About the Execution of GreatSPN+red for DNAwalker-PT-18lozangeBlock
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16139.128 | 3600000.00 | 7597466.00 | 8901.70 | ? ? ? ? ? ? 1 1 ? ? 1 ? ? ? ? 1 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r113-smll-171624275100509.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is DNAwalker-PT-18lozangeBlock, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r113-smll-171624275100509
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.1M
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 19 15:45 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 18:13 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 100K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 15 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.6M 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-18lozangeBlock-UpperBounds-00
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-01
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-02
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-03
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-04
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-05
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-06
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-07
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-08
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-09
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-10
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-11
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-12
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-13
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-14
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1716568718958
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-18lozangeBlock
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-24 16:38:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-24 16:38:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-24 16:38:42] [INFO ] Load time of PNML (sax parser for PT used): 779 ms
[2024-05-24 16:38:42] [INFO ] Transformed 164 places.
[2024-05-24 16:38:42] [INFO ] Transformed 3697 transitions.
[2024-05-24 16:38:42] [INFO ] Parsed PT model containing 164 places and 3697 transitions and 10898 arcs in 1046 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 11 ms.
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 3697 rows 164 cols
[2024-05-24 16:38:42] [INFO ] Computed 0 invariants in 61 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10000 steps (93 resets) in 237 ms. (42 steps per ms)
BEST_FIRST walk for 160016 steps (32 resets) in 417 ms. (382 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 1, 1, 2, 2, 1, 2, 2, 2, 2, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-24 16:38:43] [INFO ] Invariant cache hit.
[2024-05-24 16:38:45] [INFO ] [Real]Absence check using state equation in 1605 ms returned sat
[2024-05-24 16:38:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:38:47] [INFO ] [Nat]Absence check using state equation in 1577 ms returned unknown
[2024-05-24 16:38:48] [INFO ] [Real]Absence check using state equation in 746 ms returned sat
[2024-05-24 16:38:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:38:49] [INFO ] [Nat]Absence check using state equation in 1482 ms returned unknown
[2024-05-24 16:38:50] [INFO ] [Real]Absence check using state equation in 1089 ms returned sat
[2024-05-24 16:38:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:38:52] [INFO ] [Nat]Absence check using state equation in 1445 ms returned unknown
[2024-05-24 16:38:53] [INFO ] [Real]Absence check using state equation in 1181 ms returned sat
[2024-05-24 16:38:53] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:38:55] [INFO ] [Nat]Absence check using state equation in 1560 ms returned unknown
[2024-05-24 16:38:56] [INFO ] [Real]Absence check using state equation in 1270 ms returned sat
[2024-05-24 16:38:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:38:58] [INFO ] [Nat]Absence check using state equation in 1485 ms returned unknown
[2024-05-24 16:38:59] [INFO ] [Real]Absence check using state equation in 1078 ms returned sat
[2024-05-24 16:38:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:39:01] [INFO ] [Nat]Absence check using state equation in 1391 ms returned unknown
[2024-05-24 16:39:01] [INFO ] [Real]Absence check using state equation in 537 ms returned unsat
[2024-05-24 16:39:02] [INFO ] [Real]Absence check using state equation in 605 ms returned unsat
[2024-05-24 16:39:03] [INFO ] [Real]Absence check using state equation in 1079 ms returned sat
[2024-05-24 16:39:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:39:05] [INFO ] [Nat]Absence check using state equation in 1408 ms returned unknown
[2024-05-24 16:39:06] [INFO ] [Real]Absence check using state equation in 1405 ms returned sat
[2024-05-24 16:39:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:39:08] [INFO ] [Nat]Absence check using state equation in 1367 ms returned unknown
[2024-05-24 16:39:08] [INFO ] [Real]Absence check using state equation in 588 ms returned unsat
[2024-05-24 16:39:09] [INFO ] [Real]Absence check using state equation in 831 ms returned sat
[2024-05-24 16:39:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:39:11] [INFO ] [Nat]Absence check using state equation in 1300 ms returned unknown
[2024-05-24 16:39:12] [INFO ] [Real]Absence check using state equation in 924 ms returned sat
[2024-05-24 16:39:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:39:13] [INFO ] [Nat]Absence check using state equation in 1376 ms returned unknown
[2024-05-24 16:39:14] [INFO ] [Real]Absence check using state equation in 1058 ms returned sat
[2024-05-24 16:39:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:39:16] [INFO ] [Nat]Absence check using state equation in 1317 ms returned unknown
[2024-05-24 16:39:17] [INFO ] [Real]Absence check using state equation in 948 ms returned sat
[2024-05-24 16:39:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:39:18] [INFO ] [Nat]Absence check using state equation in 1328 ms returned unknown
[2024-05-24 16:39:19] [INFO ] [Real]Absence check using state equation in 581 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 1, 1, 2, 2, 1, 2, 2, 2, 2, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, 1, 1, +inf, +inf, 1, +inf, +inf, +inf, +inf, 1]
FORMULA DNAwalker-PT-18lozangeBlock-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-18lozangeBlock-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-18lozangeBlock-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-18lozangeBlock-UpperBounds-06 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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 12 out of 164 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 164/164 places, 3697/3697 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 65 transitions
Reduce isomorphic transitions removed 65 transitions.
Iterating post reduction 0 with 65 rules applied. Total rules applied 65 place count 164 transition count 3632
Reduce places removed 57 places and 57 transitions.
Iterating global reduction 1 with 57 rules applied. Total rules applied 122 place count 107 transition count 3575
Applied a total of 122 rules in 291 ms. Remains 107 /164 variables (removed 57) and now considering 3575/3697 (removed 122) transitions.
Running 3546 sub problems to find dead transitions.
// Phase 1: matrix 3575 rows 107 cols
[2024-05-24 16:39:19] [INFO ] Computed 0 invariants in 21 ms
[2024-05-24 16:39:19] [INFO ] State equation strengthened by 285 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3546 unsolved
SMT process timed out in 31899ms, After SMT, problems are : Problem set: 0 solved, 3546 unsolved
Search for dead transitions found 0 dead transitions in 32007ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32343 ms. Remains : 107/164 places, 3575/3697 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 16:39:52] [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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (14796 resets) in 15867 ms. (63 steps per ms)
BEST_FIRST walk for 12000012 steps (6949 resets) in 25552 ms. (469 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[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]
[2024-05-24 16:40:34] [INFO ] Invariant cache hit.
[2024-05-24 16:40:34] [INFO ] [Real]Absence check using state equation in 728 ms returned sat
[2024-05-24 16:40:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:40:40] [INFO ] [Nat]Absence check using state equation in 5466 ms returned unknown
[2024-05-24 16:40:41] [INFO ] [Real]Absence check using state equation in 835 ms returned sat
[2024-05-24 16:40:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:40:47] [INFO ] [Nat]Absence check using state equation in 5426 ms returned unknown
[2024-05-24 16:40:47] [INFO ] [Real]Absence check using state equation in 789 ms returned sat
[2024-05-24 16:40:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:40:53] [INFO ] [Nat]Absence check using state equation in 5316 ms returned unknown
[2024-05-24 16:40:54] [INFO ] [Real]Absence check using state equation in 656 ms returned sat
[2024-05-24 16:40:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:40:59] [INFO ] [Nat]Absence check using state equation in 5384 ms returned unknown
[2024-05-24 16:41:00] [INFO ] [Real]Absence check using state equation in 950 ms returned sat
[2024-05-24 16:41:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:41:06] [INFO ] [Nat]Absence check using state equation in 5327 ms returned unknown
[2024-05-24 16:41:07] [INFO ] [Real]Absence check using state equation in 867 ms returned sat
[2024-05-24 16:41:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:41:12] [INFO ] [Nat]Absence check using state equation in 5130 ms returned unknown
[2024-05-24 16:41:13] [INFO ] [Real]Absence check using state equation in 1043 ms returned sat
[2024-05-24 16:41:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:41:19] [INFO ] [Nat]Absence check using state equation in 5468 ms returned unknown
[2024-05-24 16:41:19] [INFO ] [Real]Absence check using state equation in 862 ms returned sat
[2024-05-24 16:41:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:41:25] [INFO ] [Nat]Absence check using state equation in 5306 ms returned unknown
[2024-05-24 16:41:26] [INFO ] [Real]Absence check using state equation in 633 ms returned sat
[2024-05-24 16:41:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:41:31] [INFO ] [Nat]Absence check using state equation in 5274 ms returned unknown
[2024-05-24 16:41:32] [INFO ] [Real]Absence check using state equation in 634 ms returned sat
[2024-05-24 16:41:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:41:37] [INFO ] [Nat]Absence check using state equation in 5321 ms returned unknown
[2024-05-24 16:41:38] [INFO ] [Real]Absence check using state equation in 748 ms returned sat
[2024-05-24 16:41:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:41:43] [INFO ] [Nat]Absence check using state equation in 5311 ms returned unknown
[2024-05-24 16:41:44] [INFO ] [Real]Absence check using state equation in 638 ms returned sat
[2024-05-24 16:41:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:41:49] [INFO ] [Nat]Absence check using state equation in 5171 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[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]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[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]
Support contains 12 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3575/3575 transitions.
Applied a total of 0 rules in 57 ms. Remains 107 /107 variables (removed 0) and now considering 3575/3575 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 107/107 places, 3575/3575 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3575/3575 transitions.
Applied a total of 0 rules in 53 ms. Remains 107 /107 variables (removed 0) and now considering 3575/3575 (removed 0) transitions.
[2024-05-24 16:41:49] [INFO ] Invariant cache hit.
[2024-05-24 16:41:50] [INFO ] Implicit Places using invariants in 368 ms returned []
[2024-05-24 16:41:50] [INFO ] Invariant cache hit.
[2024-05-24 16:41:51] [INFO ] State equation strengthened by 285 read => feed constraints.
[2024-05-24 16:42:21] [INFO ] Performed 71/107 implicitness test of which 1 returned IMPLICIT in 30 seconds.
[2024-05-24 16:42:30] [INFO ] Implicit Places using invariants and state equation in 40361 ms returned [0]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Implicit Place search using SMT with State Equation took 40762 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 106/107 places, 3558/3575 transitions.
Applied a total of 0 rules in 107 ms. Remains 106 /106 variables (removed 0) and now considering 3558/3558 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 40929 ms. Remains : 106/107 places, 3558/3575 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 3558 rows 106 cols
[2024-05-24 16:42:31] [INFO ] Computed 0 invariants in 19 ms
Current structural bounds on expressions (after invariants) : Max Seen:[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]
RANDOM walk for 1000000 steps (11217 resets) in 14306 ms. (69 steps per ms)
BEST_FIRST walk for 12000011 steps (5985 resets) in 24269 ms. (494 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[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]
[2024-05-24 16:43:10] [INFO ] Invariant cache hit.
[2024-05-24 16:43:11] [INFO ] [Real]Absence check using state equation in 671 ms returned sat
[2024-05-24 16:43:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:43:21] [INFO ] [Nat]Absence check using state equation in 9790 ms returned unknown
[2024-05-24 16:43:22] [INFO ] [Real]Absence check using state equation in 844 ms returned sat
[2024-05-24 16:43:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:43:32] [INFO ] [Nat]Absence check using state equation in 9878 ms returned unknown
[2024-05-24 16:43:32] [INFO ] [Real]Absence check using state equation in 777 ms returned sat
[2024-05-24 16:43:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:43:43] [INFO ] [Nat]Absence check using state equation in 9999 ms returned unknown
[2024-05-24 16:43:43] [INFO ] [Real]Absence check using state equation in 758 ms returned sat
[2024-05-24 16:43:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:43:53] [INFO ] [Nat]Absence check using state equation in 9677 ms returned unknown
[2024-05-24 16:43:54] [INFO ] [Real]Absence check using state equation in 1166 ms returned sat
[2024-05-24 16:43:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:44:04] [INFO ] [Nat]Absence check using state equation in 9624 ms returned unknown
[2024-05-24 16:44:05] [INFO ] [Real]Absence check using state equation in 717 ms returned sat
[2024-05-24 16:44:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:44:15] [INFO ] [Nat]Absence check using state equation in 9634 ms returned unknown
[2024-05-24 16:44:16] [INFO ] [Real]Absence check using state equation in 823 ms returned sat
[2024-05-24 16:44:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:44:25] [INFO ] [Nat]Absence check using state equation in 9650 ms returned unknown
[2024-05-24 16:44:26] [INFO ] [Real]Absence check using state equation in 871 ms returned sat
[2024-05-24 16:44:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:44:36] [INFO ] [Nat]Absence check using state equation in 9809 ms returned unknown
[2024-05-24 16:44:37] [INFO ] [Real]Absence check using state equation in 1026 ms returned sat
[2024-05-24 16:44:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:44:47] [INFO ] [Nat]Absence check using state equation in 9846 ms returned unknown
[2024-05-24 16:44:48] [INFO ] [Real]Absence check using state equation in 631 ms returned sat
[2024-05-24 16:44:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:44:58] [INFO ] [Nat]Absence check using state equation in 9681 ms returned unknown
[2024-05-24 16:44:59] [INFO ] [Real]Absence check using state equation in 728 ms returned sat
[2024-05-24 16:44:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:45:08] [INFO ] [Nat]Absence check using state equation in 9798 ms returned unknown
[2024-05-24 16:45:09] [INFO ] [Real]Absence check using state equation in 612 ms returned sat
[2024-05-24 16:45:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:45:19] [INFO ] [Nat]Absence check using state equation in 9610 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[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]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[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]
Support contains 12 out of 106 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 3558/3558 transitions.
Applied a total of 0 rules in 54 ms. Remains 106 /106 variables (removed 0) and now considering 3558/3558 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 106/106 places, 3558/3558 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 3558/3558 transitions.
Applied a total of 0 rules in 47 ms. Remains 106 /106 variables (removed 0) and now considering 3558/3558 (removed 0) transitions.
[2024-05-24 16:45:19] [INFO ] Invariant cache hit.
[2024-05-24 16:45:19] [INFO ] Implicit Places using invariants in 366 ms returned []
[2024-05-24 16:45:19] [INFO ] Invariant cache hit.
[2024-05-24 16:45:20] [INFO ] State equation strengthened by 285 read => feed constraints.
[2024-05-24 16:45:50] [INFO ] Performed 61/106 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-24 16:46:11] [INFO ] Implicit Places using invariants and state equation in 51459 ms returned []
Implicit Place search using SMT with State Equation took 51830 ms to find 0 implicit places.
[2024-05-24 16:46:11] [INFO ] Redundant transitions in 369 ms returned []
Running 3529 sub problems to find dead transitions.
[2024-05-24 16:46:11] [INFO ] Invariant cache hit.
[2024-05-24 16:46:11] [INFO ] State equation strengthened by 285 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3529 unsolved
SMT process timed out in 41843ms, After SMT, problems are : Problem set: 0 solved, 3529 unsolved
Search for dead transitions found 0 dead transitions in 41920ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 94194 ms. Remains : 106/106 places, 3558/3558 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (447 resets) in 2714 ms. (14 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 275 ms. (144 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (19 resets) in 237 ms. (168 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 213 ms. (186 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 195 ms. (204 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (17 resets) in 196 ms. (203 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 169 ms. (235 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 165 ms. (240 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (17 resets) in 172 ms. (231 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 167 ms. (238 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 175 ms. (227 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 171 ms. (232 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 150 ms. (264 steps per ms) remains 12/12 properties
Interrupted probabilistic random walk after 154422 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :0 out of 12
Probabilistic random walk after 154422 steps, saw 33034 distinct states, run finished after 3007 ms. (steps per millisecond=51 ) properties seen :0
[2024-05-24 16:46:59] [INFO ] Invariant cache hit.
[2024-05-24 16:46:59] [INFO ] State equation strengthened by 285 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 780/792 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/792 variables, 285/297 constraints. Problems are: Problem set: 0 solved, 12 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/792 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 2856/3648 variables, 90/387 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3648 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 16/3664 variables, 4/391 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3664 variables, 0/391 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3664/3664 variables, and 391 constraints, problems are : Problem set: 0 solved, 12 unsolved in 5015 ms.
Refiners :[State Equation: 106/106 constraints, ReadFeed: 285/285 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 780/792 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/792 variables, 285/297 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/792 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 2856/3648 variables, 90/387 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3648 variables, 12/399 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3648 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3664/3664 variables, and 403 constraints, problems are : Problem set: 0 solved, 12 unsolved in 5013 ms.
Refiners :[State Equation: 106/106 constraints, ReadFeed: 285/285 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 10101ms problems are : Problem set: 0 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 12 out of 106 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 3558/3558 transitions.
Applied a total of 0 rules in 72 ms. Remains 106 /106 variables (removed 0) and now considering 3558/3558 (removed 0) transitions.
Running 3529 sub problems to find dead transitions.
[2024-05-24 16:47:09] [INFO ] Invariant cache hit.
[2024-05-24 16:47:09] [INFO ] State equation strengthened by 285 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3529 unsolved
SMT process timed out in 31149ms, After SMT, problems are : Problem set: 0 solved, 3529 unsolved
Search for dead transitions found 0 dead transitions in 31206ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31316 ms. Remains : 106/106 places, 3558/3558 transitions.
RANDOM walk for 40000 steps (448 resets) in 982 ms. (40 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 145 ms. (274 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 101 ms. (392 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 99 ms. (400 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (16 resets) in 560 ms. (71 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (17 resets) in 112 ms. (354 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (17 resets) in 115 ms. (344 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (17 resets) in 115 ms. (344 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 114 ms. (347 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (17 resets) in 114 ms. (347 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (17 resets) in 118 ms. (336 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 114 ms. (347 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (17 resets) in 115 ms. (344 steps per ms) remains 12/12 properties
Interrupted probabilistic random walk after 172994 steps, run timeout after 3001 ms. (steps per millisecond=57 ) properties seen :0 out of 12
Probabilistic random walk after 172994 steps, saw 36315 distinct states, run finished after 3001 ms. (steps per millisecond=57 ) properties seen :0
[2024-05-24 16:47:44] [INFO ] Invariant cache hit.
[2024-05-24 16:47:44] [INFO ] State equation strengthened by 285 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 780/792 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/792 variables, 285/297 constraints. Problems are: Problem set: 0 solved, 12 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/792 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 2856/3648 variables, 90/387 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3648 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 16/3664 variables, 4/391 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3664 variables, 0/391 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 0/3664 variables, 0/391 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3664/3664 variables, and 391 constraints, problems are : Problem set: 0 solved, 12 unsolved in 6281 ms.
Refiners :[State Equation: 106/106 constraints, ReadFeed: 285/285 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 780/792 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/792 variables, 285/297 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/792 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 2856/3648 variables, 90/387 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3648 variables, 12/399 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3648 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3664/3664 variables, and 403 constraints, problems are : Problem set: 0 solved, 12 unsolved in 45011 ms.
Refiners :[State Equation: 106/106 constraints, ReadFeed: 285/285 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 51346ms problems are : Problem set: 0 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 12 out of 106 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 3558/3558 transitions.
Applied a total of 0 rules in 53 ms. Remains 106 /106 variables (removed 0) and now considering 3558/3558 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 106/106 places, 3558/3558 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 3558/3558 transitions.
Applied a total of 0 rules in 50 ms. Remains 106 /106 variables (removed 0) and now considering 3558/3558 (removed 0) transitions.
[2024-05-24 16:48:36] [INFO ] Invariant cache hit.
[2024-05-24 16:48:36] [INFO ] Implicit Places using invariants in 331 ms returned []
[2024-05-24 16:48:36] [INFO ] Invariant cache hit.
[2024-05-24 16:48:37] [INFO ] State equation strengthened by 285 read => feed constraints.
[2024-05-24 16:49:08] [INFO ] Performed 59/106 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-24 16:49:31] [INFO ] Implicit Places using invariants and state equation in 54557 ms returned []
Implicit Place search using SMT with State Equation took 54891 ms to find 0 implicit places.
[2024-05-24 16:49:31] [INFO ] Redundant transitions in 318 ms returned []
Running 3529 sub problems to find dead transitions.
[2024-05-24 16:49:31] [INFO ] Invariant cache hit.
[2024-05-24 16:49:31] [INFO ] State equation strengthened by 285 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3529 unsolved
At refinement iteration 1 (OVERLAPS) 3558/3657 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3529 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3657/3664 variables, and 384 constraints, problems are : Problem set: 0 solved, 3529 unsolved in 30068 ms.
Refiners :[State Equation: 99/106 constraints, ReadFeed: 285/285 constraints, PredecessorRefiner: 3529/3529 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3529 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3529 unsolved
At refinement iteration 1 (OVERLAPS) 3558/3657 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3529 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3657/3664 variables, and 384 constraints, problems are : Problem set: 0 solved, 3529 unsolved in 30084 ms.
Refiners :[State Equation: 99/106 constraints, ReadFeed: 285/285 constraints, PredecessorRefiner: 0/3529 constraints, Known Traps: 0/0 constraints]
After SMT, in 71259ms problems are : Problem set: 0 solved, 3529 unsolved
Search for dead transitions found 0 dead transitions in 71314ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 126592 ms. Remains : 106/106 places, 3558/3558 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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
[2024-05-24 16:50:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (112 resets) in 150 ms. (66 steps per ms)
BEST_FIRST walk for 10000 steps (4 resets) in 23 ms. (416 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 16:50:42] [INFO ] Invariant cache hit.
[2024-05-24 16:50:43] [INFO ] [Real]Absence check using state equation in 698 ms returned sat
[2024-05-24 16:50:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:50:45] [INFO ] [Nat]Absence check using state equation in 2170 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 106 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 3558/3558 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 106 transition count 3553
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 1 with 7 rules applied. Total rules applied 12 place count 99 transition count 3546
Applied a total of 12 rules in 120 ms. Remains 99 /106 variables (removed 7) and now considering 3546/3558 (removed 12) transitions.
Running 3524 sub problems to find dead transitions.
// Phase 1: matrix 3546 rows 99 cols
[2024-05-24 16:50:46] [INFO ] Computed 0 invariants in 11 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 31165ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 31207ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31345 ms. Remains : 99/106 places, 3546/3558 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 16:51:18] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11185 resets) in 14320 ms. (69 steps per ms)
BEST_FIRST walk for 1000001 steps (547 resets) in 1980 ms. (504 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 16:51:34] [INFO ] Invariant cache hit.
[2024-05-24 16:51:35] [INFO ] [Real]Absence check using state equation in 690 ms returned sat
[2024-05-24 16:51:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:51:40] [INFO ] [Nat]Absence check using state equation in 5173 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 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 44 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 99/99 places, 3546/3546 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 43 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
[2024-05-24 16:51:40] [INFO ] Invariant cache hit.
[2024-05-24 16:51:40] [INFO ] Implicit Places using invariants in 344 ms returned []
[2024-05-24 16:51:40] [INFO ] Invariant cache hit.
[2024-05-24 16:52:12] [INFO ] Performed 49/99 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-24 16:52:39] [INFO ] Implicit Places using invariants and state equation in 58970 ms returned []
Implicit Place search using SMT with State Equation took 59317 ms to find 0 implicit places.
[2024-05-24 16:52:40] [INFO ] Redundant transitions in 269 ms returned []
Running 3524 sub problems to find dead transitions.
[2024-05-24 16:52:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30066 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 3623 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 31770 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints]
After SMT, in 72507ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 72548ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 132194 ms. Remains : 99/99 places, 3546/3546 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (443 resets) in 624 ms. (64 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 92 ms. (430 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 192244 steps, run timeout after 3001 ms. (steps per millisecond=64 ) properties seen :0 out of 1
Probabilistic random walk after 192244 steps, saw 48438 distinct states, run finished after 3001 ms. (steps per millisecond=64 ) properties seen :0
[2024-05-24 16:53:56] [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) 44/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 964/1009 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1009 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1562/2571 variables, 34/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2571 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 974/3545 variables, 32/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3545 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 100/3645 variables, 10/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 1 unsolved in 908 ms.
Refiners :[State Equation: 99/99 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) 44/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 964/1009 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1009 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1009 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1562/2571 variables, 34/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2571 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 974/3545 variables, 32/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3545 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1927 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 2848ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 44 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Running 3524 sub problems to find dead transitions.
[2024-05-24 16:53:59] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s0 2.0)
(s1 2.0)
(s2 2.0)
(s3 2.0)
(s4 2.0)
(s5 2.0)
(s6 2.0)
(s7 2.0)
(s8 2.0)
(s9 2.0)
(s10 2.0)
(s11 2.0)
(s12 2.0)
(s13 2.0)
(s14 2.0)
(s15 2.0)
(s16 2.0)
(s17 2.0)
(s18 2.0)
(s19 2.0)
(s20 2.0)
(s21 2.0)
(s22 2.0)
(s23 2.0)
(s24 2.0)
(s25 2.0)
(s26 2.0)
(s27 2.0)
(s28 2.0)
(s29 2.0)
(s30 2.0)
(s31 2.0)
(s32 2.0)
(s33 2.0)
(s34 2.0)
(s35 2.0)
(s36 2.0)
(s37 2.0)
(s38 2.0)
(s39 2.0)
(s40 2.0)
(s41 2.0)
(s42 2.0)
(s43 2.0)
(s44 2.0)
(s45 2.0)
(s46 2.0)timeout
(s47 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 30363ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 30403ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30457 ms. Remains : 99/99 places, 3546/3546 transitions.
RANDOM walk for 40000 steps (447 resets) in 1165 ms. (34 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 195260 steps, run timeout after 3001 ms. (steps per millisecond=65 ) properties seen :0 out of 1
Probabilistic random walk after 195260 steps, saw 49252 distinct states, run finished after 3001 ms. (steps per millisecond=65 ) properties seen :0
[2024-05-24 16:54:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 44/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 964/1009 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1009 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1562/2571 variables, 34/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2571 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 974/3545 variables, 32/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3545 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 100/3645 variables, 10/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 1 unsolved in 936 ms.
Refiners :[State Equation: 99/99 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) 44/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 964/1009 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1009 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1009 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1562/2571 variables, 34/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2571 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 974/3545 variables, 32/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3545 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9843 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 10789ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 43 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 99/99 places, 3546/3546 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 41 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
[2024-05-24 16:54:44] [INFO ] Invariant cache hit.
[2024-05-24 16:54:44] [INFO ] Implicit Places using invariants in 344 ms returned []
[2024-05-24 16:54:44] [INFO ] Invariant cache hit.
[2024-05-24 16:55:15] [INFO ] Performed 50/99 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-24 16:55:42] [INFO ] Implicit Places using invariants and state equation in 58085 ms returned []
Implicit Place search using SMT with State Equation took 58431 ms to find 0 implicit places.
[2024-05-24 16:55:42] [INFO ] Redundant transitions in 266 ms returned []
Running 3524 sub problems to find dead transitions.
[2024-05-24 16:55:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30062 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 3623 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 31749 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints]
After SMT, in 72150ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 72191ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 130943 ms. Remains : 99/99 places, 3546/3546 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-00 in 372370 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-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 3558 rows 106 cols
[2024-05-24 16:56:55] [INFO ] Computed 0 invariants in 12 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (113 resets) in 148 ms. (67 steps per ms)
BEST_FIRST walk for 10001 steps (5 resets) in 23 ms. (416 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 16:56:55] [INFO ] Invariant cache hit.
[2024-05-24 16:56:55] [INFO ] [Real]Absence check using state equation in 676 ms returned sat
[2024-05-24 16:56:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:56:57] [INFO ] [Nat]Absence check using state equation in 1666 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 106 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 3558/3558 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 106 transition count 3553
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 1 with 7 rules applied. Total rules applied 12 place count 99 transition count 3546
Applied a total of 12 rules in 89 ms. Remains 99 /106 variables (removed 7) and now considering 3546/3558 (removed 12) transitions.
Running 3524 sub problems to find dead transitions.
// Phase 1: matrix 3546 rows 99 cols
[2024-05-24 16:56:57] [INFO ] Computed 0 invariants in 10 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 30107ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 30149ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30245 ms. Remains : 99/106 places, 3546/3558 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 16:57:28] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11180 resets) in 14707 ms. (67 steps per ms)
BEST_FIRST walk for 1000001 steps (545 resets) in 2040 ms. (489 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 16:57:45] [INFO ] Invariant cache hit.
[2024-05-24 16:57:46] [INFO ] [Real]Absence check using state equation in 668 ms returned sat
[2024-05-24 16:57:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 16:57:51] [INFO ] [Nat]Absence check using state equation in 5146 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 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 40 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 99/99 places, 3546/3546 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 40 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
[2024-05-24 16:57:51] [INFO ] Invariant cache hit.
[2024-05-24 16:57:51] [INFO ] Implicit Places using invariants in 363 ms returned []
[2024-05-24 16:57:51] [INFO ] Invariant cache hit.
[2024-05-24 16:58:22] [INFO ] Performed 50/99 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-24 16:58:50] [INFO ] Implicit Places using invariants and state equation in 58222 ms returned []
Implicit Place search using SMT with State Equation took 58588 ms to find 0 implicit places.
[2024-05-24 16:58:50] [INFO ] Redundant transitions in 275 ms returned []
Running 3524 sub problems to find dead transitions.
[2024-05-24 16:58:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30069 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 3623 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 31734 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints]
After SMT, in 72181ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 72219ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131141 ms. Remains : 99/99 places, 3546/3546 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (444 resets) in 759 ms. (52 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 189566 steps, run timeout after 3001 ms. (steps per millisecond=63 ) properties seen :0 out of 1
Probabilistic random walk after 189566 steps, saw 47765 distinct states, run finished after 3004 ms. (steps per millisecond=63 ) properties seen :0
[2024-05-24 17:00:06] [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) 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) 494/519 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/519 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1348/1867 variables, 28/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1867 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1379/3246 variables, 37/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3246 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 390/3636 variables, 18/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3636 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 9/3645 variables, 3/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 1 unsolved in 926 ms.
Refiners :[State Equation: 99/99 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) 494/519 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/519 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/519 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1348/1867 variables, 28/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1867 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1379/3246 variables, 37/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3246 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 390/3636 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3636 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1972 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 2910ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 48 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Running 3524 sub problems to find dead transitions.
[2024-05-24 17:00:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 31018ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 31066ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31125 ms. Remains : 99/99 places, 3546/3546 transitions.
RANDOM walk for 40000 steps (447 resets) in 609 ms. (65 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 94 ms. (421 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 198431 steps, run timeout after 3001 ms. (steps per millisecond=66 ) properties seen :0 out of 1
Probabilistic random walk after 198431 steps, saw 50060 distinct states, run finished after 3004 ms. (steps per millisecond=66 ) properties seen :0
[2024-05-24 17:00:43] [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) 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) 494/519 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/519 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1348/1867 variables, 28/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1867 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1379/3246 variables, 37/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3246 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 390/3636 variables, 18/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3636 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 9/3645 variables, 3/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 1 unsolved in 903 ms.
Refiners :[State Equation: 99/99 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) 494/519 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/519 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/519 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1348/1867 variables, 28/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1867 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1379/3246 variables, 37/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3246 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 390/3636 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3636 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9841 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 10756ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 41 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 99/99 places, 3546/3546 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 60 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
[2024-05-24 17:00:54] [INFO ] Invariant cache hit.
[2024-05-24 17:00:55] [INFO ] Implicit Places using invariants in 343 ms returned []
[2024-05-24 17:00:55] [INFO ] Invariant cache hit.
[2024-05-24 17:01:26] [INFO ] Performed 50/99 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-24 17:01:54] [INFO ] Implicit Places using invariants and state equation in 58987 ms returned []
Implicit Place search using SMT with State Equation took 59332 ms to find 0 implicit places.
[2024-05-24 17:01:54] [INFO ] Redundant transitions in 257 ms returned []
Running 3524 sub problems to find dead transitions.
[2024-05-24 17:01:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30081 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 3623 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 31618 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints]
After SMT, in 71696ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 71736ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131415 ms. Remains : 99/99 places, 3546/3546 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-01 in 371079 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-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 3558 rows 106 cols
[2024-05-24 17:03:06] [INFO ] Computed 0 invariants in 9 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (114 resets) in 151 ms. (65 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 23 ms. (416 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 17:03:06] [INFO ] Invariant cache hit.
[2024-05-24 17:03:07] [INFO ] [Real]Absence check using state equation in 1255 ms returned sat
[2024-05-24 17:03:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 17:03:09] [INFO ] [Nat]Absence check using state equation in 1896 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 106 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 3558/3558 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 106 transition count 3554
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 10 place count 100 transition count 3548
Applied a total of 10 rules in 94 ms. Remains 100 /106 variables (removed 6) and now considering 3548/3558 (removed 10) transitions.
Running 3525 sub problems to find dead transitions.
// Phase 1: matrix 3548 rows 100 cols
[2024-05-24 17:03:09] [INFO ] Computed 0 invariants in 9 ms
[2024-05-24 17:03:09] [INFO ] State equation strengthened by 51 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
SMT process timed out in 30069ms, After SMT, problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 30109ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30211 ms. Remains : 100/106 places, 3548/3558 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 17:03:40] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11220 resets) in 14760 ms. (67 steps per ms)
BEST_FIRST walk for 1000001 steps (545 resets) in 2082 ms. (480 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 17:03:57] [INFO ] Invariant cache hit.
[2024-05-24 17:03:58] [INFO ] [Real]Absence check using state equation in 669 ms returned sat
[2024-05-24 17:03:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 17:04:08] [INFO ] [Nat]Absence check using state equation in 9675 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 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 41 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 100/100 places, 3548/3548 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 40 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
[2024-05-24 17:04:08] [INFO ] Invariant cache hit.
[2024-05-24 17:04:08] [INFO ] Implicit Places using invariants in 327 ms returned []
[2024-05-24 17:04:08] [INFO ] Invariant cache hit.
[2024-05-24 17:04:09] [INFO ] State equation strengthened by 51 read => feed constraints.
[2024-05-24 17:04:39] [INFO ] Performed 41/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-24 17:05:11] [INFO ] Performed 68/100 implicitness test of which 0 returned IMPLICIT in 62 seconds.
[2024-05-24 17:05:26] [INFO ] Implicit Places using invariants and state equation in 77476 ms returned []
Implicit Place search using SMT with State Equation took 77812 ms to find 0 implicit places.
[2024-05-24 17:05:26] [INFO ] Redundant transitions in 269 ms returned []
Running 3525 sub problems to find dead transitions.
[2024-05-24 17:05:26] [INFO ] Invariant cache hit.
[2024-05-24 17:05:26] [INFO ] State equation strengthened by 51 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 1 (OVERLAPS) 3548/3647 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3647 variables, 51/150 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3647/3648 variables, and 150 constraints, problems are : Problem set: 0 solved, 3525 unsolved in 30068 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 51/51 constraints, PredecessorRefiner: 3525/3525 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3525 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 1 (OVERLAPS) 3548/3647 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3648 variables, and 150 constraints, problems are : Problem set: 0 solved, 3525 unsolved in 30066 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 51/51 constraints, PredecessorRefiner: 0/3525 constraints, Known Traps: 0/0 constraints]
After SMT, in 70914ms problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 70954ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 149090 ms. Remains : 100/100 places, 3548/3548 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (447 resets) in 835 ms. (47 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 92 ms. (430 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 183836 steps, run timeout after 3001 ms. (steps per millisecond=61 ) properties seen :0 out of 1
Probabilistic random walk after 183836 steps, saw 49675 distinct states, run finished after 3001 ms. (steps per millisecond=61 ) properties seen :0
[2024-05-24 17:06:41] [INFO ] Invariant cache hit.
[2024-05-24 17:06:41] [INFO ] State equation strengthened by 51 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) 104/105 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/105 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2706/2811 variables, 52/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2811 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 828/3639 variables, 44/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3639 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/3648 variables, 3/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3648 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/3648 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3648/3648 variables, and 151 constraints, problems are : Problem set: 0 solved, 1 unsolved in 932 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 51/51 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) 104/105 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/105 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2706/2811 variables, 52/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2811 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2811 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 828/3639 variables, 44/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3639 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3648/3648 variables, and 152 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2211 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 51/51 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 3156ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 41 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
Running 3525 sub problems to find dead transitions.
[2024-05-24 17:06:44] [INFO ] Invariant cache hit.
[2024-05-24 17:06:44] [INFO ] State equation strengthened by 51 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
SMT process timed out in 30834ms, After SMT, problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 30874ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30923 ms. Remains : 100/100 places, 3548/3548 transitions.
RANDOM walk for 40000 steps (443 resets) in 1553 ms. (25 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (22 resets) in 93 ms. (425 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 176726 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :0 out of 1
Probabilistic random walk after 176726 steps, saw 48120 distinct states, run finished after 3001 ms. (steps per millisecond=58 ) properties seen :0
[2024-05-24 17:07:18] [INFO ] Invariant cache hit.
[2024-05-24 17:07:19] [INFO ] State equation strengthened by 51 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) 104/105 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/105 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2706/2811 variables, 52/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2811 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 828/3639 variables, 44/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3639 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/3648 variables, 3/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3648 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/3648 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3648/3648 variables, and 151 constraints, problems are : Problem set: 0 solved, 1 unsolved in 912 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 51/51 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) 104/105 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/105 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2706/2811 variables, 52/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2811 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2811 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 828/3639 variables, 44/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3639 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3648/3648 variables, and 152 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9991 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 51/51 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 10917ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 41 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 100/100 places, 3548/3548 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 40 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
[2024-05-24 17:07:29] [INFO ] Invariant cache hit.
[2024-05-24 17:07:30] [INFO ] Implicit Places using invariants in 335 ms returned []
[2024-05-24 17:07:30] [INFO ] Invariant cache hit.
[2024-05-24 17:07:31] [INFO ] State equation strengthened by 51 read => feed constraints.
[2024-05-24 17:08:01] [INFO ] Performed 41/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-24 17:08:33] [INFO ] Performed 68/100 implicitness test of which 0 returned IMPLICIT in 62 seconds.
[2024-05-24 17:08:48] [INFO ] Implicit Places using invariants and state equation in 77879 ms returned []
Implicit Place search using SMT with State Equation took 78216 ms to find 0 implicit places.
[2024-05-24 17:08:48] [INFO ] Redundant transitions in 269 ms returned []
Running 3525 sub problems to find dead transitions.
[2024-05-24 17:08:48] [INFO ] Invariant cache hit.
[2024-05-24 17:08:48] [INFO ] State equation strengthened by 51 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 1 (OVERLAPS) 3548/3647 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
SMT process timed out in 40692ms, After SMT, problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 40732ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 119271 ms. Remains : 100/100 places, 3548/3548 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-02 in 383061 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 3558 rows 106 cols
[2024-05-24 17:09:29] [INFO ] Computed 0 invariants in 9 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (114 resets) in 158 ms. (62 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 24 ms. (400 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 17:09:29] [INFO ] Invariant cache hit.
[2024-05-24 17:09:30] [INFO ] [Real]Absence check using state equation in 739 ms returned sat
[2024-05-24 17:09:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 17:09:32] [INFO ] [Nat]Absence check using state equation in 1663 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 106 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 3558/3558 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 106 transition count 3553
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 11 place count 100 transition count 3547
Applied a total of 11 rules in 104 ms. Remains 100 /106 variables (removed 6) and now considering 3547/3558 (removed 11) transitions.
Running 3524 sub problems to find dead transitions.
// Phase 1: matrix 3547 rows 100 cols
[2024-05-24 17:09:32] [INFO ] Computed 0 invariants in 9 ms
[2024-05-24 17:09:32] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 30703ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 30756ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30871 ms. Remains : 100/106 places, 3547/3558 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 17:10:03] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11054 resets) in 14207 ms. (70 steps per ms)
BEST_FIRST walk for 1000001 steps (540 resets) in 2202 ms. (453 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 17:10:20] [INFO ] Invariant cache hit.
[2024-05-24 17:10:20] [INFO ] [Real]Absence check using state equation in 746 ms returned sat
[2024-05-24 17:10:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 17:10:30] [INFO ] [Nat]Absence check using state equation in 9665 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 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 41 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 39 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2024-05-24 17:10:30] [INFO ] Invariant cache hit.
[2024-05-24 17:10:31] [INFO ] Implicit Places using invariants in 340 ms returned []
[2024-05-24 17:10:31] [INFO ] Invariant cache hit.
[2024-05-24 17:10:31] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-24 17:11:02] [INFO ] Performed 46/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-24 17:11:33] [INFO ] Performed 84/100 implicitness test of which 0 returned IMPLICIT in 61 seconds.
[2024-05-24 17:11:38] [INFO ] Implicit Places using invariants and state equation in 67677 ms returned []
Implicit Place search using SMT with State Equation took 68019 ms to find 0 implicit places.
[2024-05-24 17:11:39] [INFO ] Redundant transitions in 272 ms returned []
Running 3524 sub problems to find dead transitions.
[2024-05-24 17:11:39] [INFO ] Invariant cache hit.
[2024-05-24 17:11:39] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 40227ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 40265ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108610 ms. Remains : 100/100 places, 3547/3547 transitions.
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (442 resets) in 612 ms. (65 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 92 ms. (430 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 179990 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 1
Probabilistic random walk after 179990 steps, saw 48408 distinct states, run finished after 3001 ms. (steps per millisecond=59 ) properties seen :0
[2024-05-24 17:12:23] [INFO ] Invariant cache hit.
[2024-05-24 17:12:23] [INFO ] State equation strengthened by 42 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) 85/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1985/2071 variables, 43/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2071 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1336/3407 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3407 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 239/3646 variables, 15/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3646 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/3647 variables, 1/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3647 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/3647 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 142 constraints, problems are : Problem set: 0 solved, 1 unsolved in 962 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 42/42 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) 85/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1985/2071 variables, 43/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2071 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2071 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1336/3407 variables, 40/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3407 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 239/3646 variables, 15/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3646 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 143 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2183 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 3157ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 41 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Running 3524 sub problems to find dead transitions.
[2024-05-24 17:12:26] [INFO ] Invariant cache hit.
[2024-05-24 17:12:26] [INFO ] State equation strengthened by 42 read => feed constraints.
Error getting values : (error "ParserException while parsing response: ((s0 2.0)
(s1 2.0)
(s2 2.0)
(s3 2.0)
(s4 2.0)
(s5 2.0)
(s6 2.0)
(s7 2.0)
(s8 2.0)
(s9 2.0)
(s10 2.0)
(s11 2.0)
(s12 2.0)
(s13 2.0)
(s14 2.0)
(s15 2.0)
(s16 2.0)
(s17 2.0)
(s18 2.0)
(s19 2.0)
(s20 2.0)
(s21 2.0)
(s22 2.0)
(s23 2.0)
(s24 2.0)
(s25 2.0)
(s26 2.0)
(s27 2.0)
(s28 2.0)
(s29 2.0)
(s30 2.0)
(s31 2.0)
(s32 2.0)
(s33 2.0)
(s34 2.0)
(s35 2.0)
(s36 2.0)
(s37 2.0)
(s38 2.0)
(s39 2.0)
(s40 2.0)
(s41 2.0)
(s42 2.0)
(s43 2.0)
(s44 2.0)
(s45 2.0)
(s46 2.0)
(s47 2.0)
(s48 2.0)
(s49 2.0)
(s50 2.0)
(s51 2.0)
(s52 2.0)
(s53 2.0)
(s54 2.0)
(s55 2.0)
(s56 2.0)
(s57 2.0)
(s58 2.0)
(s59 2.0)
(s60 2.0)
(s61 2.0)
(s62 2.0)
(s63 2.0)
(s64 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 30168ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 30205ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30251 ms. Remains : 100/100 places, 3547/3547 transitions.
RANDOM walk for 40000 steps (439 resets) in 611 ms. (65 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (20 resets) in 91 ms. (434 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 174334 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :0 out of 1
Probabilistic random walk after 174334 steps, saw 47208 distinct states, run finished after 3001 ms. (steps per millisecond=58 ) properties seen :0
[2024-05-24 17:12:59] [INFO ] Invariant cache hit.
[2024-05-24 17:12:59] [INFO ] State equation strengthened by 42 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) 85/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1985/2071 variables, 43/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2071 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1336/3407 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3407 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 239/3646 variables, 15/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3646 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/3647 variables, 1/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3647 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/3647 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 142 constraints, problems are : Problem set: 0 solved, 1 unsolved in 970 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 42/42 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) 85/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1985/2071 variables, 43/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2071 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2071 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1336/3407 variables, 40/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3407 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 239/3646 variables, 15/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3646 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 143 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9952 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 10933ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 41 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 40 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2024-05-24 17:13:10] [INFO ] Invariant cache hit.
[2024-05-24 17:13:11] [INFO ] Implicit Places using invariants in 318 ms returned []
[2024-05-24 17:13:11] [INFO ] Invariant cache hit.
[2024-05-24 17:13:12] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-24 17:13:42] [INFO ] Performed 46/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-24 17:14:13] [INFO ] Performed 85/100 implicitness test of which 0 returned IMPLICIT in 61 seconds.
[2024-05-24 17:14:18] [INFO ] Implicit Places using invariants and state equation in 67122 ms returned []
Implicit Place search using SMT with State Equation took 67442 ms to find 0 implicit places.
[2024-05-24 17:14:18] [INFO ] Redundant transitions in 266 ms returned []
Running 3524 sub problems to find dead transitions.
[2024-05-24 17:14:18] [INFO ] Invariant cache hit.
[2024-05-24 17:14:18] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 40939ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 40990ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108781 ms. Remains : 100/100 places, 3547/3547 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-03 in 330447 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-04
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 3558 rows 106 cols
[2024-05-24 17:14:59] [INFO ] Computed 0 invariants in 9 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (113 resets) in 141 ms. (70 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 21 ms. (454 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 17:14:59] [INFO ] Invariant cache hit.
[2024-05-24 17:15:00] [INFO ] [Real]Absence check using state equation in 966 ms returned sat
[2024-05-24 17:15:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 17:15:03] [INFO ] [Nat]Absence check using state equation in 2451 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 106 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 3558/3558 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 106 transition count 3554
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 10 place count 100 transition count 3548
Applied a total of 10 rules in 86 ms. Remains 100 /106 variables (removed 6) and now considering 3548/3558 (removed 10) transitions.
Running 3525 sub problems to find dead transitions.
// Phase 1: matrix 3548 rows 100 cols
[2024-05-24 17:15:03] [INFO ] Computed 0 invariants in 9 ms
[2024-05-24 17:15:03] [INFO ] State equation strengthened by 37 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
SMT process timed out in 30591ms, After SMT, problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 30626ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30716 ms. Remains : 100/106 places, 3548/3558 transitions.
When looking for a positive semi flow solution, solver replied unsat
[2024-05-24 17:15:35] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11249 resets) in 14657 ms. (68 steps per ms)
BEST_FIRST walk for 1000001 steps (550 resets) in 2031 ms. (492 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-24 17:15:51] [INFO ] Invariant cache hit.
[2024-05-24 17:15:52] [INFO ] [Real]Absence check using state equation in 730 ms returned sat
[2024-05-24 17:15:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 17:16:02] [INFO ] [Nat]Absence check using state equation in 9687 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 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 43 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 100/100 places, 3548/3548 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 39 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
[2024-05-24 17:16:02] [INFO ] Invariant cache hit.
[2024-05-24 17:16:02] [INFO ] Implicit Places using invariants in 326 ms returned []
[2024-05-24 17:16:02] [INFO ] Invariant cache hit.
[2024-05-24 17:16:03] [INFO ] State equation strengthened by 37 read => feed constraints.
[2024-05-24 17:16:34] [INFO ] Performed 46/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-24 17:17:04] [INFO ] Performed 87/100 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-05-24 17:17:07] [INFO ] Implicit Places using invariants and state equation in 64558 ms returned []
Implicit Place search using SMT with State Equation took 64886 ms to find 0 implicit places.
[2024-05-24 17:17:07] [INFO ] Redundant transitions in 275 ms returned []
Running 3525 sub problems to find dead transitions.
[2024-05-24 17:17:07] [INFO ] Invariant cache hit.
[2024-05-24 17:17:07] [INFO ] State equation strengthened by 37 read => feed constraints.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running DNAwalker-PT-18lozangeBlock
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 164
TRANSITIONS: 3697
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.089s, Sys 0.007s]
SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.017s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 1314
MODEL NAME: /home/mcc/execution/model
164 places, 3697 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DNAwalker-PT-18lozangeBlock"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is DNAwalker-PT-18lozangeBlock, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r113-smll-171624275100509"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-18lozangeBlock.tgz
mv DNAwalker-PT-18lozangeBlock 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 ;