit Places using invariants and state equation in 701 ms returned []
Implicit Place search using SMT with State Equation took 782 ms to find 0 implicit places.
[2024-05-24 12:06:50] [INFO ] Redundant transitions in 6 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 12:06:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 13957 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30015 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 44648ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 44654ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45454 ms. Remains : 31/31 places, 456/456 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-07 in 192044 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-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 467 rows 37 cols
[2024-05-24 12:07:35] [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 (347 resets) in 42 ms. (232 steps per ms)
BEST_FIRST walk for 10001 steps (29 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:07:35] [INFO ] Invariant cache hit.
[2024-05-24 12:07:35] [INFO ] [Real]Absence check using state equation in 95 ms returned sat
[2024-05-24 12:07:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:07:36] [INFO ] [Nat]Absence check using state equation in 1115 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 37 transition count 462
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 11 place count 31 transition count 456
Applied a total of 11 rules in 9 ms. Remains 31 /37 variables (removed 6) and now considering 456/467 (removed 11) transitions.
Running 451 sub problems to find dead transitions.
// Phase 1: matrix 456 rows 31 cols
[2024-05-24 12:07:36] [INFO ] Computed 0 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 11191 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20015 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 31669ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 31673ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31683 ms. Remains : 31/37 places, 456/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 12:08:08] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (36218 resets) in 4266 ms. (234 steps per ms)
BEST_FIRST walk for 1000001 steps (4006 resets) in 849 ms. (1176 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:08:13] [INFO ] Invariant cache hit.
[2024-05-24 12:08:13] [INFO ] [Real]Absence check using state equation in 89 ms returned sat
[2024-05-24 12:08:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:08:22] [INFO ] [Nat]Absence check using state equation in 9078 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 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 31/31 places, 456/456 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-24 12:08:22] [INFO ] Invariant cache hit.
[2024-05-24 12:08:22] [INFO ] Implicit Places using invariants in 63 ms returned []
[2024-05-24 12:08:22] [INFO ] Invariant cache hit.
[2024-05-24 12:08:23] [INFO ] Implicit Places using invariants and state equation in 1034 ms returned []
Implicit Place search using SMT with State Equation took 1100 ms to find 0 implicit places.
[2024-05-24 12:08:23] [INFO ] Redundant transitions in 8 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 12:08:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 11874 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30013 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 42449ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 42457ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43579 ms. Remains : 31/31 places, 456/456 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1438 resets) in 244 ms. (163 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (160 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 766771 steps, run timeout after 3001 ms. (steps per millisecond=255 ) properties seen :0 out of 1
Probabilistic random walk after 766771 steps, saw 211324 distinct states, run finished after 3001 ms. (steps per millisecond=255 ) properties seen :0
[2024-05-24 12:09:09] [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) 36/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 368/405 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/405 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/487 variables, 12/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 196 ms.
Refiners :[State Equation: 31/31 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) 36/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 368/405 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/405 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/405 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1142 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1356ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 7 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Running 451 sub problems to find dead transitions.
[2024-05-24 12:09:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 14671 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20020 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 35464ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 35473ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35482 ms. Remains : 31/31 places, 456/456 transitions.
RANDOM walk for 40000 steps (1445 resets) in 235 ms. (169 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (159 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 714083 steps, run timeout after 3001 ms. (steps per millisecond=237 ) properties seen :0 out of 1
Probabilistic random walk after 714083 steps, saw 196004 distinct states, run finished after 3001 ms. (steps per millisecond=237 ) properties seen :0
[2024-05-24 12:09:49] [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) 36/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 368/405 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/405 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/487 variables, 12/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 124 ms.
Refiners :[State Equation: 31/31 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) 36/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 368/405 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/405 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/405 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9110 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9256ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 31/31 places, 456/456 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-24 12:09:58] [INFO ] Invariant cache hit.
[2024-05-24 12:09:58] [INFO ] Implicit Places using invariants in 65 ms returned []
[2024-05-24 12:09:58] [INFO ] Invariant cache hit.
[2024-05-24 12:09:59] [INFO ] Implicit Places using invariants and state equation in 869 ms returned []
Implicit Place search using SMT with State Equation took 947 ms to find 0 implicit places.
[2024-05-24 12:09:59] [INFO ] Redundant transitions in 7 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 12:09:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 14665 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30018 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 45351ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 45361ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46330 ms. Remains : 31/31 places, 456/456 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-08 in 189978 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-09
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 467 rows 37 cols
[2024-05-24 12:10:45] [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 (348 resets) in 42 ms. (232 steps per ms)
BEST_FIRST walk for 10001 steps (30 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:10:45] [INFO ] Invariant cache hit.
[2024-05-24 12:10:45] [INFO ] [Real]Absence check using state equation in 87 ms returned sat
[2024-05-24 12:10:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:10:46] [INFO ] [Nat]Absence check using state equation in 1083 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 37 transition count 463
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 9 place count 32 transition count 458
Applied a total of 9 rules in 8 ms. Remains 32 /37 variables (removed 5) and now considering 458/467 (removed 9) transitions.
Running 452 sub problems to find dead transitions.
// Phase 1: matrix 458 rows 32 cols
[2024-05-24 12:10:46] [INFO ] Computed 0 invariants in 1 ms
[2024-05-24 12:10:46] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 20/51 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/489 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (OVERLAPS) 1/490 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/490 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 6 (OVERLAPS) 0/490 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 490/490 variables, and 52 constraints, problems are : Problem set: 0 solved, 452 unsolved in 19296 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/490 variables, and 51 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20012 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 39776ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 39780ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39789 ms. Remains : 32/37 places, 458/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 12:11:26] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (35702 resets) in 4840 ms. (206 steps per ms)
BEST_FIRST walk for 1000000 steps (4024 resets) in 859 ms. (1162 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:11:32] [INFO ] Invariant cache hit.
[2024-05-24 12:11:32] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2024-05-24 12:11:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:11:36] [INFO ] [Nat]Absence check using state equation in 4580 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 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 458/458 transitions.
Applied a total of 0 rules in 4 ms. Remains 32 /32 variables (removed 0) and now considering 458/458 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 32/32 places, 458/458 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 458/458 transitions.
Applied a total of 0 rules in 3 ms. Remains 32 /32 variables (removed 0) and now considering 458/458 (removed 0) transitions.
[2024-05-24 12:11:36] [INFO ] Invariant cache hit.
[2024-05-24 12:11:36] [INFO ] Implicit Places using invariants in 67 ms returned []
[2024-05-24 12:11:36] [INFO ] Invariant cache hit.
[2024-05-24 12:11:36] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-24 12:11:38] [INFO ] Implicit Places using invariants and state equation in 1246 ms returned []
Implicit Place search using SMT with State Equation took 1331 ms to find 0 implicit places.
[2024-05-24 12:11:38] [INFO ] Redundant transitions in 6 ms returned []
Running 452 sub problems to find dead transitions.
[2024-05-24 12:11:38] [INFO ] Invariant cache hit.
[2024-05-24 12:11:38] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 20/51 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/489 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (OVERLAPS) 1/490 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/490 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 6 (OVERLAPS) 0/490 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 490/490 variables, and 52 constraints, problems are : Problem set: 0 solved, 452 unsolved in 22689 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/490 variables, and 51 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30017 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 53417ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 53424ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54777 ms. Remains : 32/32 places, 458/458 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1427 resets) in 243 ms. (163 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (162 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 971993 steps, run timeout after 3001 ms. (steps per millisecond=323 ) properties seen :0 out of 1
Probabilistic random walk after 971993 steps, saw 244612 distinct states, run finished after 3001 ms. (steps per millisecond=323 ) properties seen :0
[2024-05-24 12:12:34] [INFO ] Invariant cache hit.
[2024-05-24 12:12:34] [INFO ] State equation strengthened by 20 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) 42/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 379/422 variables, 21/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/422 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 67/489 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/490 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/490 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/490 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 490/490 variables, and 52 constraints, problems are : Problem set: 0 solved, 1 unsolved in 204 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 42/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 379/422 variables, 21/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/422 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/422 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 67/489 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 490/490 variables, and 53 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1210 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1423ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 458/458 transitions.
Applied a total of 0 rules in 10 ms. Remains 32 /32 variables (removed 0) and now considering 458/458 (removed 0) transitions.
Running 452 sub problems to find dead transitions.
[2024-05-24 12:12:36] [INFO ] Invariant cache hit.
[2024-05-24 12:12:36] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 20/51 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/489 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (OVERLAPS) 1/490 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/490 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 6 (OVERLAPS) 0/490 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 490/490 variables, and 52 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20031 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/490 variables, and 51 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20020 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 40673ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 40677ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40689 ms. Remains : 32/32 places, 458/458 transitions.
RANDOM walk for 40000 steps (1429 resets) in 241 ms. (165 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (157 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 914996 steps, run timeout after 3001 ms. (steps per millisecond=304 ) properties seen :0 out of 1
Probabilistic random walk after 914996 steps, saw 230622 distinct states, run finished after 3001 ms. (steps per millisecond=304 ) properties seen :0
[2024-05-24 12:13:19] [INFO ] Invariant cache hit.
[2024-05-24 12:13:19] [INFO ] State equation strengthened by 20 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) 42/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 379/422 variables, 21/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/422 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 67/489 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/490 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/490 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/490 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 490/490 variables, and 52 constraints, problems are : Problem set: 0 solved, 1 unsolved in 210 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 42/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 379/422 variables, 21/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/422 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/422 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 67/489 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 490/490 variables, and 53 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9235 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9458ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 458/458 transitions.
Applied a total of 0 rules in 4 ms. Remains 32 /32 variables (removed 0) and now considering 458/458 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 32/32 places, 458/458 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 458/458 transitions.
Applied a total of 0 rules in 3 ms. Remains 32 /32 variables (removed 0) and now considering 458/458 (removed 0) transitions.
[2024-05-24 12:13:29] [INFO ] Invariant cache hit.
[2024-05-24 12:13:29] [INFO ] Implicit Places using invariants in 126 ms returned []
[2024-05-24 12:13:29] [INFO ] Invariant cache hit.
[2024-05-24 12:13:29] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-24 12:13:30] [INFO ] Implicit Places using invariants and state equation in 1186 ms returned []
Implicit Place search using SMT with State Equation took 1313 ms to find 0 implicit places.
[2024-05-24 12:13:30] [INFO ] Redundant transitions in 4 ms returned []
Running 452 sub problems to find dead transitions.
[2024-05-24 12:13:30] [INFO ] Invariant cache hit.
[2024-05-24 12:13:30] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 20/51 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/489 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (OVERLAPS) 1/490 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/490 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 6 (OVERLAPS) 0/490 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 490/490 variables, and 52 constraints, problems are : Problem set: 0 solved, 452 unsolved in 22710 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/490 variables, and 51 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30058 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 53366ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 53371ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54703 ms. Remains : 32/32 places, 458/458 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-09 in 219049 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 467 rows 37 cols
[2024-05-24 12:14:24] [INFO ] Computed 0 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (351 resets) in 42 ms. (232 steps per ms)
BEST_FIRST walk for 10001 steps (30 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:14:24] [INFO ] Invariant cache hit.
[2024-05-24 12:14:24] [INFO ] [Real]Absence check using state equation in 90 ms returned sat
[2024-05-24 12:14:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:14:25] [INFO ] [Nat]Absence check using state equation in 1086 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 37 transition count 462
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 10 place count 32 transition count 457
Applied a total of 10 rules in 8 ms. Remains 32 /37 variables (removed 5) and now considering 457/467 (removed 10) transitions.
Running 451 sub problems to find dead transitions.
// Phase 1: matrix 457 rows 32 cols
[2024-05-24 12:14:25] [INFO ] Computed 0 invariants in 2 ms
[2024-05-24 12:14:25] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 18/49 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 50 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20016 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 49 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20025 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 40589ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 40596ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40605 ms. Remains : 32/37 places, 457/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 12:15:06] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (34884 resets) in 4442 ms. (225 steps per ms)
BEST_FIRST walk for 1000001 steps (3905 resets) in 1090 ms. (916 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:15:11] [INFO ] Invariant cache hit.
[2024-05-24 12:15:11] [INFO ] [Real]Absence check using state equation in 81 ms returned sat
[2024-05-24 12:15:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:15:16] [INFO ] [Nat]Absence check using state equation in 4581 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 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 4 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 32/32 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 4 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 12:15:16] [INFO ] Invariant cache hit.
[2024-05-24 12:15:16] [INFO ] Implicit Places using invariants in 166 ms returned []
[2024-05-24 12:15:16] [INFO ] Invariant cache hit.
[2024-05-24 12:15:16] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-24 12:15:17] [INFO ] Implicit Places using invariants and state equation in 1218 ms returned []
Implicit Place search using SMT with State Equation took 1386 ms to find 0 implicit places.
[2024-05-24 12:15:17] [INFO ] Redundant transitions in 7 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 12:15:17] [INFO ] Invariant cache hit.
[2024-05-24 12:15:17] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 18/49 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 50 constraints, problems are : Problem set: 0 solved, 451 unsolved in 21329 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 49 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30014 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 52107ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 52115ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53521 ms. Remains : 32/32 places, 457/457 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1395 resets) in 280 ms. (142 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (154 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 873565 steps, run timeout after 3001 ms. (steps per millisecond=291 ) properties seen :0 out of 1
Probabilistic random walk after 873565 steps, saw 206880 distinct states, run finished after 3004 ms. (steps per millisecond=290 ) properties seen :0
[2024-05-24 12:16:13] [INFO ] Invariant cache hit.
[2024-05-24 12:16:13] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 37/38 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 369/407 variables, 19/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/407 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 82/489 variables, 12/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/489 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 50 constraints, problems are : Problem set: 0 solved, 1 unsolved in 163 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 37/38 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 369/407 variables, 19/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/407 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/407 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 51 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1158 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1327ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 4 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Running 451 sub problems to find dead transitions.
[2024-05-24 12:16:14] [INFO ] Invariant cache hit.
[2024-05-24 12:16:14] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 18/49 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 50 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20016 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 18/49 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 451/500 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 500 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20012 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 40525ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 40530ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40535 ms. Remains : 32/32 places, 457/457 transitions.
RANDOM walk for 40000 steps (1391 resets) in 224 ms. (177 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (154 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 860943 steps, run timeout after 3001 ms. (steps per millisecond=286 ) properties seen :0 out of 1
Probabilistic random walk after 860943 steps, saw 203711 distinct states, run finished after 3001 ms. (steps per millisecond=286 ) properties seen :0
[2024-05-24 12:16:58] [INFO ] Invariant cache hit.
[2024-05-24 12:16:58] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 37/38 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 369/407 variables, 19/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/407 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 82/489 variables, 12/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/489 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 50 constraints, problems are : Problem set: 0 solved, 1 unsolved in 137 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 37/38 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 369/407 variables, 19/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/407 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/407 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 51 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9122 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9270ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 3 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 32/32 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 3 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 12:17:07] [INFO ] Invariant cache hit.
[2024-05-24 12:17:07] [INFO ] Implicit Places using invariants in 71 ms returned []
[2024-05-24 12:17:07] [INFO ] Invariant cache hit.
[2024-05-24 12:17:07] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-24 12:17:08] [INFO ] Implicit Places using invariants and state equation in 1272 ms returned []
Implicit Place search using SMT with State Equation took 1366 ms to find 0 implicit places.
[2024-05-24 12:17:08] [INFO ] Redundant transitions in 7 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 12:17:08] [INFO ] Invariant cache hit.
[2024-05-24 12:17:08] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 18/49 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 50 constraints, problems are : Problem set: 0 solved, 451 unsolved in 22410 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 49 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30017 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 52956ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 52964ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54349 ms. Remains : 32/32 places, 457/457 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-10 in 217697 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-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 467 rows 37 cols
[2024-05-24 12:18:01] [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 (345 resets) in 46 ms. (212 steps per ms)
BEST_FIRST walk for 10001 steps (31 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:18:01] [INFO ] Invariant cache hit.
[2024-05-24 12:18:02] [INFO ] [Real]Absence check using state equation in 89 ms returned sat
[2024-05-24 12:18:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:18:03] [INFO ] [Nat]Absence check using state equation in 1116 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 37 transition count 463
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 10 place count 31 transition count 457
Applied a total of 10 rules in 12 ms. Remains 31 /37 variables (removed 6) and now considering 457/467 (removed 10) transitions.
Running 452 sub problems to find dead transitions.
// Phase 1: matrix 457 rows 31 cols
[2024-05-24 12:18:03] [INFO ] Computed 0 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 12764 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20013 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 33361ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 33370ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33385 ms. Remains : 31/37 places, 457/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 12:18:36] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (37621 resets) in 4131 ms. (242 steps per ms)
BEST_FIRST walk for 1000001 steps (4211 resets) in 867 ms. (1152 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:18:41] [INFO ] Invariant cache hit.
[2024-05-24 12:18:41] [INFO ] [Real]Absence check using state equation in 123 ms returned sat
[2024-05-24 12:18:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:18:50] [INFO ] [Nat]Absence check using state equation in 9109 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 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 8 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 31/31 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 9 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 12:18:51] [INFO ] Invariant cache hit.
[2024-05-24 12:18:51] [INFO ] Implicit Places using invariants in 80 ms returned []
[2024-05-24 12:18:51] [INFO ] Invariant cache hit.
[2024-05-24 12:18:52] [INFO ] Implicit Places using invariants and state equation in 1176 ms returned []
Implicit Place search using SMT with State Equation took 1272 ms to find 0 implicit places.
[2024-05-24 12:18:52] [INFO ] Redundant transitions in 6 ms returned []
Running 452 sub problems to find dead transitions.
[2024-05-24 12:18:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 13270 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30019 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 43982ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 43989ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45284 ms. Remains : 31/31 places, 457/457 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1496 resets) in 250 ms. (159 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (166 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 800126 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :0 out of 1
Probabilistic random walk after 800126 steps, saw 220527 distinct states, run finished after 3001 ms. (steps per millisecond=266 ) properties seen :0
[2024-05-24 12:19:39] [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) 29/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 310/340 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/340 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 144/484 variables, 14/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/484 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 4/488 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 133 ms.
Refiners :[State Equation: 31/31 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) 29/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 310/340 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/340 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/340 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 144/484 variables, 14/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/484 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1133 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1272ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Running 452 sub problems to find dead transitions.
[2024-05-24 12:19:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 14447 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20018 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 35090ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 35097ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35102 ms. Remains : 31/31 places, 457/457 transitions.
RANDOM walk for 40000 steps (1500 resets) in 314 ms. (126 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (168 resets) in 81 ms. (487 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 694677 steps, run timeout after 3001 ms. (steps per millisecond=231 ) properties seen :0 out of 1
Probabilistic random walk after 694677 steps, saw 191242 distinct states, run finished after 3004 ms. (steps per millisecond=231 ) properties seen :0
[2024-05-24 12:20:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 29/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 310/340 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/340 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 144/484 variables, 14/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/484 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 4/488 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 141 ms.
Refiners :[State Equation: 31/31 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) 29/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 310/340 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/340 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/340 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 144/484 variables, 14/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/484 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9139 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9306ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 31/31 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 457/457 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 12:20:28] [INFO ] Invariant cache hit.
[2024-05-24 12:20:28] [INFO ] Implicit Places using invariants in 65 ms returned []
[2024-05-24 12:20:28] [INFO ] Invariant cache hit.
[2024-05-24 12:20:29] [INFO ] Implicit Places using invariants and state equation in 1052 ms returned []
Implicit Place search using SMT with State Equation took 1128 ms to find 0 implicit places.
[2024-05-24 12:20:29] [INFO ] Redundant transitions in 4 ms returned []
Running 452 sub problems to find dead transitions.
[2024-05-24 12:20:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 0/488 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 14296 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 31 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30023 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 44779ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 44784ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45945 ms. Remains : 31/31 places, 457/457 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-11 in 192541 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 467 rows 37 cols
[2024-05-24 12:21:14] [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 (352 resets) in 42 ms. (232 steps per ms)
BEST_FIRST walk for 10000 steps (27 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:21:14] [INFO ] Invariant cache hit.
[2024-05-24 12:21:14] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2024-05-24 12:21:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:21:15] [INFO ] [Nat]Absence check using state equation in 1088 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 37 transition count 462
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 11 place count 31 transition count 456
Applied a total of 11 rules in 8 ms. Remains 31 /37 variables (removed 6) and now considering 456/467 (removed 11) transitions.
Running 451 sub problems to find dead transitions.
// Phase 1: matrix 456 rows 31 cols
[2024-05-24 12:21:15] [INFO ] Computed 0 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 12796 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20018 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 33298ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 33302ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33311 ms. Remains : 31/37 places, 456/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 12:21:49] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (36225 resets) in 4211 ms. (237 steps per ms)
BEST_FIRST walk for 1000001 steps (4018 resets) in 915 ms. (1091 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:21:54] [INFO ] Invariant cache hit.
[2024-05-24 12:21:54] [INFO ] [Real]Absence check using state equation in 96 ms returned sat
[2024-05-24 12:21:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:22:03] [INFO ] [Nat]Absence check using state equation in 9089 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 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 5 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 31/31 places, 456/456 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-24 12:22:03] [INFO ] Invariant cache hit.
[2024-05-24 12:22:03] [INFO ] Implicit Places using invariants in 83 ms returned []
[2024-05-24 12:22:03] [INFO ] Invariant cache hit.
[2024-05-24 12:22:04] [INFO ] Implicit Places using invariants and state equation in 671 ms returned []
Implicit Place search using SMT with State Equation took 801 ms to find 0 implicit places.
[2024-05-24 12:22:04] [INFO ] Redundant transitions in 4 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 12:22:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 10758 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30032 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 41292ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 41297ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42112 ms. Remains : 31/31 places, 456/456 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1453 resets) in 324 ms. (123 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (158 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 809476 steps, run timeout after 3001 ms. (steps per millisecond=269 ) properties seen :0 out of 1
Probabilistic random walk after 809476 steps, saw 223421 distinct states, run finished after 3001 ms. (steps per millisecond=269 ) properties seen :0
[2024-05-24 12:22:48] [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) 48/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 422/471 variables, 24/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/471 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/487 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 172 ms.
Refiners :[State Equation: 31/31 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) 48/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 422/471 variables, 24/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/471 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/471 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1122 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1306ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 4 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Running 451 sub problems to find dead transitions.
[2024-05-24 12:22:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 10237 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20028 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 30762ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 30767ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30772 ms. Remains : 31/31 places, 456/456 transitions.
RANDOM walk for 40000 steps (1446 resets) in 268 ms. (148 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (158 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 813214 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :0 out of 1
Probabilistic random walk after 813214 steps, saw 224499 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
[2024-05-24 12:23:24] [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) 48/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 422/471 variables, 24/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/471 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/487 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 1 unsolved in 152 ms.
Refiners :[State Equation: 31/31 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) 48/49 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 422/471 variables, 24/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/471 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/471 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9127 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9286ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 31/31 places, 456/456 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 456/456 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 456/456 (removed 0) transitions.
[2024-05-24 12:23:33] [INFO ] Invariant cache hit.
[2024-05-24 12:23:33] [INFO ] Implicit Places using invariants in 72 ms returned []
[2024-05-24 12:23:33] [INFO ] Invariant cache hit.
[2024-05-24 12:23:34] [INFO ] Implicit Places using invariants and state equation in 654 ms returned []
Implicit Place search using SMT with State Equation took 762 ms to find 0 implicit places.
[2024-05-24 12:23:34] [INFO ] Redundant transitions in 4 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 12:23:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 456/487 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (OVERLAPS) 0/487 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 10651 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 31 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30015 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 41164ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 41169ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41947 ms. Remains : 31/31 places, 456/456 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-13 in 180972 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-14
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 467 rows 37 cols
[2024-05-24 12:24:15] [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 (351 resets) in 45 ms. (217 steps per ms)
BEST_FIRST walk for 10001 steps (31 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:24:15] [INFO ] Invariant cache hit.
[2024-05-24 12:24:15] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2024-05-24 12:24:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:24:16] [INFO ] [Nat]Absence check using state equation in 1097 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 37 transition count 463
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 9 place count 32 transition count 458
Applied a total of 9 rules in 8 ms. Remains 32 /37 variables (removed 5) and now considering 458/467 (removed 9) transitions.
Running 452 sub problems to find dead transitions.
// Phase 1: matrix 458 rows 32 cols
[2024-05-24 12:24:16] [INFO ] Computed 0 invariants in 1 ms
[2024-05-24 12:24:16] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 14/45 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/489 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (OVERLAPS) 1/490 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/490 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 6 (OVERLAPS) 0/490 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 490/490 variables, and 46 constraints, problems are : Problem set: 0 solved, 452 unsolved in 18657 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/490 variables, and 45 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20019 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 39154ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 39158ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39168 ms. Remains : 32/37 places, 458/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 12:24:56] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (36054 resets) in 4235 ms. (236 steps per ms)
BEST_FIRST walk for 1000001 steps (4084 resets) in 905 ms. (1103 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:25:01] [INFO ] Invariant cache hit.
[2024-05-24 12:25:01] [INFO ] [Real]Absence check using state equation in 88 ms returned sat
[2024-05-24 12:25:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:25:05] [INFO ] [Nat]Absence check using state equation in 4593 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 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 458/458 transitions.
Applied a total of 0 rules in 3 ms. Remains 32 /32 variables (removed 0) and now considering 458/458 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 32/32 places, 458/458 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 458/458 transitions.
Applied a total of 0 rules in 3 ms. Remains 32 /32 variables (removed 0) and now considering 458/458 (removed 0) transitions.
[2024-05-24 12:25:05] [INFO ] Invariant cache hit.
[2024-05-24 12:25:06] [INFO ] Implicit Places using invariants in 86 ms returned []
[2024-05-24 12:25:06] [INFO ] Invariant cache hit.
[2024-05-24 12:25:06] [INFO ] State equation strengthened by 14 read => feed constraints.
[2024-05-24 12:25:06] [INFO ] Implicit Places using invariants and state equation in 834 ms returned []
Implicit Place search using SMT with State Equation took 961 ms to find 0 implicit places.
[2024-05-24 12:25:06] [INFO ] Redundant transitions in 5 ms returned []
Running 452 sub problems to find dead transitions.
[2024-05-24 12:25:06] [INFO ] Invariant cache hit.
[2024-05-24 12:25:06] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 14/45 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/489 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (OVERLAPS) 1/490 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/490 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 6 (OVERLAPS) 0/490 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 490/490 variables, and 46 constraints, problems are : Problem set: 0 solved, 452 unsolved in 18385 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/490 variables, and 45 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30040 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 48887ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 48892ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49867 ms. Remains : 32/32 places, 458/458 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1436 resets) in 353 ms. (112 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (161 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 887831 steps, run timeout after 3001 ms. (steps per millisecond=295 ) properties seen :0 out of 1
Probabilistic random walk after 887831 steps, saw 224016 distinct states, run finished after 3001 ms. (steps per millisecond=295 ) properties seen :0
[2024-05-24 12:25:59] [INFO ] Invariant cache hit.
[2024-05-24 12:25:59] [INFO ] State equation strengthened by 14 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) 30/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 311/342 variables, 15/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/342 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 144/486 variables, 14/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/486 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/490 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/490 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/490 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 490/490 variables, and 46 constraints, problems are : Problem set: 0 solved, 1 unsolved in 185 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 14/14 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) 30/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 311/342 variables, 15/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/342 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/342 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 144/486 variables, 14/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/486 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 490/490 variables, and 47 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1145 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1342ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 458/458 transitions.
Applied a total of 0 rules in 4 ms. Remains 32 /32 variables (removed 0) and now considering 458/458 (removed 0) transitions.
Running 452 sub problems to find dead transitions.
[2024-05-24 12:26:00] [INFO ] Invariant cache hit.
[2024-05-24 12:26:00] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 14/45 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/489 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (OVERLAPS) 1/490 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/490 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 6 (OVERLAPS) 0/490 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 490/490 variables, and 46 constraints, problems are : Problem set: 0 solved, 452 unsolved in 18660 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/490 variables, and 45 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20016 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 39183ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 39188ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39193 ms. Remains : 32/32 places, 458/458 transitions.
RANDOM walk for 40000 steps (1437 resets) in 334 ms. (119 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (160 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 895375 steps, run timeout after 3001 ms. (steps per millisecond=298 ) properties seen :0 out of 1
Probabilistic random walk after 895375 steps, saw 225946 distinct states, run finished after 3001 ms. (steps per millisecond=298 ) properties seen :0
[2024-05-24 12:26:42] [INFO ] Invariant cache hit.
[2024-05-24 12:26:42] [INFO ] State equation strengthened by 14 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) 30/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 311/342 variables, 15/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/342 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 144/486 variables, 14/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/486 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/490 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/490 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/490 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 490/490 variables, and 46 constraints, problems are : Problem set: 0 solved, 1 unsolved in 152 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 14/14 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) 30/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 311/342 variables, 15/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/342 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/342 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 144/486 variables, 14/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/486 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 490/490 variables, and 47 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9162 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9338ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 458/458 transitions.
Applied a total of 0 rules in 3 ms. Remains 32 /32 variables (removed 0) and now considering 458/458 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 32/32 places, 458/458 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 458/458 transitions.
Applied a total of 0 rules in 4 ms. Remains 32 /32 variables (removed 0) and now considering 458/458 (removed 0) transitions.
[2024-05-24 12:26:52] [INFO ] Invariant cache hit.
[2024-05-24 12:26:52] [INFO ] Implicit Places using invariants in 77 ms returned []
[2024-05-24 12:26:52] [INFO ] Invariant cache hit.
[2024-05-24 12:26:52] [INFO ] State equation strengthened by 14 read => feed constraints.
[2024-05-24 12:26:53] [INFO ] Implicit Places using invariants and state equation in 842 ms returned []
Implicit Place search using SMT with State Equation took 973 ms to find 0 implicit places.
[2024-05-24 12:26:53] [INFO ] Redundant transitions in 4 ms returned []
Running 452 sub problems to find dead transitions.
[2024-05-24 12:26:53] [INFO ] Invariant cache hit.
[2024-05-24 12:26:53] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 14/45 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/489 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (OVERLAPS) 1/490 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/490 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 6 (OVERLAPS) 0/490 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 490/490 variables, and 46 constraints, problems are : Problem set: 0 solved, 452 unsolved in 18300 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 458/489 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/490 variables, and 45 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30013 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 0/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 48814ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 48819ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49807 ms. Remains : 32/32 places, 458/458 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-14 in 206554 ms.
Starting property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-15
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 467 rows 37 cols
[2024-05-24 12:27:41] [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 (343 resets) in 41 ms. (238 steps per ms)
BEST_FIRST walk for 10001 steps (31 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:27:41] [INFO ] Invariant cache hit.
[2024-05-24 12:27:42] [INFO ] [Real]Absence check using state equation in 93 ms returned sat
[2024-05-24 12:27:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:27:43] [INFO ] [Nat]Absence check using state equation in 1091 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 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 467/467 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 37 transition count 462
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 10 place count 32 transition count 457
Applied a total of 10 rules in 8 ms. Remains 32 /37 variables (removed 5) and now considering 457/467 (removed 10) transitions.
Running 451 sub problems to find dead transitions.
// Phase 1: matrix 457 rows 32 cols
[2024-05-24 12:27:43] [INFO ] Computed 0 invariants in 2 ms
[2024-05-24 12:27:43] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 47 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20006 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 46 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20015 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 40509ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 40514ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40523 ms. Remains : 32/37 places, 457/467 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 12:28:23] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (34988 resets) in 4232 ms. (236 steps per ms)
BEST_FIRST walk for 1000000 steps (3895 resets) in 909 ms. (1098 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 12:28:29] [INFO ] Invariant cache hit.
[2024-05-24 12:28:29] [INFO ] [Real]Absence check using state equation in 98 ms returned sat
[2024-05-24 12:28:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:28:33] [INFO ] [Nat]Absence check using state equation in 4587 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 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 15 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 32/32 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 3 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 12:28:33] [INFO ] Invariant cache hit.
[2024-05-24 12:28:33] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-24 12:28:33] [INFO ] Invariant cache hit.
[2024-05-24 12:28:34] [INFO ] State equation strengthened by 15 read => feed constraints.
[2024-05-24 12:28:34] [INFO ] Implicit Places using invariants and state equation in 908 ms returned []
Implicit Place search using SMT with State Equation took 1046 ms to find 0 implicit places.
[2024-05-24 12:28:34] [INFO ] Redundant transitions in 5 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 12:28:34] [INFO ] Invariant cache hit.
[2024-05-24 12:28:34] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 47 constraints, problems are : Problem set: 0 solved, 451 unsolved in 17928 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 46 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30013 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 48443ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 48448ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49511 ms. Remains : 32/32 places, 457/457 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (1398 resets) in 323 ms. (123 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (154 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 879365 steps, run timeout after 3001 ms. (steps per millisecond=293 ) properties seen :0 out of 1
Probabilistic random walk after 879365 steps, saw 222950 distinct states, run finished after 3001 ms. (steps per millisecond=293 ) properties seen :0
[2024-05-24 12:29:26] [INFO ] Invariant cache hit.
[2024-05-24 12:29:26] [INFO ] State equation strengthened by 15 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) 31/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 322/354 variables, 16/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 135/489 variables, 15/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 47 constraints, problems are : Problem set: 0 solved, 1 unsolved in 192 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 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) 31/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 322/354 variables, 16/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/354 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 48 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1135 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1366ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 6 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Running 451 sub problems to find dead transitions.
[2024-05-24 12:29:27] [INFO ] Invariant cache hit.
[2024-05-24 12:29:27] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 47 constraints, problems are : Problem set: 0 solved, 451 unsolved in 18033 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 46 constraints, problems are : Problem set: 0 solved, 451 unsolved in 20017 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 38548ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 38554ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38561 ms. Remains : 32/32 places, 457/457 transitions.
RANDOM walk for 40000 steps (1399 resets) in 353 ms. (112 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (153 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 862069 steps, run timeout after 3001 ms. (steps per millisecond=287 ) properties seen :0 out of 1
Probabilistic random walk after 862069 steps, saw 218422 distinct states, run finished after 3002 ms. (steps per millisecond=287 ) properties seen :0
[2024-05-24 12:30:09] [INFO ] Invariant cache hit.
[2024-05-24 12:30:09] [INFO ] State equation strengthened by 15 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) 31/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 322/354 variables, 16/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 135/489 variables, 15/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 47 constraints, problems are : Problem set: 0 solved, 1 unsolved in 182 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 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) 31/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 322/354 variables, 16/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/354 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 48 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9146 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9350ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 5 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 32/32 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 7 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-24 12:30:18] [INFO ] Invariant cache hit.
[2024-05-24 12:30:19] [INFO ] Implicit Places using invariants in 108 ms returned []
[2024-05-24 12:30:19] [INFO ] Invariant cache hit.
[2024-05-24 12:30:19] [INFO ] State equation strengthened by 15 read => feed constraints.
[2024-05-24 12:30:20] [INFO ] Implicit Places using invariants and state equation in 966 ms returned []
Implicit Place search using SMT with State Equation took 1091 ms to find 0 implicit places.
[2024-05-24 12:30:20] [INFO ] Redundant transitions in 4 ms returned []
Running 451 sub problems to find dead transitions.
[2024-05-24 12:30:20] [INFO ] Invariant cache hit.
[2024-05-24 12:30:20] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 451 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 47 constraints, problems are : Problem set: 0 solved, 451 unsolved in 17774 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 451/451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 451 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 46 constraints, problems are : Problem set: 0 solved, 451 unsolved in 30013 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 0/451 constraints, Known Traps: 0/0 constraints]
After SMT, in 48293ms problems are : Problem set: 0 solved, 451 unsolved
Search for dead transitions found 0 dead transitions in 48299ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49415 ms. Remains : 32/32 places, 457/457 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-16redondantChoiceR-UpperBounds-15 in 206497 ms.
[2024-05-24 12:31:08] [INFO ] Flatten gal took : 152 ms
[2024-05-24 12:31:08] [INFO ] Export to MCC of 14 properties in file /home/mcc/execution/UpperBounds.sr.xml took 4 ms.
[2024-05-24 12:31:08] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 37 places, 467 transitions and 1385 arcs took 16 ms.
Total runtime 3354987 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running DNAwalker-PT-16redondantChoiceR
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/413/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 37
TRANSITIONS: 467
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.010s, Sys 0.001s]
SAVING FILE /home/mcc/execution/413/model (.net / .def) ...
EXPORT TIME: [User 0.001s, 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: 2222
MODEL NAME: /home/mcc/execution/413/model
37 places, 467 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-16redondantChoiceR-UpperBounds-00 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-03 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-01 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-04 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-06 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-05 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-07 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-08 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-10 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-09 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-11 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-13 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-14 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-16redondantChoiceR-UpperBounds-15 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------
BK_STOP 1716553896210
--------------------
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-16redondantChoiceR"
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-16redondantChoiceR, 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-171624275000493"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-16redondantChoiceR.tgz
mv DNAwalker-PT-16redondantChoiceR 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 ;