About the Execution of LTSMin+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 |
| 629.779 | 2429532.00 | 2508608.00 | 32034.60 | ? ? ? 1 ? ? ? ? ? ? ? ? ? 1 ? 1 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r484-smll-171624276000421.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is DNAwalker-PT-07track28RR, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r484-smll-171624276000421
=====================================================================
--------------------
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 1717279981545
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-07track28RR
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 22:13:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 22:13:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 22:13:04] [INFO ] Load time of PNML (sax parser for PT used): 125 ms
[2024-06-01 22:13:04] [INFO ] Transformed 34 places.
[2024-06-01 22:13:04] [INFO ] Transformed 250 transitions.
[2024-06-01 22:13:04] [INFO ] Parsed PT model containing 34 places and 250 transitions and 728 arcs in 295 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 90 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]
[2024-06-01 22:13:04] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
// Phase 1: matrix 247 rows 34 cols
[2024-06-01 22:13:04] [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 (642 resets) in 96 ms. (103 steps per ms)
BEST_FIRST walk for 160013 steps (993 resets) in 278 ms. (573 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]
[2024-06-01 22:13:04] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2024-06-01 22:13:04] [INFO ] Invariant cache hit.
[2024-06-01 22:13:05] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2024-06-01 22:13:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:06] [INFO ] [Nat]Absence check using state equation in 1085 ms returned unknown
[2024-06-01 22:13:06] [INFO ] [Real]Absence check using state equation in 96 ms returned sat
[2024-06-01 22:13:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:07] [INFO ] [Nat]Absence check using state equation in 1102 ms returned unknown
[2024-06-01 22:13:07] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2024-06-01 22:13:07] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:08] [INFO ] [Nat]Absence check using state equation in 1101 ms returned unknown
[2024-06-01 22:13:08] [INFO ] [Real]Absence check using state equation in 70 ms returned unsat
[2024-06-01 22:13:09] [INFO ] [Real]Absence check using state equation in 68 ms returned sat
[2024-06-01 22:13:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:10] [INFO ] [Nat]Absence check using state equation in 1063 ms returned unknown
[2024-06-01 22:13:10] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2024-06-01 22:13:10] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:11] [INFO ] [Nat]Absence check using state equation in 1082 ms returned unknown
[2024-06-01 22:13:11] [INFO ] [Real]Absence check using state equation in 78 ms returned sat
[2024-06-01 22:13:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:12] [INFO ] [Nat]Absence check using state equation in 1054 ms returned unknown
[2024-06-01 22:13:12] [INFO ] [Real]Absence check using state equation in 58 ms returned sat
[2024-06-01 22:13:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:13] [INFO ] [Nat]Absence check using state equation in 1052 ms returned unknown
[2024-06-01 22:13:13] [INFO ] [Real]Absence check using state equation in 78 ms returned sat
[2024-06-01 22:13:13] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:15] [INFO ] [Nat]Absence check using state equation in 1081 ms returned unknown
[2024-06-01 22:13:15] [INFO ] [Real]Absence check using state equation in 86 ms returned sat
[2024-06-01 22:13:15] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:16] [INFO ] [Nat]Absence check using state equation in 1086 ms returned unknown
[2024-06-01 22:13:16] [INFO ] [Real]Absence check using state equation in 72 ms returned sat
[2024-06-01 22:13:16] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:17] [INFO ] [Nat]Absence check using state equation in 1052 ms returned unknown
[2024-06-01 22:13:17] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2024-06-01 22:13:17] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:18] [INFO ] [Nat]Absence check using state equation in 1073 ms returned unknown
[2024-06-01 22:13:18] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2024-06-01 22:13:18] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:19] [INFO ] [Nat]Absence check using state equation in 1079 ms returned unknown
[2024-06-01 22:13:20] [INFO ] [Real]Absence check using state equation in 69 ms returned unsat
[2024-06-01 22:13:20] [INFO ] [Real]Absence check using state equation in 83 ms returned sat
[2024-06-01 22:13:20] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:13:21] [INFO ] [Nat]Absence check using state equation in 1088 ms returned unknown
[2024-06-01 22:13:21] [INFO ] [Real]Absence check using state equation in 43 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
[2024-06-01 22:13:21] [INFO ] Computed 0 invariants in 14 ms
[2024-06-01 22:13:21] [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 11375 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
At refinement iteration 3 (INCLUDED_ONLY) 0/266 variables, 229/293 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 229 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 270/270 variables, and 297 constraints, problems are : Problem set: 0 solved, 229 unsolved in 20027 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 229/229 constraints, Known Traps: 0/0 constraints]
After SMT, in 31879ms problems are : Problem set: 0 solved, 229 unsolved
Search for dead transitions found 0 dead transitions in 31904ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31985 ms. Remains : 32/34 places, 238/250 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:13:53] [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 (69966 resets) in 3811 ms. (262 steps per ms)
BEST_FIRST walk for 13000012 steps (109897 resets) in 11636 ms. (1117 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]
[2024-06-01 22:14:08] [INFO ] Invariant cache hit.
[2024-06-01 22:14:09] [INFO ] [Real]Absence check using state equation in 81 ms returned sat
[2024-06-01 22:14:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:14:18] [INFO ] [Nat]Absence check using state equation in 9073 ms returned unknown
[2024-06-01 22:14:18] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2024-06-01 22:14:18] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:14:27] [INFO ] [Nat]Absence check using state equation in 9048 ms returned unknown
[2024-06-01 22:14:27] [INFO ] [Real]Absence check using state equation in 117 ms returned sat
[2024-06-01 22:14:27] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:14:36] [INFO ] [Nat]Absence check using state equation in 9049 ms returned unknown
[2024-06-01 22:14:36] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2024-06-01 22:14:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:14:45] [INFO ] [Nat]Absence check using state equation in 9059 ms returned unknown
[2024-06-01 22:14:45] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-06-01 22:14:45] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:14:54] [INFO ] [Nat]Absence check using state equation in 9046 ms returned unknown
[2024-06-01 22:14:55] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2024-06-01 22:14:55] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:15:04] [INFO ] [Nat]Absence check using state equation in 9051 ms returned unknown
[2024-06-01 22:15:04] [INFO ] [Real]Absence check using state equation in 80 ms returned sat
[2024-06-01 22:15:04] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:15:13] [INFO ] [Nat]Absence check using state equation in 9084 ms returned unknown
[2024-06-01 22:15:13] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-06-01 22:15:13] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:15:22] [INFO ] [Nat]Absence check using state equation in 9056 ms returned unknown
[2024-06-01 22:15:22] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2024-06-01 22:15:22] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:15:31] [INFO ] [Nat]Absence check using state equation in 9052 ms returned unknown
[2024-06-01 22:15:31] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2024-06-01 22:15:31] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:15:40] [INFO ] [Nat]Absence check using state equation in 9045 ms returned unknown
[2024-06-01 22:15:40] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-06-01 22:15:40] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:15:50] [INFO ] [Nat]Absence check using state equation in 9047 ms returned unknown
[2024-06-01 22:15:50] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-06-01 22:15:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:15:59] [INFO ] [Nat]Absence check using state equation in 9046 ms returned unknown
[2024-06-01 22:15:59] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-06-01 22:15:59] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:16:08] [INFO ] [Nat]Absence check using state equation in 9052 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 8 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 8 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 6 ms. Remains 32 /32 variables (removed 0) and now considering 238/238 (removed 0) transitions.
[2024-06-01 22:16:08] [INFO ] Invariant cache hit.
[2024-06-01 22:16:08] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-06-01 22:16:08] [INFO ] Invariant cache hit.
[2024-06-01 22:16:08] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-06-01 22:16:08] [INFO ] Implicit Places using invariants and state equation in 331 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 421 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 12 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 439 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
[2024-06-01 22:16:08] [INFO ] Computed 0 invariants in 10 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 (66649 resets) in 3307 ms. (302 steps per ms)
BEST_FIRST walk for 13000012 steps (107488 resets) in 10513 ms. (1236 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]
[2024-06-01 22:16:22] [INFO ] Invariant cache hit.
[2024-06-01 22:16:22] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2024-06-01 22:16:22] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:16:27] [INFO ] [Nat]Absence check using state equation in 4557 ms returned unknown
[2024-06-01 22:16:27] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-06-01 22:16:27] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:16:32] [INFO ] [Nat]Absence check using state equation in 4551 ms returned unknown
[2024-06-01 22:16:32] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2024-06-01 22:16:32] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:16:36] [INFO ] [Nat]Absence check using state equation in 4548 ms returned unknown
[2024-06-01 22:16:36] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-06-01 22:16:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:16:41] [INFO ] [Nat]Absence check using state equation in 4547 ms returned unknown
[2024-06-01 22:16:41] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2024-06-01 22:16:41] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:16:46] [INFO ] [Nat]Absence check using state equation in 4545 ms returned unknown
[2024-06-01 22:16:46] [INFO ] [Real]Absence check using state equation in 57 ms returned sat
[2024-06-01 22:16:46] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:16:50] [INFO ] [Nat]Absence check using state equation in 4564 ms returned unknown
[2024-06-01 22:16:50] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-06-01 22:16:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:16:55] [INFO ] [Nat]Absence check using state equation in 4549 ms returned unknown
[2024-06-01 22:16:55] [INFO ] [Real]Absence check using state equation in 82 ms returned sat
[2024-06-01 22:16:55] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:17:00] [INFO ] [Nat]Absence check using state equation in 4564 ms returned unknown
[2024-06-01 22:17:00] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2024-06-01 22:17:00] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:17:04] [INFO ] [Nat]Absence check using state equation in 4558 ms returned unknown
[2024-06-01 22:17:04] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2024-06-01 22:17:04] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:17:09] [INFO ] [Nat]Absence check using state equation in 4561 ms returned unknown
[2024-06-01 22:17:09] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2024-06-01 22:17:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:17:14] [INFO ] [Nat]Absence check using state equation in 4563 ms returned unknown
[2024-06-01 22:17:14] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-06-01 22:17:14] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:17:18] [INFO ] [Nat]Absence check using state equation in 4550 ms returned unknown
[2024-06-01 22:17:19] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-06-01 22:17:19] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:17:23] [INFO ] [Nat]Absence check using state equation in 4543 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 6 ms. Remains 30 /30 variables (removed 0) and now considering 233/233 (removed 0) transitions.
[2024-06-01 22:17:23] [INFO ] Invariant cache hit.
[2024-06-01 22:17:23] [INFO ] Implicit Places using invariants in 34 ms returned []
[2024-06-01 22:17:23] [INFO ] Invariant cache hit.
[2024-06-01 22:17:23] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-06-01 22:17:24] [INFO ] Implicit Places using invariants and state equation in 384 ms returned []
Implicit Place search using SMT with State Equation took 437 ms to find 0 implicit places.
[2024-06-01 22:17:24] [INFO ] Redundant transitions in 18 ms returned []
Running 224 sub problems to find dead transitions.
[2024-06-01 22:17:24] [INFO ] Invariant cache hit.
[2024-06-01 22:17:24] [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 9231 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 30012 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
After SMT, in 39556ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 39562ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40046 ms. Remains : 30/30 places, 233/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2671 resets) in 2803 ms. (14 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (377 resets) in 292 ms. (136 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (299 resets) in 250 ms. (159 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (330 resets) in 170 ms. (233 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (307 resets) in 170 ms. (233 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (350 resets) in 106 ms. (373 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (302 resets) in 92 ms. (430 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (339 resets) in 94 ms. (421 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (317 resets) in 104 ms. (380 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (304 resets) in 108 ms. (367 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (425 resets) in 172 ms. (231 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (309 resets) in 73 ms. (540 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (314 resets) in 57 ms. (689 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (313 resets) in 71 ms. (555 steps per ms) remains 13/13 properties
Interrupted probabilistic random walk after 535766 steps, run timeout after 3001 ms. (steps per millisecond=178 ) properties seen :0 out of 13
Probabilistic random walk after 535766 steps, saw 119039 distinct states, run finished after 3006 ms. (steps per millisecond=178 ) properties seen :0
[2024-06-01 22:18:08] [INFO ] Invariant cache hit.
[2024-06-01 22:18:08] [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 482 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 5006 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 2/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 5528ms 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.
Running 224 sub problems to find dead transitions.
[2024-06-01 22:18:14] [INFO ] Invariant cache hit.
[2024-06-01 22:18:14] [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 9835 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 20023 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
After SMT, in 30016ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 30020ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30026 ms. Remains : 30/30 places, 233/233 transitions.
RANDOM walk for 40000 steps (2651 resets) in 370 ms. (107 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (377 resets) in 73 ms. (540 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (300 resets) in 58 ms. (678 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (326 resets) in 60 ms. (655 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (315 resets) in 63 ms. (625 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (355 resets) in 71 ms. (555 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (300 resets) in 66 ms. (597 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (332 resets) in 58 ms. (678 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (312 resets) in 57 ms. (689 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (294 resets) in 76 ms. (519 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (429 resets) in 81 ms. (487 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (312 resets) in 66 ms. (597 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (320 resets) in 57 ms. (689 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (308 resets) in 56 ms. (701 steps per ms) remains 13/13 properties
Interrupted probabilistic random walk after 555148 steps, run timeout after 3001 ms. (steps per millisecond=184 ) properties seen :0 out of 13
Probabilistic random walk after 555148 steps, saw 122766 distinct states, run finished after 3001 ms. (steps per millisecond=184 ) properties seen :0
[2024-06-01 22:18:47] [INFO ] Invariant cache hit.
[2024-06-01 22:18:47] [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 629 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 45008 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 2/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 45653ms 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 10 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 10 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 4 ms. Remains 30 /30 variables (removed 0) and now considering 233/233 (removed 0) transitions.
[2024-06-01 22:19:33] [INFO ] Invariant cache hit.
[2024-06-01 22:19:33] [INFO ] Implicit Places using invariants in 42 ms returned []
[2024-06-01 22:19:33] [INFO ] Invariant cache hit.
[2024-06-01 22:19:33] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-06-01 22:19:33] [INFO ] Implicit Places using invariants and state equation in 261 ms returned []
Implicit Place search using SMT with State Equation took 305 ms to find 0 implicit places.
[2024-06-01 22:19:33] [INFO ] Redundant transitions in 12 ms returned []
Running 224 sub problems to find dead transitions.
[2024-06-01 22:19:33] [INFO ] Invariant cache hit.
[2024-06-01 22:19:33] [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 11308 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 30012 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
After SMT, in 41536ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 41538ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41874 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]
[2024-06-01 22:20:15] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (659 resets) in 29 ms. (333 steps per ms)
BEST_FIRST walk for 10001 steps (88 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:20:15] [INFO ] Invariant cache hit.
[2024-06-01 22:20:15] [INFO ] [Real]Absence check using state equation in 57 ms returned sat
[2024-06-01 22:20:15] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:20:15] [INFO ] [Nat]Absence check using state equation in 543 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 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 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 29 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
[2024-06-01 22:20:15] [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 3906 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 20028 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 24111ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 24114ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24144 ms. Remains : 25/30 places, 215/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:20:40] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (64641 resets) in 2749 ms. (363 steps per ms)
BEST_FIRST walk for 1000000 steps (13634 resets) in 1042 ms. (958 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:20:43] [INFO ] Invariant cache hit.
[2024-06-01 22:20:43] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-06-01 22:20:44] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:20:53] [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 4 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2024-06-01 22:20:53] [INFO ] Invariant cache hit.
[2024-06-01 22:20:53] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-06-01 22:20:53] [INFO ] Invariant cache hit.
[2024-06-01 22:20:53] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 260 ms to find 0 implicit places.
[2024-06-01 22:20:53] [INFO ] Redundant transitions in 3 ms returned []
Running 210 sub problems to find dead transitions.
[2024-06-01 22:20:53] [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 3963 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 30012 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 34102ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 34105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34378 ms. Remains : 25/25 places, 215/215 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2605 resets) in 135 ms. (294 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (558 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1605299 steps, run timeout after 3001 ms. (steps per millisecond=534 ) properties seen :0 out of 1
Probabilistic random walk after 1605299 steps, saw 377307 distinct states, run finished after 3001 ms. (steps per millisecond=534 ) properties seen :0
[2024-06-01 22:21:30] [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) 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 116 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 1154 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1286ms 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 5 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Running 210 sub problems to find dead transitions.
[2024-06-01 22:21:31] [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 4337 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 20012 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 24496ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 24498ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24503 ms. Remains : 25/25 places, 215/215 transitions.
RANDOM walk for 40000 steps (2622 resets) in 152 ms. (261 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (544 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1666926 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :0 out of 1
Probabilistic random walk after 1666926 steps, saw 391840 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
[2024-06-01 22:21:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 61/67 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 55/122 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/204 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/204 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 36/240 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 90 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 61/67 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 55/122 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 82/204 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/204 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9082 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9182ms 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 5 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 5 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.
[2024-06-01 22:22:08] [INFO ] Invariant cache hit.
[2024-06-01 22:22:08] [INFO ] Implicit Places using invariants in 71 ms returned []
[2024-06-01 22:22:08] [INFO ] Invariant cache hit.
[2024-06-01 22:22:09] [INFO ] Implicit Places using invariants and state equation in 286 ms returned []
Implicit Place search using SMT with State Equation took 378 ms to find 0 implicit places.
[2024-06-01 22:22:09] [INFO ] Redundant transitions in 7 ms returned []
Running 210 sub problems to find dead transitions.
[2024-06-01 22:22:09] [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 4886 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 30023 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/210 constraints, Known Traps: 0/0 constraints]
After SMT, in 35106ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 35110ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35516 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 148995 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
[2024-06-01 22:22:44] [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 (671 resets) in 28 ms. (344 steps per ms)
BEST_FIRST walk for 10001 steps (74 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:22:44] [INFO ] Invariant cache hit.
[2024-06-01 22:22:44] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-06-01 22:22:44] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:22:44] [INFO ] [Nat]Absence check using state equation in 543 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 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 22 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
[2024-06-01 22:22:44] [INFO ] Computed 0 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4164 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 20013 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 24413ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24419ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24442 ms. Remains : 24/30 places, 210/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:23:09] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (53550 resets) in 2516 ms. (397 steps per ms)
BEST_FIRST walk for 1000001 steps (9290 resets) in 700 ms. (1426 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:23:12] [INFO ] Invariant cache hit.
[2024-06-01 22:23:12] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2024-06-01 22:23:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:23:17] [INFO ] [Nat]Absence check using state equation in 4557 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.
[2024-06-01 22:23:17] [INFO ] Invariant cache hit.
[2024-06-01 22:23:17] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-06-01 22:23:17] [INFO ] Invariant cache hit.
[2024-06-01 22:23:17] [INFO ] Implicit Places using invariants and state equation in 180 ms returned []
Implicit Place search using SMT with State Equation took 252 ms to find 0 implicit places.
[2024-06-01 22:23:17] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-01 22:23:17] [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 4063 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 30023 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34226ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34228ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34502 ms. Remains : 24/24 places, 210/210 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2128 resets) in 186 ms. (213 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (375 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1638652 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :0 out of 1
Probabilistic random walk after 1638652 steps, saw 372215 distinct states, run finished after 3001 ms. (steps per millisecond=546 ) properties seen :0
[2024-06-01 22:23:54] [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 117 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 1139 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1270ms 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.
[2024-06-01 22:23:56] [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 4365 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 24495ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24497ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24501 ms. Remains : 24/24 places, 210/210 transitions.
RANDOM walk for 40000 steps (2125 resets) in 142 ms. (279 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (379 resets) in 34 ms. (1142 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1475182 steps, run timeout after 3001 ms. (steps per millisecond=491 ) properties seen :0 out of 1
Probabilistic random walk after 1475182 steps, saw 334639 distinct states, run finished after 3005 ms. (steps per millisecond=490 ) properties seen :0
[2024-06-01 22:24:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 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 124 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 9128 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9275ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 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 3 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-06-01 22:24:33] [INFO ] Invariant cache hit.
[2024-06-01 22:24:33] [INFO ] Implicit Places using invariants in 62 ms returned []
[2024-06-01 22:24:33] [INFO ] Invariant cache hit.
[2024-06-01 22:24:33] [INFO ] Implicit Places using invariants and state equation in 262 ms returned []
Implicit Place search using SMT with State Equation took 329 ms to find 0 implicit places.
[2024-06-01 22:24:33] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-01 22:24:33] [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 4540 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30013 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34758ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34762ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35113 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 143984 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
[2024-06-01 22:25:08] [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 (664 resets) in 28 ms. (344 steps per ms)
BEST_FIRST walk for 10001 steps (85 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:25:08] [INFO ] Invariant cache hit.
[2024-06-01 22:25:08] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2024-06-01 22:25:08] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:25:08] [INFO ] [Nat]Absence check using state equation in 548 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 10 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
[2024-06-01 22:25:08] [INFO ] Computed 0 invariants in 2 ms
[2024-06-01 22:25:08] [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 5563 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
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, 211/243 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/242 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 5 (OVERLAPS) 1/243 variables, 1/244 constraints. Problems are: Problem set: 0 solved, 211 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 244 constraints, problems are : Problem set: 0 solved, 211 unsolved in 20009 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 211/211 constraints, Known Traps: 0/0 constraints]
After SMT, in 25794ms problems are : Problem set: 0 solved, 211 unsolved
Search for dead transitions found 0 dead transitions in 25798ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25809 ms. Remains : 26/30 places, 217/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:25:34] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (61557 resets) in 2880 ms. (347 steps per ms)
BEST_FIRST walk for 1000001 steps (9966 resets) in 915 ms. (1091 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:25:38] [INFO ] Invariant cache hit.
[2024-06-01 22:25:38] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2024-06-01 22:25:38] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:25:43] [INFO ] [Nat]Absence check using state equation in 4557 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 4 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 4 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 2 ms. Remains 26 /26 variables (removed 0) and now considering 217/217 (removed 0) transitions.
[2024-06-01 22:25:43] [INFO ] Invariant cache hit.
[2024-06-01 22:25:43] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-06-01 22:25:43] [INFO ] Invariant cache hit.
[2024-06-01 22:25:43] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-06-01 22:25:43] [INFO ] Implicit Places using invariants and state equation in 215 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 298 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 302 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
[2024-06-01 22:25:43] [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 (52861 resets) in 2749 ms. (363 steps per ms)
BEST_FIRST walk for 1000001 steps (8896 resets) in 691 ms. (1445 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:25:47] [INFO ] Invariant cache hit.
[2024-06-01 22:25:47] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2024-06-01 22:25:47] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:25:56] [INFO ] [Nat]Absence check using state equation in 9052 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.
[2024-06-01 22:25:56] [INFO ] Invariant cache hit.
[2024-06-01 22:25:56] [INFO ] Implicit Places using invariants in 42 ms returned []
[2024-06-01 22:25:56] [INFO ] Invariant cache hit.
[2024-06-01 22:25:56] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-06-01 22:25:56] [INFO ] Implicit Places using invariants and state equation in 194 ms returned []
Implicit Place search using SMT with State Equation took 265 ms to find 0 implicit places.
[2024-06-01 22:25:56] [INFO ] Redundant transitions in 4 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:25:56] [INFO ] Invariant cache hit.
[2024-06-01 22:25:56] [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 7157 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 30047 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 37349ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 37351ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37638 ms. Remains : 25/25 places, 212/212 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2121 resets) in 162 ms. (245 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (355 resets) in 33 ms. (1176 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1398745 steps, run timeout after 3001 ms. (steps per millisecond=466 ) properties seen :0 out of 1
Probabilistic random walk after 1398745 steps, saw 343369 distinct states, run finished after 3004 ms. (steps per millisecond=465 ) properties seen :0
[2024-06-01 22:26:37] [INFO ] Invariant cache hit.
[2024-06-01 22:26:37] [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 83 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 1131 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1240ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-06-01 22:26:38] [INFO ] Invariant cache hit.
[2024-06-01 22:26:38] [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 6712 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 20012 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 26841ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 26845ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26852 ms. Remains : 25/25 places, 212/212 transitions.
RANDOM walk for 40000 steps (2106 resets) in 175 ms. (227 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (354 resets) in 33 ms. (1176 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1673898 steps, run timeout after 3001 ms. (steps per millisecond=557 ) properties seen :0 out of 1
Probabilistic random walk after 1673898 steps, saw 425502 distinct states, run finished after 3005 ms. (steps per millisecond=557 ) properties seen :0
[2024-06-01 22:27:08] [INFO ] Invariant cache hit.
[2024-06-01 22:27:08] [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 165 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 9124 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9298ms 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 3 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.
[2024-06-01 22:27:17] [INFO ] Invariant cache hit.
[2024-06-01 22:27:17] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-06-01 22:27:17] [INFO ] Invariant cache hit.
[2024-06-01 22:27:17] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-06-01 22:27:17] [INFO ] Implicit Places using invariants and state equation in 209 ms returned []
Implicit Place search using SMT with State Equation took 268 ms to find 0 implicit places.
[2024-06-01 22:27:17] [INFO ] Redundant transitions in 2 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:27:17] [INFO ] Invariant cache hit.
[2024-06-01 22:27:17] [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 6563 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 30019 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 36702ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 36704ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36986 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 166335 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
[2024-06-01 22:27:54] [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 (654 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (79 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:27:54] [INFO ] Invariant cache hit.
[2024-06-01 22:27:54] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-06-01 22:27:54] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:27:55] [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
[2024-06-01 22:27:55] [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 4626 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 20016 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 0/218 constraints, Known Traps: 0/0 constraints]
After SMT, in 24775ms problems are : Problem set: 0 solved, 218 unsolved
Search for dead transitions found 0 dead transitions in 24777ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24785 ms. Remains : 26/30 places, 223/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:28:20] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (81950 resets) in 3102 ms. (322 steps per ms)
BEST_FIRST walk for 1000000 steps (12590 resets) in 941 ms. (1061 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:28:24] [INFO ] Invariant cache hit.
[2024-06-01 22:28:24] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-06-01 22:28:24] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:28:28] [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 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 2 ms. Remains 26 /26 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2024-06-01 22:28:28] [INFO ] Invariant cache hit.
[2024-06-01 22:28:28] [INFO ] Implicit Places using invariants in 66 ms returned []
[2024-06-01 22:28:28] [INFO ] Invariant cache hit.
[2024-06-01 22:28:29] [INFO ] Implicit Places using invariants and state equation in 233 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 304 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 314 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
[2024-06-01 22:28:29] [INFO ] Computed 0 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (56068 resets) in 3134 ms. (318 steps per ms)
BEST_FIRST walk for 1000001 steps (9517 resets) in 698 ms. (1430 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:28:33] [INFO ] Invariant cache hit.
[2024-06-01 22:28:33] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-06-01 22:28:33] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:28:37] [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 3 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-06-01 22:28:37] [INFO ] Invariant cache hit.
[2024-06-01 22:28:37] [INFO ] Implicit Places using invariants in 75 ms returned []
[2024-06-01 22:28:37] [INFO ] Invariant cache hit.
[2024-06-01 22:28:37] [INFO ] Implicit Places using invariants and state equation in 197 ms returned []
Implicit Place search using SMT with State Equation took 286 ms to find 0 implicit places.
[2024-06-01 22:28:37] [INFO ] Redundant transitions in 2 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:28:37] [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 4705 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 30045 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 34876ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 34879ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35176 ms. Remains : 24/24 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2232 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (380 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1525806 steps, run timeout after 3001 ms. (steps per millisecond=508 ) properties seen :0 out of 1
Probabilistic random walk after 1525806 steps, saw 363610 distinct states, run finished after 3001 ms. (steps per millisecond=508 ) properties seen :0
[2024-06-01 22:29:16] [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 81 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 1097 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1185ms 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.
[2024-06-01 22:29:17] [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 4419 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 20009 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 24542ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 24544ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24548 ms. Remains : 24/24 places, 211/211 transitions.
RANDOM walk for 40000 steps (2229 resets) in 189 ms. (210 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (381 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1694573 steps, run timeout after 3001 ms. (steps per millisecond=564 ) properties seen :0 out of 1
Probabilistic random walk after 1694573 steps, saw 402963 distinct states, run finished after 3001 ms. (steps per millisecond=564 ) properties seen :0
[2024-06-01 22:29:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 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 9083 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9189ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-06-01 22:29:54] [INFO ] Invariant cache hit.
[2024-06-01 22:29:54] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-06-01 22:29:54] [INFO ] Invariant cache hit.
[2024-06-01 22:29:54] [INFO ] Implicit Places using invariants and state equation in 198 ms returned []
Implicit Place search using SMT with State Equation took 273 ms to find 0 implicit places.
[2024-06-01 22:29:54] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:29:54] [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 3659 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 30014 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 33797ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 33800ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34083 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 153614 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
[2024-06-01 22:30:28] [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 (662 resets) in 28 ms. (344 steps per ms)
BEST_FIRST walk for 10001 steps (90 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:30:28] [INFO ] Invariant cache hit.
[2024-06-01 22:30:28] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-06-01 22:30:28] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:30:28] [INFO ] [Nat]Absence check using state equation in 545 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 8 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
[2024-06-01 22:30:28] [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 4254 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 24398ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24400ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24408 ms. Remains : 24/30 places, 210/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:30:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (53549 resets) in 2320 ms. (430 steps per ms)
BEST_FIRST walk for 1000001 steps (9182 resets) in 695 ms. (1436 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:30:56] [INFO ] Invariant cache hit.
[2024-06-01 22:30:56] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2024-06-01 22:30:56] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:31:00] [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, 210/210 transitions.
Applied a total of 0 rules in 5 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 24/24 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-06-01 22:31:00] [INFO ] Invariant cache hit.
[2024-06-01 22:31:01] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-06-01 22:31:01] [INFO ] Invariant cache hit.
[2024-06-01 22:31:01] [INFO ] Implicit Places using invariants and state equation in 288 ms returned []
Implicit Place search using SMT with State Equation took 355 ms to find 0 implicit places.
[2024-06-01 22:31:01] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-01 22:31:01] [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 3827 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 30020 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 33962ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 33967ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34337 ms. Remains : 24/24 places, 210/210 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2130 resets) in 145 ms. (273 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (361 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1803450 steps, run timeout after 3001 ms. (steps per millisecond=600 ) properties seen :0 out of 1
Probabilistic random walk after 1803450 steps, saw 410228 distinct states, run finished after 3001 ms. (steps per millisecond=600 ) properties seen :0
[2024-06-01 22:31:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 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 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) 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 1070 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1162ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 210/210 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Running 205 sub problems to find dead transitions.
[2024-06-01 22:31:39] [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 3166 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 20010 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 23296ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 23300ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23304 ms. Remains : 24/24 places, 210/210 transitions.
RANDOM walk for 40000 steps (2136 resets) in 141 ms. (281 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (366 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1819078 steps, run timeout after 3001 ms. (steps per millisecond=606 ) properties seen :0 out of 1
Probabilistic random walk after 1819078 steps, saw 413418 distinct states, run finished after 3001 ms. (steps per millisecond=606 ) properties seen :0
[2024-06-01 22:32:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 10/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/80 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 102/182 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 52/234 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 71 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 9085 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9161ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 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.
[2024-06-01 22:32:15] [INFO ] Invariant cache hit.
[2024-06-01 22:32:15] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-06-01 22:32:15] [INFO ] Invariant cache hit.
[2024-06-01 22:32:15] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 227 ms to find 0 implicit places.
[2024-06-01 22:32:15] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-01 22:32:15] [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 4295 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 30037 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34461ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34465ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34702 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 141770 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
[2024-06-01 22:32:49] [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 (679 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (75 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:32:49] [INFO ] Invariant cache hit.
[2024-06-01 22:32:50] [INFO ] [Real]Absence check using state equation in 57 ms returned sat
[2024-06-01 22:32:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:32:50] [INFO ] [Nat]Absence check using state equation in 549 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 10 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
[2024-06-01 22:32:50] [INFO ] Computed 0 invariants in 2 ms
[2024-06-01 22:32:50] [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 5843 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 20022 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 26068ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 26073ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26084 ms. Remains : 25/30 places, 211/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:33:16] [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 2365 ms. (422 steps per ms)
BEST_FIRST walk for 1000000 steps (8729 resets) in 705 ms. (1416 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:33:19] [INFO ] Invariant cache hit.
[2024-06-01 22:33:19] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2024-06-01 22:33:19] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:33:29] [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 6 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 6 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.
[2024-06-01 22:33:29] [INFO ] Invariant cache hit.
[2024-06-01 22:33:29] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-06-01 22:33:29] [INFO ] Invariant cache hit.
[2024-06-01 22:33:29] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 22:33:29] [INFO ] Implicit Places using invariants and state equation in 218 ms returned []
Implicit Place search using SMT with State Equation took 299 ms to find 0 implicit places.
[2024-06-01 22:33:29] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-01 22:33:29] [INFO ] Invariant cache hit.
[2024-06-01 22:33:29] [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 7635 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 30014 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 37782ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 37785ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38100 ms. Remains : 25/25 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2013 resets) in 285 ms. (139 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (345 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1545355 steps, run timeout after 3001 ms. (steps per millisecond=514 ) properties seen :0 out of 1
Probabilistic random walk after 1545355 steps, saw 375875 distinct states, run finished after 3001 ms. (steps per millisecond=514 ) properties seen :0
[2024-06-01 22:34:10] [INFO ] Invariant cache hit.
[2024-06-01 22:34:10] [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 100 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 1095 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1201ms 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.
[2024-06-01 22:34:11] [INFO ] Invariant cache hit.
[2024-06-01 22:34:11] [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 7674 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
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 20037 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 27889ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 27892ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27896 ms. Remains : 25/25 places, 211/211 transitions.
RANDOM walk for 40000 steps (2008 resets) in 161 ms. (246 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (347 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1518368 steps, run timeout after 3001 ms. (steps per millisecond=505 ) properties seen :0 out of 1
Probabilistic random walk after 1518368 steps, saw 367883 distinct states, run finished after 3001 ms. (steps per millisecond=505 ) properties seen :0
[2024-06-01 22:34:42] [INFO ] Invariant cache hit.
[2024-06-01 22:34:42] [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 97 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 9134 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9256ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 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.
[2024-06-01 22:34:51] [INFO ] Invariant cache hit.
[2024-06-01 22:34:51] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-06-01 22:34:51] [INFO ] Invariant cache hit.
[2024-06-01 22:34:51] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-06-01 22:34:52] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 298 ms to find 0 implicit places.
[2024-06-01 22:34:52] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-01 22:34:52] [INFO ] Invariant cache hit.
[2024-06-01 22:34:52] [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 7439 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 30011 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 37566ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 37568ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37874 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 159778 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
[2024-06-01 22:35:29] [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 (670 resets) in 29 ms. (333 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]
[2024-06-01 22:35:29] [INFO ] Invariant cache hit.
[2024-06-01 22:35:29] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2024-06-01 22:35:29] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:35:30] [INFO ] [Nat]Absence check using state equation in 549 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 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 7 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
[2024-06-01 22:35:30] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 22:35:30] [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 5451 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 20012 ms.
Refiners :[State Equation: 25/26 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 0/213 constraints, Known Traps: 0/0 constraints]
After SMT, in 25605ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 25607ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25618 ms. Remains : 26/30 places, 219/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:35:56] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (66837 resets) in 2633 ms. (379 steps per ms)
BEST_FIRST walk for 1000001 steps (10634 resets) in 753 ms. (1326 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:35:59] [INFO ] Invariant cache hit.
[2024-06-01 22:35:59] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2024-06-01 22:35:59] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:36:04] [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 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.
[2024-06-01 22:36:04] [INFO ] Invariant cache hit.
[2024-06-01 22:36:04] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-06-01 22:36:04] [INFO ] Invariant cache hit.
[2024-06-01 22:36:04] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-01 22:36:04] [INFO ] Implicit Places using invariants and state equation in 244 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 303 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 307 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
[2024-06-01 22:36:04] [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 (52911 resets) in 2498 ms. (400 steps per ms)
BEST_FIRST walk for 1000000 steps (8881 resets) in 733 ms. (1362 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:36:07] [INFO ] Invariant cache hit.
[2024-06-01 22:36:07] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-06-01 22:36:07] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:36:16] [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.
[2024-06-01 22:36:16] [INFO ] Invariant cache hit.
[2024-06-01 22:36:16] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-06-01 22:36:16] [INFO ] Invariant cache hit.
[2024-06-01 22:36:17] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-01 22:36:17] [INFO ] Implicit Places using invariants and state equation in 232 ms returned []
Implicit Place search using SMT with State Equation took 286 ms to find 0 implicit places.
[2024-06-01 22:36:17] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:36:17] [INFO ] Invariant cache hit.
[2024-06-01 22:36:17] [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 4926 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 30021 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35077ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35079ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35374 ms. Remains : 25/25 places, 212/212 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2100 resets) in 124 ms. (320 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (353 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1562306 steps, run timeout after 3001 ms. (steps per millisecond=520 ) properties seen :0 out of 1
Probabilistic random walk after 1562306 steps, saw 374195 distinct states, run finished after 3001 ms. (steps per millisecond=520 ) properties seen :0
[2024-06-01 22:36:55] [INFO ] Invariant cache hit.
[2024-06-01 22:36:55] [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 1077 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1182ms 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.
[2024-06-01 22:36:56] [INFO ] Invariant cache hit.
[2024-06-01 22:36:56] [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 5199 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 20015 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 25349ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 25351ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25355 ms. Remains : 25/25 places, 212/212 transitions.
RANDOM walk for 40000 steps (2097 resets) in 161 ms. (246 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (352 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1571313 steps, run timeout after 3001 ms. (steps per millisecond=523 ) properties seen :0 out of 1
Probabilistic random walk after 1571313 steps, saw 376918 distinct states, run finished after 3001 ms. (steps per millisecond=523 ) properties seen :0
[2024-06-01 22:37:25] [INFO ] Invariant cache hit.
[2024-06-01 22:37:25] [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 90 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 9094 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9216ms 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 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-06-01 22:37:34] [INFO ] Invariant cache hit.
[2024-06-01 22:37:34] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-06-01 22:37:34] [INFO ] Invariant cache hit.
[2024-06-01 22:37:34] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-01 22:37:34] [INFO ] Implicit Places using invariants and state equation in 227 ms returned []
Implicit Place search using SMT with State Equation took 324 ms to find 0 implicit places.
[2024-06-01 22:37:34] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:37:34] [INFO ] Invariant cache hit.
[2024-06-01 22:37:34] [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 4895 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 30013 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35052ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35061ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35393 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 159980 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
[2024-06-01 22:38:09] [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 (659 resets) in 29 ms. (333 steps per ms)
BEST_FIRST walk for 10000 steps (80 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:38:09] [INFO ] Invariant cache hit.
[2024-06-01 22:38:09] [INFO ] [Real]Absence check using state equation in 64 ms returned sat
[2024-06-01 22:38:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:38:10] [INFO ] [Nat]Absence check using state equation in 549 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 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 4 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
[2024-06-01 22:38:10] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 22:38:10] [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 5296 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
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/245 variables, and 34 constraints, problems are : Problem set: 0 solved, 213 unsolved in 20015 ms.
Refiners :[State Equation: 25/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 0/213 constraints, Known Traps: 0/0 constraints]
After SMT, in 25458ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 25461ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25466 ms. Remains : 26/30 places, 219/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:38:35] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (67311 resets) in 2638 ms. (378 steps per ms)
BEST_FIRST walk for 1000001 steps (10301 resets) in 762 ms. (1310 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:38:39] [INFO ] Invariant cache hit.
[2024-06-01 22:38:39] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-06-01 22:38:39] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:38:43] [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 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 2 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 1 ms. Remains 26 /26 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-06-01 22:38:43] [INFO ] Invariant cache hit.
[2024-06-01 22:38:44] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-06-01 22:38:44] [INFO ] Invariant cache hit.
[2024-06-01 22:38:44] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:38:44] [INFO ] Implicit Places using invariants and state equation in 244 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 298 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 1 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 300 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
[2024-06-01 22:38:44] [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 (52728 resets) in 2505 ms. (399 steps per ms)
BEST_FIRST walk for 1000001 steps (8906 resets) in 736 ms. (1356 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:38:47] [INFO ] Invariant cache hit.
[2024-06-01 22:38:47] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-06-01 22:38:47] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:38:56] [INFO ] [Nat]Absence check using state equation in 9047 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 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 3 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.
[2024-06-01 22:38:56] [INFO ] Invariant cache hit.
[2024-06-01 22:38:56] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-06-01 22:38:56] [INFO ] Invariant cache hit.
[2024-06-01 22:38:56] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:38:57] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 287 ms to find 0 implicit places.
[2024-06-01 22:38:57] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:38:57] [INFO ] Invariant cache hit.
[2024-06-01 22:38:57] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 9/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 206 unsolved in 5209 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 30039 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35371ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35376ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35675 ms. Remains : 25/25 places, 212/212 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2094 resets) in 159 ms. (250 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (355 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1575758 steps, run timeout after 3001 ms. (steps per millisecond=525 ) properties seen :0 out of 1
Probabilistic random walk after 1575758 steps, saw 384123 distinct states, run finished after 3004 ms. (steps per millisecond=524 ) properties seen :0
[2024-06-01 22:39:35] [INFO ] Invariant cache hit.
[2024-06-01 22:39:35] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 20/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 100/121 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/121 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 115/236 variables, 13/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/237 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/237 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 34 constraints, problems are : Problem set: 0 solved, 1 unsolved in 98 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 20/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 100/121 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/121 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/121 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 115/236 variables, 13/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 35 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1090 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1204ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Running 206 sub problems to find dead transitions.
[2024-06-01 22:39:36] [INFO ] Invariant cache hit.
[2024-06-01 22:39:36] [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 5185 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 20013 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 25323ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 25325ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25328 ms. Remains : 25/25 places, 212/212 transitions.
RANDOM walk for 40000 steps (2100 resets) in 145 ms. (273 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (351 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1562575 steps, run timeout after 3001 ms. (steps per millisecond=520 ) properties seen :0 out of 1
Probabilistic random walk after 1562575 steps, saw 380409 distinct states, run finished after 3001 ms. (steps per millisecond=520 ) properties seen :0
[2024-06-01 22:40:05] [INFO ] Invariant cache hit.
[2024-06-01 22:40:05] [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 90 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 9088 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9190ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 25/25 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-06-01 22:40:14] [INFO ] Invariant cache hit.
[2024-06-01 22:40:14] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-06-01 22:40:14] [INFO ] Invariant cache hit.
[2024-06-01 22:40:14] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-01 22:40:14] [INFO ] Implicit Places using invariants and state equation in 250 ms returned []
Implicit Place search using SMT with State Equation took 308 ms to find 0 implicit places.
[2024-06-01 22:40:14] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:40:14] [INFO ] Invariant cache hit.
[2024-06-01 22:40:14] [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 5319 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 30010 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 35460ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 35466ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35784 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 160536 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
[2024-06-01 22:40:50] [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 (670 resets) in 44 ms. (222 steps per ms)
BEST_FIRST walk for 10001 steps (75 resets) in 23 ms. (416 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:40:50] [INFO ] Invariant cache hit.
[2024-06-01 22:40:50] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-06-01 22:40:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:40:50] [INFO ] [Nat]Absence check using state equation in 555 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 8 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
[2024-06-01 22:40:50] [INFO ] Computed 0 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4709 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 20041 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 24950ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24954ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24963 ms. Remains : 24/30 places, 210/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:41:15] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (53634 resets) in 2819 ms. (354 steps per ms)
BEST_FIRST walk for 1000001 steps (9150 resets) in 706 ms. (1414 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:41:19] [INFO ] Invariant cache hit.
[2024-06-01 22:41:19] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2024-06-01 22:41:19] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:41:24] [INFO ] [Nat]Absence check using state equation in 4568 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 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 1 ms. Remains 24 /24 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2024-06-01 22:41:24] [INFO ] Invariant cache hit.
[2024-06-01 22:41:24] [INFO ] Implicit Places using invariants in 69 ms returned []
[2024-06-01 22:41:24] [INFO ] Invariant cache hit.
[2024-06-01 22:41:24] [INFO ] Implicit Places using invariants and state equation in 278 ms returned []
Implicit Place search using SMT with State Equation took 349 ms to find 0 implicit places.
[2024-06-01 22:41:24] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-01 22:41:24] [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 3991 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 34161ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34164ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34523 ms. Remains : 24/24 places, 210/210 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2118 resets) in 137 ms. (289 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (365 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1639337 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :0 out of 1
Probabilistic random walk after 1639337 steps, saw 372385 distinct states, run finished after 3001 ms. (steps per millisecond=546 ) properties seen :0
[2024-06-01 22:42:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 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 79 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 1078 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1182ms 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.
[2024-06-01 22:42:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 210/234 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 3 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 205 unsolved in 4391 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 20041 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 24575ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 24578ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24580 ms. Remains : 24/24 places, 210/210 transitions.
RANDOM walk for 40000 steps (2135 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (364 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1458672 steps, run timeout after 3001 ms. (steps per millisecond=486 ) properties seen :0 out of 1
Probabilistic random walk after 1458672 steps, saw 331356 distinct states, run finished after 3001 ms. (steps per millisecond=486 ) properties seen :0
[2024-06-01 22:42:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 66/218 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/218 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 16/234 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 85 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 129/152 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/152 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 66/218 variables, 8/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/218 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 234/234 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9089 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, 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.
[2024-06-01 22:42:39] [INFO ] Invariant cache hit.
[2024-06-01 22:42:39] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-06-01 22:42:39] [INFO ] Invariant cache hit.
[2024-06-01 22:42:40] [INFO ] Implicit Places using invariants and state equation in 192 ms returned []
Implicit Place search using SMT with State Equation took 246 ms to find 0 implicit places.
[2024-06-01 22:42:40] [INFO ] Redundant transitions in 1 ms returned []
Running 205 sub problems to find dead transitions.
[2024-06-01 22:42:40] [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 4336 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 30026 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/205 constraints, Known Traps: 0/0 constraints]
After SMT, in 34527ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 34530ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34787 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 144481 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
[2024-06-01 22:43:14] [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 (660 resets) in 28 ms. (344 steps per ms)
BEST_FIRST walk for 10001 steps (103 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:43:14] [INFO ] Invariant cache hit.
[2024-06-01 22:43:14] [INFO ] [Real]Absence check using state equation in 62 ms returned sat
[2024-06-01 22:43:14] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:43:15] [INFO ] [Nat]Absence check using state equation in 559 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 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 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 9 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
[2024-06-01 22:43:15] [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 4056 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 20034 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/212 constraints, Known Traps: 0/0 constraints]
After SMT, in 24295ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 24299ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24309 ms. Remains : 25/30 places, 217/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:43:39] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (70572 resets) in 3602 ms. (277 steps per ms)
BEST_FIRST walk for 1000001 steps (17622 resets) in 742 ms. (1345 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:43:44] [INFO ] Invariant cache hit.
[2024-06-01 22:43:44] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-06-01 22:43:44] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:43:53] [INFO ] [Nat]Absence check using state equation in 9045 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 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 1 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
[2024-06-01 22:43:53] [INFO ] Invariant cache hit.
[2024-06-01 22:43:53] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-06-01 22:43:53] [INFO ] Invariant cache hit.
[2024-06-01 22:43:53] [INFO ] Implicit Places using invariants and state equation in 304 ms returned []
Implicit Place search using SMT with State Equation took 356 ms to find 0 implicit places.
[2024-06-01 22:43:53] [INFO ] Redundant transitions in 1 ms returned []
Running 212 sub problems to find dead transitions.
[2024-06-01 22:43:53] [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 4075 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 30014 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/212 constraints, Known Traps: 0/0 constraints]
After SMT, in 34305ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 34312ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34675 ms. Remains : 25/25 places, 217/217 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2812 resets) in 158 ms. (251 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (702 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1498643 steps, run timeout after 3001 ms. (steps per millisecond=499 ) properties seen :0 out of 1
Probabilistic random walk after 1498643 steps, saw 361210 distinct states, run finished after 3001 ms. (steps per millisecond=499 ) properties seen :0
[2024-06-01 22:44:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 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 90 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 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 1104 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1202ms 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.
[2024-06-01 22:44:32] [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 3454 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 20036 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints]
After SMT, in 23614ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 23616ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23621 ms. Remains : 25/25 places, 217/217 transitions.
RANDOM walk for 40000 steps (2816 resets) in 146 ms. (272 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (704 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1448419 steps, run timeout after 3001 ms. (steps per millisecond=482 ) properties seen :0 out of 1
Probabilistic random walk after 1448419 steps, saw 349425 distinct states, run finished after 3001 ms. (steps per millisecond=482 ) properties seen :0
[2024-06-01 22:44:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 99/107 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 110/217 variables, 12/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/217 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 25/242 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/242 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 107 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 99/107 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/107 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 110/217 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/217 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9077 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9202ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 217/217 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 217/217 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 217/217 (removed 0) transitions.
[2024-06-01 22:45:08] [INFO ] Invariant cache hit.
[2024-06-01 22:45:08] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-06-01 22:45:08] [INFO ] Invariant cache hit.
[2024-06-01 22:45:08] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 258 ms to find 0 implicit places.
[2024-06-01 22:45:08] [INFO ] Redundant transitions in 1 ms returned []
Running 212 sub problems to find dead transitions.
[2024-06-01 22:45:08] [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 4740 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 30043 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints]
After SMT, in 34922ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 34924ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35193 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 148777 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
[2024-06-01 22:45:43] [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 (667 resets) in 47 ms. (208 steps per ms)
BEST_FIRST walk for 10000 steps (81 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:45:43] [INFO ] Invariant cache hit.
[2024-06-01 22:45:43] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2024-06-01 22:45:43] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:45:44] [INFO ] [Nat]Absence check using state equation in 560 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 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 5 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
[2024-06-01 22:45:44] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 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 3202 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 25 constraints, problems are : Problem set: 0 solved, 213 unsolved in 20011 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/213 constraints, Known Traps: 0/0 constraints]
After SMT, in 23338ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 23340ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23346 ms. Remains : 25/30 places, 218/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:46:07] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (72117 resets) in 2873 ms. (347 steps per ms)
BEST_FIRST walk for 1000001 steps (11702 resets) in 982 ms. (1017 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:46:11] [INFO ] Invariant cache hit.
[2024-06-01 22:46:11] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2024-06-01 22:46:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:46:20] [INFO ] [Nat]Absence check using state equation in 9073 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 4 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 4 ms. Remains : 25/25 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 218/218 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-06-01 22:46:20] [INFO ] Invariant cache hit.
[2024-06-01 22:46:20] [INFO ] Implicit Places using invariants in 55 ms returned []
[2024-06-01 22:46:20] [INFO ] Invariant cache hit.
[2024-06-01 22:46:20] [INFO ] Implicit Places using invariants and state equation in 186 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 255 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 259 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
[2024-06-01 22:46:21] [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 (56124 resets) in 2354 ms. (424 steps per ms)
BEST_FIRST walk for 1000000 steps (9504 resets) in 698 ms. (1430 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:46:24] [INFO ] Invariant cache hit.
[2024-06-01 22:46:24] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2024-06-01 22:46:24] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:46:28] [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, 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.
[2024-06-01 22:46:28] [INFO ] Invariant cache hit.
[2024-06-01 22:46:28] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-06-01 22:46:28] [INFO ] Invariant cache hit.
[2024-06-01 22:46:29] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 243 ms to find 0 implicit places.
[2024-06-01 22:46:29] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:46:29] [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 3753 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 33933ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 33935ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34186 ms. Remains : 24/24 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2252 resets) in 146 ms. (272 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (373 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1676096 steps, run timeout after 3001 ms. (steps per millisecond=558 ) properties seen :0 out of 1
Probabilistic random walk after 1676096 steps, saw 382654 distinct states, run finished after 3001 ms. (steps per millisecond=558 ) properties seen :0
[2024-06-01 22:47:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 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 129 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 1158 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1322ms 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.
[2024-06-01 22:47:07] [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 4358 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 20048 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 24584ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 24589ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24594 ms. Remains : 24/24 places, 211/211 transitions.
RANDOM walk for 40000 steps (2225 resets) in 170 ms. (233 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (379 resets) in 61 ms. (645 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1566843 steps, run timeout after 3001 ms. (steps per millisecond=522 ) properties seen :0 out of 1
Probabilistic random walk after 1566843 steps, saw 355941 distinct states, run finished after 3001 ms. (steps per millisecond=522 ) properties seen :0
[2024-06-01 22:47:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 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 117 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 9114 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9239ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-06-01 22:47:44] [INFO ] Invariant cache hit.
[2024-06-01 22:47:44] [INFO ] Implicit Places using invariants in 67 ms returned []
[2024-06-01 22:47:44] [INFO ] Invariant cache hit.
[2024-06-01 22:47:44] [INFO ] Implicit Places using invariants and state equation in 313 ms returned []
Implicit Place search using SMT with State Equation took 382 ms to find 0 implicit places.
[2024-06-01 22:47:44] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:47:44] [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 4194 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 30019 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 34407ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 34413ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34806 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 155780 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
[2024-06-01 22:48:19] [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 (670 resets) in 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (83 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:48:19] [INFO ] Invariant cache hit.
[2024-06-01 22:48:19] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2024-06-01 22:48:19] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:48:19] [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.3 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 8 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
[2024-06-01 22:48:19] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 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 4796 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 20013 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/211 constraints, Known Traps: 0/0 constraints]
After SMT, in 25037ms problems are : Problem set: 0 solved, 211 unsolved
Search for dead transitions found 0 dead transitions in 25040ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25050 ms. Remains : 25/30 places, 216/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:48:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (66205 resets) in 2695 ms. (370 steps per ms)
BEST_FIRST walk for 1000001 steps (11402 resets) in 731 ms. (1366 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:48:48] [INFO ] Invariant cache hit.
[2024-06-01 22:48:48] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2024-06-01 22:48:48] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:48:57] [INFO ] [Nat]Absence check using state equation in 9068 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.
[2024-06-01 22:48:57] [INFO ] Invariant cache hit.
[2024-06-01 22:48:57] [INFO ] Implicit Places using invariants in 43 ms returned []
[2024-06-01 22:48:57] [INFO ] Invariant cache hit.
[2024-06-01 22:48:57] [INFO ] Implicit Places using invariants and state equation in 213 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 269 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 272 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
[2024-06-01 22:48:58] [INFO ] Computed 0 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (56103 resets) in 2828 ms. (353 steps per ms)
BEST_FIRST walk for 1000000 steps (9550 resets) in 742 ms. (1345 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:49:01] [INFO ] Invariant cache hit.
[2024-06-01 22:49:01] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-06-01 22:49:01] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:49:06] [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 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 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-06-01 22:49:06] [INFO ] Invariant cache hit.
[2024-06-01 22:49:06] [INFO ] Implicit Places using invariants in 89 ms returned []
[2024-06-01 22:49:06] [INFO ] Invariant cache hit.
[2024-06-01 22:49:06] [INFO ] Implicit Places using invariants and state equation in 235 ms returned []
Implicit Place search using SMT with State Equation took 326 ms to find 0 implicit places.
[2024-06-01 22:49:06] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:49:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3703 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 30011 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 33915ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 33919ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34254 ms. Remains : 24/24 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2264 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (381 resets) in 61 ms. (645 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1650636 steps, run timeout after 3001 ms. (steps per millisecond=550 ) properties seen :0 out of 1
Probabilistic random walk after 1650636 steps, saw 392768 distinct states, run finished after 3001 ms. (steps per millisecond=550 ) properties seen :0
[2024-06-01 22:49:43] [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) 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 1079 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1169ms 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.
[2024-06-01 22:49:44] [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 3100 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 20015 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 23242ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 23244ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23248 ms. Remains : 24/24 places, 211/211 transitions.
RANDOM walk for 40000 steps (2236 resets) in 148 ms. (268 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (387 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1506147 steps, run timeout after 3001 ms. (steps per millisecond=501 ) properties seen :0 out of 1
Probabilistic random walk after 1506147 steps, saw 357416 distinct states, run finished after 3001 ms. (steps per millisecond=501 ) properties seen :0
[2024-06-01 22:50:11] [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) 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 83 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 9164ms 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.
[2024-06-01 22:50:20] [INFO ] Invariant cache hit.
[2024-06-01 22:50:20] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-06-01 22:50:20] [INFO ] Invariant cache hit.
[2024-06-01 22:50:20] [INFO ] Implicit Places using invariants and state equation in 182 ms returned []
Implicit Place search using SMT with State Equation took 234 ms to find 0 implicit places.
[2024-06-01 22:50:20] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:50:20] [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 4598 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 34732ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 34734ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34979 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 156084 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
[2024-06-01 22:50:55] [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 27 ms. (357 steps per ms)
BEST_FIRST walk for 10001 steps (81 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:50:55] [INFO ] Invariant cache hit.
[2024-06-01 22:50:55] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2024-06-01 22:50:55] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:50:55] [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.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
[2024-06-01 22:50:56] [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, 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 3767 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 20015 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/211 constraints, Known Traps: 0/0 constraints]
After SMT, in 23917ms problems are : Problem set: 0 solved, 211 unsolved
Search for dead transitions found 0 dead transitions in 23919ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23926 ms. Remains : 25/30 places, 216/233 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 22:51:19] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (66275 resets) in 2752 ms. (363 steps per ms)
BEST_FIRST walk for 1000001 steps (10952 resets) in 732 ms. (1364 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:51:23] [INFO ] Invariant cache hit.
[2024-06-01 22:51:23] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2024-06-01 22:51:23] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:51:32] [INFO ] [Nat]Absence check using state equation in 9054 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 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 2 ms. Remains 25 /25 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-06-01 22:51:32] [INFO ] Invariant cache hit.
[2024-06-01 22:51:32] [INFO ] Implicit Places using invariants in 72 ms returned []
[2024-06-01 22:51:32] [INFO ] Invariant cache hit.
[2024-06-01 22:51:32] [INFO ] Implicit Places using invariants and state equation in 241 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 316 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 3 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 321 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
[2024-06-01 22:51:33] [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 (56022 resets) in 2368 ms. (422 steps per ms)
BEST_FIRST walk for 1000001 steps (9489 resets) in 699 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-06-01 22:51:36] [INFO ] Invariant cache hit.
[2024-06-01 22:51:36] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2024-06-01 22:51:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 22:51:40] [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 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-06-01 22:51:40] [INFO ] Invariant cache hit.
[2024-06-01 22:51:40] [INFO ] Implicit Places using invariants in 76 ms returned []
[2024-06-01 22:51:40] [INFO ] Invariant cache hit.
[2024-06-01 22:51:41] [INFO ] Implicit Places using invariants and state equation in 207 ms returned []
Implicit Place search using SMT with State Equation took 285 ms to find 0 implicit places.
[2024-06-01 22:51:41] [INFO ] Redundant transitions in 2 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:51:41] [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 2973 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30010 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 33128ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 33130ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33425 ms. Remains : 24/24 places, 211/211 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (2248 resets) in 144 ms. (275 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (375 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1533553 steps, run timeout after 3001 ms. (steps per millisecond=511 ) properties seen :0 out of 1
Probabilistic random walk after 1533553 steps, saw 365519 distinct states, run finished after 3001 ms. (steps per millisecond=511 ) properties seen :0
[2024-06-01 22:52:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 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 1106 ms.
Refiners :[State Equation: 24/24 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 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.
[2024-06-01 22:52:18] [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 4009 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 20009 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 24217ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 24222ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24226 ms. Remains : 24/24 places, 211/211 transitions.
RANDOM walk for 40000 steps (2237 resets) in 194 ms. (205 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (379 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1501916 steps, run timeout after 3001 ms. (steps per millisecond=500 ) properties seen :0 out of 1
Probabilistic random walk after 1501916 steps, saw 357133 distinct states, run finished after 3001 ms. (steps per millisecond=500 ) properties seen :0
[2024-06-01 22:52:45] [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) 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 111 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 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 9105 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 9221ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2024-06-01 22:52:55] [INFO ] Invariant cache hit.
[2024-06-01 22:52:55] [INFO ] Implicit Places using invariants in 61 ms returned []
[2024-06-01 22:52:55] [INFO ] Invariant cache hit.
[2024-06-01 22:52:55] [INFO ] Implicit Places using invariants and state equation in 191 ms returned []
Implicit Place search using SMT with State Equation took 254 ms to find 0 implicit places.
[2024-06-01 22:52:55] [INFO ] Redundant transitions in 2 ms returned []
Running 206 sub problems to find dead transitions.
[2024-06-01 22:52:55] [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 4501 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 30056 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 34715ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 34718ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34981 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 154824 ms.
[2024-06-01 22:53:30] [INFO ] Flatten gal took : 74 ms
[2024-06-01 22:53:30] [INFO ] Export to MCC of 13 properties in file /home/mcc/execution/UpperBounds.sr.xml took 12 ms.
[2024-06-01 22:53:30] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 30 places, 233 transitions and 681 arcs took 9 ms.
Total runtime 2426778 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=
[--mu-opt] [--saturation=
[--sat-granularity=
[--guidance=
[--action=
[--trace=
[--mu=
[--ctl=
[--save-levels=STRING] [--pg-solve] [--attr=
[--saturating-attractor] [--write-strategy=
[--check-strategy] [--interactive-play] [--player]
[--pg-write=
[--edge-label=
[--mucalc=
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por=
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=
[--cw-max-cols=
[--mh-timeout=
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=
[--ldd32-cache=
[--cache-ratio=
[--min-free-nodes=
[--fdd-reorder=
[--vset-cache-diff=
[--next-union] [--peak-nodes] [--maxsum=
[--block-size=
[--debug=
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS]
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-00
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-01
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-02
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-04
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-05
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-06
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-07
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-08
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-09
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-10
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-11
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-12
Could not compute solution for formula : DNAwalker-PT-07track28RR-UpperBounds-14
BK_STOP 1717282411077
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2024
ub formula name DNAwalker-PT-07track28RR-UpperBounds-00
ub formula formula --maxsum=/tmp/2158/ub_0_
ub formula name DNAwalker-PT-07track28RR-UpperBounds-01
ub formula formula --maxsum=/tmp/2158/ub_1_
ub formula name DNAwalker-PT-07track28RR-UpperBounds-02
ub formula formula --maxsum=/tmp/2158/ub_2_
ub formula name DNAwalker-PT-07track28RR-UpperBounds-04
ub formula formula --maxsum=/tmp/2158/ub_3_
ub formula name DNAwalker-PT-07track28RR-UpperBounds-05
ub formula formula --maxsum=/tmp/2158/ub_4_
ub formula name DNAwalker-PT-07track28RR-UpperBounds-06
ub formula formula --maxsum=/tmp/2158/ub_5_
ub formula name DNAwalker-PT-07track28RR-UpperBounds-07
ub formula formula --maxsum=/tmp/2158/ub_6_
ub formula name DNAwalker-PT-07track28RR-UpperBounds-08
ub formula formula --maxsum=/tmp/2158/ub_7_
ub formula name DNAwalker-PT-07track28RR-UpperBounds-09
ub formula formula --maxsum=/tmp/2158/ub_8_
ub formula name DNAwalker-PT-07track28RR-UpperBounds-10
ub formula formula --maxsum=/tmp/2158/ub_9_
ub formula name DNAwalker-PT-07track28RR-UpperBounds-11
ub formula formula --maxsum=/tmp/2158/ub_10_
ub formula name DNAwalker-PT-07track28RR-UpperBounds-12
ub formula formula --maxsum=/tmp/2158/ub_11_
ub formula name DNAwalker-PT-07track28RR-UpperBounds-14
ub formula formula --maxsum=/tmp/2158/ub_12_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DNAwalker-PT-07track28RR"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is DNAwalker-PT-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 r484-smll-171624276000421"
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 ;