About the Execution of GreatSPN+red for DNAwalker-PT-07track28RR
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 700.571 | 2441240.00 | 2521614.00 | 7804.80 | 2 2 2 1 2 2 2 2 2 2 2 2 2 1 2 1 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r113-smll-171624274900421.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-07track28RR, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r113-smll-171624274900421
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 592K
-rw-r--r-- 1 mcc users 6.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.3K Apr 22 14:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 22 14:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 13 14:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 151K Apr 13 14:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Apr 13 14:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Apr 13 14:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 12 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 108K May 18 16:42 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-00
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-01
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-02
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-03
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-04
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-05
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-06
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-07
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-08
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-09
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-10
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-11
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-12
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-13
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-14
FORMULA_NAME DNAwalker-PT-07track28RR-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1716483727328
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-07track28RR
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 17:02:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-23 17:02:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 17:02:10] [INFO ] Load time of PNML (sax parser for PT used): 128 ms
[2024-05-23 17:02:10] [INFO ] Transformed 34 places.
[2024-05-23 17:02:10] [INFO ] Transformed 250 transitions.
[2024-05-23 17:02:10] [INFO ] Parsed PT model containing 34 places and 250 transitions and 728 arcs in 355 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 25 ms.
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 0, 1, 1, 2, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 1, 0, 1, 1, 2, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 17:02:10] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
// Phase 1: matrix 247 rows 34 cols
[2024-05-23 17:02:10] [INFO ] Computed 0 invariants in 12 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 0, 1, 1, 2, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10000 steps (634 resets) in 92 ms. (107 steps per ms)
BEST_FIRST walk for 160015 steps (988 resets) in 297 ms. (536 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 2, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 17:02:10] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2024-05-23 17:02:10] [INFO ] Invariant cache hit.
[2024-05-23 17:02:11] [INFO ] [Real]Absence check using state equation in 191 ms returned sat
[2024-05-23 17:02:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:12] [INFO ] [Nat]Absence check using state equation in 1135 ms returned unknown
[2024-05-23 17:02:12] [INFO ] [Real]Absence check using state equation in 99 ms returned sat
[2024-05-23 17:02:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:13] [INFO ] [Nat]Absence check using state equation in 1093 ms returned unknown
[2024-05-23 17:02:13] [INFO ] [Real]Absence check using state equation in 129 ms returned sat
[2024-05-23 17:02:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:15] [INFO ] [Nat]Absence check using state equation in 1096 ms returned unknown
[2024-05-23 17:02:15] [INFO ] [Real]Absence check using state equation in 96 ms returned unsat
[2024-05-23 17:02:15] [INFO ] [Real]Absence check using state equation in 81 ms returned sat
[2024-05-23 17:02:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:16] [INFO ] [Nat]Absence check using state equation in 1084 ms returned unknown
[2024-05-23 17:02:16] [INFO ] [Real]Absence check using state equation in 92 ms returned sat
[2024-05-23 17:02:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:17] [INFO ] [Nat]Absence check using state equation in 1077 ms returned unknown
[2024-05-23 17:02:17] [INFO ] [Real]Absence check using state equation in 76 ms returned sat
[2024-05-23 17:02:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:18] [INFO ] [Nat]Absence check using state equation in 1084 ms returned unknown
[2024-05-23 17:02:19] [INFO ] [Real]Absence check using state equation in 81 ms returned sat
[2024-05-23 17:02:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:20] [INFO ] [Nat]Absence check using state equation in 1060 ms returned unknown
[2024-05-23 17:02:20] [INFO ] [Real]Absence check using state equation in 87 ms returned sat
[2024-05-23 17:02:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:21] [INFO ] [Nat]Absence check using state equation in 1088 ms returned unknown
[2024-05-23 17:02:21] [INFO ] [Real]Absence check using state equation in 78 ms returned sat
[2024-05-23 17:02:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:22] [INFO ] [Nat]Absence check using state equation in 1078 ms returned unknown
[2024-05-23 17:02:22] [INFO ] [Real]Absence check using state equation in 71 ms returned sat
[2024-05-23 17:02:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:23] [INFO ] [Nat]Absence check using state equation in 1055 ms returned unknown
[2024-05-23 17:02:23] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2024-05-23 17:02:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:25] [INFO ] [Nat]Absence check using state equation in 1057 ms returned unknown
[2024-05-23 17:02:25] [INFO ] [Real]Absence check using state equation in 86 ms returned sat
[2024-05-23 17:02:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:26] [INFO ] [Nat]Absence check using state equation in 1071 ms returned unknown
[2024-05-23 17:02:26] [INFO ] [Real]Absence check using state equation in 69 ms returned unsat
[2024-05-23 17:02:26] [INFO ] [Real]Absence check using state equation in 75 ms returned sat
[2024-05-23 17:02:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:02:27] [INFO ] [Nat]Absence check using state equation in 1068 ms returned unknown
[2024-05-23 17:02:27] [INFO ] [Real]Absence check using state equation in 39 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 2, 1] Max Struct:[+inf, +inf, +inf, 1, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 1, +inf, 1]
FORMULA DNAwalker-PT-07track28RR-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-07track28RR-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-07track28RR-UpperBounds-03 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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 34 transition count 240
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 32 transition count 238
Applied a total of 12 rules in 56 ms. Remains 32 /34 variables (removed 2) and now considering 238/250 (removed 12) transitions.
Running 229 sub problems to find dead transitions.
// Phase 1: matrix 238 rows 32 cols
[2024-05-23 17:02:27] [INFO ] Computed 0 invariants in 10 ms
[2024-05-23 17:02:27] [INFO ] State equation strengthened by 36 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 1 (OVERLAPS) 238/266 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/266 variables, 36/64 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/266 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 4 (OVERLAPS) 4/270 variables, 4/68 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/270 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 6 (OVERLAPS) 0/270 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 229 unsolved
No progress, stopping.
After SMT solving in domain Real declared 270/270 variables, and 68 constraints, problems are : Problem set: 0 solved, 229 unsolved in 8925 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 229/229 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 229 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 1 (OVERLAPS) 238/266 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/266 variables, 36/64 constraints. Problems are: Problem set: 0 solved, 229 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 266/270 variables, and 293 constraints, problems are : Problem set: 0 solved, 229 unsolved in 20100 ms.
Refiners :[State Equation: 28/32 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 229/229 constraints, Known Traps: 0/0 constraints]
After SMT, in 29476ms problems are : Problem set: 0 solved, 229 unsolved
Search for dead transitions found 0 dead transitions in 29501ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29586 ms. Remains : 32/34 places, 238/250 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:02:57] [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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (70003 resets) in 3731 ms. (267 steps per ms)
BEST_FIRST walk for 13000012 steps (110069 resets) in 11052 ms. (1176 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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 17:03:12] [INFO ] Invariant cache hit.
[2024-05-23 17:03:12] [INFO ] [Real]Absence check using state equation in 72 ms returned sat
[2024-05-23 17:03:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:03:21] [INFO ] [Nat]Absence check using state equation in 9085 ms returned unknown
[2024-05-23 17:03:21] [INFO ] [Real]Absence check using state equation in 87 ms returned sat
[2024-05-23 17:03:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:03:30] [INFO ] [Nat]Absence check using state equation in 9082 ms returned unknown
[2024-05-23 17:03:30] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-05-23 17:03:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:03:39] [INFO ] [Nat]Absence check using state equation in 9056 ms returned unknown
[2024-05-23 17:03:39] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2024-05-23 17:03:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:03:49] [INFO ] [Nat]Absence check using state equation in 9052 ms returned unknown
[2024-05-23 17:03:49] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2024-05-23 17:03:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:03:58] [INFO ] [Nat]Absence check using state equation in 9048 ms returned unknown
[2024-05-23 17:03:58] [INFO ] [Real]Absence check using state equation in 74 ms returned sat
[2024-05-23 17:03:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:04:07] [INFO ] [Nat]Absence check using state equation in 9064 ms returned unknown
[2024-05-23 17:04:07] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2024-05-23 17:04:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:04:16] [INFO ] [Nat]Absence check using state equation in 9050 ms returned unknown
[2024-05-23 17:04:16] [INFO ] [Real]Absence check using state equation in 66 ms returned sat
[2024-05-23 17:04:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:04:25] [INFO ] [Nat]Absence check using state equation in 9065 ms returned unknown
[2024-05-23 17:04:25] [INFO ] [Real]Absence check using state equation in 64 ms returned sat
[2024-05-23 17:04:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:04:34] [INFO ] [Nat]Absence check using state equation in 9063 ms returned unknown
[2024-05-23 17:04:35] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-05-23 17:04:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:04:44] [INFO ] [Nat]Absence check using state equation in 9048 ms returned unknown
[2024-05-23 17:04:44] [INFO ] [Real]Absence check using state equation in 57 ms returned sat
[2024-05-23 17:04:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:04:53] [INFO ] [Nat]Absence check using state equation in 9075 ms returned unknown
[2024-05-23 17:04:53] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-05-23 17:04:53] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:05:02] [INFO ] [Nat]Absence check using state equation in 9053 ms returned unknown
[2024-05-23 17:05:02] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2024-05-23 17:05:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:05:11] [INFO ] [Nat]Absence check using state equation in 9053 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 238/238 transitions.
Applied a total of 0 rules in 9 ms. Remains 32 /32 variables (removed 0) and now considering 238/238 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 32/32 places, 238/238 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 238/238 transitions.
Applied a total of 0 rules in 7 ms. Remains 32 /32 variables (removed 0) and now considering 238/238 (removed 0) transitions.
[2024-05-23 17:05:11] [INFO ] Invariant cache hit.
[2024-05-23 17:05:11] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-05-23 17:05:11] [INFO ] Invariant cache hit.
[2024-05-23 17:05:11] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-23 17:05:12] [INFO ] Implicit Places using invariants and state equation in 398 ms returned [21, 31]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 5 transitions.
Implicit Place search using SMT with State Equation took 485 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 30/32 places, 233/238 transitions.
Applied a total of 0 rules in 13 ms. Remains 30 /30 variables (removed 0) and now considering 233/233 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 506 ms. Remains : 30/32 places, 233/238 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 233 rows 30 cols
[2024-05-23 17:05:12] [INFO ] Computed 0 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[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]
RANDOM walk for 1000000 steps (66558 resets) in 3441 ms. (290 steps per ms)
BEST_FIRST walk for 13000012 steps (107440 resets) in 10612 ms. (1224 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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 17:05:26] [INFO ] Invariant cache hit.
[2024-05-23 17:05:26] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-05-23 17:05:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:05:31] [INFO ] [Nat]Absence check using state equation in 4561 ms returned unknown
[2024-05-23 17:05:31] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-05-23 17:05:31] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:05:35] [INFO ] [Nat]Absence check using state equation in 4554 ms returned unknown
[2024-05-23 17:05:35] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-05-23 17:05:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:05:40] [INFO ] [Nat]Absence check using state equation in 4546 ms returned unknown
[2024-05-23 17:05:40] [INFO ] [Real]Absence check using state equation in 73 ms returned sat
[2024-05-23 17:05:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:05:45] [INFO ] [Nat]Absence check using state equation in 4562 ms returned unknown
[2024-05-23 17:05:45] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-05-23 17:05:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:05:49] [INFO ] [Nat]Absence check using state equation in 4545 ms returned unknown
[2024-05-23 17:05:49] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-05-23 17:05:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:05:54] [INFO ] [Nat]Absence check using state equation in 4569 ms returned unknown
[2024-05-23 17:05:54] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2024-05-23 17:05:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:05:59] [INFO ] [Nat]Absence check using state equation in 4550 ms returned unknown
[2024-05-23 17:05:59] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-05-23 17:05:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:06:03] [INFO ] [Nat]Absence check using state equation in 4545 ms returned unknown
[2024-05-23 17:06:03] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-05-23 17:06:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:06:08] [INFO ] [Nat]Absence check using state equation in 4550 ms returned unknown
[2024-05-23 17:06:08] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2024-05-23 17:06:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:06:13] [INFO ] [Nat]Absence check using state equation in 4547 ms returned unknown
[2024-05-23 17:06:13] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-05-23 17:06:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:06:17] [INFO ] [Nat]Absence check using state equation in 4545 ms returned unknown
[2024-05-23 17:06:17] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-05-23 17:06:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:06:22] [INFO ] [Nat]Absence check using state equation in 4545 ms returned unknown
[2024-05-23 17:06:22] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-05-23 17:06:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:06:27] [INFO ] [Nat]Absence check using state equation in 4544 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] Max Struct:[+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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Applied a total of 0 rules in 6 ms. Remains 30 /30 variables (removed 0) and now considering 233/233 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 30/30 places, 233/233 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Applied a total of 0 rules in 5 ms. Remains 30 /30 variables (removed 0) and now considering 233/233 (removed 0) transitions.
[2024-05-23 17:06:27] [INFO ] Invariant cache hit.
[2024-05-23 17:06:27] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-05-23 17:06:27] [INFO ] Invariant cache hit.
[2024-05-23 17:06:27] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-23 17:06:27] [INFO ] Implicit Places using invariants and state equation in 273 ms returned []
Implicit Place search using SMT with State Equation took 331 ms to find 0 implicit places.
[2024-05-23 17:06:27] [INFO ] Redundant transitions in 21 ms returned []
Running 224 sub problems to find dead transitions.
[2024-05-23 17:06:27] [INFO ] Invariant cache hit.
[2024-05-23 17:06:27] [INFO ] State equation strengthened by 36 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 233/259 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/259 variables, 36/62 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (OVERLAPS) 4/263 variables, 4/66 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/263 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (OVERLAPS) 0/263 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Real declared 263/263 variables, and 66 constraints, problems are : Problem set: 0 solved, 224 unsolved in 10806 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 233/259 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/259 variables, 36/62 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 224/286 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (OVERLAPS) 4/263 variables, 4/290 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 263/263 variables, and 290 constraints, problems are : Problem set: 0 solved, 224 unsolved in 30013 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
After SMT, in 41346ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 41353ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41727 ms. Remains : 30/30 places, 233/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2682 resets) in 2219 ms. (18 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (375 resets) in 240 ms. (165 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (288 resets) in 97 ms. (408 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (320 resets) in 99 ms. (400 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (318 resets) in 154 ms. (258 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (344 resets) in 142 ms. (279 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (308 resets) in 119 ms. (333 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (323 resets) in 117 ms. (339 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (310 resets) in 84 ms. (470 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (295 resets) in 86 ms. (459 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (425 resets) in 107 ms. (370 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (308 resets) in 83 ms. (476 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (318 resets) in 79 ms. (500 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (316 resets) in 90 ms. (439 steps per ms) remains 13/13 properties
Interrupted probabilistic random walk after 430065 steps, run timeout after 3001 ms. (steps per millisecond=143 ) properties seen :0 out of 13
Probabilistic random walk after 430065 steps, saw 97582 distinct states, run finished after 3006 ms. (steps per millisecond=143 ) properties seen :0
[2024-05-23 17:07:13] [INFO ] Invariant cache hit.
[2024-05-23 17:07:13] [INFO ] State equation strengthened by 36 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 179/192 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 36/49 constraints. Problems are: Problem set: 0 solved, 13 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 71/263 variables, 17/66 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/263 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (OVERLAPS) 0/263 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 263/263 variables, and 66 constraints, problems are : Problem set: 0 solved, 13 unsolved in 582 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 179/192 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 36/49 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 2/51 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 263/263 variables, and 68 constraints, problems are : Problem set: 0 solved, 13 unsolved in 5007 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 2/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 5599ms problems are : Problem set: 0 solved, 13 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 13 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Applied a total of 0 rules in 7 ms. Remains 30 /30 variables (removed 0) and now considering 233/233 (removed 0) transitions.
Running 224 sub problems to find dead transitions.
[2024-05-23 17:07:18] [INFO ] Invariant cache hit.
[2024-05-23 17:07:18] [INFO ] State equation strengthened by 36 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 233/259 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/259 variables, 36/62 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (OVERLAPS) 4/263 variables, 4/66 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/263 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (OVERLAPS) 0/263 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Real declared 263/263 variables, and 66 constraints, problems are : Problem set: 0 solved, 224 unsolved in 9097 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 233/259 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/259 variables, 36/62 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 224/286 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (OVERLAPS) 4/263 variables, 4/290 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 263/263 variables, and 290 constraints, problems are : Problem set: 0 solved, 224 unsolved in 20018 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
After SMT, in 29299ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 29303ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29312 ms. Remains : 30/30 places, 233/233 transitions.
RANDOM walk for 40000 steps (2683 resets) in 480 ms. (83 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (380 resets) in 74 ms. (533 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (300 resets) in 71 ms. (555 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (332 resets) in 80 ms. (493 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (312 resets) in 69 ms. (571 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (349 resets) in 78 ms. (506 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (302 resets) in 73 ms. (540 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (330 resets) in 70 ms. (563 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (313 resets) in 69 ms. (571 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (295 resets) in 80 ms. (493 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (432 resets) in 71 ms. (555 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (311 resets) in 70 ms. (563 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (312 resets) in 66 ms. (597 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (320 resets) in 68 ms. (579 steps per ms) remains 13/13 properties
Interrupted probabilistic random walk after 394710 steps, run timeout after 3001 ms. (steps per millisecond=131 ) properties seen :0 out of 13
Probabilistic random walk after 394710 steps, saw 90300 distinct states, run finished after 3001 ms. (steps per millisecond=131 ) properties seen :0
[2024-05-23 17:07:51] [INFO ] Invariant cache hit.
[2024-05-23 17:07:51] [INFO ] State equation strengthened by 36 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 179/192 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 36/49 constraints. Problems are: Problem set: 0 solved, 13 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 71/263 variables, 17/66 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/263 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (OVERLAPS) 0/263 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 263/263 variables, and 66 constraints, problems are : Problem set: 0 solved, 13 unsolved in 434 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 179/192 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 36/49 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 2/51 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 263/263 variables, and 68 constraints, problems are : Problem set: 0 solved, 13 unsolved in 45007 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 2/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 45451ms problems are : Problem set: 0 solved, 13 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 13 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Applied a total of 0 rules in 5 ms. Remains 30 /30 variables (removed 0) and now considering 233/233 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 30/30 places, 233/233 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Applied a total of 0 rules in 3 ms. Remains 30 /30 variables (removed 0) and now considering 233/233 (removed 0) transitions.
[2024-05-23 17:08:37] [INFO ] Invariant cache hit.
[2024-05-23 17:08:37] [INFO ] Implicit Places using invariants in 42 ms returned []
[2024-05-23 17:08:37] [INFO ] Invariant cache hit.
[2024-05-23 17:08:37] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-23 17:08:37] [INFO ] Implicit Places using invariants and state equation in 356 ms returned []
Implicit Place search using SMT with State Equation took 402 ms to find 0 implicit places.
[2024-05-23 17:08:37] [INFO ] Redundant transitions in 12 ms returned []
Running 224 sub problems to find dead transitions.
[2024-05-23 17:08:37] [INFO ] Invariant cache hit.
[2024-05-23 17:08:37] [INFO ] State equation strengthened by 36 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 233/259 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/259 variables, 36/62 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (OVERLAPS) 4/263 variables, 4/66 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/263 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (OVERLAPS) 0/263 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Real declared 263/263 variables, and 66 constraints, problems are : Problem set: 0 solved, 224 unsolved in 9819 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 233/259 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/259 variables, 36/62 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 224/286 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (OVERLAPS) 4/263 variables, 4/290 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 263/263 variables, and 290 constraints, problems are : Problem set: 0 solved, 224 unsolved in 30015 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
After SMT, in 40061ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 40066ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40490 ms. Remains : 30/30 places, 233/233 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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Starting property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
[2024-05-23 17:09:17] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (678 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (95 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:09:17] [INFO ] Invariant cache hit.
[2024-05-23 17:09:17] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-05-23 17:09:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:09:18] [INFO ] [Nat]Absence check using state equation in 546 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Graph (complete) has 226 edges and 30 vertex of which 29 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 15 place count 29 transition count 219
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 19 place count 25 transition count 215
Applied a total of 19 rules in 24 ms. Remains 25 /30 variables (removed 5) and now considering 215/233 (removed 18) transitions.
Running 210 sub problems to find dead transitions.
// Phase 1: matrix 215 rows 25 cols
[2024-05-23 17:09:18] [INFO ] Computed 0 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 4102 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 20018 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 24250ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 24253ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24278 ms. Remains : 25/30 places, 215/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:09:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (64687 resets) in 3272 ms. (305 steps per ms)
BEST_FIRST walk for 1000001 steps (13686 resets) in 724 ms. (1379 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:09:46] [INFO ] Invariant cache hit.
[2024-05-23 17:09:46] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2024-05-23 17:09:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:09:55] [INFO ] [Nat]Absence check using state equation in 9041 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 25/25 places, 215/215 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2024-05-23 17:09:55] [INFO ] Invariant cache hit.
[2024-05-23 17:09:55] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-05-23 17:09:55] [INFO ] Invariant cache hit.
[2024-05-23 17:09:56] [INFO ] Implicit Places using invariants and state equation in 315 ms returned []
Implicit Place search using SMT with State Equation took 382 ms to find 0 implicit places.
[2024-05-23 17:09:56] [INFO ] Redundant transitions in 4 ms returned []
Running 210 sub problems to find dead transitions.
[2024-05-23 17:09:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 4840 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30027 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 35065ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 35071ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35471 ms. Remains : 25/25 places, 215/215 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2610 resets) in 131 ms. (303 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (544 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1471956 steps, run timeout after 3001 ms. (steps per millisecond=490 ) properties seen :0 out of 1
Probabilistic random walk after 1471956 steps, saw 346016 distinct states, run finished after 3001 ms. (steps per millisecond=490 ) properties seen :0
[2024-05-23 17:10:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 61/67 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 55/122 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/204 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/204 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 36/240 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 97 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 61/67 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 55/122 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 82/204 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/204 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1095 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1209ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 6 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Running 210 sub problems to find dead transitions.
[2024-05-23 17:10:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 4226 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 235 constraints, problems are : Problem set: 0 solved, 210 unsolved in 20043 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 24457ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 24461ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24468 ms. Remains : 25/25 places, 215/215 transitions.
RANDOM walk for 40000 steps (2603 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (542 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1582526 steps, run timeout after 3001 ms. (steps per millisecond=527 ) properties seen :0 out of 1
Probabilistic random walk after 1582526 steps, saw 372006 distinct states, run finished after 3001 ms. (steps per millisecond=527 ) properties seen :0
[2024-05-23 17:11:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 61/67 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 55/122 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/204 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/204 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 36/240 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 153 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 61/67 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 55/122 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 82/204 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/204 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9121 ms.
Refiners :[State Equation: 25/25 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 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 25/25 places, 215/215 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2024-05-23 17:11:12] [INFO ] Invariant cache hit.
[2024-05-23 17:11:12] [INFO ] Implicit Places using invariants in 149 ms returned []
[2024-05-23 17:11:12] [INFO ] Invariant cache hit.
[2024-05-23 17:11:12] [INFO ] Implicit Places using invariants and state equation in 203 ms returned []
Implicit Place search using SMT with State Equation took 363 ms to find 0 implicit places.
[2024-05-23 17:11:12] [INFO ] Redundant transitions in 3 ms returned []
Running 210 sub problems to find dead transitions.
[2024-05-23 17:11:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 4091 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 235 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30048 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 34276ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 34279ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34656 ms. Remains : 25/25 places, 215/215 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-00 in 149553 ms.
Starting property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 233 rows 30 cols
[2024-05-23 17:11:47] [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 (667 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (75 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:11:47] [INFO ] Invariant cache hit.
[2024-05-23 17:11:47] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2024-05-23 17:11:47] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:11:47] [INFO ] [Nat]Absence check using state equation in 542 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 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Graph (complete) has 226 edges and 30 vertex of which 28 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 20 place count 28 transition count 214
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 24 place count 24 transition count 210
Applied a total of 24 rules in 17 ms. Remains 24 /30 variables (removed 6) and now considering 210/233 (removed 23) transitions.
Running 205 sub problems to find dead transitions.
// Phase 1: matrix 210 rows 24 cols
[2024-05-23 17:11:47] [INFO ] Computed 0 invariants in 15 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4002 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20015 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 24276ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24286ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24304 ms. Remains : 24/30 places, 210/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:12:12] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (53605 resets) in 2348 ms. (425 steps per ms)
BEST_FIRST walk for 1000001 steps (9275 resets) in 712 ms. (1402 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:12:15] [INFO ] Invariant cache hit.
[2024-05-23 17:12:15] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2024-05-23 17:12:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:12:20] [INFO ] [Nat]Absence check using state equation in 4553 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-05-23 17:12:20] [INFO ] Invariant cache hit.
[2024-05-23 17:12:20] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-05-23 17:12:20] [INFO ] Invariant cache hit.
[2024-05-23 17:12:20] [INFO ] Implicit Places using invariants and state equation in 186 ms returned []
Implicit Place search using SMT with State Equation took 235 ms to find 0 implicit places.
[2024-05-23 17:12:20] [INFO ] Redundant transitions in 2 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 17:12:20] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3702 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 229 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30039 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 33859ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 33861ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34105 ms. Remains : 24/24 places, 210/210 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2144 resets) in 143 ms. (277 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (367 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1622372 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1622372 steps, saw 368975 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
[2024-05-23 17:12:57] [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) 24/25 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 142/167 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 63/230 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 4/234 variables, 2/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 97 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 24/25 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 142/167 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/167 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 63/230 variables, 9/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/230 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1079 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1181ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-05-23 17:12:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3725 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20014 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 23852ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 23855ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23858 ms. Remains : 24/24 places, 210/210 transitions.
RANDOM walk for 40000 steps (2144 resets) in 157 ms. (253 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (370 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1499959 steps, run timeout after 3001 ms. (steps per millisecond=499 ) properties seen :0 out of 1
Probabilistic random walk after 1499959 steps, saw 340767 distinct states, run finished after 3001 ms. (steps per millisecond=499 ) properties seen :0
[2024-05-23 17:13:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 24/25 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 142/167 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 63/230 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 4/234 variables, 2/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 103 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 24/25 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 142/167 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/167 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 63/230 variables, 9/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/230 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9100 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9212ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 8 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-05-23 17:13:34] [INFO ] Invariant cache hit.
[2024-05-23 17:13:34] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-05-23 17:13:34] [INFO ] Invariant cache hit.
[2024-05-23 17:13:34] [INFO ] Implicit Places using invariants and state equation in 199 ms returned []
Implicit Place search using SMT with State Equation took 259 ms to find 0 implicit places.
[2024-05-23 17:13:34] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 17:13:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4325 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30012 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34531ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34535ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34811 ms. Remains : 24/24 places, 210/210 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-01 in 142222 ms.
Starting property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 233 rows 30 cols
[2024-05-23 17:14:09] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (663 resets) in 28 ms. (344 steps per ms)
BEST_FIRST walk for 10001 steps (80 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:14:09] [INFO ] Invariant cache hit.
[2024-05-23 17:14:09] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2024-05-23 17:14:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:14:10] [INFO ] [Nat]Absence check using state equation in 552 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Graph (complete) has 226 edges and 30 vertex of which 29 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 14 place count 29 transition count 220
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 17 place count 26 transition count 217
Applied a total of 17 rules in 7 ms. Remains 26 /30 variables (removed 4) and now considering 217/233 (removed 16) transitions.
Running 211 sub problems to find dead transitions.
// Phase 1: matrix 217 rows 26 cols
[2024-05-23 17:14:10] [INFO ] Computed 0 invariants in 1 ms
[2024-05-23 17:14:10] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 217/242 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 7/32 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/242 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 4 (OVERLAPS) 1/243 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/243 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 6 (OVERLAPS) 0/243 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 211 unsolved
No progress, stopping.
After SMT solving in domain Real declared 243/243 variables, and 33 constraints, problems are : Problem set: 0 solved, 211 unsolved in 7744 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 211/211 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 211 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 217/242 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 211 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/243 variables, and 32 constraints, problems are : Problem set: 0 solved, 211 unsolved in 20019 ms.
Refiners :[State Equation: 25/26 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 0/211 constraints, Known Traps: 0/0 constraints]
After SMT, in 27902ms problems are : Problem set: 0 solved, 211 unsolved
Search for dead transitions found 0 dead transitions in 27905ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27913 ms. Remains : 26/30 places, 217/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:14:38] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (61752 resets) in 2965 ms. (337 steps per ms)
BEST_FIRST walk for 1000000 steps (9996 resets) in 732 ms. (1364 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:14:41] [INFO ] Invariant cache hit.
[2024-05-23 17:14:41] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-05-23 17:14:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:14:46] [INFO ] [Nat]Absence check using state equation in 4544 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 217/217 transitions.
Applied a total of 0 rules in 3 ms. Remains 26 /26 variables (removed 0) and now considering 217/217 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 26/26 places, 217/217 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 217/217 transitions.
Applied a total of 0 rules in 3 ms. Remains 26 /26 variables (removed 0) and now considering 217/217 (removed 0) transitions.
[2024-05-23 17:14:46] [INFO ] Invariant cache hit.
[2024-05-23 17:14:46] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-05-23 17:14:46] [INFO ] Invariant cache hit.
[2024-05-23 17:14:46] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-05-23 17:14:46] [INFO ] Implicit Places using invariants and state equation in 262 ms returned [17]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 5 transitions.
Implicit Place search using SMT with State Equation took 320 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 25/26 places, 212/217 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 326 ms. Remains : 25/26 places, 212/217 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 212 rows 25 cols
[2024-05-23 17:14:46] [INFO ] Computed 0 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (52805 resets) in 2961 ms. (337 steps per ms)
BEST_FIRST walk for 1000000 steps (8873 resets) in 874 ms. (1142 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:14:50] [INFO ] Invariant cache hit.
[2024-05-23 17:14:50] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-05-23 17:14:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:14:59] [INFO ] [Nat]Absence check using state equation in 9043 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-23 17:14:59] [INFO ] Invariant cache hit.
[2024-05-23 17:14:59] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-05-23 17:14:59] [INFO ] Invariant cache hit.
[2024-05-23 17:15:00] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-05-23 17:15:00] [INFO ] Implicit Places using invariants and state equation in 190 ms returned []
Implicit Place search using SMT with State Equation took 242 ms to find 0 implicit places.
[2024-05-23 17:15:00] [INFO ] Redundant transitions in 6 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:15:00] [INFO ] Invariant cache hit.
[2024-05-23 17:15:00] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 7/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 32 constraints, problems are : Problem set: 0 solved, 206 unsolved in 5640 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 7/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 206/237 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 237 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30013 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35765ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35767ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36027 ms. Remains : 25/25 places, 212/212 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2124 resets) in 206 ms. (193 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (360 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1428529 steps, run timeout after 3001 ms. (steps per millisecond=476 ) properties seen :0 out of 1
Probabilistic random walk after 1428529 steps, saw 352327 distinct states, run finished after 3001 ms. (steps per millisecond=476 ) properties seen :0
[2024-05-23 17:15:39] [INFO ] Invariant cache hit.
[2024-05-23 17:15:39] [INFO ] State equation strengthened by 7 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) 16/17 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 74/91 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 82/173 variables, 6/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/173 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 64/237 variables, 10/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/237 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 101 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 7/7 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) 16/17 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 74/91 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/91 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/173 variables, 6/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/173 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 33 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1103 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1226ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-05-23 17:15:40] [INFO ] Invariant cache hit.
[2024-05-23 17:15:40] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 7/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 32 constraints, problems are : Problem set: 0 solved, 206 unsolved in 6578 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 7/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 237 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20039 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 26731ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 26733ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26737 ms. Remains : 25/25 places, 212/212 transitions.
RANDOM walk for 40000 steps (2120 resets) in 157 ms. (253 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (348 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1352990 steps, run timeout after 3001 ms. (steps per millisecond=450 ) properties seen :0 out of 1
Probabilistic random walk after 1352990 steps, saw 329729 distinct states, run finished after 3001 ms. (steps per millisecond=450 ) properties seen :0
[2024-05-23 17:16:10] [INFO ] Invariant cache hit.
[2024-05-23 17:16:10] [INFO ] State equation strengthened by 7 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) 16/17 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 74/91 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 82/173 variables, 6/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/173 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 64/237 variables, 10/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/237 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 102 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 7/7 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) 16/17 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 74/91 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/91 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/173 variables, 6/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/173 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 33 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9129 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9250ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 25/25 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-23 17:16:19] [INFO ] Invariant cache hit.
[2024-05-23 17:16:19] [INFO ] Implicit Places using invariants in 59 ms returned []
[2024-05-23 17:16:19] [INFO ] Invariant cache hit.
[2024-05-23 17:16:19] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-05-23 17:16:19] [INFO ] Implicit Places using invariants and state equation in 201 ms returned []
Implicit Place search using SMT with State Equation took 295 ms to find 0 implicit places.
[2024-05-23 17:16:19] [INFO ] Redundant transitions in 3 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:16:19] [INFO ] Invariant cache hit.
[2024-05-23 17:16:19] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 7/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 32 constraints, problems are : Problem set: 0 solved, 206 unsolved in 7413 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 31 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30016 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 37587ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 37590ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37907 ms. Remains : 25/25 places, 212/212 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-02 in 167926 ms.
Starting property specific reduction for DNAwalker-PT-07track28RR-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 233 rows 30 cols
[2024-05-23 17:16:57] [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 (660 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (76 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:16:57] [INFO ] Invariant cache hit.
[2024-05-23 17:16:57] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-05-23 17:16:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:16:58] [INFO ] [Nat]Absence check using state equation in 547 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 30 transition count 227
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 26 transition count 223
Applied a total of 10 rules in 7 ms. Remains 26 /30 variables (removed 4) and now considering 223/233 (removed 10) transitions.
Running 218 sub problems to find dead transitions.
// Phase 1: matrix 223 rows 26 cols
[2024-05-23 17:16:58] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 223/249 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/249 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (OVERLAPS) 0/249 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 218 unsolved
No progress, stopping.
After SMT solving in domain Real declared 249/249 variables, and 26 constraints, problems are : Problem set: 0 solved, 218 unsolved in 4154 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 249/249 variables, and 26 constraints, problems are : Problem set: 0 solved, 218 unsolved in 20011 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 0/218 constraints, Known Traps: 0/0 constraints]
After SMT, in 24285ms problems are : Problem set: 0 solved, 218 unsolved
Search for dead transitions found 0 dead transitions in 24287ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24295 ms. Remains : 26/30 places, 223/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:17:22] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (81740 resets) in 2615 ms. (382 steps per ms)
BEST_FIRST walk for 1000001 steps (12474 resets) in 747 ms. (1336 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:17:25] [INFO ] Invariant cache hit.
[2024-05-23 17:17:25] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-05-23 17:17:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:30] [INFO ] [Nat]Absence check using state equation in 4545 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 223/223 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 26/26 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 223/223 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2024-05-23 17:17:30] [INFO ] Invariant cache hit.
[2024-05-23 17:17:30] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-23 17:17:30] [INFO ] Invariant cache hit.
[2024-05-23 17:17:30] [INFO ] Implicit Places using invariants and state equation in 205 ms returned [16, 23]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 12 transitions.
Implicit Place search using SMT with State Equation took 284 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 24/26 places, 211/223 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 288 ms. Remains : 24/26 places, 211/223 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 211 rows 24 cols
[2024-05-23 17:17:30] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (56096 resets) in 2765 ms. (361 steps per ms)
BEST_FIRST walk for 1000001 steps (9514 resets) in 741 ms. (1347 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:17:34] [INFO ] Invariant cache hit.
[2024-05-23 17:17:34] [INFO ] [Real]Absence check using state equation in 72 ms returned sat
[2024-05-23 17:17:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:39] [INFO ] [Nat]Absence check using state equation in 4563 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 17:17:39] [INFO ] Invariant cache hit.
[2024-05-23 17:17:39] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-23 17:17:39] [INFO ] Invariant cache hit.
[2024-05-23 17:17:39] [INFO ] Implicit Places using invariants and state equation in 219 ms returned []
Implicit Place search using SMT with State Equation took 273 ms to find 0 implicit places.
[2024-05-23 17:17:39] [INFO ] Redundant transitions in 2 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:17:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4067 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30012 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 34222ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 34225ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34514 ms. Remains : 24/24 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2233 resets) in 153 ms. (259 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (379 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1545463 steps, run timeout after 3001 ms. (steps per millisecond=514 ) properties seen :0 out of 1
Probabilistic random walk after 1545463 steps, saw 368382 distinct states, run finished after 3006 ms. (steps per millisecond=514 ) properties seen :0
[2024-05-23 17:18:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 84/102 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 85/187 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/187 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 48/235 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 87 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 84/102 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 85/187 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/187 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1075 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1189ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-05-23 17:18:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 5458 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20019 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 25617ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 25620ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25623 ms. Remains : 24/24 places, 211/211 transitions.
RANDOM walk for 40000 steps (2254 resets) in 192 ms. (207 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (383 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1618406 steps, run timeout after 3001 ms. (steps per millisecond=539 ) properties seen :0 out of 1
Probabilistic random walk after 1618406 steps, saw 385973 distinct states, run finished after 3004 ms. (steps per millisecond=538 ) properties seen :0
[2024-05-23 17:18:46] [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) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 84/102 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 85/187 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/187 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 48/235 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 86 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 84/102 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 85/187 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/187 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9074 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9180ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 17:18:55] [INFO ] Invariant cache hit.
[2024-05-23 17:18:55] [INFO ] Implicit Places using invariants in 79 ms returned []
[2024-05-23 17:18:55] [INFO ] Invariant cache hit.
[2024-05-23 17:18:56] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 288 ms to find 0 implicit places.
[2024-05-23 17:18:56] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:18:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4618 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30012 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 34759ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 34761ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35066 ms. Remains : 24/24 places, 211/211 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-04 in 153596 ms.
Starting property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[2] Max Struct:[+inf]
// Phase 1: matrix 233 rows 30 cols
[2024-05-23 17:19:30] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 10000 steps (663 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (86 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:19:30] [INFO ] Invariant cache hit.
[2024-05-23 17:19:31] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-05-23 17:19:31] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:19:31] [INFO ] [Nat]Absence check using state equation in 551 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Graph (complete) has 226 edges and 30 vertex of which 28 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 20 place count 28 transition count 214
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 24 place count 24 transition count 210
Applied a total of 24 rules in 7 ms. Remains 24 /30 variables (removed 6) and now considering 210/233 (removed 23) transitions.
Running 205 sub problems to find dead transitions.
// Phase 1: matrix 210 rows 24 cols
[2024-05-23 17:19:31] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4291 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20030 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 24436ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24438ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24446 ms. Remains : 24/30 places, 210/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:19:56] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (53594 resets) in 2471 ms. (404 steps per ms)
BEST_FIRST walk for 1000001 steps (9206 resets) in 696 ms. (1434 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:19:59] [INFO ] Invariant cache hit.
[2024-05-23 17:19:59] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2024-05-23 17:19:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:20:04] [INFO ] [Nat]Absence check using state equation in 4542 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-05-23 17:20:04] [INFO ] Invariant cache hit.
[2024-05-23 17:20:04] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-05-23 17:20:04] [INFO ] Invariant cache hit.
[2024-05-23 17:20:04] [INFO ] Implicit Places using invariants and state equation in 182 ms returned []
Implicit Place search using SMT with State Equation took 239 ms to find 0 implicit places.
[2024-05-23 17:20:04] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 17:20:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4586 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30010 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34793ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34795ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35051 ms. Remains : 24/24 places, 210/210 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2122 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (366 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1779874 steps, run timeout after 3001 ms. (steps per millisecond=593 ) properties seen :0 out of 1
Probabilistic random walk after 1779874 steps, saw 405561 distinct states, run finished after 3001 ms. (steps per millisecond=593 ) properties seen :0
[2024-05-23 17:20:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 10/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/80 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 102/182 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 52/234 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 116 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 10/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/80 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 102/182 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1074 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1207ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-05-23 17:20:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4438 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20011 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 24562ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24565ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24569 ms. Remains : 24/24 places, 210/210 transitions.
RANDOM walk for 40000 steps (2155 resets) in 139 ms. (285 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (362 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1798800 steps, run timeout after 3001 ms. (steps per millisecond=599 ) properties seen :0 out of 1
Probabilistic random walk after 1798800 steps, saw 409342 distinct states, run finished after 3001 ms. (steps per millisecond=599 ) properties seen :0
[2024-05-23 17:21:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 10/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/80 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 102/182 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 52/234 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 88 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 10/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/80 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 102/182 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9082 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9175ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-05-23 17:21:20] [INFO ] Invariant cache hit.
[2024-05-23 17:21:20] [INFO ] Implicit Places using invariants in 55 ms returned []
[2024-05-23 17:21:20] [INFO ] Invariant cache hit.
[2024-05-23 17:21:20] [INFO ] Implicit Places using invariants and state equation in 300 ms returned []
Implicit Place search using SMT with State Equation took 359 ms to find 0 implicit places.
[2024-05-23 17:21:20] [INFO ] Redundant transitions in 2 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 17:21:20] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4314 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30016 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34517ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34521ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34891 ms. Remains : 24/24 places, 210/210 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-05 in 144185 ms.
Starting property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-06
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 233 rows 30 cols
[2024-05-23 17:21:55] [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 (674 resets) in 28 ms. (344 steps per ms)
BEST_FIRST walk for 10001 steps (74 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:21:55] [INFO ] Invariant cache hit.
[2024-05-23 17:21:55] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2024-05-23 17:21:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:21:55] [INFO ] [Nat]Absence check using state equation in 561 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 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Graph (complete) has 226 edges and 30 vertex of which 28 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 20 place count 28 transition count 214
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 23 place count 25 transition count 211
Applied a total of 23 rules in 5 ms. Remains 25 /30 variables (removed 5) and now considering 211/233 (removed 22) transitions.
Running 205 sub problems to find dead transitions.
// Phase 1: matrix 211 rows 25 cols
[2024-05-23 17:21:55] [INFO ] Computed 0 invariants in 1 ms
[2024-05-23 17:21:55] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 12/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (OVERLAPS) 1/236 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 6 (OVERLAPS) 0/236 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 37 constraints, problems are : Problem set: 0 solved, 205 unsolved in 5685 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 12/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 205/241 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (OVERLAPS) 1/236 variables, 1/242 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 242 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20015 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 25816ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 25818ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25825 ms. Remains : 25/30 places, 211/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:22:21] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (50338 resets) in 2382 ms. (419 steps per ms)
BEST_FIRST walk for 1000000 steps (8736 resets) in 817 ms. (1222 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:22:25] [INFO ] Invariant cache hit.
[2024-05-23 17:22:25] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-05-23 17:22:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:22:34] [INFO ] [Nat]Absence check using state equation in 9048 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 17:22:34] [INFO ] Invariant cache hit.
[2024-05-23 17:22:34] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-05-23 17:22:34] [INFO ] Invariant cache hit.
[2024-05-23 17:22:34] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-05-23 17:22:34] [INFO ] Implicit Places using invariants and state equation in 278 ms returned []
Implicit Place search using SMT with State Equation took 329 ms to find 0 implicit places.
[2024-05-23 17:22:34] [INFO ] Redundant transitions in 2 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 17:22:34] [INFO ] Invariant cache hit.
[2024-05-23 17:22:34] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 12/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (OVERLAPS) 1/236 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 6 (OVERLAPS) 0/236 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 37 constraints, problems are : Problem set: 0 solved, 205 unsolved in 7483 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 12/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 205/241 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/236 variables, and 241 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30017 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 37678ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 37682ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38029 ms. Remains : 25/25 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2005 resets) in 206 ms. (193 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (346 resets) in 66 ms. (597 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1592563 steps, run timeout after 3001 ms. (steps per millisecond=530 ) properties seen :0 out of 1
Probabilistic random walk after 1592563 steps, saw 389757 distinct states, run finished after 3005 ms. (steps per millisecond=529 ) properties seen :0
[2024-05-23 17:23:15] [INFO ] Invariant cache hit.
[2024-05-23 17:23:15] [INFO ] State equation strengthened by 12 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) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 143/169 variables, 13/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 63/232 variables, 9/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/236 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/236 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 37 constraints, problems are : Problem set: 0 solved, 1 unsolved in 101 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 143/169 variables, 13/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 63/232 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/232 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 38 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1089 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1203ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 211/211 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-05-23 17:23:16] [INFO ] Invariant cache hit.
[2024-05-23 17:23:16] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 12/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (OVERLAPS) 1/236 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 6 (OVERLAPS) 0/236 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 37 constraints, problems are : Problem set: 0 solved, 205 unsolved in 6791 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 12/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 205/241 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (OVERLAPS) 1/236 variables, 1/242 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 242 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20020 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 27011ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 27015ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27021 ms. Remains : 25/25 places, 211/211 transitions.
RANDOM walk for 40000 steps (2032 resets) in 170 ms. (233 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (344 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1561784 steps, run timeout after 3001 ms. (steps per millisecond=520 ) properties seen :0 out of 1
Probabilistic random walk after 1561784 steps, saw 380709 distinct states, run finished after 3004 ms. (steps per millisecond=519 ) properties seen :0
[2024-05-23 17:23:46] [INFO ] Invariant cache hit.
[2024-05-23 17:23:46] [INFO ] State equation strengthened by 12 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) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 143/169 variables, 13/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 63/232 variables, 9/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/236 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/236 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 37 constraints, problems are : Problem set: 0 solved, 1 unsolved in 93 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 143/169 variables, 13/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 63/232 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/232 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 38 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9092 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9204ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 17:23:55] [INFO ] Invariant cache hit.
[2024-05-23 17:23:55] [INFO ] Implicit Places using invariants in 73 ms returned []
[2024-05-23 17:23:55] [INFO ] Invariant cache hit.
[2024-05-23 17:23:56] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-05-23 17:23:56] [INFO ] Implicit Places using invariants and state equation in 465 ms returned []
Implicit Place search using SMT with State Equation took 543 ms to find 0 implicit places.
[2024-05-23 17:23:56] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 17:23:56] [INFO ] Invariant cache hit.
[2024-05-23 17:23:56] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 12/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (OVERLAPS) 1/236 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 6 (OVERLAPS) 0/236 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 37 constraints, problems are : Problem set: 0 solved, 205 unsolved in 6912 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 12/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/235 variables, 205/241 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 242 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30016 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 37143ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 37147ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37711 ms. Remains : 25/25 places, 211/211 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-06 in 158478 ms.
Starting property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-07
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 233 rows 30 cols
[2024-05-23 17:24:33] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (659 resets) in 44 ms. (222 steps per ms)
BEST_FIRST walk for 10001 steps (84 resets) in 13 ms. (714 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:24:33] [INFO ] Invariant cache hit.
[2024-05-23 17:24:33] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2024-05-23 17:24:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:24:34] [INFO ] [Nat]Absence check using state equation in 563 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 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Graph (complete) has 226 edges and 30 vertex of which 29 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 29 transition count 222
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 15 place count 26 transition count 219
Applied a total of 15 rules in 9 ms. Remains 26 /30 variables (removed 4) and now considering 219/233 (removed 14) transitions.
Running 213 sub problems to find dead transitions.
// Phase 1: matrix 219 rows 26 cols
[2024-05-23 17:24:34] [INFO ] Computed 0 invariants in 1 ms
[2024-05-23 17:24:34] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 219/244 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/244 variables, 8/33 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/244 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (OVERLAPS) 1/245 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/245 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 0/245 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 245/245 variables, and 34 constraints, problems are : Problem set: 0 solved, 213 unsolved in 6695 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 219/244 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/245 variables, and 33 constraints, problems are : Problem set: 0 solved, 213 unsolved in 20011 ms.
Refiners :[State Equation: 25/26 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 0/213 constraints, Known Traps: 0/0 constraints]
After SMT, in 26880ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 26884ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26895 ms. Remains : 26/30 places, 219/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:25:01] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (66997 resets) in 2531 ms. (394 steps per ms)
BEST_FIRST walk for 1000001 steps (10525 resets) in 730 ms. (1367 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:25:04] [INFO ] Invariant cache hit.
[2024-05-23 17:25:04] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2024-05-23 17:25:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:25:09] [INFO ] [Nat]Absence check using state equation in 4558 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 219/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 26 /26 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 26/26 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 219/219 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-23 17:25:09] [INFO ] Invariant cache hit.
[2024-05-23 17:25:09] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-23 17:25:09] [INFO ] Invariant cache hit.
[2024-05-23 17:25:09] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-23 17:25:09] [INFO ] Implicit Places using invariants and state equation in 236 ms returned [23]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 7 transitions.
Implicit Place search using SMT with State Equation took 306 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 25/26 places, 212/219 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 310 ms. Remains : 25/26 places, 212/219 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 212 rows 25 cols
[2024-05-23 17:25:09] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (52807 resets) in 2635 ms. (379 steps per ms)
BEST_FIRST walk for 1000001 steps (8893 resets) in 720 ms. (1386 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:25:13] [INFO ] Invariant cache hit.
[2024-05-23 17:25:13] [INFO ] [Real]Absence check using state equation in 58 ms returned sat
[2024-05-23 17:25:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:25:22] [INFO ] [Nat]Absence check using state equation in 9044 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-23 17:25:22] [INFO ] Invariant cache hit.
[2024-05-23 17:25:22] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-05-23 17:25:22] [INFO ] Invariant cache hit.
[2024-05-23 17:25:22] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-23 17:25:22] [INFO ] Implicit Places using invariants and state equation in 217 ms returned []
Implicit Place search using SMT with State Equation took 269 ms to find 0 implicit places.
[2024-05-23 17:25:22] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:25:22] [INFO ] Invariant cache hit.
[2024-05-23 17:25:22] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 8/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 33 constraints, problems are : Problem set: 0 solved, 206 unsolved in 6130 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 32 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30018 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 36341ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 36345ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36624 ms. Remains : 25/25 places, 212/212 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2108 resets) in 181 ms. (219 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (350 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1463300 steps, run timeout after 3001 ms. (steps per millisecond=487 ) properties seen :0 out of 1
Probabilistic random walk after 1463300 steps, saw 346287 distinct states, run finished after 3006 ms. (steps per millisecond=486 ) properties seen :0
[2024-05-23 17:26:02] [INFO ] Invariant cache hit.
[2024-05-23 17:26:02] [INFO ] State equation strengthened by 8 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) 18/19 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 85/104 variables, 9/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/104 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 85/189 variables, 7/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 48/237 variables, 8/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/237 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 33 constraints, problems are : Problem set: 0 solved, 1 unsolved in 84 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 8/8 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) 18/19 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 85/104 variables, 9/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/104 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/104 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 85/189 variables, 7/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/189 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1079 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1195ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-05-23 17:26:03] [INFO ] Invariant cache hit.
[2024-05-23 17:26:03] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 8/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 33 constraints, problems are : Problem set: 0 solved, 206 unsolved in 7586 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 8/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 238 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20040 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 27814ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 27816ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27820 ms. Remains : 25/25 places, 212/212 transitions.
RANDOM walk for 40000 steps (2101 resets) in 194 ms. (205 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (355 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1667291 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :0 out of 1
Probabilistic random walk after 1667291 steps, saw 404735 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
[2024-05-23 17:26:34] [INFO ] Invariant cache hit.
[2024-05-23 17:26:34] [INFO ] State equation strengthened by 8 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) 18/19 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 85/104 variables, 9/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/104 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 85/189 variables, 7/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 48/237 variables, 8/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/237 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 33 constraints, problems are : Problem set: 0 solved, 1 unsolved in 106 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 8/8 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) 18/19 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 85/104 variables, 9/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/104 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/104 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 85/189 variables, 7/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/189 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9109 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9230ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-23 17:26:43] [INFO ] Invariant cache hit.
[2024-05-23 17:26:43] [INFO ] Implicit Places using invariants in 49 ms returned []
[2024-05-23 17:26:43] [INFO ] Invariant cache hit.
[2024-05-23 17:26:43] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-23 17:26:43] [INFO ] Implicit Places using invariants and state equation in 231 ms returned []
Implicit Place search using SMT with State Equation took 283 ms to find 0 implicit places.
[2024-05-23 17:26:43] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:26:43] [INFO ] Invariant cache hit.
[2024-05-23 17:26:43] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 8/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 33 constraints, problems are : Problem set: 0 solved, 206 unsolved in 6055 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 8/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 206/238 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/236 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/237 variables, 1/239 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 239 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30012 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 36185ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 36187ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36484 ms. Remains : 25/25 places, 212/212 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-07 in 166221 ms.
Starting property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-08
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 233 rows 30 cols
[2024-05-23 17:27:19] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (666 resets) in 28 ms. (344 steps per ms)
BEST_FIRST walk for 10001 steps (82 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:27:19] [INFO ] Invariant cache hit.
[2024-05-23 17:27:19] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2024-05-23 17:27:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:27:20] [INFO ] [Nat]Absence check using state equation in 544 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Graph (complete) has 226 edges and 30 vertex of which 29 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 29 transition count 222
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 15 place count 26 transition count 219
Applied a total of 15 rules in 5 ms. Remains 26 /30 variables (removed 4) and now considering 219/233 (removed 14) transitions.
Running 213 sub problems to find dead transitions.
// Phase 1: matrix 219 rows 26 cols
[2024-05-23 17:27:20] [INFO ] Computed 0 invariants in 2 ms
[2024-05-23 17:27:20] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 219/244 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/244 variables, 9/34 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/244 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (OVERLAPS) 1/245 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/245 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 0/245 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 245/245 variables, and 35 constraints, problems are : Problem set: 0 solved, 213 unsolved in 5977 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 219/244 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/244 variables, 9/34 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/245 variables, and 247 constraints, problems are : Problem set: 0 solved, 213 unsolved in 20035 ms.
Refiners :[State Equation: 25/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints]
After SMT, in 26176ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 26178ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26185 ms. Remains : 26/30 places, 219/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:27:46] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (67169 resets) in 2941 ms. (339 steps per ms)
BEST_FIRST walk for 1000001 steps (10343 resets) in 733 ms. (1362 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:27:50] [INFO ] Invariant cache hit.
[2024-05-23 17:27:50] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-05-23 17:27:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:27:55] [INFO ] [Nat]Absence check using state equation in 4558 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 26 /26 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 26/26 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 219/219 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-23 17:27:55] [INFO ] Invariant cache hit.
[2024-05-23 17:27:55] [INFO ] Implicit Places using invariants in 61 ms returned []
[2024-05-23 17:27:55] [INFO ] Invariant cache hit.
[2024-05-23 17:27:55] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-23 17:27:55] [INFO ] Implicit Places using invariants and state equation in 344 ms returned [23]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 7 transitions.
Implicit Place search using SMT with State Equation took 416 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 25/26 places, 212/219 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 420 ms. Remains : 25/26 places, 212/219 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 212 rows 25 cols
[2024-05-23 17:27:55] [INFO ] Computed 0 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (52780 resets) in 2715 ms. (368 steps per ms)
BEST_FIRST walk for 1000000 steps (8878 resets) in 703 ms. (1420 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:27:59] [INFO ] Invariant cache hit.
[2024-05-23 17:27:59] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2024-05-23 17:27:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:28:08] [INFO ] [Nat]Absence check using state equation in 9043 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 25/25 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-23 17:28:08] [INFO ] Invariant cache hit.
[2024-05-23 17:28:08] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-05-23 17:28:08] [INFO ] Invariant cache hit.
[2024-05-23 17:28:08] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-23 17:28:08] [INFO ] Implicit Places using invariants and state equation in 332 ms returned []
Implicit Place search using SMT with State Equation took 390 ms to find 0 implicit places.
[2024-05-23 17:28:08] [INFO ] Redundant transitions in 2 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:28:08] [INFO ] Invariant cache hit.
[2024-05-23 17:28:08] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 9/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 206 unsolved in 7037 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 9/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 206/239 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/236 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 1/237 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 240 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30011 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 37274ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 37277ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37677 ms. Remains : 25/25 places, 212/212 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2110 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (350 resets) in 34 ms. (1142 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1672039 steps, run timeout after 3001 ms. (steps per millisecond=557 ) properties seen :0 out of 1
Probabilistic random walk after 1672039 steps, saw 411914 distinct states, run finished after 3001 ms. (steps per millisecond=557 ) properties seen :0
[2024-05-23 17:28:49] [INFO ] Invariant cache hit.
[2024-05-23 17:28:49] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 20/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 100/121 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/121 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 115/236 variables, 13/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/237 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 1 unsolved in 106 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 20/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 100/121 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/121 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/121 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 115/236 variables, 13/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 35 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1093 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1218ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-05-23 17:28:50] [INFO ] Invariant cache hit.
[2024-05-23 17:28:50] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 9/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 206 unsolved in 6437 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 33 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20012 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 26645ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 26650ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26656 ms. Remains : 25/25 places, 212/212 transitions.
RANDOM walk for 40000 steps (2114 resets) in 185 ms. (215 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (356 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1647264 steps, run timeout after 3001 ms. (steps per millisecond=548 ) properties seen :0 out of 1
Probabilistic random walk after 1647264 steps, saw 404581 distinct states, run finished after 3001 ms. (steps per millisecond=548 ) properties seen :0
[2024-05-23 17:29:19] [INFO ] Invariant cache hit.
[2024-05-23 17:29:19] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 20/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 100/121 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/121 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 115/236 variables, 13/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/237 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 1 unsolved in 87 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 20/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 100/121 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/121 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/121 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 115/236 variables, 13/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 35 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9079 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9187ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 25/25 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-23 17:29:29] [INFO ] Invariant cache hit.
[2024-05-23 17:29:29] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-05-23 17:29:29] [INFO ] Invariant cache hit.
[2024-05-23 17:29:29] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-23 17:29:29] [INFO ] Implicit Places using invariants and state equation in 346 ms returned []
Implicit Place search using SMT with State Equation took 406 ms to find 0 implicit places.
[2024-05-23 17:29:29] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:29:29] [INFO ] Invariant cache hit.
[2024-05-23 17:29:29] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 9/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 206 unsolved in 6042 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 9/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 239 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30041 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 36259ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 36263ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36682 ms. Remains : 25/25 places, 212/212 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-08 in 166005 ms.
Starting property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-09
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 233 rows 30 cols
[2024-05-23 17:30:05] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (663 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (78 resets) in 12 ms. (769 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:30:05] [INFO ] Invariant cache hit.
[2024-05-23 17:30:05] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-05-23 17:30:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:30:06] [INFO ] [Nat]Absence check using state equation in 546 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Graph (complete) has 226 edges and 30 vertex of which 28 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 20 place count 28 transition count 214
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 24 place count 24 transition count 210
Applied a total of 24 rules in 9 ms. Remains 24 /30 variables (removed 6) and now considering 210/233 (removed 23) transitions.
Running 205 sub problems to find dead transitions.
// Phase 1: matrix 210 rows 24 cols
[2024-05-23 17:30:06] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 3480 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20016 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 23683ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 23687ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23697 ms. Remains : 24/30 places, 210/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:30:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (53623 resets) in 2684 ms. (372 steps per ms)
BEST_FIRST walk for 1000001 steps (9175 resets) in 690 ms. (1447 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:30:33] [INFO ] Invariant cache hit.
[2024-05-23 17:30:33] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2024-05-23 17:30:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:30:38] [INFO ] [Nat]Absence check using state equation in 4543 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-05-23 17:30:38] [INFO ] Invariant cache hit.
[2024-05-23 17:30:38] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-05-23 17:30:38] [INFO ] Invariant cache hit.
[2024-05-23 17:30:38] [INFO ] Implicit Places using invariants and state equation in 177 ms returned []
Implicit Place search using SMT with State Equation took 249 ms to find 0 implicit places.
[2024-05-23 17:30:38] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 17:30:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4594 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30022 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34741ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34743ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35004 ms. Remains : 24/24 places, 210/210 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2147 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (364 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1664229 steps, run timeout after 3001 ms. (steps per millisecond=554 ) properties seen :0 out of 1
Probabilistic random walk after 1664229 steps, saw 378097 distinct states, run finished after 3001 ms. (steps per millisecond=554 ) properties seen :0
[2024-05-23 17:31:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 66/218 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/218 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 16/234 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 153 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/152 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 66/218 variables, 8/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/218 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1123 ms.
Refiners :[State Equation: 24/24 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 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-05-23 17:31:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4457 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 20021 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 24593ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24596ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24598 ms. Remains : 24/24 places, 210/210 transitions.
RANDOM walk for 40000 steps (2138 resets) in 149 ms. (266 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (368 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1669922 steps, run timeout after 3001 ms. (steps per millisecond=556 ) properties seen :0 out of 1
Probabilistic random walk after 1669922 steps, saw 379515 distinct states, run finished after 3004 ms. (steps per millisecond=555 ) properties seen :0
[2024-05-23 17:31:45] [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) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 66/218 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/218 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 16/234 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 92 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/152 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 66/218 variables, 8/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/218 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9079 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9179ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-05-23 17:31:54] [INFO ] Invariant cache hit.
[2024-05-23 17:31:54] [INFO ] Implicit Places using invariants in 66 ms returned []
[2024-05-23 17:31:54] [INFO ] Invariant cache hit.
[2024-05-23 17:31:54] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 278 ms to find 0 implicit places.
[2024-05-23 17:31:55] [INFO ] Redundant transitions in 2 ms returned []
Running 205 sub problems to find dead transitions.
[2024-05-23 17:31:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4064 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 229 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30041 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34292ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34297ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34588 ms. Remains : 24/24 places, 210/210 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-09 in 143456 ms.
Starting property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 233 rows 30 cols
[2024-05-23 17:32:29] [INFO ] Computed 0 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (664 resets) in 29 ms. (333 steps per ms)
BEST_FIRST walk for 10001 steps (104 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:32:29] [INFO ] Invariant cache hit.
[2024-05-23 17:32:29] [INFO ] [Real]Absence check using state equation in 81 ms returned sat
[2024-05-23 17:32:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:32:30] [INFO ] [Nat]Absence check using state equation in 552 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Graph (complete) has 226 edges and 30 vertex of which 29 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 29 transition count 221
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 17 place count 25 transition count 217
Applied a total of 17 rules in 6 ms. Remains 25 /30 variables (removed 5) and now considering 217/233 (removed 16) transitions.
Running 212 sub problems to find dead transitions.
// Phase 1: matrix 217 rows 25 cols
[2024-05-23 17:32:30] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 217/242 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 3185 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 212 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 20010 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/212 constraints, Known Traps: 0/0 constraints]
After SMT, in 23377ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 23381ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23388 ms. Remains : 25/30 places, 217/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:32:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (70705 resets) in 2871 ms. (348 steps per ms)
BEST_FIRST walk for 1000000 steps (17559 resets) in 721 ms. (1385 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:32:57] [INFO ] Invariant cache hit.
[2024-05-23 17:32:57] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2024-05-23 17:32:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:33:06] [INFO ] [Nat]Absence check using state equation in 9043 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 217/217 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 5 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
[2024-05-23 17:33:06] [INFO ] Invariant cache hit.
[2024-05-23 17:33:06] [INFO ] Implicit Places using invariants in 60 ms returned []
[2024-05-23 17:33:06] [INFO ] Invariant cache hit.
[2024-05-23 17:33:06] [INFO ] Implicit Places using invariants and state equation in 279 ms returned []
Implicit Place search using SMT with State Equation took 341 ms to find 0 implicit places.
[2024-05-23 17:33:06] [INFO ] Redundant transitions in 1 ms returned []
Running 212 sub problems to find dead transitions.
[2024-05-23 17:33:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 217/242 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 4045 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 212 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 217/242 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 237 constraints, problems are : Problem set: 0 solved, 212 unsolved in 30042 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints]
After SMT, in 34217ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 34220ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34572 ms. Remains : 25/25 places, 217/217 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2852 resets) in 153 ms. (259 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (702 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1364213 steps, run timeout after 3001 ms. (steps per millisecond=454 ) properties seen :0 out of 1
Probabilistic random walk after 1364213 steps, saw 329034 distinct states, run finished after 3001 ms. (steps per millisecond=454 ) properties seen :0
[2024-05-23 17:33:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 99/107 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 110/217 variables, 12/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/217 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 25/242 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 78 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 99/107 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/107 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 110/217 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/217 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1072 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1157ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
Running 212 sub problems to find dead transitions.
[2024-05-23 17:33:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 217/242 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 3275 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 212 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 20016 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/212 constraints, Known Traps: 0/0 constraints]
After SMT, in 23424ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 23428ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23432 ms. Remains : 25/25 places, 217/217 transitions.
RANDOM walk for 40000 steps (2849 resets) in 164 ms. (242 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (707 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1423534 steps, run timeout after 3001 ms. (steps per millisecond=474 ) properties seen :0 out of 1
Probabilistic random walk after 1423534 steps, saw 343091 distinct states, run finished after 3001 ms. (steps per millisecond=474 ) properties seen :0
[2024-05-23 17:34:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 99/107 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 110/217 variables, 12/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/217 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 25/242 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 83 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 99/107 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/107 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 110/217 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/217 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9085 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9180ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 25/25 places, 217/217 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
[2024-05-23 17:34:20] [INFO ] Invariant cache hit.
[2024-05-23 17:34:20] [INFO ] Implicit Places using invariants in 79 ms returned []
[2024-05-23 17:34:20] [INFO ] Invariant cache hit.
[2024-05-23 17:34:21] [INFO ] Implicit Places using invariants and state equation in 313 ms returned []
Implicit Place search using SMT with State Equation took 395 ms to find 0 implicit places.
[2024-05-23 17:34:21] [INFO ] Redundant transitions in 2 ms returned []
Running 212 sub problems to find dead transitions.
[2024-05-23 17:34:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 217/242 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 212 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 4353 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 212 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 212 unsolved in 30011 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/212 constraints, Known Traps: 0/0 constraints]
After SMT, in 34565ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 34569ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34973 ms. Remains : 25/25 places, 217/217 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-10 in 146502 ms.
Starting property specific reduction for DNAwalker-PT-07track28RR-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 233 rows 30 cols
[2024-05-23 17:34:55] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (664 resets) in 29 ms. (333 steps per ms)
BEST_FIRST walk for 10001 steps (76 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:34:55] [INFO ] Invariant cache hit.
[2024-05-23 17:34:55] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2024-05-23 17:34:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:34:56] [INFO ] [Nat]Absence check using state equation in 563 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 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Graph (complete) has 226 edges and 30 vertex of which 29 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 29 transition count 222
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 16 place count 25 transition count 218
Applied a total of 16 rules in 4 ms. Remains 25 /30 variables (removed 5) and now considering 218/233 (removed 15) transitions.
Running 213 sub problems to find dead transitions.
// Phase 1: matrix 218 rows 25 cols
[2024-05-23 17:34:56] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 218/243 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (OVERLAPS) 0/243 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 243/243 variables, and 25 constraints, problems are : Problem set: 0 solved, 213 unsolved in 3964 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 25 constraints, problems are : Problem set: 0 solved, 213 unsolved in 20010 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/213 constraints, Known Traps: 0/0 constraints]
After SMT, in 24107ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 24109ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24114 ms. Remains : 25/30 places, 218/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:35:20] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (72140 resets) in 2503 ms. (399 steps per ms)
BEST_FIRST walk for 1000001 steps (11709 resets) in 1118 ms. (893 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:35:24] [INFO ] Invariant cache hit.
[2024-05-23 17:35:24] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2024-05-23 17:35:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:35:33] [INFO ] [Nat]Absence check using state equation in 9041 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 218/218 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 218/218 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-23 17:35:33] [INFO ] Invariant cache hit.
[2024-05-23 17:35:33] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-05-23 17:35:33] [INFO ] Invariant cache hit.
[2024-05-23 17:35:33] [INFO ] Implicit Places using invariants and state equation in 206 ms returned [22]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 7 transitions.
Implicit Place search using SMT with State Equation took 249 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 24/25 places, 211/218 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 251 ms. Remains : 24/25 places, 211/218 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 211 rows 24 cols
[2024-05-23 17:35:33] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (56269 resets) in 2795 ms. (357 steps per ms)
BEST_FIRST walk for 1000001 steps (9520 resets) in 712 ms. (1402 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:35:37] [INFO ] Invariant cache hit.
[2024-05-23 17:35:37] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2024-05-23 17:35:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:35:42] [INFO ] [Nat]Absence check using state equation in 4540 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 5 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 17:35:42] [INFO ] Invariant cache hit.
[2024-05-23 17:35:42] [INFO ] Implicit Places using invariants in 43 ms returned []
[2024-05-23 17:35:42] [INFO ] Invariant cache hit.
[2024-05-23 17:35:42] [INFO ] Implicit Places using invariants and state equation in 189 ms returned []
Implicit Place search using SMT with State Equation took 250 ms to find 0 implicit places.
[2024-05-23 17:35:42] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:35:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4583 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30016 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 34800ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 34803ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35062 ms. Remains : 24/24 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2245 resets) in 162 ms. (245 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (378 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1543668 steps, run timeout after 3001 ms. (steps per millisecond=514 ) properties seen :0 out of 1
Probabilistic random walk after 1543668 steps, saw 351206 distinct states, run finished after 3001 ms. (steps per millisecond=514 ) properties seen :0
[2024-05-23 17:36:20] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 97/117 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/199 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 36/235 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 128 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 97/117 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/117 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 82/199 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1127 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1273ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 8 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-05-23 17:36:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4801 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20017 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 24937ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 24940ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24953 ms. Remains : 24/24 places, 211/211 transitions.
RANDOM walk for 40000 steps (2244 resets) in 156 ms. (254 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (380 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1641013 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :0 out of 1
Probabilistic random walk after 1641013 steps, saw 374458 distinct states, run finished after 3001 ms. (steps per millisecond=546 ) properties seen :0
[2024-05-23 17:36:49] [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) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 97/117 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/199 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 36/235 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 85 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 97/117 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/117 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 82/199 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9079 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9183ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 17:36:58] [INFO ] Invariant cache hit.
[2024-05-23 17:36:58] [INFO ] Implicit Places using invariants in 78 ms returned []
[2024-05-23 17:36:58] [INFO ] Invariant cache hit.
[2024-05-23 17:36:59] [INFO ] Implicit Places using invariants and state equation in 195 ms returned []
Implicit Place search using SMT with State Equation took 280 ms to find 0 implicit places.
[2024-05-23 17:36:59] [INFO ] Redundant transitions in 2 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:36:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3943 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30012 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 34070ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 34074ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34363 ms. Remains : 24/24 places, 211/211 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-11 in 157294 ms.
Starting property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 233 rows 30 cols
[2024-05-23 17:37:33] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (674 resets) in 47 ms. (208 steps per ms)
BEST_FIRST walk for 10001 steps (80 resets) in 14 ms. (666 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:37:33] [INFO ] Invariant cache hit.
[2024-05-23 17:37:33] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2024-05-23 17:37:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:37:33] [INFO ] [Nat]Absence check using state equation in 576 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 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Graph (complete) has 226 edges and 30 vertex of which 29 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 14 place count 29 transition count 220
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 18 place count 25 transition count 216
Applied a total of 18 rules in 9 ms. Remains 25 /30 variables (removed 5) and now considering 216/233 (removed 17) transitions.
Running 211 sub problems to find dead transitions.
// Phase 1: matrix 216 rows 25 cols
[2024-05-23 17:37:33] [INFO ] Computed 0 invariants in 5 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 216/241 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/241 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 3 (OVERLAPS) 0/241 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 211 unsolved
No progress, stopping.
After SMT solving in domain Real declared 241/241 variables, and 25 constraints, problems are : Problem set: 0 solved, 211 unsolved in 3628 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 211/211 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 211 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 241/241 variables, and 25 constraints, problems are : Problem set: 0 solved, 211 unsolved in 20012 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/211 constraints, Known Traps: 0/0 constraints]
After SMT, in 23839ms problems are : Problem set: 0 solved, 211 unsolved
Search for dead transitions found 0 dead transitions in 23843ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23855 ms. Remains : 25/30 places, 216/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:37:57] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (66337 resets) in 2673 ms. (373 steps per ms)
BEST_FIRST walk for 1000001 steps (11321 resets) in 733 ms. (1362 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:38:01] [INFO ] Invariant cache hit.
[2024-05-23 17:38:01] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-05-23 17:38:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:38:10] [INFO ] [Nat]Absence check using state equation in 9042 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 216/216 transitions.
Applied a total of 0 rules in 6 ms. Remains 25 /25 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 25/25 places, 216/216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 216/216 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-23 17:38:10] [INFO ] Invariant cache hit.
[2024-05-23 17:38:10] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-23 17:38:10] [INFO ] Invariant cache hit.
[2024-05-23 17:38:10] [INFO ] Implicit Places using invariants and state equation in 225 ms returned [16]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 5 transitions.
Implicit Place search using SMT with State Equation took 282 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 24/25 places, 211/216 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 286 ms. Remains : 24/25 places, 211/216 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 211 rows 24 cols
[2024-05-23 17:38:10] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (56187 resets) in 2563 ms. (390 steps per ms)
BEST_FIRST walk for 1000001 steps (9509 resets) in 1070 ms. (933 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:38:14] [INFO ] Invariant cache hit.
[2024-05-23 17:38:14] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-05-23 17:38:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:38:18] [INFO ] [Nat]Absence check using state equation in 4541 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 5 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 17:38:19] [INFO ] Invariant cache hit.
[2024-05-23 17:38:19] [INFO ] Implicit Places using invariants in 85 ms returned []
[2024-05-23 17:38:19] [INFO ] Invariant cache hit.
[2024-05-23 17:38:19] [INFO ] Implicit Places using invariants and state equation in 212 ms returned []
Implicit Place search using SMT with State Equation took 299 ms to find 0 implicit places.
[2024-05-23 17:38:19] [INFO ] Redundant transitions in 2 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:38:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4391 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 230 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30064 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 34630ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 34635ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34946 ms. Remains : 24/24 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2242 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (379 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1627842 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1627842 steps, saw 387413 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
[2024-05-23 17:38:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 97/117 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/199 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 36/235 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 89 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 97/117 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/117 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 82/199 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1075 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1170ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-05-23 17:38:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3219 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 230 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20068 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 23489ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 23491ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23493 ms. Remains : 24/24 places, 211/211 transitions.
RANDOM walk for 40000 steps (2245 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (379 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1481676 steps, run timeout after 3001 ms. (steps per millisecond=493 ) properties seen :0 out of 1
Probabilistic random walk after 1481676 steps, saw 352299 distinct states, run finished after 3005 ms. (steps per millisecond=493 ) properties seen :0
[2024-05-23 17:39:24] [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) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 97/117 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/199 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 36/235 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 91 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 97/117 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/117 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 82/199 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9073 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9170ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 17:39:34] [INFO ] Invariant cache hit.
[2024-05-23 17:39:34] [INFO ] Implicit Places using invariants in 63 ms returned []
[2024-05-23 17:39:34] [INFO ] Invariant cache hit.
[2024-05-23 17:39:34] [INFO ] Implicit Places using invariants and state equation in 187 ms returned []
Implicit Place search using SMT with State Equation took 255 ms to find 0 implicit places.
[2024-05-23 17:39:34] [INFO ] Redundant transitions in 2 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:39:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3185 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 230 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30043 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 33346ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 33351ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33615 ms. Remains : 24/24 places, 211/211 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-12 in 154544 ms.
Starting property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-14
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 233 rows 30 cols
[2024-05-23 17:40:07] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (663 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (78 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:40:07] [INFO ] Invariant cache hit.
[2024-05-23 17:40:07] [INFO ] [Real]Absence check using state equation in 57 ms returned sat
[2024-05-23 17:40:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:40:08] [INFO ] [Nat]Absence check using state equation in 571 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 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 233/233 transitions.
Graph (complete) has 226 edges and 30 vertex of which 29 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 14 place count 29 transition count 220
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 18 place count 25 transition count 216
Applied a total of 18 rules in 5 ms. Remains 25 /30 variables (removed 5) and now considering 216/233 (removed 17) transitions.
Running 211 sub problems to find dead transitions.
// Phase 1: matrix 216 rows 25 cols
[2024-05-23 17:40:08] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 216/241 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/241 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 3 (OVERLAPS) 0/241 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 211 unsolved
No progress, stopping.
After SMT solving in domain Real declared 241/241 variables, and 25 constraints, problems are : Problem set: 0 solved, 211 unsolved in 3987 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 211/211 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 211 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 241/241 variables, and 25 constraints, problems are : Problem set: 0 solved, 211 unsolved in 20025 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/211 constraints, Known Traps: 0/0 constraints]
After SMT, in 24149ms problems are : Problem set: 0 solved, 211 unsolved
Search for dead transitions found 0 dead transitions in 24152ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24158 ms. Remains : 25/30 places, 216/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-23 17:40:32] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (66240 resets) in 2661 ms. (375 steps per ms)
BEST_FIRST walk for 1000001 steps (10924 resets) in 1082 ms. (923 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:40:36] [INFO ] Invariant cache hit.
[2024-05-23 17:40:36] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-05-23 17:40:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:40:45] [INFO ] [Nat]Absence check using state equation in 9043 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 216/216 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 216/216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 216/216 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-23 17:40:45] [INFO ] Invariant cache hit.
[2024-05-23 17:40:45] [INFO ] Implicit Places using invariants in 66 ms returned []
[2024-05-23 17:40:45] [INFO ] Invariant cache hit.
[2024-05-23 17:40:45] [INFO ] Implicit Places using invariants and state equation in 201 ms returned [16]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 5 transitions.
Implicit Place search using SMT with State Equation took 282 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 24/25 places, 211/216 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 285 ms. Remains : 24/25 places, 211/216 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 211 rows 24 cols
[2024-05-23 17:40:45] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (55973 resets) in 2505 ms. (399 steps per ms)
BEST_FIRST walk for 1000001 steps (9471 resets) in 885 ms. (1128 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:40:49] [INFO ] Invariant cache hit.
[2024-05-23 17:40:49] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2024-05-23 17:40:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:40:53] [INFO ] [Nat]Absence check using state equation in 4555 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 17:40:53] [INFO ] Invariant cache hit.
[2024-05-23 17:40:54] [INFO ] Implicit Places using invariants in 60 ms returned []
[2024-05-23 17:40:54] [INFO ] Invariant cache hit.
[2024-05-23 17:40:54] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 257 ms to find 0 implicit places.
[2024-05-23 17:40:54] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:40:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3141 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30012 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 33269ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 33271ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33536 ms. Remains : 24/24 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2259 resets) in 149 ms. (266 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (376 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1699983 steps, run timeout after 3001 ms. (steps per millisecond=566 ) properties seen :0 out of 1
Probabilistic random walk after 1699983 steps, saw 404096 distinct states, run finished after 3002 ms. (steps per millisecond=566 ) properties seen :0
[2024-05-23 17:41:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 84/102 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 85/187 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/187 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 48/235 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 82 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 84/102 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 85/187 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/187 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1116 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1213ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-05-23 17:41:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3075 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 20013 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 23208ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 23211ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23213 ms. Remains : 24/24 places, 211/211 transitions.
RANDOM walk for 40000 steps (2227 resets) in 184 ms. (216 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (376 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1618500 steps, run timeout after 3001 ms. (steps per millisecond=539 ) properties seen :0 out of 1
Probabilistic random walk after 1618500 steps, saw 385986 distinct states, run finished after 3003 ms. (steps per millisecond=538 ) properties seen :0
[2024-05-23 17:41:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 84/102 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 85/187 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/187 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 48/235 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 97 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 84/102 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 85/187 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/187 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9075 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9178ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-05-23 17:42:07] [INFO ] Invariant cache hit.
[2024-05-23 17:42:07] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-05-23 17:42:07] [INFO ] Invariant cache hit.
[2024-05-23 17:42:07] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 280 ms to find 0 implicit places.
[2024-05-23 17:42:07] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 17:42:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4276 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 230 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30057 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 34526ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 34530ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34820 ms. Remains : 24/24 places, 211/211 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-07track28RR-UpperBounds-14 in 154549 ms.
[2024-05-23 17:42:42] [INFO ] Flatten gal took : 89 ms
[2024-05-23 17:42:42] [INFO ] Export to MCC of 13 properties in file /home/mcc/execution/UpperBounds.sr.xml took 3 ms.
[2024-05-23 17:42:42] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 30 places, 233 transitions and 681 arcs took 8 ms.
Total runtime 2432879 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running DNAwalker-PT-07track28RR
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/414/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 30
TRANSITIONS: 233
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.003s, Sys 0.004s]
SAVING FILE /home/mcc/execution/414/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: 2191
MODEL NAME: /home/mcc/execution/414/model
30 places, 233 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-07track28RR-UpperBounds-00 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-07track28RR-UpperBounds-01 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-07track28RR-UpperBounds-02 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-07track28RR-UpperBounds-04 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-07track28RR-UpperBounds-05 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-07track28RR-UpperBounds-06 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-07track28RR-UpperBounds-07 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-07track28RR-UpperBounds-08 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-07track28RR-UpperBounds-09 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-07track28RR-UpperBounds-10 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-07track28RR-UpperBounds-11 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-07track28RR-UpperBounds-12 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA DNAwalker-PT-07track28RR-UpperBounds-14 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------
BK_STOP 1716486168568
--------------------
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-07track28RR"
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-07track28RR, 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-171624274900421"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-07track28RR.tgz
mv DNAwalker-PT-07track28RR 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 ;