Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r289-tajo-171654445500237.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is PolyORBLF-PT-S02J04T10, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r289-tajo-171654445500237
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.4M
-rw-r--r-- 1 mcc users 25K Apr 11 16:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 137K Apr 11 16:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 46K Apr 11 16:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 243K Apr 11 16:46 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 9.5K Apr 23 07:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 41K Apr 23 07:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 23 07:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 45K Apr 23 07:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 58K Apr 11 16:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 293K Apr 11 16:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 93K Apr 11 16:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 478K Apr 11 16:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.4K Apr 23 07:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.0K Apr 23 07:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 10 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 906K May 18 16:43 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 PolyORBLF-PT-S02J04T10-UpperBounds-00
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-01
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-02
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-03
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-04
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-05
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-06
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-07
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-08
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-09
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-10
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-11
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-12
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-13
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-14
FORMULA_NAME PolyORBLF-PT-S02J04T10-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1716860090604

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-PT-S02J04T10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-28 01:34:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-28 01:34:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-28 01:34:52] [INFO ] Load time of PNML (sax parser for PT used): 189 ms
[2024-05-28 01:34:52] [INFO ] Transformed 752 places.
[2024-05-28 01:34:52] [INFO ] Transformed 1572 transitions.
[2024-05-28 01:34:52] [INFO ] Parsed PT model containing 752 places and 1572 transitions and 7262 arcs in 348 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 9 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-28 01:34:52] [INFO ] Flow matrix only has 1392 transitions (discarded 20 similar events)
// Phase 1: matrix 1392 rows 752 cols
[2024-05-28 01:34:53] [INFO ] Computed 54 invariants in 121 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1] Max Struct:[+inf, +inf, +inf, 1, +inf, +inf, +inf, 10, 3, +inf, 1, 1, 1, 1, 1]
FORMULA PolyORBLF-PT-S02J04T10-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J04T10-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J04T10-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J04T10-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10000 steps (2 resets) in 160 ms. (62 steps per ms)
FORMULA PolyORBLF-PT-S02J04T10-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-PT-S02J04T10-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-PT-S02J04T10-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 90003 steps (18 resets) in 561 ms. (160 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 1, 1, 2, 2, 1, 0, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, 10, 3, +inf]
[2024-05-28 01:34:53] [INFO ] Flow matrix only has 1392 transitions (discarded 20 similar events)
[2024-05-28 01:34:53] [INFO ] Invariant cache hit.
[2024-05-28 01:34:54] [INFO ] [Real]Absence check using 15 positive place invariants in 29 ms returned sat
[2024-05-28 01:34:54] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 42 ms returned unsat
[2024-05-28 01:34:54] [INFO ] [Real]Absence check using 15 positive place invariants in 16 ms returned sat
[2024-05-28 01:34:54] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 21 ms returned unsat
[2024-05-28 01:34:54] [INFO ] [Real]Absence check using 15 positive place invariants in 14 ms returned sat
[2024-05-28 01:34:54] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 29 ms returned unsat
[2024-05-28 01:34:54] [INFO ] [Real]Absence check using 15 positive place invariants in 12 ms returned sat
[2024-05-28 01:34:54] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 21 ms returned unsat
[2024-05-28 01:34:54] [INFO ] [Real]Absence check using 15 positive place invariants in 12 ms returned sat
[2024-05-28 01:34:54] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 27 ms returned sat
[2024-05-28 01:34:55] [INFO ] [Real]Absence check using state equation in 851 ms returned sat
[2024-05-28 01:34:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:34:56] [INFO ] [Nat]Absence check using 15 positive place invariants in 12 ms returned sat
[2024-05-28 01:34:56] [INFO ] [Nat]Absence check using 15 positive and 39 generalized place invariants in 27 ms returned sat
[2024-05-28 01:34:57] [INFO ] [Nat]Absence check using state equation in 1125 ms returned sat
[2024-05-28 01:34:57] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 01:34:57] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-28 01:34:58] [INFO ] [Nat]Added 120 Read/Feed constraints in 920 ms returned sat
[2024-05-28 01:34:58] [INFO ] Deduced a trap composed of 57 places in 460 ms of which 49 ms to minimize.
[2024-05-28 01:34:59] [INFO ] Deduced a trap composed of 402 places in 359 ms of which 5 ms to minimize.
[2024-05-28 01:34:59] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1308 ms
[2024-05-28 01:34:59] [INFO ] Computed and/alt/rep : 720/1388/710 causal constraints (skipped 680 transitions) in 136 ms.
Maximisation of solution failed !
Minimization took 1 ms.
[2024-05-28 01:35:01] [INFO ] [Real]Absence check using 15 positive place invariants in 23 ms returned sat
[2024-05-28 01:35:01] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 43 ms returned sat
[2024-05-28 01:35:02] [INFO ] [Real]Absence check using state equation in 1221 ms returned sat
[2024-05-28 01:35:02] [INFO ] [Real]Added 120 Read/Feed constraints in 328 ms returned sat
[2024-05-28 01:35:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:35:02] [INFO ] [Nat]Absence check using 15 positive place invariants in 11 ms returned sat
[2024-05-28 01:35:03] [INFO ] [Nat]Absence check using 15 positive and 39 generalized place invariants in 25 ms returned sat
[2024-05-28 01:35:03] [INFO ] [Nat]Absence check using state equation in 770 ms returned sat
[2024-05-28 01:35:04] [INFO ] [Nat]Added 120 Read/Feed constraints in 402 ms returned sat
[2024-05-28 01:35:05] [INFO ] Deduced a trap composed of 46 places in 845 ms of which 35 ms to minimize.
[2024-05-28 01:35:05] [INFO ] Deduced a trap composed of 363 places in 479 ms of which 22 ms to minimize.
[2024-05-28 01:35:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1994 ms
[2024-05-28 01:35:06] [INFO ] Computed and/alt/rep : 720/1388/710 causal constraints (skipped 680 transitions) in 111 ms.
Maximisation of solution failed !
Minimization took 1 ms.
[2024-05-28 01:35:08] [INFO ] [Real]Absence check using 15 positive place invariants in 8 ms returned unsat
[2024-05-28 01:35:08] [INFO ] [Real]Absence check using 15 positive place invariants in 14 ms returned sat
[2024-05-28 01:35:08] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 30 ms returned sat
[2024-05-28 01:35:09] [INFO ] [Real]Absence check using state equation in 1356 ms returned sat
[2024-05-28 01:35:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:35:09] [INFO ] [Nat]Absence check using 15 positive place invariants in 13 ms returned sat
[2024-05-28 01:35:09] [INFO ] [Nat]Absence check using 15 positive and 39 generalized place invariants in 26 ms returned sat
[2024-05-28 01:35:11] [INFO ] [Nat]Absence check using state equation in 1607 ms returned unknown
[2024-05-28 01:35:11] [INFO ] [Real]Absence check using 15 positive place invariants in 44 ms returned sat
[2024-05-28 01:35:11] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 52 ms returned sat
[2024-05-28 01:35:12] [INFO ] [Real]Absence check using state equation in 950 ms returned sat
[2024-05-28 01:35:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:35:12] [INFO ] [Nat]Absence check using 15 positive place invariants in 12 ms returned sat
[2024-05-28 01:35:12] [INFO ] [Nat]Absence check using 15 positive and 39 generalized place invariants in 21 ms returned sat
[2024-05-28 01:35:13] [INFO ] [Nat]Absence check using state equation in 1035 ms returned sat
[2024-05-28 01:35:14] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-28 01:35:14] [INFO ] [Nat]Added 120 Read/Feed constraints in 1019 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 1, 1, 2, 2, 1, 0, 2] Max Struct:[1, 1, 1, 1, +inf, +inf, 1, 3, +inf]
FORMULA PolyORBLF-PT-S02J04T10-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T10-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T10-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T10-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T10-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 0, 2] Max Struct:[+inf, +inf, 3, +inf]
Support contains 21 out of 752 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 752/752 places, 1412/1412 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 80 transitions
Trivial Post-agglo rules discarded 80 transitions
Performed 80 trivial Post agglomeration. Transition count delta: 80
Iterating post reduction 0 with 82 rules applied. Total rules applied 82 place count 750 transition count 1332
Reduce places removed 80 places and 0 transitions.
Iterating post reduction 1 with 80 rules applied. Total rules applied 162 place count 670 transition count 1332
Performed 80 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 80 Pre rules applied. Total rules applied 162 place count 670 transition count 1252
Deduced a syphon composed of 80 places in 3 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 2 with 160 rules applied. Total rules applied 322 place count 590 transition count 1252
Performed 70 Post agglomeration using F-continuation condition.Transition count delta: 70
Deduced a syphon composed of 70 places in 3 ms
Reduce places removed 70 places and 0 transitions.
Iterating global reduction 2 with 140 rules applied. Total rules applied 462 place count 520 transition count 1182
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 472 place count 520 transition count 1172
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 482 place count 510 transition count 1172
Applied a total of 482 rules in 354 ms. Remains 510 /752 variables (removed 242) and now considering 1172/1412 (removed 240) transitions.
Running 1170 sub problems to find dead transitions.
[2024-05-28 01:35:15] [INFO ] Flow matrix only has 1152 transitions (discarded 20 similar events)
// Phase 1: matrix 1152 rows 510 cols
[2024-05-28 01:35:15] [INFO ] Computed 52 invariants in 62 ms
[2024-05-28 01:35:15] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/508 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/508 variables, 36/50 constraints. Problems are: Problem set: 0 solved, 1170 unsolved
[2024-05-28 01:35:27] [INFO ] Deduced a trap composed of 41 places in 80 ms of which 1 ms to minimize.
[2024-05-28 01:35:27] [INFO ] Deduced a trap composed of 42 places in 73 ms of which 1 ms to minimize.
[2024-05-28 01:35:27] [INFO ] Deduced a trap composed of 41 places in 57 ms of which 1 ms to minimize.
[2024-05-28 01:35:27] [INFO ] Deduced a trap composed of 41 places in 58 ms of which 1 ms to minimize.
[2024-05-28 01:35:27] [INFO ] Deduced a trap composed of 42 places in 55 ms of which 1 ms to minimize.
[2024-05-28 01:35:27] [INFO ] Deduced a trap composed of 41 places in 75 ms of which 1 ms to minimize.
[2024-05-28 01:35:27] [INFO ] Deduced a trap composed of 41 places in 60 ms of which 1 ms to minimize.
[2024-05-28 01:35:27] [INFO ] Deduced a trap composed of 42 places in 55 ms of which 1 ms to minimize.
[2024-05-28 01:35:27] [INFO ] Deduced a trap composed of 42 places in 52 ms of which 1 ms to minimize.
[2024-05-28 01:35:28] [INFO ] Deduced a trap composed of 41 places in 52 ms of which 1 ms to minimize.
[2024-05-28 01:35:28] [INFO ] Deduced a trap composed of 166 places in 287 ms of which 4 ms to minimize.
[2024-05-28 01:35:28] [INFO ] Deduced a trap composed of 54 places in 285 ms of which 3 ms to minimize.
[2024-05-28 01:35:29] [INFO ] Deduced a trap composed of 43 places in 241 ms of which 4 ms to minimize.
[2024-05-28 01:35:30] [INFO ] Deduced a trap composed of 103 places in 379 ms of which 5 ms to minimize.
[2024-05-28 01:35:30] [INFO ] Deduced a trap composed of 99 places in 346 ms of which 4 ms to minimize.
[2024-05-28 01:35:33] [INFO ] Deduced a trap composed of 73 places in 222 ms of which 3 ms to minimize.
[2024-05-28 01:35:36] [INFO ] Deduced a trap composed of 329 places in 229 ms of which 3 ms to minimize.
[2024-05-28 01:35:36] [INFO ] Deduced a trap composed of 327 places in 302 ms of which 4 ms to minimize.
[2024-05-28 01:35:38] [INFO ] Deduced a trap composed of 313 places in 330 ms of which 4 ms to minimize.
[2024-05-28 01:35:38] [INFO ] Deduced a trap composed of 306 places in 302 ms of which 7 ms to minimize.
SMT process timed out in 23407ms, After SMT, problems are : Problem set: 0 solved, 1170 unsolved
Search for dead transitions found 0 dead transitions in 23444ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23847 ms. Remains : 510/752 places, 1172/1412 transitions.
[2024-05-28 01:35:38] [INFO ] Flow matrix only has 1152 transitions (discarded 20 similar events)
When looking for a positive semi flow solution, solver replied unsat
[2024-05-28 01:36:42] [INFO ] Flow matrix only has 1152 transitions (discarded 20 similar events)
[2024-05-28 01:36:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 0, 2] Max Struct:[+inf, +inf, 3, +inf]
RANDOM walk for 1000000 steps (304 resets) in 5901 ms. (169 steps per ms)
BEST_FIRST walk for 4000004 steps (485 resets) in 10872 ms. (367 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 0, 2] Max Struct:[+inf, +inf, 3, +inf]
[2024-05-28 01:36:59] [INFO ] Flow matrix only has 1152 transitions (discarded 20 similar events)
[2024-05-28 01:36:59] [INFO ] Invariant cache hit.
[2024-05-28 01:36:59] [INFO ] [Real]Absence check using 14 positive place invariants in 10 ms returned sat
[2024-05-28 01:36:59] [INFO ] [Real]Absence check using 14 positive and 38 generalized place invariants in 31 ms returned sat
[2024-05-28 01:37:00] [INFO ] [Real]Absence check using state equation in 472 ms returned sat
[2024-05-28 01:37:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:37:00] [INFO ] [Nat]Absence check using 14 positive place invariants in 11 ms returned sat
[2024-05-28 01:37:00] [INFO ] [Nat]Absence check using 14 positive and 38 generalized place invariants in 29 ms returned sat
[2024-05-28 01:37:01] [INFO ] [Nat]Absence check using state equation in 1108 ms returned sat
[2024-05-28 01:37:01] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 01:37:02] [INFO ] [Nat]Added 120 Read/Feed constraints in 348 ms returned sat
[2024-05-28 01:37:02] [INFO ] Deduced a trap composed of 44 places in 226 ms of which 3 ms to minimize.
[2024-05-28 01:37:02] [INFO ] Deduced a trap composed of 193 places in 272 ms of which 3 ms to minimize.
[2024-05-28 01:37:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 801 ms
[2024-05-28 01:37:02] [INFO ] Computed and/alt/rep : 480/1048/470 causal constraints (skipped 680 transitions) in 75 ms.
[2024-05-28 01:37:04] [INFO ] Added : 42 causal constraints over 9 iterations in 1327 ms. Result :sat
Minimization took 4191 ms.
[2024-05-28 01:37:08] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2024-05-28 01:37:08] [INFO ] [Real]Absence check using 14 positive and 38 generalized place invariants in 25 ms returned sat
[2024-05-28 01:37:09] [INFO ] [Real]Absence check using state equation in 887 ms returned sat
[2024-05-28 01:37:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:37:09] [INFO ] [Nat]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-28 01:37:09] [INFO ] [Nat]Absence check using 14 positive and 38 generalized place invariants in 23 ms returned sat
[2024-05-28 01:37:10] [INFO ] [Nat]Absence check using state equation in 1022 ms returned sat
[2024-05-28 01:37:10] [INFO ] [Nat]Added 120 Read/Feed constraints in 233 ms returned sat
[2024-05-28 01:37:11] [INFO ] Deduced a trap composed of 60 places in 323 ms of which 3 ms to minimize.
[2024-05-28 01:37:11] [INFO ] Deduced a trap composed of 61 places in 166 ms of which 3 ms to minimize.
[2024-05-28 01:37:12] [INFO ] Deduced a trap composed of 23 places in 159 ms of which 2 ms to minimize.
[2024-05-28 01:37:12] [INFO ] Deduced a trap composed of 201 places in 330 ms of which 3 ms to minimize.
[2024-05-28 01:37:13] [INFO ] Deduced a trap composed of 248 places in 300 ms of which 3 ms to minimize.
[2024-05-28 01:37:13] [INFO ] Deduced a trap composed of 194 places in 293 ms of which 3 ms to minimize.
[2024-05-28 01:37:13] [INFO ] Deduced a trap composed of 194 places in 304 ms of which 3 ms to minimize.
[2024-05-28 01:37:14] [INFO ] Deduced a trap composed of 218 places in 312 ms of which 4 ms to minimize.
[2024-05-28 01:37:14] [INFO ] Deduced a trap composed of 187 places in 316 ms of which 6 ms to minimize.
[2024-05-28 01:37:15] [INFO ] Deduced a trap composed of 201 places in 320 ms of which 4 ms to minimize.
[2024-05-28 01:37:15] [INFO ] Deduced a trap composed of 165 places in 321 ms of which 4 ms to minimize.
[2024-05-28 01:37:16] [INFO ] Deduced a trap composed of 42 places in 277 ms of which 3 ms to minimize.
[2024-05-28 01:37:17] [INFO ] Deduced a trap composed of 213 places in 268 ms of which 3 ms to minimize.
[2024-05-28 01:37:17] [INFO ] Deduced a trap composed of 204 places in 285 ms of which 3 ms to minimize.
[2024-05-28 01:37:18] [INFO ] Trap strengthening (SAT) tested/added 15/14 trap constraints in 7281 ms
[2024-05-28 01:37:18] [INFO ] Computed and/alt/rep : 480/1048/470 causal constraints (skipped 680 transitions) in 79 ms.
[2024-05-28 01:37:19] [INFO ] Deduced a trap composed of 42 places in 60 ms of which 1 ms to minimize.
[2024-05-28 01:37:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 335 ms
[2024-05-28 01:37:20] [INFO ] Added : 90 causal constraints over 18 iterations in 2284 ms. Result :sat
Minimization took 4507 ms.
[2024-05-28 01:37:24] [INFO ] [Real]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-28 01:37:24] [INFO ] [Real]Absence check using 14 positive and 38 generalized place invariants in 26 ms returned sat
[2024-05-28 01:37:25] [INFO ] [Real]Absence check using state equation in 767 ms returned sat
[2024-05-28 01:37:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:37:25] [INFO ] [Nat]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-28 01:37:25] [INFO ] [Nat]Absence check using 14 positive and 38 generalized place invariants in 28 ms returned sat
[2024-05-28 01:37:34] [INFO ] [Nat]Absence check using state equation in 9008 ms returned sat
[2024-05-28 01:37:38] [INFO ] [Nat]Added 120 Read/Feed constraints in 3412 ms returned sat
[2024-05-28 01:37:38] [INFO ] Deduced a trap composed of 42 places in 43 ms of which 2 ms to minimize.
[2024-05-28 01:37:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 343 ms
[2024-05-28 01:37:38] [INFO ] Computed and/alt/rep : 480/1048/470 causal constraints (skipped 680 transitions) in 99 ms.
[2024-05-28 01:37:39] [INFO ] Added : 30 causal constraints over 6 iterations in 738 ms. Result :sat
Minimization took 4502 ms.
[2024-05-28 01:37:44] [INFO ] [Real]Absence check using 14 positive place invariants in 9 ms returned sat
[2024-05-28 01:37:44] [INFO ] [Real]Absence check using 14 positive and 38 generalized place invariants in 29 ms returned sat
[2024-05-28 01:37:44] [INFO ] [Real]Absence check using state equation in 759 ms returned sat
[2024-05-28 01:37:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:37:44] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2024-05-28 01:37:44] [INFO ] [Nat]Absence check using 14 positive and 38 generalized place invariants in 30 ms returned sat
[2024-05-28 01:37:45] [INFO ] [Nat]Absence check using state equation in 620 ms returned sat
[2024-05-28 01:37:46] [INFO ] [Nat]Added 120 Read/Feed constraints in 405 ms returned sat
[2024-05-28 01:37:46] [INFO ] Deduced a trap composed of 40 places in 338 ms of which 3 ms to minimize.
[2024-05-28 01:37:46] [INFO ] Deduced a trap composed of 23 places in 318 ms of which 4 ms to minimize.
[2024-05-28 01:37:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 817 ms
[2024-05-28 01:37:46] [INFO ] Computed and/alt/rep : 480/1048/470 causal constraints (skipped 680 transitions) in 87 ms.
[2024-05-28 01:37:48] [INFO ] Deduced a trap composed of 183 places in 284 ms of which 4 ms to minimize.
[2024-05-28 01:37:48] [INFO ] Deduced a trap composed of 236 places in 276 ms of which 4 ms to minimize.
[2024-05-28 01:37:49] [INFO ] Deduced a trap composed of 182 places in 316 ms of which 4 ms to minimize.
[2024-05-28 01:37:49] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1263 ms
[2024-05-28 01:37:49] [INFO ] Added : 43 causal constraints over 10 iterations in 2531 ms. Result :sat
Minimization took 4507 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 0, 2] Max Struct:[+inf, +inf, 3, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 0, 2] Max Struct:[+inf, +inf, 3, +inf]
Support contains 21 out of 510 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 510/510 places, 1172/1172 transitions.
Applied a total of 0 rules in 41 ms. Remains 510 /510 variables (removed 0) and now considering 1172/1172 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 510/510 places, 1172/1172 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 510/510 places, 1172/1172 transitions.
Applied a total of 0 rules in 44 ms. Remains 510 /510 variables (removed 0) and now considering 1172/1172 (removed 0) transitions.
[2024-05-28 01:37:54] [INFO ] Flow matrix only has 1152 transitions (discarded 20 similar events)
[2024-05-28 01:37:54] [INFO ] Invariant cache hit.
[2024-05-28 01:37:55] [INFO ] Implicit Places using invariants in 878 ms returned [3, 61, 125, 178, 260, 290, 351, 385, 393, 455]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 887 ms to find 10 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 500/510 places, 1172/1172 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 491 transition count 1163
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 491 transition count 1163
Applied a total of 18 rules in 68 ms. Remains 491 /500 variables (removed 9) and now considering 1163/1172 (removed 9) transitions.
[2024-05-28 01:37:55] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
// Phase 1: matrix 1143 rows 491 cols
[2024-05-28 01:37:55] [INFO ] Computed 42 invariants in 24 ms
[2024-05-28 01:37:56] [INFO ] Implicit Places using invariants in 679 ms returned []
[2024-05-28 01:37:56] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:37:56] [INFO ] Invariant cache hit.
[2024-05-28 01:37:57] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 01:38:06] [INFO ] Implicit Places using invariants and state equation in 9966 ms returned []
Implicit Place search using SMT with State Equation took 10650 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 491/510 places, 1163/1172 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 11654 ms. Remains : 491/510 places, 1163/1172 transitions.
[2024-05-28 01:38:06] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
When looking for a positive semi flow solution, solver replied unsat
[2024-05-28 01:39:05] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:39:05] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 0, 2] Max Struct:[+inf, +inf, 3, +inf]
RANDOM walk for 1000000 steps (298 resets) in 5281 ms. (189 steps per ms)
BEST_FIRST walk for 4000004 steps (477 resets) in 8988 ms. (444 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 0, 2] Max Struct:[+inf, +inf, 3, +inf]
[2024-05-28 01:39:20] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:39:20] [INFO ] Invariant cache hit.
[2024-05-28 01:39:20] [INFO ] [Real]Absence check using 12 positive place invariants in 7 ms returned sat
[2024-05-28 01:39:20] [INFO ] [Real]Absence check using 12 positive and 30 generalized place invariants in 29 ms returned sat
[2024-05-28 01:39:21] [INFO ] [Real]Absence check using state equation in 1058 ms returned sat
[2024-05-28 01:39:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:39:21] [INFO ] [Nat]Absence check using 12 positive place invariants in 5 ms returned sat
[2024-05-28 01:39:21] [INFO ] [Nat]Absence check using 12 positive and 30 generalized place invariants in 19 ms returned sat
[2024-05-28 01:39:22] [INFO ] [Nat]Absence check using state equation in 1080 ms returned sat
[2024-05-28 01:39:22] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 01:39:23] [INFO ] [Nat]Added 120 Read/Feed constraints in 447 ms returned sat
[2024-05-28 01:39:23] [INFO ] Deduced a trap composed of 23 places in 351 ms of which 4 ms to minimize.
[2024-05-28 01:39:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 517 ms
[2024-05-28 01:39:23] [INFO ] Computed and/alt/rep : 471/1030/461 causal constraints (skipped 680 transitions) in 114 ms.
[2024-05-28 01:39:24] [INFO ] Added : 38 causal constraints over 8 iterations in 1252 ms. Result :sat
Minimization took 4502 ms.
[2024-05-28 01:39:29] [INFO ] [Real]Absence check using 12 positive place invariants in 6 ms returned sat
[2024-05-28 01:39:29] [INFO ] [Real]Absence check using 12 positive and 30 generalized place invariants in 29 ms returned sat
[2024-05-28 01:39:30] [INFO ] [Real]Absence check using state equation in 664 ms returned sat
[2024-05-28 01:39:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:39:30] [INFO ] [Nat]Absence check using 12 positive place invariants in 5 ms returned sat
[2024-05-28 01:39:30] [INFO ] [Nat]Absence check using 12 positive and 30 generalized place invariants in 22 ms returned sat
[2024-05-28 01:39:31] [INFO ] [Nat]Absence check using state equation in 1053 ms returned sat
[2024-05-28 01:39:31] [INFO ] [Nat]Added 120 Read/Feed constraints in 276 ms returned sat
[2024-05-28 01:39:31] [INFO ] Computed and/alt/rep : 471/1030/461 causal constraints (skipped 680 transitions) in 74 ms.
[2024-05-28 01:39:32] [INFO ] Added : 20 causal constraints over 5 iterations in 483 ms. Result :sat
Minimization took 4613 ms.
[2024-05-28 01:39:36] [INFO ] [Real]Absence check using 12 positive place invariants in 5 ms returned sat
[2024-05-28 01:39:36] [INFO ] [Real]Absence check using 12 positive and 30 generalized place invariants in 19 ms returned sat
[2024-05-28 01:39:37] [INFO ] [Real]Absence check using state equation in 665 ms returned sat
[2024-05-28 01:39:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:39:37] [INFO ] [Nat]Absence check using 12 positive place invariants in 4 ms returned sat
[2024-05-28 01:39:37] [INFO ] [Nat]Absence check using 12 positive and 30 generalized place invariants in 19 ms returned sat
[2024-05-28 01:39:39] [INFO ] [Nat]Absence check using state equation in 2042 ms returned sat
[2024-05-28 01:39:40] [INFO ] [Nat]Added 120 Read/Feed constraints in 357 ms returned sat
[2024-05-28 01:39:40] [INFO ] Computed and/alt/rep : 471/1030/461 causal constraints (skipped 680 transitions) in 75 ms.
[2024-05-28 01:39:40] [INFO ] Added : 32 causal constraints over 7 iterations in 690 ms. Result :sat
Minimization took 4503 ms.
[2024-05-28 01:39:45] [INFO ] [Real]Absence check using 12 positive place invariants in 7 ms returned sat
[2024-05-28 01:39:45] [INFO ] [Real]Absence check using 12 positive and 30 generalized place invariants in 28 ms returned sat
[2024-05-28 01:39:46] [INFO ] [Real]Absence check using state equation in 572 ms returned sat
[2024-05-28 01:39:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:39:46] [INFO ] [Nat]Absence check using 12 positive place invariants in 5 ms returned sat
[2024-05-28 01:39:46] [INFO ] [Nat]Absence check using 12 positive and 30 generalized place invariants in 20 ms returned sat
[2024-05-28 01:39:47] [INFO ] [Nat]Absence check using state equation in 893 ms returned sat
[2024-05-28 01:39:47] [INFO ] [Nat]Added 120 Read/Feed constraints in 841 ms returned sat
[2024-05-28 01:39:48] [INFO ] Deduced a trap composed of 60 places in 283 ms of which 4 ms to minimize.
[2024-05-28 01:39:48] [INFO ] Deduced a trap composed of 212 places in 327 ms of which 3 ms to minimize.
[2024-05-28 01:39:49] [INFO ] Deduced a trap composed of 202 places in 299 ms of which 16 ms to minimize.
[2024-05-28 01:39:49] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1202 ms
[2024-05-28 01:39:49] [INFO ] Computed and/alt/rep : 471/1030/461 causal constraints (skipped 680 transitions) in 71 ms.
[2024-05-28 01:39:49] [INFO ] Deduced a trap composed of 41 places in 56 ms of which 1 ms to minimize.
[2024-05-28 01:39:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 143 ms
[2024-05-28 01:39:50] [INFO ] Added : 45 causal constraints over 10 iterations in 999 ms. Result :sat
Minimization took 4501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 0, 2] Max Struct:[+inf, +inf, 3, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 0, 2] Max Struct:[+inf, +inf, 3, +inf]
Support contains 21 out of 491 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 1163/1163 transitions.
Applied a total of 0 rules in 45 ms. Remains 491 /491 variables (removed 0) and now considering 1163/1163 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 491/491 places, 1163/1163 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 1163/1163 transitions.
Applied a total of 0 rules in 74 ms. Remains 491 /491 variables (removed 0) and now considering 1163/1163 (removed 0) transitions.
[2024-05-28 01:39:54] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:39:54] [INFO ] Invariant cache hit.
[2024-05-28 01:39:55] [INFO ] Implicit Places using invariants in 950 ms returned []
[2024-05-28 01:39:55] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:39:55] [INFO ] Invariant cache hit.
[2024-05-28 01:39:56] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 01:40:05] [INFO ] Implicit Places using invariants and state equation in 9699 ms returned []
Implicit Place search using SMT with State Equation took 10652 ms to find 0 implicit places.
[2024-05-28 01:40:05] [INFO ] Redundant transitions in 83 ms returned []
Running 1161 sub problems to find dead transitions.
[2024-05-28 01:40:05] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:40:05] [INFO ] Invariant cache hit.
[2024-05-28 01:40:05] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/489 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/489 variables, 27/39 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
[2024-05-28 01:40:15] [INFO ] Deduced a trap composed of 42 places in 63 ms of which 1 ms to minimize.
[2024-05-28 01:40:15] [INFO ] Deduced a trap composed of 41 places in 51 ms of which 1 ms to minimize.
[2024-05-28 01:40:15] [INFO ] Deduced a trap composed of 41 places in 53 ms of which 1 ms to minimize.
[2024-05-28 01:40:15] [INFO ] Deduced a trap composed of 41 places in 57 ms of which 5 ms to minimize.
[2024-05-28 01:40:15] [INFO ] Deduced a trap composed of 41 places in 38 ms of which 1 ms to minimize.
[2024-05-28 01:40:15] [INFO ] Deduced a trap composed of 41 places in 45 ms of which 0 ms to minimize.
[2024-05-28 01:40:15] [INFO ] Deduced a trap composed of 41 places in 53 ms of which 0 ms to minimize.
[2024-05-28 01:40:16] [INFO ] Deduced a trap composed of 187 places in 253 ms of which 3 ms to minimize.
[2024-05-28 01:40:16] [INFO ] Deduced a trap composed of 199 places in 210 ms of which 2 ms to minimize.
[2024-05-28 01:40:16] [INFO ] Deduced a trap composed of 166 places in 203 ms of which 3 ms to minimize.
[2024-05-28 01:40:16] [INFO ] Deduced a trap composed of 41 places in 49 ms of which 1 ms to minimize.
[2024-05-28 01:40:16] [INFO ] Deduced a trap composed of 41 places in 45 ms of which 1 ms to minimize.
[2024-05-28 01:40:16] [INFO ] Deduced a trap composed of 41 places in 40 ms of which 0 ms to minimize.
[2024-05-28 01:40:17] [INFO ] Deduced a trap composed of 130 places in 130 ms of which 2 ms to minimize.
[2024-05-28 01:40:17] [INFO ] Deduced a trap composed of 31 places in 154 ms of which 2 ms to minimize.
[2024-05-28 01:40:17] [INFO ] Deduced a trap composed of 101 places in 197 ms of which 3 ms to minimize.
[2024-05-28 01:40:20] [INFO ] Deduced a trap composed of 209 places in 221 ms of which 3 ms to minimize.
[2024-05-28 01:40:22] [INFO ] Deduced a trap composed of 325 places in 242 ms of which 2 ms to minimize.
[2024-05-28 01:40:23] [INFO ] Deduced a trap composed of 45 places in 110 ms of which 2 ms to minimize.
[2024-05-28 01:40:23] [INFO ] Deduced a trap composed of 37 places in 118 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
[2024-05-28 01:40:24] [INFO ] Deduced a trap composed of 207 places in 230 ms of which 3 ms to minimize.
[2024-05-28 01:40:25] [INFO ] Deduced a trap composed of 185 places in 290 ms of which 3 ms to minimize.
[2024-05-28 01:40:28] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 1 ms to minimize.
[2024-05-28 01:40:31] [INFO ] Deduced a trap composed of 301 places in 209 ms of which 2 ms to minimize.
[2024-05-28 01:40:33] [INFO ] Deduced a trap composed of 168 places in 223 ms of which 2 ms to minimize.
[2024-05-28 01:40:33] [INFO ] Deduced a trap composed of 195 places in 252 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/489 variables, 6/65 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 489/1634 variables, and 65 constraints, problems are : Problem set: 0 solved, 1161 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 27/30 constraints, State Equation: 0/491 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1161/1161 constraints, Known Traps: 26/26 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1161 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/489 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/489 variables, 27/39 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 26/65 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
[2024-05-28 01:41:03] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/1634 variables, and 66 constraints, problems are : Problem set: 0 solved, 1161 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 27/30 constraints, State Equation: 0/491 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1161 constraints, Known Traps: 27/27 constraints]
After SMT, in 62591ms problems are : Problem set: 0 solved, 1161 unsolved
Search for dead transitions found 0 dead transitions in 62616ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73444 ms. Remains : 491/491 places, 1163/1163 transitions.
[2024-05-28 01:41:08] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (13 resets) in 1480 ms. (27 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (9 resets) in 692 ms. (57 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 543 ms. (73 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (11 resets) in 464 ms. (86 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (9 resets) in 483 ms. (82 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (11 resets) in 247 ms. (161 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 113467 steps, run timeout after 3001 ms. (steps per millisecond=37 ) properties seen :0 out of 5
Probabilistic random walk after 113467 steps, saw 72704 distinct states, run finished after 3006 ms. (steps per millisecond=37 ) properties seen :0
[2024-05-28 01:42:08] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:42:08] [INFO ] Invariant cache hit.
[2024-05-28 01:42:08] [INFO ] State equation strengthened by 120 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 440/461 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-28 01:42:08] [INFO ] Deduced a trap composed of 220 places in 310 ms of which 2 ms to minimize.
[2024-05-28 01:42:09] [INFO ] Deduced a trap composed of 239 places in 224 ms of which 2 ms to minimize.
[2024-05-28 01:42:09] [INFO ] Deduced a trap composed of 242 places in 208 ms of which 3 ms to minimize.
[2024-05-28 01:42:09] [INFO ] Deduced a trap composed of 236 places in 244 ms of which 3 ms to minimize.
[2024-05-28 01:42:09] [INFO ] Deduced a trap composed of 242 places in 270 ms of which 3 ms to minimize.
[2024-05-28 01:42:10] [INFO ] Deduced a trap composed of 235 places in 264 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 6/28 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/461 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 11/472 variables, 11/39 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/472 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 17/489 variables, 8/47 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-28 01:42:10] [INFO ] Deduced a trap composed of 41 places in 167 ms of which 2 ms to minimize.
[2024-05-28 01:42:10] [INFO ] Deduced a trap composed of 41 places in 124 ms of which 2 ms to minimize.
[2024-05-28 01:42:10] [INFO ] Deduced a trap composed of 42 places in 102 ms of which 2 ms to minimize.
[2024-05-28 01:42:10] [INFO ] Deduced a trap composed of 41 places in 89 ms of which 2 ms to minimize.
[2024-05-28 01:42:10] [INFO ] Deduced a trap composed of 42 places in 109 ms of which 1 ms to minimize.
[2024-05-28 01:42:11] [INFO ] Deduced a trap composed of 42 places in 75 ms of which 1 ms to minimize.
[2024-05-28 01:42:11] [INFO ] Deduced a trap composed of 41 places in 52 ms of which 1 ms to minimize.
[2024-05-28 01:42:11] [INFO ] Deduced a trap composed of 41 places in 38 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 8/55 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-28 01:42:11] [INFO ] Deduced a trap composed of 41 places in 62 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 1143/1632 variables, 489/545 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1632 variables, 120/665 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1632 variables, 0/665 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 2/1634 variables, 2/667 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1634 variables, 1/668 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1634 variables, 0/668 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 0/1634 variables, 0/668 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1634/1634 variables, and 668 constraints, problems are : Problem set: 0 solved, 5 unsolved in 4923 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 491/491 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 440/461 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 6/28 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-28 01:42:13] [INFO ] Deduced a trap composed of 232 places in 419 ms of which 4 ms to minimize.
[2024-05-28 01:42:14] [INFO ] Deduced a trap composed of 244 places in 313 ms of which 3 ms to minimize.
[2024-05-28 01:42:14] [INFO ] Deduced a trap composed of 231 places in 246 ms of which 3 ms to minimize.
[2024-05-28 01:42:14] [INFO ] Deduced a trap composed of 250 places in 395 ms of which 3 ms to minimize.
[2024-05-28 01:42:15] [INFO ] Deduced a trap composed of 234 places in 418 ms of which 4 ms to minimize.
[2024-05-28 01:42:15] [INFO ] Deduced a trap composed of 240 places in 264 ms of which 2 ms to minimize.
[2024-05-28 01:42:15] [INFO ] Deduced a trap composed of 238 places in 255 ms of which 2 ms to minimize.
[2024-05-28 01:42:15] [INFO ] Deduced a trap composed of 238 places in 217 ms of which 2 ms to minimize.
[2024-05-28 01:42:16] [INFO ] Deduced a trap composed of 227 places in 198 ms of which 2 ms to minimize.
[2024-05-28 01:42:16] [INFO ] Deduced a trap composed of 234 places in 204 ms of which 3 ms to minimize.
[2024-05-28 01:42:16] [INFO ] Deduced a trap composed of 242 places in 199 ms of which 2 ms to minimize.
[2024-05-28 01:42:16] [INFO ] Deduced a trap composed of 228 places in 203 ms of which 2 ms to minimize.
[2024-05-28 01:42:17] [INFO ] Deduced a trap composed of 248 places in 196 ms of which 2 ms to minimize.
[2024-05-28 01:42:17] [INFO ] Deduced a trap composed of 237 places in 198 ms of which 2 ms to minimize.
[2024-05-28 01:42:17] [INFO ] Deduced a trap composed of 222 places in 285 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/461 variables, 15/43 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/461 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 11/472 variables, 11/54 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/472 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 17/489 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 9/71 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-28 01:42:17] [INFO ] Deduced a trap composed of 41 places in 38 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/489 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/489 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1632/1634 variables, and 561 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5022 ms.
Refiners :[Positive P Invariants (semi-flows): 11/12 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 489/491 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/5 constraints, Known Traps: 31/31 constraints]
After SMT, in 9975ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 21 out of 491 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 1163/1163 transitions.
Applied a total of 0 rules in 23 ms. Remains 491 /491 variables (removed 0) and now considering 1163/1163 (removed 0) transitions.
Running 1161 sub problems to find dead transitions.
[2024-05-28 01:42:18] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:42:18] [INFO ] Invariant cache hit.
[2024-05-28 01:42:18] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/489 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/489 variables, 27/39 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
[2024-05-28 01:42:29] [INFO ] Deduced a trap composed of 42 places in 80 ms of which 1 ms to minimize.
[2024-05-28 01:42:29] [INFO ] Deduced a trap composed of 41 places in 57 ms of which 1 ms to minimize.
[2024-05-28 01:42:29] [INFO ] Deduced a trap composed of 41 places in 63 ms of which 1 ms to minimize.
[2024-05-28 01:42:29] [INFO ] Deduced a trap composed of 41 places in 62 ms of which 1 ms to minimize.
[2024-05-28 01:42:29] [INFO ] Deduced a trap composed of 41 places in 47 ms of which 1 ms to minimize.
[2024-05-28 01:42:29] [INFO ] Deduced a trap composed of 41 places in 51 ms of which 0 ms to minimize.
[2024-05-28 01:42:29] [INFO ] Deduced a trap composed of 41 places in 44 ms of which 1 ms to minimize.
[2024-05-28 01:42:29] [INFO ] Deduced a trap composed of 187 places in 196 ms of which 3 ms to minimize.
[2024-05-28 01:42:30] [INFO ] Deduced a trap composed of 199 places in 211 ms of which 2 ms to minimize.
[2024-05-28 01:42:30] [INFO ] Deduced a trap composed of 166 places in 208 ms of which 3 ms to minimize.
[2024-05-28 01:42:30] [INFO ] Deduced a trap composed of 41 places in 40 ms of which 1 ms to minimize.
[2024-05-28 01:42:30] [INFO ] Deduced a trap composed of 41 places in 61 ms of which 1 ms to minimize.
[2024-05-28 01:42:30] [INFO ] Deduced a trap composed of 41 places in 37 ms of which 5 ms to minimize.
[2024-05-28 01:42:31] [INFO ] Deduced a trap composed of 130 places in 127 ms of which 2 ms to minimize.
[2024-05-28 01:42:31] [INFO ] Deduced a trap composed of 31 places in 143 ms of which 2 ms to minimize.
[2024-05-28 01:42:31] [INFO ] Deduced a trap composed of 101 places in 199 ms of which 2 ms to minimize.
[2024-05-28 01:42:34] [INFO ] Deduced a trap composed of 209 places in 289 ms of which 3 ms to minimize.
[2024-05-28 01:42:35] [INFO ] Deduced a trap composed of 325 places in 200 ms of which 2 ms to minimize.
[2024-05-28 01:42:37] [INFO ] Deduced a trap composed of 45 places in 107 ms of which 2 ms to minimize.
[2024-05-28 01:42:37] [INFO ] Deduced a trap composed of 37 places in 109 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
[2024-05-28 01:42:38] [INFO ] Deduced a trap composed of 207 places in 211 ms of which 2 ms to minimize.
[2024-05-28 01:42:38] [INFO ] Deduced a trap composed of 185 places in 235 ms of which 4 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 489/1634 variables, and 61 constraints, problems are : Problem set: 0 solved, 1161 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 27/30 constraints, State Equation: 0/491 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1161/1161 constraints, Known Traps: 22/22 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1161 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/489 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/489 variables, 27/39 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 22/61 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
[2024-05-28 01:42:59] [INFO ] Deduced a trap composed of 23 places in 154 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/1634 variables, and 62 constraints, problems are : Problem set: 0 solved, 1161 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 27/30 constraints, State Equation: 0/491 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1161 constraints, Known Traps: 23/23 constraints]
After SMT, in 42324ms problems are : Problem set: 0 solved, 1161 unsolved
Search for dead transitions found 0 dead transitions in 42336ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42363 ms. Remains : 491/491 places, 1163/1163 transitions.
RANDOM walk for 40000 steps (20 resets) in 568 ms. (70 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (12 resets) in 317 ms. (125 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (11 resets) in 297 ms. (134 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40000 steps (11 resets) in 211 ms. (188 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (10 resets) in 188 ms. (211 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (10 resets) in 233 ms. (170 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 115087 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :0 out of 5
Probabilistic random walk after 115087 steps, saw 73710 distinct states, run finished after 3001 ms. (steps per millisecond=38 ) properties seen :0
[2024-05-28 01:43:04] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:43:04] [INFO ] Invariant cache hit.
[2024-05-28 01:43:04] [INFO ] State equation strengthened by 120 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 440/461 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-28 01:43:04] [INFO ] Deduced a trap composed of 220 places in 231 ms of which 3 ms to minimize.
[2024-05-28 01:43:04] [INFO ] Deduced a trap composed of 239 places in 227 ms of which 2 ms to minimize.
[2024-05-28 01:43:05] [INFO ] Deduced a trap composed of 242 places in 222 ms of which 3 ms to minimize.
[2024-05-28 01:43:05] [INFO ] Deduced a trap composed of 236 places in 222 ms of which 2 ms to minimize.
[2024-05-28 01:43:05] [INFO ] Deduced a trap composed of 242 places in 230 ms of which 3 ms to minimize.
[2024-05-28 01:43:05] [INFO ] Deduced a trap composed of 235 places in 222 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 6/28 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/461 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 11/472 variables, 11/39 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/472 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 17/489 variables, 8/47 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-28 01:43:06] [INFO ] Deduced a trap composed of 41 places in 139 ms of which 2 ms to minimize.
[2024-05-28 01:43:06] [INFO ] Deduced a trap composed of 41 places in 120 ms of which 2 ms to minimize.
[2024-05-28 01:43:06] [INFO ] Deduced a trap composed of 42 places in 101 ms of which 2 ms to minimize.
[2024-05-28 01:43:06] [INFO ] Deduced a trap composed of 41 places in 90 ms of which 2 ms to minimize.
[2024-05-28 01:43:06] [INFO ] Deduced a trap composed of 42 places in 75 ms of which 2 ms to minimize.
[2024-05-28 01:43:06] [INFO ] Deduced a trap composed of 42 places in 86 ms of which 1 ms to minimize.
[2024-05-28 01:43:06] [INFO ] Deduced a trap composed of 41 places in 58 ms of which 1 ms to minimize.
[2024-05-28 01:43:06] [INFO ] Deduced a trap composed of 41 places in 45 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 8/55 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-28 01:43:07] [INFO ] Deduced a trap composed of 41 places in 62 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/489 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 1143/1632 variables, 489/545 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1632 variables, 120/665 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1632 variables, 0/665 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 2/1634 variables, 2/667 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1634 variables, 1/668 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1634 variables, 0/668 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 0/1634 variables, 0/668 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1634/1634 variables, and 668 constraints, problems are : Problem set: 0 solved, 5 unsolved in 6386 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 491/491 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 440/461 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 6/28 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-28 01:43:11] [INFO ] Deduced a trap composed of 232 places in 252 ms of which 3 ms to minimize.
[2024-05-28 01:43:11] [INFO ] Deduced a trap composed of 244 places in 242 ms of which 3 ms to minimize.
[2024-05-28 01:43:11] [INFO ] Deduced a trap composed of 231 places in 227 ms of which 2 ms to minimize.
[2024-05-28 01:43:11] [INFO ] Deduced a trap composed of 250 places in 223 ms of which 3 ms to minimize.
[2024-05-28 01:43:12] [INFO ] Deduced a trap composed of 234 places in 213 ms of which 2 ms to minimize.
[2024-05-28 01:43:12] [INFO ] Deduced a trap composed of 240 places in 210 ms of which 3 ms to minimize.
[2024-05-28 01:43:12] [INFO ] Deduced a trap composed of 238 places in 210 ms of which 3 ms to minimize.
[2024-05-28 01:43:12] [INFO ] Deduced a trap composed of 238 places in 258 ms of which 3 ms to minimize.
[2024-05-28 01:43:13] [INFO ] Deduced a trap composed of 227 places in 271 ms of which 4 ms to minimize.
[2024-05-28 01:43:13] [INFO ] Deduced a trap composed of 234 places in 210 ms of which 4 ms to minimize.
[2024-05-28 01:43:13] [INFO ] Deduced a trap composed of 242 places in 271 ms of which 4 ms to minimize.
[2024-05-28 01:43:13] [INFO ] Deduced a trap composed of 228 places in 220 ms of which 2 ms to minimize.
[2024-05-28 01:43:14] [INFO ] Deduced a trap composed of 248 places in 308 ms of which 3 ms to minimize.
[2024-05-28 01:43:14] [INFO ] Deduced a trap composed of 237 places in 250 ms of which 4 ms to minimize.
[2024-05-28 01:43:14] [INFO ] Deduced a trap composed of 222 places in 207 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/461 variables, 15/43 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/461 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 11/472 variables, 11/54 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/472 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 17/489 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 9/71 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-28 01:43:14] [INFO ] Deduced a trap composed of 41 places in 55 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/489 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/489 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 1143/1632 variables, 489/561 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1632 variables, 120/681 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1632 variables, 5/686 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1632 variables, 0/686 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 2/1634 variables, 2/688 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1634 variables, 1/689 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1634 variables, 0/689 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 0/1634 variables, 0/689 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1634/1634 variables, and 689 constraints, problems are : Problem set: 0 solved, 5 unsolved in 14761 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 491/491 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 31/31 constraints]
After SMT, in 21188ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 0 properties in 3856 ms.
Support contains 21 out of 491 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 1163/1163 transitions.
Applied a total of 0 rules in 23 ms. Remains 491 /491 variables (removed 0) and now considering 1163/1163 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 491/491 places, 1163/1163 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 1163/1163 transitions.
Applied a total of 0 rules in 19 ms. Remains 491 /491 variables (removed 0) and now considering 1163/1163 (removed 0) transitions.
[2024-05-28 01:43:29] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:43:29] [INFO ] Invariant cache hit.
[2024-05-28 01:43:30] [INFO ] Implicit Places using invariants in 641 ms returned []
[2024-05-28 01:43:30] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:43:30] [INFO ] Invariant cache hit.
[2024-05-28 01:43:31] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 01:43:39] [INFO ] Implicit Places using invariants and state equation in 9194 ms returned []
Implicit Place search using SMT with State Equation took 9837 ms to find 0 implicit places.
[2024-05-28 01:43:39] [INFO ] Redundant transitions in 81 ms returned []
Running 1161 sub problems to find dead transitions.
[2024-05-28 01:43:39] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:43:39] [INFO ] Invariant cache hit.
[2024-05-28 01:43:39] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/489 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/489 variables, 27/39 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
[2024-05-28 01:43:49] [INFO ] Deduced a trap composed of 42 places in 89 ms of which 1 ms to minimize.
[2024-05-28 01:43:49] [INFO ] Deduced a trap composed of 41 places in 71 ms of which 1 ms to minimize.
[2024-05-28 01:43:49] [INFO ] Deduced a trap composed of 41 places in 52 ms of which 1 ms to minimize.
[2024-05-28 01:43:49] [INFO ] Deduced a trap composed of 41 places in 49 ms of which 1 ms to minimize.
[2024-05-28 01:43:49] [INFO ] Deduced a trap composed of 41 places in 37 ms of which 1 ms to minimize.
[2024-05-28 01:43:49] [INFO ] Deduced a trap composed of 41 places in 41 ms of which 1 ms to minimize.
[2024-05-28 01:43:49] [INFO ] Deduced a trap composed of 41 places in 34 ms of which 1 ms to minimize.
[2024-05-28 01:43:50] [INFO ] Deduced a trap composed of 187 places in 284 ms of which 4 ms to minimize.
[2024-05-28 01:43:50] [INFO ] Deduced a trap composed of 199 places in 262 ms of which 3 ms to minimize.
[2024-05-28 01:43:50] [INFO ] Deduced a trap composed of 166 places in 246 ms of which 3 ms to minimize.
[2024-05-28 01:43:50] [INFO ] Deduced a trap composed of 41 places in 35 ms of which 0 ms to minimize.
[2024-05-28 01:43:50] [INFO ] Deduced a trap composed of 41 places in 32 ms of which 0 ms to minimize.
[2024-05-28 01:43:50] [INFO ] Deduced a trap composed of 41 places in 33 ms of which 1 ms to minimize.
[2024-05-28 01:43:51] [INFO ] Deduced a trap composed of 130 places in 177 ms of which 2 ms to minimize.
[2024-05-28 01:43:51] [INFO ] Deduced a trap composed of 31 places in 158 ms of which 2 ms to minimize.
[2024-05-28 01:43:52] [INFO ] Deduced a trap composed of 101 places in 278 ms of which 3 ms to minimize.
[2024-05-28 01:43:55] [INFO ] Deduced a trap composed of 209 places in 252 ms of which 3 ms to minimize.
[2024-05-28 01:43:56] [INFO ] Deduced a trap composed of 325 places in 247 ms of which 3 ms to minimize.
[2024-05-28 01:43:58] [INFO ] Deduced a trap composed of 45 places in 141 ms of which 2 ms to minimize.
[2024-05-28 01:43:58] [INFO ] Deduced a trap composed of 37 places in 171 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
[2024-05-28 01:43:59] [INFO ] Deduced a trap composed of 207 places in 373 ms of which 4 ms to minimize.
[2024-05-28 01:44:00] [INFO ] Deduced a trap composed of 185 places in 498 ms of which 7 ms to minimize.
[2024-05-28 01:44:04] [INFO ] Deduced a trap composed of 25 places in 190 ms of which 3 ms to minimize.
[2024-05-28 01:44:07] [INFO ] Deduced a trap composed of 301 places in 289 ms of which 4 ms to minimize.
[2024-05-28 01:44:09] [INFO ] Deduced a trap composed of 168 places in 208 ms of which 3 ms to minimize.
[2024-05-28 01:44:09] [INFO ] Deduced a trap composed of 195 places in 258 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 489/1634 variables, and 65 constraints, problems are : Problem set: 0 solved, 1161 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 27/30 constraints, State Equation: 0/491 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1161/1161 constraints, Known Traps: 26/26 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1161 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/489 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/489 variables, 27/39 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 26/65 constraints. Problems are: Problem set: 0 solved, 1161 unsolved
[2024-05-28 01:44:37] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/1634 variables, and 66 constraints, problems are : Problem set: 0 solved, 1161 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 27/30 constraints, State Equation: 0/491 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1161 constraints, Known Traps: 27/27 constraints]
After SMT, in 62573ms problems are : Problem set: 0 solved, 1161 unsolved
Search for dead transitions found 0 dead transitions in 62592ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72541 ms. Remains : 491/491 places, 1163/1163 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2, 2, 0, 2] Max Struct:[+inf, +inf, 3, +inf]
Starting property specific reduction for PolyORBLF-PT-S02J04T10-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-28 01:44:41] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:44:41] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (4 resets) in 71 ms. (138 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 34 ms. (285 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-28 01:44:42] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 01:44:42] [INFO ] Invariant cache hit.
[2024-05-28 01:44:42] [INFO ] [Real]Absence check using 12 positive place invariants in 7 ms returned sat
[2024-05-28 01:44:42] [INFO ] [Real]Absence check using 12 positive and 30 generalized place invariants in 26 ms returned sat
[2024-05-28 01:44:43] [INFO ] [Real]Absence check using state equation in 1244 ms returned sat
[2024-05-28 01:44:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:44:43] [INFO ] [Nat]Absence check using 12 positive place invariants in 5 ms returned sat
[2024-05-28 01:44:43] [INFO ] [Nat]Absence check using 12 positive and 30 generalized place invariants in 18 ms returned sat
[2024-05-28 01:44:44] [INFO ] [Nat]Absence check using state equation in 1115 ms returned sat
[2024-05-28 01:44:44] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 01:44:45] [INFO ] [Nat]Added 120 Read/Feed constraints in 437 ms returned sat
[2024-05-28 01:44:45] [INFO ] Deduced a trap composed of 23 places in 339 ms of which 4 ms to minimize.
[2024-05-28 01:44:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 461 ms
[2024-05-28 01:44:45] [INFO ] Computed and/alt/rep : 471/1030/461 causal constraints (skipped 680 transitions) in 66 ms.
[2024-05-28 01:44:46] [INFO ] Added : 38 causal constraints over 8 iterations in 800 ms. Result :sat
Minimization took 556 ms.
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 10 out of 491 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 1163/1163 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 2 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 20 rules applied. Total rules applied 20 place count 481 transition count 1153
Applied a total of 20 rules in 63 ms. Remains 481 /491 variables (removed 10) and now considering 1153/1163 (removed 10) transitions.
Running 1151 sub problems to find dead transitions.
[2024-05-28 01:44:47] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
// Phase 1: matrix 1133 rows 481 cols
[2024-05-28 01:44:47] [INFO ] Computed 42 invariants in 27 ms
[2024-05-28 01:44:47] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 01:44:56] [INFO ] Deduced a trap composed of 40 places in 68 ms of which 1 ms to minimize.
[2024-05-28 01:44:56] [INFO ] Deduced a trap composed of 41 places in 63 ms of which 1 ms to minimize.
[2024-05-28 01:44:56] [INFO ] Deduced a trap composed of 40 places in 60 ms of which 1 ms to minimize.
[2024-05-28 01:44:56] [INFO ] Deduced a trap composed of 40 places in 39 ms of which 1 ms to minimize.
[2024-05-28 01:44:56] [INFO ] Deduced a trap composed of 40 places in 39 ms of which 1 ms to minimize.
[2024-05-28 01:44:56] [INFO ] Deduced a trap composed of 40 places in 34 ms of which 1 ms to minimize.
[2024-05-28 01:44:56] [INFO ] Deduced a trap composed of 40 places in 68 ms of which 2 ms to minimize.
[2024-05-28 01:44:56] [INFO ] Deduced a trap composed of 40 places in 61 ms of which 1 ms to minimize.
[2024-05-28 01:44:56] [INFO ] Deduced a trap composed of 40 places in 34 ms of which 0 ms to minimize.
[2024-05-28 01:44:57] [INFO ] Deduced a trap composed of 41 places in 44 ms of which 1 ms to minimize.
[2024-05-28 01:44:57] [INFO ] Deduced a trap composed of 183 places in 303 ms of which 4 ms to minimize.
[2024-05-28 01:44:57] [INFO ] Deduced a trap composed of 178 places in 282 ms of which 4 ms to minimize.
[2024-05-28 01:44:57] [INFO ] Deduced a trap composed of 198 places in 256 ms of which 3 ms to minimize.
[2024-05-28 01:44:58] [INFO ] Deduced a trap composed of 177 places in 259 ms of which 2 ms to minimize.
[2024-05-28 01:44:58] [INFO ] Deduced a trap composed of 183 places in 240 ms of which 3 ms to minimize.
[2024-05-28 01:44:59] [INFO ] Deduced a trap composed of 23 places in 153 ms of which 2 ms to minimize.
[2024-05-28 01:44:59] [INFO ] Deduced a trap composed of 223 places in 228 ms of which 3 ms to minimize.
[2024-05-28 01:45:02] [INFO ] Deduced a trap composed of 38 places in 148 ms of which 2 ms to minimize.
[2024-05-28 01:45:03] [INFO ] Deduced a trap composed of 297 places in 242 ms of which 3 ms to minimize.
[2024-05-28 01:45:03] [INFO ] Deduced a trap composed of 178 places in 268 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 01:45:04] [INFO ] Deduced a trap composed of 320 places in 197 ms of which 2 ms to minimize.
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 479/1614 variables, and 61 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1151/1151 constraints, Known Traps: 21/21 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1151 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 21/61 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 479/1614 variables, and 61 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1151 constraints, Known Traps: 21/21 constraints]
After SMT, in 42249ms problems are : Problem set: 0 solved, 1151 unsolved
Search for dead transitions found 0 dead transitions in 42266ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42332 ms. Remains : 481/491 places, 1153/1163 transitions.
[2024-05-28 01:45:29] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
When looking for a positive semi flow solution, solver replied unsat
[2024-05-28 01:54:55] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 01:54:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (288 resets) in 5099 ms. (196 steps per ms)
BEST_FIRST walk for 1000001 steps (112 resets) in 2380 ms. (419 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-28 01:55:02] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 01:55:02] [INFO ] Invariant cache hit.
[2024-05-28 01:55:02] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-28 01:55:02] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2024-05-28 01:55:03] [INFO ] [Real]Absence check using state equation in 1152 ms returned sat
[2024-05-28 01:55:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:55:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-28 01:55:03] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 26 ms returned sat
[2024-05-28 01:55:05] [INFO ] [Nat]Absence check using state equation in 1311 ms returned sat
[2024-05-28 01:55:05] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 01:55:05] [INFO ] [Nat]Added 120 Read/Feed constraints in 350 ms returned sat
[2024-05-28 01:55:06] [INFO ] Deduced a trap composed of 60 places in 296 ms of which 3 ms to minimize.
[2024-05-28 01:55:06] [INFO ] Deduced a trap composed of 230 places in 267 ms of which 3 ms to minimize.
[2024-05-28 01:55:06] [INFO ] Deduced a trap composed of 238 places in 268 ms of which 3 ms to minimize.
[2024-05-28 01:55:07] [INFO ] Deduced a trap composed of 200 places in 298 ms of which 2 ms to minimize.
[2024-05-28 01:55:07] [INFO ] Deduced a trap composed of 184 places in 226 ms of which 3 ms to minimize.
[2024-05-28 01:55:08] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 2465 ms
[2024-05-28 01:55:08] [INFO ] Computed and/alt/rep : 371/820/361 causal constraints (skipped 770 transitions) in 77 ms.
[2024-05-28 01:55:08] [INFO ] Added : 26 causal constraints over 6 iterations in 541 ms. Result :sat
Minimization took 4678 ms.
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 10 out of 481 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 481/481 places, 1153/1153 transitions.
Applied a total of 0 rules in 42 ms. Remains 481 /481 variables (removed 0) and now considering 1153/1153 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 481/481 places, 1153/1153 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 481/481 places, 1153/1153 transitions.
Applied a total of 0 rules in 34 ms. Remains 481 /481 variables (removed 0) and now considering 1153/1153 (removed 0) transitions.
[2024-05-28 01:55:13] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 01:55:13] [INFO ] Invariant cache hit.
[2024-05-28 01:55:13] [INFO ] Implicit Places using invariants in 565 ms returned []
[2024-05-28 01:55:13] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 01:55:14] [INFO ] Invariant cache hit.
[2024-05-28 01:55:15] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 01:55:25] [INFO ] Implicit Places using invariants and state equation in 11244 ms returned []
Implicit Place search using SMT with State Equation took 11813 ms to find 0 implicit places.
[2024-05-28 01:55:25] [INFO ] Redundant transitions in 21 ms returned []
Running 1151 sub problems to find dead transitions.
[2024-05-28 01:55:25] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 01:55:25] [INFO ] Invariant cache hit.
[2024-05-28 01:55:25] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 01:55:35] [INFO ] Deduced a trap composed of 41 places in 81 ms of which 2 ms to minimize.
[2024-05-28 01:55:35] [INFO ] Deduced a trap composed of 41 places in 76 ms of which 1 ms to minimize.
[2024-05-28 01:55:36] [INFO ] Deduced a trap composed of 40 places in 64 ms of which 2 ms to minimize.
[2024-05-28 01:55:36] [INFO ] Deduced a trap composed of 40 places in 61 ms of which 2 ms to minimize.
[2024-05-28 01:55:36] [INFO ] Deduced a trap composed of 40 places in 56 ms of which 1 ms to minimize.
[2024-05-28 01:55:36] [INFO ] Deduced a trap composed of 40 places in 58 ms of which 1 ms to minimize.
[2024-05-28 01:55:36] [INFO ] Deduced a trap composed of 40 places in 45 ms of which 1 ms to minimize.
[2024-05-28 01:55:36] [INFO ] Deduced a trap composed of 40 places in 67 ms of which 1 ms to minimize.
[2024-05-28 01:55:36] [INFO ] Deduced a trap composed of 40 places in 46 ms of which 0 ms to minimize.
[2024-05-28 01:55:36] [INFO ] Deduced a trap composed of 41 places in 45 ms of which 1 ms to minimize.
[2024-05-28 01:55:37] [INFO ] Deduced a trap composed of 32 places in 213 ms of which 3 ms to minimize.
[2024-05-28 01:55:37] [INFO ] Deduced a trap composed of 78 places in 328 ms of which 4 ms to minimize.
[2024-05-28 01:55:38] [INFO ] Deduced a trap composed of 110 places in 267 ms of which 3 ms to minimize.
[2024-05-28 01:55:38] [INFO ] Deduced a trap composed of 229 places in 264 ms of which 5 ms to minimize.
[2024-05-28 01:55:39] [INFO ] Deduced a trap composed of 318 places in 260 ms of which 3 ms to minimize.
[2024-05-28 01:55:39] [INFO ] Deduced a trap composed of 317 places in 260 ms of which 4 ms to minimize.
[2024-05-28 01:55:40] [INFO ] Deduced a trap composed of 183 places in 297 ms of which 4 ms to minimize.
[2024-05-28 01:55:41] [INFO ] Deduced a trap composed of 291 places in 256 ms of which 4 ms to minimize.
[2024-05-28 01:55:42] [INFO ] Deduced a trap composed of 31 places in 164 ms of which 2 ms to minimize.
[2024-05-28 01:55:43] [INFO ] Deduced a trap composed of 166 places in 270 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 01:55:44] [INFO ] Deduced a trap composed of 48 places in 191 ms of which 2 ms to minimize.
[2024-05-28 01:55:44] [INFO ] Deduced a trap composed of 229 places in 272 ms of which 4 ms to minimize.
[2024-05-28 01:55:44] [INFO ] Deduced a trap composed of 200 places in 308 ms of which 3 ms to minimize.
[2024-05-28 01:55:45] [INFO ] Deduced a trap composed of 227 places in 238 ms of which 2 ms to minimize.
[2024-05-28 01:55:45] [INFO ] Deduced a trap composed of 195 places in 234 ms of which 2 ms to minimize.
[2024-05-28 01:55:52] [INFO ] Deduced a trap composed of 193 places in 231 ms of which 3 ms to minimize.
[2024-05-28 01:55:53] [INFO ] Deduced a trap composed of 174 places in 217 ms of which 3 ms to minimize.
[2024-05-28 01:55:53] [INFO ] Deduced a trap composed of 164 places in 227 ms of which 3 ms to minimize.
[2024-05-28 01:55:54] [INFO ] Deduced a trap composed of 155 places in 200 ms of which 3 ms to minimize.
[2024-05-28 01:55:54] [INFO ] Deduced a trap composed of 184 places in 115 ms of which 2 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 479/1614 variables, and 70 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1151/1151 constraints, Known Traps: 30/30 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1151 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 30/70 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 01:56:18] [INFO ] Deduced a trap composed of 102 places in 173 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 479/1614 variables, and 71 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1151 constraints, Known Traps: 31/31 constraints]
After SMT, in 62287ms problems are : Problem set: 0 solved, 1151 unsolved
Search for dead transitions found 0 dead transitions in 62310ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74188 ms. Remains : 481/481 places, 1153/1153 transitions.
[2024-05-28 01:56:27] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (12 resets) in 370 ms. (107 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (11 resets) in 145 ms. (273 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 183105 steps, run timeout after 3001 ms. (steps per millisecond=61 ) properties seen :0 out of 1
Probabilistic random walk after 183105 steps, saw 115465 distinct states, run finished after 3001 ms. (steps per millisecond=61 ) properties seen :0
[2024-05-28 02:06:06] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:06:06] [INFO ] Invariant cache hit.
[2024-05-28 02:06:06] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 355/365 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/365 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 18/383 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/383 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/387 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/387 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 87/474 variables, 23/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/474 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/478 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/478 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/479 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/479 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1612/1614 variables, and 520 constraints, problems are : Problem set: 0 solved, 1 unsolved in 903 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 479/481 constraints, ReadFeed: 0/120 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) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 355/365 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/365 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/383 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/383 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/387 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/387 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 87/474 variables, 23/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 02:06:07] [INFO ] Deduced a trap composed of 40 places in 183 ms of which 3 ms to minimize.
[2024-05-28 02:06:07] [INFO ] Deduced a trap composed of 80 places in 134 ms of which 2 ms to minimize.
[2024-05-28 02:06:07] [INFO ] Deduced a trap composed of 80 places in 119 ms of which 4 ms to minimize.
[2024-05-28 02:06:07] [INFO ] Deduced a trap composed of 40 places in 125 ms of which 3 ms to minimize.
[2024-05-28 02:06:07] [INFO ] Deduced a trap composed of 40 places in 108 ms of which 2 ms to minimize.
[2024-05-28 02:06:08] [INFO ] Deduced a trap composed of 41 places in 92 ms of which 2 ms to minimize.
[2024-05-28 02:06:08] [INFO ] Deduced a trap composed of 40 places in 70 ms of which 5 ms to minimize.
[2024-05-28 02:06:08] [INFO ] Deduced a trap composed of 40 places in 68 ms of which 1 ms to minimize.
[2024-05-28 02:06:08] [INFO ] Deduced a trap composed of 40 places in 52 ms of which 1 ms to minimize.
[2024-05-28 02:06:08] [INFO ] Deduced a trap composed of 40 places in 34 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/474 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/474 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/478 variables, 4/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/479 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/479 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1612/1614 variables, and 530 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2919 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 479/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 10/10 constraints]
After SMT, in 3841ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 327 ms.
Support contains 10 out of 481 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 481/481 places, 1153/1153 transitions.
Applied a total of 0 rules in 22 ms. Remains 481 /481 variables (removed 0) and now considering 1153/1153 (removed 0) transitions.
Running 1151 sub problems to find dead transitions.
[2024-05-28 02:06:10] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:06:10] [INFO ] Invariant cache hit.
[2024-05-28 02:06:10] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:06:21] [INFO ] Deduced a trap composed of 41 places in 76 ms of which 1 ms to minimize.
[2024-05-28 02:06:21] [INFO ] Deduced a trap composed of 41 places in 74 ms of which 1 ms to minimize.
[2024-05-28 02:06:21] [INFO ] Deduced a trap composed of 40 places in 51 ms of which 1 ms to minimize.
[2024-05-28 02:06:21] [INFO ] Deduced a trap composed of 40 places in 49 ms of which 1 ms to minimize.
[2024-05-28 02:06:21] [INFO ] Deduced a trap composed of 40 places in 58 ms of which 0 ms to minimize.
[2024-05-28 02:06:21] [INFO ] Deduced a trap composed of 40 places in 44 ms of which 0 ms to minimize.
[2024-05-28 02:06:21] [INFO ] Deduced a trap composed of 40 places in 33 ms of which 1 ms to minimize.
[2024-05-28 02:06:21] [INFO ] Deduced a trap composed of 40 places in 50 ms of which 1 ms to minimize.
[2024-05-28 02:06:21] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 1 ms to minimize.
[2024-05-28 02:06:21] [INFO ] Deduced a trap composed of 41 places in 46 ms of which 1 ms to minimize.
[2024-05-28 02:06:22] [INFO ] Deduced a trap composed of 32 places in 170 ms of which 14 ms to minimize.
[2024-05-28 02:06:22] [INFO ] Deduced a trap composed of 78 places in 282 ms of which 4 ms to minimize.
[2024-05-28 02:06:23] [INFO ] Deduced a trap composed of 110 places in 263 ms of which 4 ms to minimize.
[2024-05-28 02:06:23] [INFO ] Deduced a trap composed of 229 places in 243 ms of which 3 ms to minimize.
[2024-05-28 02:06:24] [INFO ] Deduced a trap composed of 318 places in 229 ms of which 3 ms to minimize.
[2024-05-28 02:06:24] [INFO ] Deduced a trap composed of 317 places in 211 ms of which 3 ms to minimize.
[2024-05-28 02:06:25] [INFO ] Deduced a trap composed of 183 places in 222 ms of which 2 ms to minimize.
[2024-05-28 02:06:26] [INFO ] Deduced a trap composed of 291 places in 252 ms of which 2 ms to minimize.
[2024-05-28 02:06:27] [INFO ] Deduced a trap composed of 31 places in 123 ms of which 2 ms to minimize.
[2024-05-28 02:06:28] [INFO ] Deduced a trap composed of 166 places in 205 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:06:28] [INFO ] Deduced a trap composed of 48 places in 169 ms of which 3 ms to minimize.
[2024-05-28 02:06:29] [INFO ] Deduced a trap composed of 229 places in 288 ms of which 3 ms to minimize.
[2024-05-28 02:06:29] [INFO ] Deduced a trap composed of 200 places in 288 ms of which 3 ms to minimize.
[2024-05-28 02:06:29] [INFO ] Deduced a trap composed of 227 places in 274 ms of which 3 ms to minimize.
[2024-05-28 02:06:30] [INFO ] Deduced a trap composed of 195 places in 269 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 479/1614 variables, and 65 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 20037 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1151/1151 constraints, Known Traps: 25/25 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1151 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 25/65 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:06:45] [INFO ] Deduced a trap composed of 67 places in 206 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 479/1614 variables, and 66 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 20045 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1151 constraints, Known Traps: 26/26 constraints]
After SMT, in 43022ms problems are : Problem set: 0 solved, 1151 unsolved
Search for dead transitions found 0 dead transitions in 43037ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43064 ms. Remains : 481/481 places, 1153/1153 transitions.
RANDOM walk for 40000 steps (16 resets) in 497 ms. (80 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (9 resets) in 198 ms. (201 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 176250 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :0 out of 1
Probabilistic random walk after 176250 steps, saw 111260 distinct states, run finished after 3001 ms. (steps per millisecond=58 ) properties seen :0
[2024-05-28 02:06:56] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:06:56] [INFO ] Invariant cache hit.
[2024-05-28 02:06:56] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 355/365 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/365 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 18/383 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/383 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/387 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/387 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 87/474 variables, 23/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/474 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/478 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/478 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/479 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/479 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1133/1612 variables, 479/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 120/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 0/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/1614 variables, 2/642 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1614 variables, 1/643 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1614 variables, 0/643 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1614 variables, 0/643 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1614/1614 variables, and 643 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1393 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 481/481 constraints, ReadFeed: 120/120 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) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 355/365 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/365 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/383 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/383 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/387 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/387 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 87/474 variables, 23/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 02:06:58] [INFO ] Deduced a trap composed of 40 places in 175 ms of which 3 ms to minimize.
[2024-05-28 02:06:58] [INFO ] Deduced a trap composed of 80 places in 135 ms of which 2 ms to minimize.
[2024-05-28 02:06:58] [INFO ] Deduced a trap composed of 80 places in 120 ms of which 2 ms to minimize.
[2024-05-28 02:06:58] [INFO ] Deduced a trap composed of 40 places in 131 ms of which 1 ms to minimize.
[2024-05-28 02:06:58] [INFO ] Deduced a trap composed of 40 places in 98 ms of which 2 ms to minimize.
[2024-05-28 02:06:59] [INFO ] Deduced a trap composed of 41 places in 104 ms of which 2 ms to minimize.
[2024-05-28 02:06:59] [INFO ] Deduced a trap composed of 40 places in 65 ms of which 1 ms to minimize.
[2024-05-28 02:06:59] [INFO ] Deduced a trap composed of 40 places in 65 ms of which 1 ms to minimize.
[2024-05-28 02:06:59] [INFO ] Deduced a trap composed of 40 places in 51 ms of which 1 ms to minimize.
[2024-05-28 02:06:59] [INFO ] Deduced a trap composed of 40 places in 34 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/474 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/474 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/478 variables, 4/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/479 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/479 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1133/1612 variables, 479/530 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 120/650 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 1/651 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1612 variables, 0/651 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/1614 variables, 2/653 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1614 variables, 1/654 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 02:07:01] [INFO ] Deduced a trap composed of 41 places in 316 ms of which 3 ms to minimize.
[2024-05-28 02:07:02] [INFO ] Deduced a trap composed of 190 places in 254 ms of which 3 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/1614 variables, 2/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1614 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1614 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1614/1614 variables, and 656 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4390 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 481/481 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 12/12 constraints]
After SMT, in 5809ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30 ms.
Support contains 10 out of 481 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 481/481 places, 1153/1153 transitions.
Applied a total of 0 rules in 19 ms. Remains 481 /481 variables (removed 0) and now considering 1153/1153 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 481/481 places, 1153/1153 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 481/481 places, 1153/1153 transitions.
Applied a total of 0 rules in 18 ms. Remains 481 /481 variables (removed 0) and now considering 1153/1153 (removed 0) transitions.
[2024-05-28 02:07:02] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:07:02] [INFO ] Invariant cache hit.
[2024-05-28 02:07:02] [INFO ] Implicit Places using invariants in 468 ms returned []
[2024-05-28 02:07:02] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:07:02] [INFO ] Invariant cache hit.
[2024-05-28 02:07:03] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:07:14] [INFO ] Implicit Places using invariants and state equation in 11340 ms returned []
Implicit Place search using SMT with State Equation took 11830 ms to find 0 implicit places.
[2024-05-28 02:07:14] [INFO ] Redundant transitions in 16 ms returned []
Running 1151 sub problems to find dead transitions.
[2024-05-28 02:07:14] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:07:14] [INFO ] Invariant cache hit.
[2024-05-28 02:07:14] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:07:24] [INFO ] Deduced a trap composed of 41 places in 107 ms of which 2 ms to minimize.
[2024-05-28 02:07:24] [INFO ] Deduced a trap composed of 41 places in 70 ms of which 1 ms to minimize.
[2024-05-28 02:07:24] [INFO ] Deduced a trap composed of 40 places in 66 ms of which 1 ms to minimize.
[2024-05-28 02:07:25] [INFO ] Deduced a trap composed of 40 places in 53 ms of which 1 ms to minimize.
[2024-05-28 02:07:25] [INFO ] Deduced a trap composed of 40 places in 82 ms of which 1 ms to minimize.
[2024-05-28 02:07:25] [INFO ] Deduced a trap composed of 40 places in 66 ms of which 1 ms to minimize.
[2024-05-28 02:07:25] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 1 ms to minimize.
[2024-05-28 02:07:25] [INFO ] Deduced a trap composed of 40 places in 49 ms of which 0 ms to minimize.
[2024-05-28 02:07:25] [INFO ] Deduced a trap composed of 40 places in 35 ms of which 0 ms to minimize.
[2024-05-28 02:07:25] [INFO ] Deduced a trap composed of 41 places in 34 ms of which 1 ms to minimize.
[2024-05-28 02:07:26] [INFO ] Deduced a trap composed of 32 places in 163 ms of which 3 ms to minimize.
[2024-05-28 02:07:26] [INFO ] Deduced a trap composed of 78 places in 208 ms of which 3 ms to minimize.
[2024-05-28 02:07:26] [INFO ] Deduced a trap composed of 110 places in 227 ms of which 3 ms to minimize.
[2024-05-28 02:07:27] [INFO ] Deduced a trap composed of 229 places in 217 ms of which 3 ms to minimize.
[2024-05-28 02:07:27] [INFO ] Deduced a trap composed of 318 places in 201 ms of which 2 ms to minimize.
[2024-05-28 02:07:27] [INFO ] Deduced a trap composed of 317 places in 231 ms of which 3 ms to minimize.
[2024-05-28 02:07:28] [INFO ] Deduced a trap composed of 183 places in 268 ms of which 3 ms to minimize.
[2024-05-28 02:07:29] [INFO ] Deduced a trap composed of 291 places in 258 ms of which 3 ms to minimize.
[2024-05-28 02:07:30] [INFO ] Deduced a trap composed of 31 places in 151 ms of which 2 ms to minimize.
[2024-05-28 02:07:31] [INFO ] Deduced a trap composed of 166 places in 277 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:07:32] [INFO ] Deduced a trap composed of 48 places in 125 ms of which 2 ms to minimize.
[2024-05-28 02:07:32] [INFO ] Deduced a trap composed of 229 places in 251 ms of which 2 ms to minimize.
[2024-05-28 02:07:33] [INFO ] Deduced a trap composed of 200 places in 266 ms of which 3 ms to minimize.
[2024-05-28 02:07:33] [INFO ] Deduced a trap composed of 227 places in 238 ms of which 2 ms to minimize.
[2024-05-28 02:07:33] [INFO ] Deduced a trap composed of 195 places in 232 ms of which 3 ms to minimize.
[2024-05-28 02:07:41] [INFO ] Deduced a trap composed of 193 places in 224 ms of which 3 ms to minimize.
[2024-05-28 02:07:41] [INFO ] Deduced a trap composed of 174 places in 228 ms of which 3 ms to minimize.
[2024-05-28 02:07:41] [INFO ] Deduced a trap composed of 164 places in 211 ms of which 2 ms to minimize.
[2024-05-28 02:07:43] [INFO ] Deduced a trap composed of 155 places in 293 ms of which 4 ms to minimize.
[2024-05-28 02:07:43] [INFO ] Deduced a trap composed of 184 places in 165 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 479/1614 variables, and 70 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1151/1151 constraints, Known Traps: 30/30 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1151 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 30/70 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:08:06] [INFO ] Deduced a trap composed of 102 places in 127 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 479/1614 variables, and 71 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1151 constraints, Known Traps: 31/31 constraints]
After SMT, in 62467ms problems are : Problem set: 0 solved, 1151 unsolved
Search for dead transitions found 0 dead transitions in 62478ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74350 ms. Remains : 481/481 places, 1153/1153 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for PolyORBLF-PT-S02J04T10-UpperBounds-05 in 1414858 ms.
Starting property specific reduction for PolyORBLF-PT-S02J04T10-UpperBounds-06
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-28 02:08:16] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
// Phase 1: matrix 1143 rows 491 cols
[2024-05-28 02:08:16] [INFO ] Computed 42 invariants in 15 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (4 resets) in 57 ms. (172 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 24 ms. (400 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-28 02:08:16] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 02:08:16] [INFO ] Invariant cache hit.
[2024-05-28 02:08:17] [INFO ] [Real]Absence check using 12 positive place invariants in 7 ms returned sat
[2024-05-28 02:08:17] [INFO ] [Real]Absence check using 12 positive and 30 generalized place invariants in 26 ms returned sat
[2024-05-28 02:08:17] [INFO ] [Real]Absence check using state equation in 696 ms returned sat
[2024-05-28 02:08:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 02:08:17] [INFO ] [Nat]Absence check using 12 positive place invariants in 5 ms returned sat
[2024-05-28 02:08:17] [INFO ] [Nat]Absence check using 12 positive and 30 generalized place invariants in 18 ms returned sat
[2024-05-28 02:08:18] [INFO ] [Nat]Absence check using state equation in 1134 ms returned sat
[2024-05-28 02:08:18] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:08:19] [INFO ] [Nat]Added 120 Read/Feed constraints in 312 ms returned sat
[2024-05-28 02:08:19] [INFO ] Computed and/alt/rep : 471/1030/461 causal constraints (skipped 680 transitions) in 83 ms.
[2024-05-28 02:08:19] [INFO ] Added : 20 causal constraints over 5 iterations in 412 ms. Result :sat
Minimization took 567 ms.
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 10 out of 491 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 1163/1163 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 491 transition count 1153
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 481 transition count 1153
Applied a total of 20 rules in 34 ms. Remains 481 /491 variables (removed 10) and now considering 1153/1163 (removed 10) transitions.
Running 1151 sub problems to find dead transitions.
[2024-05-28 02:08:20] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
// Phase 1: matrix 1133 rows 481 cols
[2024-05-28 02:08:20] [INFO ] Computed 42 invariants in 11 ms
[2024-05-28 02:08:20] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:08:30] [INFO ] Deduced a trap composed of 190 places in 217 ms of which 3 ms to minimize.
[2024-05-28 02:08:30] [INFO ] Deduced a trap composed of 44 places in 223 ms of which 3 ms to minimize.
[2024-05-28 02:08:30] [INFO ] Deduced a trap composed of 214 places in 230 ms of which 3 ms to minimize.
[2024-05-28 02:08:31] [INFO ] Deduced a trap composed of 40 places in 257 ms of which 8 ms to minimize.
[2024-05-28 02:08:31] [INFO ] Deduced a trap composed of 40 places in 233 ms of which 3 ms to minimize.
[2024-05-28 02:08:31] [INFO ] Deduced a trap composed of 23 places in 212 ms of which 3 ms to minimize.
[2024-05-28 02:08:31] [INFO ] Deduced a trap composed of 190 places in 274 ms of which 2 ms to minimize.
[2024-05-28 02:08:32] [INFO ] Deduced a trap composed of 41 places in 238 ms of which 2 ms to minimize.
[2024-05-28 02:08:32] [INFO ] Deduced a trap composed of 40 places in 230 ms of which 3 ms to minimize.
[2024-05-28 02:08:32] [INFO ] Deduced a trap composed of 191 places in 229 ms of which 3 ms to minimize.
[2024-05-28 02:08:32] [INFO ] Deduced a trap composed of 40 places in 34 ms of which 1 ms to minimize.
[2024-05-28 02:08:32] [INFO ] Deduced a trap composed of 40 places in 41 ms of which 0 ms to minimize.
[2024-05-28 02:08:32] [INFO ] Deduced a trap composed of 40 places in 33 ms of which 1 ms to minimize.
[2024-05-28 02:08:32] [INFO ] Deduced a trap composed of 40 places in 36 ms of which 0 ms to minimize.
[2024-05-28 02:08:32] [INFO ] Deduced a trap composed of 40 places in 39 ms of which 1 ms to minimize.
[2024-05-28 02:08:33] [INFO ] Deduced a trap composed of 203 places in 208 ms of which 3 ms to minimize.
[2024-05-28 02:08:33] [INFO ] Deduced a trap composed of 188 places in 221 ms of which 3 ms to minimize.
[2024-05-28 02:08:33] [INFO ] Deduced a trap composed of 40 places in 278 ms of which 3 ms to minimize.
[2024-05-28 02:08:34] [INFO ] Deduced a trap composed of 93 places in 216 ms of which 3 ms to minimize.
[2024-05-28 02:08:38] [INFO ] Deduced a trap composed of 178 places in 213 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:08:39] [INFO ] Deduced a trap composed of 191 places in 319 ms of which 4 ms to minimize.
[2024-05-28 02:08:39] [INFO ] Deduced a trap composed of 55 places in 122 ms of which 2 ms to minimize.
[2024-05-28 02:08:40] [INFO ] Deduced a trap composed of 186 places in 223 ms of which 3 ms to minimize.
[2024-05-28 02:08:40] [INFO ] Deduced a trap composed of 186 places in 208 ms of which 3 ms to minimize.
[2024-05-28 02:08:40] [INFO ] Deduced a trap composed of 206 places in 217 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 479/1614 variables, and 65 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1151/1151 constraints, Known Traps: 25/25 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1151 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 25/65 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 479/1614 variables, and 65 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1151 constraints, Known Traps: 25/25 constraints]
After SMT, in 42522ms problems are : Problem set: 0 solved, 1151 unsolved
Search for dead transitions found 0 dead transitions in 42534ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42571 ms. Remains : 481/491 places, 1153/1163 transitions.
[2024-05-28 02:09:02] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
When looking for a positive semi flow solution, solver replied unsat
[2024-05-28 02:12:15] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:12:15] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (318 resets) in 5415 ms. (184 steps per ms)
BEST_FIRST walk for 1000001 steps (142 resets) in 2379 ms. (420 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-28 02:12:23] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:12:23] [INFO ] Invariant cache hit.
[2024-05-28 02:12:23] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-28 02:12:23] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 27 ms returned sat
[2024-05-28 02:12:24] [INFO ] [Real]Absence check using state equation in 1058 ms returned sat
[2024-05-28 02:12:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 02:12:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-28 02:12:24] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2024-05-28 02:12:25] [INFO ] [Nat]Absence check using state equation in 932 ms returned sat
[2024-05-28 02:12:25] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:12:25] [INFO ] [Nat]Added 120 Read/Feed constraints in 446 ms returned sat
[2024-05-28 02:12:26] [INFO ] Deduced a trap composed of 42 places in 245 ms of which 3 ms to minimize.
[2024-05-28 02:12:26] [INFO ] Deduced a trap composed of 192 places in 278 ms of which 3 ms to minimize.
[2024-05-28 02:12:26] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 854 ms
[2024-05-28 02:12:26] [INFO ] Computed and/alt/rep : 461/1020/451 causal constraints (skipped 680 transitions) in 51 ms.
[2024-05-28 02:12:28] [INFO ] Deduced a trap composed of 41 places in 168 ms of which 2 ms to minimize.
[2024-05-28 02:12:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 291 ms
[2024-05-28 02:12:28] [INFO ] Added : 45 causal constraints over 10 iterations in 1647 ms. Result :sat
Minimization took 4943 ms.
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 10 out of 481 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 481/481 places, 1153/1153 transitions.
Applied a total of 0 rules in 46 ms. Remains 481 /481 variables (removed 0) and now considering 1153/1153 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 481/481 places, 1153/1153 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 481/481 places, 1153/1153 transitions.
Applied a total of 0 rules in 36 ms. Remains 481 /481 variables (removed 0) and now considering 1153/1153 (removed 0) transitions.
[2024-05-28 02:12:33] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:12:33] [INFO ] Invariant cache hit.
[2024-05-28 02:12:33] [INFO ] Implicit Places using invariants in 691 ms returned []
[2024-05-28 02:12:33] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:12:33] [INFO ] Invariant cache hit.
[2024-05-28 02:12:35] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:12:46] [INFO ] Implicit Places using invariants and state equation in 12742 ms returned []
Implicit Place search using SMT with State Equation took 13450 ms to find 0 implicit places.
[2024-05-28 02:12:46] [INFO ] Redundant transitions in 16 ms returned []
Running 1151 sub problems to find dead transitions.
[2024-05-28 02:12:46] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:12:46] [INFO ] Invariant cache hit.
[2024-05-28 02:12:46] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:12:56] [INFO ] Deduced a trap composed of 40 places in 210 ms of which 3 ms to minimize.
[2024-05-28 02:12:57] [INFO ] Deduced a trap composed of 173 places in 293 ms of which 3 ms to minimize.
[2024-05-28 02:12:57] [INFO ] Deduced a trap composed of 27 places in 222 ms of which 3 ms to minimize.
[2024-05-28 02:12:57] [INFO ] Deduced a trap composed of 23 places in 225 ms of which 3 ms to minimize.
[2024-05-28 02:12:57] [INFO ] Deduced a trap composed of 42 places in 52 ms of which 1 ms to minimize.
[2024-05-28 02:12:57] [INFO ] Deduced a trap composed of 40 places in 39 ms of which 1 ms to minimize.
[2024-05-28 02:12:57] [INFO ] Deduced a trap composed of 40 places in 31 ms of which 1 ms to minimize.
[2024-05-28 02:12:57] [INFO ] Deduced a trap composed of 40 places in 40 ms of which 0 ms to minimize.
[2024-05-28 02:12:58] [INFO ] Deduced a trap composed of 40 places in 295 ms of which 3 ms to minimize.
[2024-05-28 02:12:58] [INFO ] Deduced a trap composed of 190 places in 269 ms of which 4 ms to minimize.
[2024-05-28 02:12:58] [INFO ] Deduced a trap composed of 40 places in 267 ms of which 4 ms to minimize.
[2024-05-28 02:12:59] [INFO ] Deduced a trap composed of 158 places in 252 ms of which 3 ms to minimize.
[2024-05-28 02:12:59] [INFO ] Deduced a trap composed of 178 places in 254 ms of which 3 ms to minimize.
[2024-05-28 02:12:59] [INFO ] Deduced a trap composed of 41 places in 49 ms of which 1 ms to minimize.
[2024-05-28 02:12:59] [INFO ] Deduced a trap composed of 40 places in 64 ms of which 1 ms to minimize.
[2024-05-28 02:12:59] [INFO ] Deduced a trap composed of 41 places in 46 ms of which 1 ms to minimize.
[2024-05-28 02:13:00] [INFO ] Deduced a trap composed of 92 places in 238 ms of which 3 ms to minimize.
[2024-05-28 02:13:04] [INFO ] Deduced a trap composed of 306 places in 220 ms of which 3 ms to minimize.
[2024-05-28 02:13:06] [INFO ] Deduced a trap composed of 183 places in 265 ms of which 3 ms to minimize.
[2024-05-28 02:13:08] [INFO ] Deduced a trap composed of 283 places in 233 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:13:09] [INFO ] Deduced a trap composed of 187 places in 228 ms of which 3 ms to minimize.
[2024-05-28 02:13:14] [INFO ] Deduced a trap composed of 83 places in 142 ms of which 2 ms to minimize.
[2024-05-28 02:13:18] [INFO ] Deduced a trap composed of 175 places in 391 ms of which 6 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 479/1614 variables, and 63 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1151/1151 constraints, Known Traps: 23/23 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1151 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 23/63 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:13:45] [INFO ] Deduced a trap composed of 67 places in 152 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 479/1614 variables, and 64 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1151 constraints, Known Traps: 24/24 constraints]
After SMT, in 62106ms problems are : Problem set: 0 solved, 1151 unsolved
Search for dead transitions found 0 dead transitions in 62119ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75631 ms. Remains : 481/481 places, 1153/1153 transitions.
[2024-05-28 02:13:48] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (18 resets) in 353 ms. (112 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (10 resets) in 201 ms. (198 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 179543 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 1
Probabilistic random walk after 179543 steps, saw 112697 distinct states, run finished after 3001 ms. (steps per millisecond=59 ) properties seen :0
[2024-05-28 02:16:58] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:16:58] [INFO ] Invariant cache hit.
[2024-05-28 02:16:58] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 423/433 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/433 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 17/450 variables, 11/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/450 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 28/478 variables, 11/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/478 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/479 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/479 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1133/1612 variables, 479/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1612 variables, 120/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1612 variables, 0/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1614 variables, 2/642 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1614 variables, 1/643 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1614 variables, 0/643 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1614 variables, 0/643 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1614/1614 variables, and 643 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1169 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 481/481 constraints, ReadFeed: 120/120 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) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 423/433 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/433 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 17/450 variables, 11/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/450 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 28/478 variables, 11/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 02:16:59] [INFO ] Deduced a trap composed of 40 places in 121 ms of which 2 ms to minimize.
[2024-05-28 02:16:59] [INFO ] Deduced a trap composed of 40 places in 105 ms of which 2 ms to minimize.
[2024-05-28 02:16:59] [INFO ] Deduced a trap composed of 40 places in 129 ms of which 2 ms to minimize.
[2024-05-28 02:16:59] [INFO ] Deduced a trap composed of 40 places in 112 ms of which 1 ms to minimize.
[2024-05-28 02:17:00] [INFO ] Deduced a trap composed of 40 places in 95 ms of which 1 ms to minimize.
[2024-05-28 02:17:00] [INFO ] Deduced a trap composed of 40 places in 77 ms of which 1 ms to minimize.
[2024-05-28 02:17:00] [INFO ] Deduced a trap composed of 40 places in 33 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/478 variables, 7/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/478 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/479 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/479 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1612/1614 variables, and 527 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1844 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 479/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 7/7 constraints]
After SMT, in 3025ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 44 ms.
Support contains 10 out of 481 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 481/481 places, 1153/1153 transitions.
Applied a total of 0 rules in 29 ms. Remains 481 /481 variables (removed 0) and now considering 1153/1153 (removed 0) transitions.
Running 1151 sub problems to find dead transitions.
[2024-05-28 02:17:01] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:17:01] [INFO ] Invariant cache hit.
[2024-05-28 02:17:01] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:17:11] [INFO ] Deduced a trap composed of 40 places in 262 ms of which 3 ms to minimize.
[2024-05-28 02:17:11] [INFO ] Deduced a trap composed of 173 places in 243 ms of which 3 ms to minimize.
[2024-05-28 02:17:11] [INFO ] Deduced a trap composed of 27 places in 241 ms of which 3 ms to minimize.
[2024-05-28 02:17:11] [INFO ] Deduced a trap composed of 23 places in 244 ms of which 3 ms to minimize.
[2024-05-28 02:17:11] [INFO ] Deduced a trap composed of 42 places in 46 ms of which 1 ms to minimize.
[2024-05-28 02:17:11] [INFO ] Deduced a trap composed of 40 places in 32 ms of which 0 ms to minimize.
[2024-05-28 02:17:12] [INFO ] Deduced a trap composed of 40 places in 33 ms of which 0 ms to minimize.
[2024-05-28 02:17:12] [INFO ] Deduced a trap composed of 40 places in 35 ms of which 1 ms to minimize.
[2024-05-28 02:17:12] [INFO ] Deduced a trap composed of 40 places in 241 ms of which 3 ms to minimize.
[2024-05-28 02:17:12] [INFO ] Deduced a trap composed of 190 places in 232 ms of which 2 ms to minimize.
[2024-05-28 02:17:12] [INFO ] Deduced a trap composed of 40 places in 355 ms of which 3 ms to minimize.
[2024-05-28 02:17:13] [INFO ] Deduced a trap composed of 158 places in 214 ms of which 3 ms to minimize.
[2024-05-28 02:17:13] [INFO ] Deduced a trap composed of 178 places in 212 ms of which 3 ms to minimize.
[2024-05-28 02:17:13] [INFO ] Deduced a trap composed of 41 places in 26 ms of which 1 ms to minimize.
[2024-05-28 02:17:13] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 0 ms to minimize.
[2024-05-28 02:17:13] [INFO ] Deduced a trap composed of 41 places in 39 ms of which 0 ms to minimize.
[2024-05-28 02:17:14] [INFO ] Deduced a trap composed of 92 places in 209 ms of which 3 ms to minimize.
[2024-05-28 02:17:18] [INFO ] Deduced a trap composed of 306 places in 201 ms of which 3 ms to minimize.
[2024-05-28 02:17:20] [INFO ] Deduced a trap composed of 183 places in 206 ms of which 3 ms to minimize.
[2024-05-28 02:17:21] [INFO ] Deduced a trap composed of 283 places in 290 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:17:23] [INFO ] Deduced a trap composed of 187 places in 243 ms of which 3 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 1.0)
(s3 0.0)
(s4 1.0)
(s5 1.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 479/1614 variables, and 61 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1151/1151 constraints, Known Traps: 21/21 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1151 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 21/61 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:17:41] [INFO ] Deduced a trap composed of 68 places in 180 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 479/1614 variables, and 62 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1151 constraints, Known Traps: 22/22 constraints]
After SMT, in 42295ms problems are : Problem set: 0 solved, 1151 unsolved
Search for dead transitions found 0 dead transitions in 42309ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42344 ms. Remains : 481/481 places, 1153/1153 transitions.
RANDOM walk for 40000 steps (14 resets) in 363 ms. (109 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (11 resets) in 147 ms. (270 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 187144 steps, run timeout after 3001 ms. (steps per millisecond=62 ) properties seen :0 out of 1
Probabilistic random walk after 187144 steps, saw 117214 distinct states, run finished after 3001 ms. (steps per millisecond=62 ) properties seen :0
[2024-05-28 02:17:46] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:17:46] [INFO ] Invariant cache hit.
[2024-05-28 02:17:46] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 423/433 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/433 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 17/450 variables, 11/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/450 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 28/478 variables, 11/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/478 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/479 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/479 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1133/1612 variables, 479/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1612 variables, 120/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1612 variables, 0/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1614 variables, 2/642 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1614 variables, 1/643 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1614 variables, 0/643 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1614 variables, 0/643 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1614/1614 variables, and 643 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1223 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 481/481 constraints, ReadFeed: 120/120 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) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 423/433 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/433 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 17/450 variables, 11/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/450 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 28/478 variables, 11/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 02:17:48] [INFO ] Deduced a trap composed of 40 places in 154 ms of which 2 ms to minimize.
[2024-05-28 02:17:48] [INFO ] Deduced a trap composed of 40 places in 118 ms of which 2 ms to minimize.
[2024-05-28 02:17:48] [INFO ] Deduced a trap composed of 40 places in 84 ms of which 2 ms to minimize.
[2024-05-28 02:17:48] [INFO ] Deduced a trap composed of 40 places in 92 ms of which 1 ms to minimize.
[2024-05-28 02:17:48] [INFO ] Deduced a trap composed of 40 places in 71 ms of which 2 ms to minimize.
[2024-05-28 02:17:48] [INFO ] Deduced a trap composed of 40 places in 55 ms of which 1 ms to minimize.
[2024-05-28 02:17:48] [INFO ] Deduced a trap composed of 40 places in 43 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/478 variables, 7/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/478 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/479 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/479 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1133/1612 variables, 479/527 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1612 variables, 120/647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1612 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 0/648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1614 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1614 variables, 1/651 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 02:17:50] [INFO ] Deduced a trap composed of 23 places in 299 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/1614 variables, 1/652 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1614 variables, 0/652 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1614 variables, 0/652 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1614/1614 variables, and 652 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3049 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 481/481 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 8/8 constraints]
After SMT, in 4282ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 61 ms.
Support contains 10 out of 481 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 481/481 places, 1153/1153 transitions.
Applied a total of 0 rules in 25 ms. Remains 481 /481 variables (removed 0) and now considering 1153/1153 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 481/481 places, 1153/1153 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 481/481 places, 1153/1153 transitions.
Applied a total of 0 rules in 23 ms. Remains 481 /481 variables (removed 0) and now considering 1153/1153 (removed 0) transitions.
[2024-05-28 02:17:51] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:17:51] [INFO ] Invariant cache hit.
[2024-05-28 02:17:51] [INFO ] Implicit Places using invariants in 541 ms returned []
[2024-05-28 02:17:51] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:17:51] [INFO ] Invariant cache hit.
[2024-05-28 02:17:52] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:18:03] [INFO ] Implicit Places using invariants and state equation in 11827 ms returned []
Implicit Place search using SMT with State Equation took 12371 ms to find 0 implicit places.
[2024-05-28 02:18:03] [INFO ] Redundant transitions in 36 ms returned []
Running 1151 sub problems to find dead transitions.
[2024-05-28 02:18:03] [INFO ] Flow matrix only has 1133 transitions (discarded 20 similar events)
[2024-05-28 02:18:03] [INFO ] Invariant cache hit.
[2024-05-28 02:18:03] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:18:13] [INFO ] Deduced a trap composed of 40 places in 301 ms of which 4 ms to minimize.
[2024-05-28 02:18:14] [INFO ] Deduced a trap composed of 173 places in 292 ms of which 3 ms to minimize.
[2024-05-28 02:18:14] [INFO ] Deduced a trap composed of 27 places in 256 ms of which 3 ms to minimize.
[2024-05-28 02:18:14] [INFO ] Deduced a trap composed of 23 places in 255 ms of which 3 ms to minimize.
[2024-05-28 02:18:14] [INFO ] Deduced a trap composed of 42 places in 49 ms of which 1 ms to minimize.
[2024-05-28 02:18:14] [INFO ] Deduced a trap composed of 40 places in 46 ms of which 1 ms to minimize.
[2024-05-28 02:18:14] [INFO ] Deduced a trap composed of 40 places in 36 ms of which 1 ms to minimize.
[2024-05-28 02:18:14] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 1 ms to minimize.
[2024-05-28 02:18:15] [INFO ] Deduced a trap composed of 40 places in 253 ms of which 3 ms to minimize.
[2024-05-28 02:18:15] [INFO ] Deduced a trap composed of 190 places in 290 ms of which 3 ms to minimize.
[2024-05-28 02:18:15] [INFO ] Deduced a trap composed of 40 places in 237 ms of which 3 ms to minimize.
[2024-05-28 02:18:15] [INFO ] Deduced a trap composed of 158 places in 242 ms of which 3 ms to minimize.
[2024-05-28 02:18:16] [INFO ] Deduced a trap composed of 178 places in 293 ms of which 4 ms to minimize.
[2024-05-28 02:18:16] [INFO ] Deduced a trap composed of 41 places in 47 ms of which 1 ms to minimize.
[2024-05-28 02:18:16] [INFO ] Deduced a trap composed of 40 places in 44 ms of which 1 ms to minimize.
[2024-05-28 02:18:16] [INFO ] Deduced a trap composed of 41 places in 48 ms of which 1 ms to minimize.
[2024-05-28 02:18:17] [INFO ] Deduced a trap composed of 92 places in 274 ms of which 3 ms to minimize.
[2024-05-28 02:18:22] [INFO ] Deduced a trap composed of 306 places in 263 ms of which 4 ms to minimize.
[2024-05-28 02:18:24] [INFO ] Deduced a trap composed of 183 places in 319 ms of which 4 ms to minimize.
[2024-05-28 02:18:25] [INFO ] Deduced a trap composed of 283 places in 269 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:18:26] [INFO ] Deduced a trap composed of 187 places in 296 ms of which 4 ms to minimize.
[2024-05-28 02:18:31] [INFO ] Deduced a trap composed of 83 places in 165 ms of which 3 ms to minimize.
[2024-05-28 02:18:35] [INFO ] Deduced a trap composed of 175 places in 227 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 479/1614 variables, and 63 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1151/1151 constraints, Known Traps: 23/23 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1151 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/479 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/479 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 23/63 constraints. Problems are: Problem set: 0 solved, 1151 unsolved
[2024-05-28 02:19:01] [INFO ] Deduced a trap composed of 67 places in 195 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 479/1614 variables, and 64 constraints, problems are : Problem set: 0 solved, 1151 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/481 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1151 constraints, Known Traps: 24/24 constraints]
After SMT, in 62436ms problems are : Problem set: 0 solved, 1151 unsolved
Search for dead transitions found 0 dead transitions in 62451ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74898 ms. Remains : 481/481 places, 1153/1153 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for PolyORBLF-PT-S02J04T10-UpperBounds-06 in 649067 ms.
Starting property specific reduction for PolyORBLF-PT-S02J04T10-UpperBounds-08
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[3]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[3]
[2024-05-28 02:19:05] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
// Phase 1: matrix 1143 rows 491 cols
[2024-05-28 02:19:05] [INFO ] Computed 42 invariants in 16 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[3]
RANDOM walk for 10000 steps (4 resets) in 63 ms. (156 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 29 ms. (333 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[3]
[2024-05-28 02:19:06] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 02:19:06] [INFO ] Invariant cache hit.
[2024-05-28 02:19:06] [INFO ] [Real]Absence check using 12 positive place invariants in 6 ms returned sat
[2024-05-28 02:19:06] [INFO ] [Real]Absence check using 12 positive and 30 generalized place invariants in 23 ms returned sat
[2024-05-28 02:19:06] [INFO ] [Real]Absence check using state equation in 749 ms returned sat
[2024-05-28 02:19:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 02:19:06] [INFO ] [Nat]Absence check using 12 positive place invariants in 5 ms returned sat
[2024-05-28 02:19:06] [INFO ] [Nat]Absence check using 12 positive and 30 generalized place invariants in 19 ms returned sat
[2024-05-28 02:19:08] [INFO ] [Nat]Absence check using state equation in 1893 ms returned sat
[2024-05-28 02:19:08] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:19:09] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-28 02:19:09] [INFO ] [Nat]Added 120 Read/Feed constraints in 1016 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[3]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[3]
Support contains 1 out of 491 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 1163/1163 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 491 transition count 1153
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 481 transition count 1153
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 40 place count 471 transition count 1143
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 50 place count 471 transition count 1133
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 60 place count 461 transition count 1133
Applied a total of 60 rules in 58 ms. Remains 461 /491 variables (removed 30) and now considering 1133/1163 (removed 30) transitions.
Running 1131 sub problems to find dead transitions.
[2024-05-28 02:19:09] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
// Phase 1: matrix 1113 rows 461 cols
[2024-05-28 02:19:09] [INFO ] Computed 42 invariants in 20 ms
[2024-05-28 02:19:10] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/459 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/459 variables, 25/40 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
[2024-05-28 02:19:19] [INFO ] Deduced a trap composed of 39 places in 129 ms of which 2 ms to minimize.
[2024-05-28 02:19:19] [INFO ] Deduced a trap composed of 38 places in 74 ms of which 1 ms to minimize.
[2024-05-28 02:19:19] [INFO ] Deduced a trap composed of 38 places in 67 ms of which 1 ms to minimize.
[2024-05-28 02:19:19] [INFO ] Deduced a trap composed of 38 places in 56 ms of which 1 ms to minimize.
[2024-05-28 02:19:20] [INFO ] Deduced a trap composed of 38 places in 55 ms of which 1 ms to minimize.
[2024-05-28 02:19:20] [INFO ] Deduced a trap composed of 38 places in 56 ms of which 1 ms to minimize.
[2024-05-28 02:19:20] [INFO ] Deduced a trap composed of 38 places in 55 ms of which 0 ms to minimize.
[2024-05-28 02:19:20] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 0 ms to minimize.
[2024-05-28 02:19:20] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 0 ms to minimize.
[2024-05-28 02:19:20] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 0 ms to minimize.
[2024-05-28 02:19:21] [INFO ] Deduced a trap composed of 95 places in 300 ms of which 4 ms to minimize.
[2024-05-28 02:19:23] [INFO ] Deduced a trap composed of 167 places in 227 ms of which 2 ms to minimize.
[2024-05-28 02:19:23] [INFO ] Deduced a trap composed of 287 places in 222 ms of which 3 ms to minimize.
[2024-05-28 02:19:23] [INFO ] Deduced a trap composed of 274 places in 220 ms of which 2 ms to minimize.
[2024-05-28 02:19:24] [INFO ] Deduced a trap composed of 23 places in 174 ms of which 2 ms to minimize.
[2024-05-28 02:19:28] [INFO ] Deduced a trap composed of 204 places in 247 ms of which 4 ms to minimize.
[2024-05-28 02:19:28] [INFO ] Deduced a trap composed of 194 places in 287 ms of which 3 ms to minimize.
[2024-05-28 02:19:29] [INFO ] Deduced a trap composed of 261 places in 224 ms of which 3 ms to minimize.
[2024-05-28 02:19:29] [INFO ] Deduced a trap composed of 51 places in 114 ms of which 2 ms to minimize.
[2024-05-28 02:19:29] [INFO ] Deduced a trap composed of 185 places in 211 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/459 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 459/1574 variables, and 60 constraints, problems are : Problem set: 0 solved, 1131 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/461 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1131/1131 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/459 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/459 variables, 25/40 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/459 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
[2024-05-28 02:19:42] [INFO ] Deduced a trap composed of 187 places in 467 ms of which 3 ms to minimize.
[2024-05-28 02:19:43] [INFO ] Deduced a trap composed of 190 places in 273 ms of which 3 ms to minimize.
[2024-05-28 02:19:43] [INFO ] Deduced a trap composed of 180 places in 236 ms of which 3 ms to minimize.
[2024-05-28 02:19:43] [INFO ] Deduced a trap composed of 167 places in 265 ms of which 3 ms to minimize.
[2024-05-28 02:19:45] [INFO ] Deduced a trap composed of 82 places in 154 ms of which 2 ms to minimize.
[2024-05-28 02:19:45] [INFO ] Deduced a trap composed of 214 places in 343 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 459/1574 variables, and 66 constraints, problems are : Problem set: 0 solved, 1131 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/461 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1131 constraints, Known Traps: 26/26 constraints]
After SMT, in 42724ms problems are : Problem set: 0 solved, 1131 unsolved
Search for dead transitions found 0 dead transitions in 42735ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42796 ms. Remains : 461/491 places, 1133/1163 transitions.
[2024-05-28 02:19:52] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2024-05-28 02:19:52] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[3]
RANDOM walk for 1000000 steps (350 resets) in 5667 ms. (176 steps per ms)
BEST_FIRST walk for 1000001 steps (160 resets) in 2355 ms. (424 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[3]
[2024-05-28 02:20:00] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2024-05-28 02:20:00] [INFO ] Invariant cache hit.
[2024-05-28 02:20:00] [INFO ] [Real]Absence check using 15 positive place invariants in 10 ms returned sat
[2024-05-28 02:20:00] [INFO ] [Real]Absence check using 15 positive and 27 generalized place invariants in 18 ms returned sat
[2024-05-28 02:20:01] [INFO ] [Real]Absence check using state equation in 509 ms returned sat
[2024-05-28 02:20:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 02:20:01] [INFO ] [Nat]Absence check using 15 positive place invariants in 8 ms returned sat
[2024-05-28 02:20:01] [INFO ] [Nat]Absence check using 15 positive and 27 generalized place invariants in 14 ms returned sat
[2024-05-28 02:20:04] [INFO ] [Nat]Absence check using state equation in 2773 ms returned sat
[2024-05-28 02:20:04] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:20:05] [INFO ] [Nat]Added 120 Read/Feed constraints in 1249 ms returned sat
[2024-05-28 02:20:05] [INFO ] Computed and/alt/rep : 361/810/351 causal constraints (skipped 760 transitions) in 77 ms.
[2024-05-28 02:20:05] [INFO ] Added : 20 causal constraints over 4 iterations in 415 ms. Result :sat
Minimization took 5070 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[3]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[3]
Support contains 1 out of 461 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 461/461 places, 1133/1133 transitions.
Applied a total of 0 rules in 47 ms. Remains 461 /461 variables (removed 0) and now considering 1133/1133 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 461/461 places, 1133/1133 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 461/461 places, 1133/1133 transitions.
Applied a total of 0 rules in 39 ms. Remains 461 /461 variables (removed 0) and now considering 1133/1133 (removed 0) transitions.
[2024-05-28 02:20:11] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2024-05-28 02:20:11] [INFO ] Invariant cache hit.
[2024-05-28 02:20:11] [INFO ] Implicit Places using invariants in 633 ms returned []
[2024-05-28 02:20:11] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2024-05-28 02:20:11] [INFO ] Invariant cache hit.
[2024-05-28 02:20:12] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:20:22] [INFO ] Implicit Places using invariants and state equation in 10677 ms returned []
Implicit Place search using SMT with State Equation took 11312 ms to find 0 implicit places.
[2024-05-28 02:20:22] [INFO ] Redundant transitions in 14 ms returned []
Running 1131 sub problems to find dead transitions.
[2024-05-28 02:20:22] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2024-05-28 02:20:22] [INFO ] Invariant cache hit.
[2024-05-28 02:20:22] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/459 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/459 variables, 25/40 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
[2024-05-28 02:20:31] [INFO ] Deduced a trap composed of 38 places in 60 ms of which 1 ms to minimize.
[2024-05-28 02:20:31] [INFO ] Deduced a trap composed of 39 places in 72 ms of which 1 ms to minimize.
[2024-05-28 02:20:31] [INFO ] Deduced a trap composed of 39 places in 62 ms of which 1 ms to minimize.
[2024-05-28 02:20:31] [INFO ] Deduced a trap composed of 38 places in 59 ms of which 1 ms to minimize.
[2024-05-28 02:20:32] [INFO ] Deduced a trap composed of 38 places in 60 ms of which 0 ms to minimize.
[2024-05-28 02:20:32] [INFO ] Deduced a trap composed of 38 places in 81 ms of which 1 ms to minimize.
[2024-05-28 02:20:32] [INFO ] Deduced a trap composed of 38 places in 84 ms of which 1 ms to minimize.
[2024-05-28 02:20:32] [INFO ] Deduced a trap composed of 38 places in 66 ms of which 1 ms to minimize.
[2024-05-28 02:20:32] [INFO ] Deduced a trap composed of 39 places in 49 ms of which 0 ms to minimize.
[2024-05-28 02:20:32] [INFO ] Deduced a trap composed of 38 places in 54 ms of which 1 ms to minimize.
[2024-05-28 02:20:32] [INFO ] Deduced a trap composed of 29 places in 156 ms of which 2 ms to minimize.
[2024-05-28 02:20:33] [INFO ] Deduced a trap composed of 79 places in 230 ms of which 2 ms to minimize.
[2024-05-28 02:20:35] [INFO ] Deduced a trap composed of 174 places in 208 ms of which 2 ms to minimize.
[2024-05-28 02:20:36] [INFO ] Deduced a trap composed of 186 places in 206 ms of which 2 ms to minimize.
[2024-05-28 02:20:37] [INFO ] Deduced a trap composed of 270 places in 203 ms of which 2 ms to minimize.
[2024-05-28 02:20:39] [INFO ] Deduced a trap composed of 169 places in 212 ms of which 2 ms to minimize.
[2024-05-28 02:20:39] [INFO ] Deduced a trap composed of 167 places in 230 ms of which 3 ms to minimize.
[2024-05-28 02:20:39] [INFO ] Deduced a trap composed of 176 places in 208 ms of which 2 ms to minimize.
[2024-05-28 02:20:39] [INFO ] Deduced a trap composed of 167 places in 193 ms of which 3 ms to minimize.
[2024-05-28 02:20:40] [INFO ] Deduced a trap composed of 174 places in 215 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/459 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
[2024-05-28 02:20:46] [INFO ] Deduced a trap composed of 222 places in 246 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/459 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 459/1574 variables, and 61 constraints, problems are : Problem set: 0 solved, 1131 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/461 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1131/1131 constraints, Known Traps: 21/21 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/459 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/459 variables, 25/40 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/459 variables, 21/61 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
[2024-05-28 02:21:00] [INFO ] Deduced a trap composed of 38 places in 226 ms of which 2 ms to minimize.
[2024-05-28 02:21:01] [INFO ] Deduced a trap composed of 70 places in 142 ms of which 2 ms to minimize.
[2024-05-28 02:21:02] [INFO ] Deduced a trap composed of 42 places in 86 ms of which 1 ms to minimize.
[2024-05-28 02:21:10] [INFO ] Deduced a trap composed of 66 places in 279 ms of which 3 ms to minimize.
[2024-05-28 02:21:11] [INFO ] Deduced a trap composed of 153 places in 179 ms of which 2 ms to minimize.
[2024-05-28 02:21:12] [INFO ] Deduced a trap composed of 233 places in 206 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/459 variables, 6/67 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 459/1574 variables, and 67 constraints, problems are : Problem set: 0 solved, 1131 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/461 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1131 constraints, Known Traps: 27/27 constraints]
After SMT, in 61954ms problems are : Problem set: 0 solved, 1131 unsolved
Search for dead transitions found 0 dead transitions in 61964ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73343 ms. Remains : 461/461 places, 1133/1133 transitions.
RANDOM walk for 40000 steps (13 resets) in 482 ms. (82 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 216 ms. (184 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 293 ms. (136 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 141673 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 2
Probabilistic random walk after 141673 steps, saw 90103 distinct states, run finished after 3001 ms. (steps per millisecond=47 ) properties seen :0
[2024-05-28 02:21:27] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2024-05-28 02:21:27] [INFO ] Invariant cache hit.
[2024-05-28 02:21:27] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 78/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/81 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 327/408 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/408 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 10/418 variables, 8/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/418 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 40/458 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-28 02:21:28] [INFO ] Deduced a trap composed of 39 places in 217 ms of which 4 ms to minimize.
[2024-05-28 02:21:28] [INFO ] Deduced a trap composed of 38 places in 181 ms of which 4 ms to minimize.
[2024-05-28 02:21:28] [INFO ] Deduced a trap composed of 39 places in 145 ms of which 2 ms to minimize.
[2024-05-28 02:21:28] [INFO ] Deduced a trap composed of 39 places in 114 ms of which 2 ms to minimize.
[2024-05-28 02:21:29] [INFO ] Deduced a trap composed of 38 places in 255 ms of which 1 ms to minimize.
[2024-05-28 02:21:29] [INFO ] Deduced a trap composed of 38 places in 62 ms of which 1 ms to minimize.
[2024-05-28 02:21:29] [INFO ] Deduced a trap composed of 38 places in 62 ms of which 2 ms to minimize.
[2024-05-28 02:21:29] [INFO ] Deduced a trap composed of 38 places in 38 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 1/459 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/459 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1113/1572 variables, 459/508 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/1572 variables, 120/628 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1572 variables, 0/628 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/1574 variables, 2/630 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1574 variables, 1/631 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1574 variables, 0/631 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1574 variables, 0/631 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1574/1574 variables, and 631 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2938 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 461/461 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 78/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/81 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 327/408 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-28 02:21:31] [INFO ] Deduced a trap composed of 223 places in 257 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/408 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/408 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 10/418 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/418 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 40/458 variables, 19/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 8/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-28 02:21:31] [INFO ] Deduced a trap composed of 38 places in 246 ms of which 3 ms to minimize.
[2024-05-28 02:21:31] [INFO ] Deduced a trap composed of 230 places in 240 ms of which 3 ms to minimize.
[2024-05-28 02:21:31] [INFO ] Deduced a trap composed of 174 places in 204 ms of which 3 ms to minimize.
[2024-05-28 02:21:32] [INFO ] Deduced a trap composed of 236 places in 212 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/458 variables, 4/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/458 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1/459 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/459 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 1113/1572 variables, 459/513 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1572/1574 variables, and 633 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3390 ms.
Refiners :[Positive P Invariants (semi-flows): 14/15 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 459/461 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 13/13 constraints]
After SMT, in 6360ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 180 ms.
Support contains 1 out of 461 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 461/461 places, 1133/1133 transitions.
Applied a total of 0 rules in 17 ms. Remains 461 /461 variables (removed 0) and now considering 1133/1133 (removed 0) transitions.
Running 1131 sub problems to find dead transitions.
[2024-05-28 02:21:34] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2024-05-28 02:21:34] [INFO ] Invariant cache hit.
[2024-05-28 02:21:34] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/459 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/459 variables, 25/40 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
[2024-05-28 02:21:44] [INFO ] Deduced a trap composed of 38 places in 108 ms of which 2 ms to minimize.
[2024-05-28 02:21:45] [INFO ] Deduced a trap composed of 39 places in 118 ms of which 1 ms to minimize.
[2024-05-28 02:21:45] [INFO ] Deduced a trap composed of 39 places in 74 ms of which 1 ms to minimize.
[2024-05-28 02:21:45] [INFO ] Deduced a trap composed of 38 places in 54 ms of which 1 ms to minimize.
[2024-05-28 02:21:45] [INFO ] Deduced a trap composed of 38 places in 60 ms of which 18 ms to minimize.
[2024-05-28 02:21:45] [INFO ] Deduced a trap composed of 38 places in 88 ms of which 2 ms to minimize.
[2024-05-28 02:21:45] [INFO ] Deduced a trap composed of 38 places in 83 ms of which 1 ms to minimize.
[2024-05-28 02:21:45] [INFO ] Deduced a trap composed of 38 places in 67 ms of which 2 ms to minimize.
[2024-05-28 02:21:45] [INFO ] Deduced a trap composed of 39 places in 52 ms of which 1 ms to minimize.
[2024-05-28 02:21:45] [INFO ] Deduced a trap composed of 38 places in 53 ms of which 1 ms to minimize.
[2024-05-28 02:21:46] [INFO ] Deduced a trap composed of 29 places in 200 ms of which 2 ms to minimize.
[2024-05-28 02:21:46] [INFO ] Deduced a trap composed of 79 places in 237 ms of which 3 ms to minimize.
[2024-05-28 02:21:48] [INFO ] Deduced a trap composed of 174 places in 222 ms of which 3 ms to minimize.
[2024-05-28 02:21:49] [INFO ] Deduced a trap composed of 186 places in 199 ms of which 2 ms to minimize.
[2024-05-28 02:21:50] [INFO ] Deduced a trap composed of 270 places in 179 ms of which 2 ms to minimize.
[2024-05-28 02:21:52] [INFO ] Deduced a trap composed of 169 places in 231 ms of which 3 ms to minimize.
[2024-05-28 02:21:52] [INFO ] Deduced a trap composed of 167 places in 215 ms of which 2 ms to minimize.
[2024-05-28 02:21:53] [INFO ] Deduced a trap composed of 176 places in 219 ms of which 2 ms to minimize.
[2024-05-28 02:21:53] [INFO ] Deduced a trap composed of 167 places in 217 ms of which 3 ms to minimize.
[2024-05-28 02:21:53] [INFO ] Deduced a trap composed of 174 places in 228 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/459 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 459/1574 variables, and 60 constraints, problems are : Problem set: 0 solved, 1131 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/461 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1131/1131 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/459 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/459 variables, 25/40 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/459 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
[2024-05-28 02:22:00] [INFO ] Deduced a trap composed of 86 places in 146 ms of which 2 ms to minimize.
[2024-05-28 02:22:01] [INFO ] Deduced a trap composed of 164 places in 134 ms of which 1 ms to minimize.
[2024-05-28 02:22:01] [INFO ] Deduced a trap composed of 39 places in 116 ms of which 2 ms to minimize.
[2024-05-28 02:22:01] [INFO ] Deduced a trap composed of 174 places in 276 ms of which 2 ms to minimize.
[2024-05-28 02:22:02] [INFO ] Deduced a trap composed of 273 places in 254 ms of which 2 ms to minimize.
[2024-05-28 02:22:02] [INFO ] Deduced a trap composed of 222 places in 244 ms of which 2 ms to minimize.
[2024-05-28 02:22:02] [INFO ] Deduced a trap composed of 79 places in 147 ms of which 2 ms to minimize.
[2024-05-28 02:22:06] [INFO ] Deduced a trap composed of 58 places in 146 ms of which 2 ms to minimize.
[2024-05-28 02:22:06] [INFO ] Deduced a trap composed of 81 places in 151 ms of which 1 ms to minimize.
[2024-05-28 02:22:06] [INFO ] Deduced a trap composed of 67 places in 126 ms of which 2 ms to minimize.
[2024-05-28 02:22:12] [INFO ] Deduced a trap composed of 157 places in 264 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 459/1574 variables, and 71 constraints, problems are : Problem set: 0 solved, 1131 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/461 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1131 constraints, Known Traps: 31/31 constraints]
After SMT, in 41965ms problems are : Problem set: 0 solved, 1131 unsolved
Search for dead transitions found 0 dead transitions in 41975ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41995 ms. Remains : 461/461 places, 1133/1133 transitions.
RANDOM walk for 40001 steps (18 resets) in 664 ms. (60 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 274 ms. (145 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 316 ms. (126 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 104416 steps, run timeout after 3001 ms. (steps per millisecond=34 ) properties seen :0 out of 2
Probabilistic random walk after 104416 steps, saw 67337 distinct states, run finished after 3002 ms. (steps per millisecond=34 ) properties seen :0
[2024-05-28 02:22:19] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2024-05-28 02:22:19] [INFO ] Invariant cache hit.
[2024-05-28 02:22:19] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 78/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/81 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 327/408 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/408 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 10/418 variables, 8/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/418 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 40/458 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-28 02:22:20] [INFO ] Deduced a trap composed of 39 places in 146 ms of which 2 ms to minimize.
[2024-05-28 02:22:20] [INFO ] Deduced a trap composed of 38 places in 156 ms of which 2 ms to minimize.
[2024-05-28 02:22:20] [INFO ] Deduced a trap composed of 39 places in 108 ms of which 2 ms to minimize.
[2024-05-28 02:22:20] [INFO ] Deduced a trap composed of 39 places in 96 ms of which 1 ms to minimize.
[2024-05-28 02:22:20] [INFO ] Deduced a trap composed of 38 places in 88 ms of which 1 ms to minimize.
[2024-05-28 02:22:20] [INFO ] Deduced a trap composed of 38 places in 63 ms of which 1 ms to minimize.
[2024-05-28 02:22:20] [INFO ] Deduced a trap composed of 38 places in 63 ms of which 1 ms to minimize.
[2024-05-28 02:22:20] [INFO ] Deduced a trap composed of 38 places in 43 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 1/459 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/459 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1113/1572 variables, 459/508 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/1572 variables, 120/628 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1572 variables, 0/628 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/1574 variables, 2/630 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1574 variables, 1/631 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1574 variables, 0/631 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1574 variables, 0/631 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1574/1574 variables, and 631 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2715 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 461/461 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 78/79 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/81 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 327/408 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-28 02:22:22] [INFO ] Deduced a trap composed of 223 places in 252 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/408 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/408 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 10/418 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/418 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 40/458 variables, 19/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 8/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-28 02:22:23] [INFO ] Deduced a trap composed of 38 places in 280 ms of which 3 ms to minimize.
[2024-05-28 02:22:23] [INFO ] Deduced a trap composed of 230 places in 316 ms of which 3 ms to minimize.
[2024-05-28 02:22:23] [INFO ] Deduced a trap composed of 174 places in 262 ms of which 2 ms to minimize.
[2024-05-28 02:22:24] [INFO ] Deduced a trap composed of 236 places in 278 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/458 variables, 4/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/458 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1/459 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/459 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 1113/1572 variables, 459/513 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1572 variables, 120/633 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1572 variables, 2/635 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1572 variables, 0/635 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 2/1574 variables, 2/637 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1574 variables, 1/638 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1574 variables, 0/638 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/1574 variables, 0/638 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1574/1574 variables, and 638 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3762 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 461/461 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 13/13 constraints]
After SMT, in 6497ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 651 ms.
Support contains 1 out of 461 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 461/461 places, 1133/1133 transitions.
Applied a total of 0 rules in 25 ms. Remains 461 /461 variables (removed 0) and now considering 1133/1133 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 461/461 places, 1133/1133 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 461/461 places, 1133/1133 transitions.
Applied a total of 0 rules in 24 ms. Remains 461 /461 variables (removed 0) and now considering 1133/1133 (removed 0) transitions.
[2024-05-28 02:22:27] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2024-05-28 02:22:27] [INFO ] Invariant cache hit.
[2024-05-28 02:22:27] [INFO ] Implicit Places using invariants in 484 ms returned []
[2024-05-28 02:22:27] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2024-05-28 02:22:27] [INFO ] Invariant cache hit.
[2024-05-28 02:22:28] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:22:38] [INFO ] Implicit Places using invariants and state equation in 10855 ms returned []
Implicit Place search using SMT with State Equation took 11342 ms to find 0 implicit places.
[2024-05-28 02:22:38] [INFO ] Redundant transitions in 39 ms returned []
Running 1131 sub problems to find dead transitions.
[2024-05-28 02:22:38] [INFO ] Flow matrix only has 1113 transitions (discarded 20 similar events)
[2024-05-28 02:22:38] [INFO ] Invariant cache hit.
[2024-05-28 02:22:38] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/459 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/459 variables, 25/40 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
[2024-05-28 02:22:48] [INFO ] Deduced a trap composed of 38 places in 87 ms of which 2 ms to minimize.
[2024-05-28 02:22:48] [INFO ] Deduced a trap composed of 39 places in 67 ms of which 1 ms to minimize.
[2024-05-28 02:22:49] [INFO ] Deduced a trap composed of 39 places in 59 ms of which 1 ms to minimize.
[2024-05-28 02:22:49] [INFO ] Deduced a trap composed of 38 places in 50 ms of which 1 ms to minimize.
[2024-05-28 02:22:49] [INFO ] Deduced a trap composed of 38 places in 48 ms of which 1 ms to minimize.
[2024-05-28 02:22:49] [INFO ] Deduced a trap composed of 38 places in 90 ms of which 2 ms to minimize.
[2024-05-28 02:22:49] [INFO ] Deduced a trap composed of 38 places in 86 ms of which 1 ms to minimize.
[2024-05-28 02:22:49] [INFO ] Deduced a trap composed of 38 places in 56 ms of which 1 ms to minimize.
[2024-05-28 02:22:49] [INFO ] Deduced a trap composed of 39 places in 48 ms of which 1 ms to minimize.
[2024-05-28 02:22:49] [INFO ] Deduced a trap composed of 38 places in 37 ms of which 0 ms to minimize.
[2024-05-28 02:22:50] [INFO ] Deduced a trap composed of 29 places in 186 ms of which 2 ms to minimize.
[2024-05-28 02:22:50] [INFO ] Deduced a trap composed of 79 places in 254 ms of which 3 ms to minimize.
[2024-05-28 02:22:52] [INFO ] Deduced a trap composed of 174 places in 287 ms of which 4 ms to minimize.
[2024-05-28 02:22:53] [INFO ] Deduced a trap composed of 186 places in 261 ms of which 3 ms to minimize.
[2024-05-28 02:22:54] [INFO ] Deduced a trap composed of 270 places in 269 ms of which 4 ms to minimize.
[2024-05-28 02:22:57] [INFO ] Deduced a trap composed of 169 places in 229 ms of which 3 ms to minimize.
[2024-05-28 02:22:57] [INFO ] Deduced a trap composed of 167 places in 214 ms of which 2 ms to minimize.
[2024-05-28 02:22:57] [INFO ] Deduced a trap composed of 176 places in 221 ms of which 2 ms to minimize.
[2024-05-28 02:22:57] [INFO ] Deduced a trap composed of 167 places in 208 ms of which 3 ms to minimize.
[2024-05-28 02:22:58] [INFO ] Deduced a trap composed of 174 places in 205 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/459 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
[2024-05-28 02:23:05] [INFO ] Deduced a trap composed of 222 places in 272 ms of which 4 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/459 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 459/1574 variables, and 61 constraints, problems are : Problem set: 0 solved, 1131 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/461 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1131/1131 constraints, Known Traps: 21/21 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/459 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/459 variables, 25/40 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/459 variables, 21/61 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
[2024-05-28 02:23:17] [INFO ] Deduced a trap composed of 38 places in 260 ms of which 3 ms to minimize.
[2024-05-28 02:23:17] [INFO ] Deduced a trap composed of 70 places in 182 ms of which 3 ms to minimize.
[2024-05-28 02:23:19] [INFO ] Deduced a trap composed of 42 places in 93 ms of which 2 ms to minimize.
[2024-05-28 02:23:28] [INFO ] Deduced a trap composed of 66 places in 267 ms of which 4 ms to minimize.
[2024-05-28 02:23:29] [INFO ] Deduced a trap composed of 153 places in 307 ms of which 4 ms to minimize.
[2024-05-28 02:23:31] [INFO ] Deduced a trap composed of 233 places in 301 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/459 variables, 6/67 constraints. Problems are: Problem set: 0 solved, 1131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 459/1574 variables, and 67 constraints, problems are : Problem set: 0 solved, 1131 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/461 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1131 constraints, Known Traps: 27/27 constraints]
After SMT, in 62908ms problems are : Problem set: 0 solved, 1131 unsolved
Search for dead transitions found 0 dead transitions in 62930ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74348 ms. Remains : 461/461 places, 1133/1133 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[3]
Ending property specific reduction for PolyORBLF-PT-S02J04T10-UpperBounds-08 in 275433 ms.
Starting property specific reduction for PolyORBLF-PT-S02J04T10-UpperBounds-09
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-28 02:23:41] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
// Phase 1: matrix 1143 rows 491 cols
[2024-05-28 02:23:41] [INFO ] Computed 42 invariants in 15 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (8 resets) in 86 ms. (114 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 31 ms. (312 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-28 02:23:41] [INFO ] Flow matrix only has 1143 transitions (discarded 20 similar events)
[2024-05-28 02:23:41] [INFO ] Invariant cache hit.
[2024-05-28 02:23:41] [INFO ] [Real]Absence check using 12 positive place invariants in 6 ms returned sat
[2024-05-28 02:23:41] [INFO ] [Real]Absence check using 12 positive and 30 generalized place invariants in 21 ms returned sat
[2024-05-28 02:23:42] [INFO ] [Real]Absence check using state equation in 483 ms returned sat
[2024-05-28 02:23:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 02:23:42] [INFO ] [Nat]Absence check using 12 positive place invariants in 5 ms returned sat
[2024-05-28 02:23:42] [INFO ] [Nat]Absence check using 12 positive and 30 generalized place invariants in 20 ms returned sat
[2024-05-28 02:23:42] [INFO ] [Nat]Absence check using state equation in 736 ms returned sat
[2024-05-28 02:23:42] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:23:43] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-28 02:23:43] [INFO ] [Nat]Added 120 Read/Feed constraints in 978 ms returned sat
[2024-05-28 02:23:44] [INFO ] Deduced a trap composed of 183 places in 286 ms of which 4 ms to minimize.
[2024-05-28 02:23:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 401 ms
[2024-05-28 02:23:44] [INFO ] Computed and/alt/rep : 471/1030/461 causal constraints (skipped 680 transitions) in 86 ms.
[2024-05-28 02:23:45] [INFO ] Added : 55 causal constraints over 11 iterations in 1000 ms. Result :sat
Minimization took 550 ms.
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 491 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 1163/1163 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 491 transition count 1154
Reduce places removed 9 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 10 rules applied. Total rules applied 19 place count 482 transition count 1153
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 20 place count 481 transition count 1153
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 2 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 38 place count 472 transition count 1144
Free-agglomeration rule (complex) applied 9 times.
Iterating global reduction 3 with 9 rules applied. Total rules applied 47 place count 472 transition count 1135
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 56 place count 463 transition count 1135
Applied a total of 56 rules in 93 ms. Remains 463 /491 variables (removed 28) and now considering 1135/1163 (removed 28) transitions.
Running 1133 sub problems to find dead transitions.
[2024-05-28 02:23:45] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
// Phase 1: matrix 1115 rows 463 cols
[2024-05-28 02:23:46] [INFO ] Computed 42 invariants in 24 ms
[2024-05-28 02:23:46] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/461 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/461 variables, 22/40 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
[2024-05-28 02:23:55] [INFO ] Deduced a trap composed of 68 places in 132 ms of which 1 ms to minimize.
[2024-05-28 02:23:55] [INFO ] Deduced a trap composed of 38 places in 67 ms of which 1 ms to minimize.
[2024-05-28 02:23:55] [INFO ] Deduced a trap composed of 38 places in 82 ms of which 1 ms to minimize.
[2024-05-28 02:23:56] [INFO ] Deduced a trap composed of 39 places in 52 ms of which 1 ms to minimize.
[2024-05-28 02:23:56] [INFO ] Deduced a trap composed of 38 places in 47 ms of which 1 ms to minimize.
[2024-05-28 02:23:56] [INFO ] Deduced a trap composed of 168 places in 221 ms of which 2 ms to minimize.
[2024-05-28 02:23:56] [INFO ] Deduced a trap composed of 38 places in 46 ms of which 0 ms to minimize.
[2024-05-28 02:23:56] [INFO ] Deduced a trap composed of 38 places in 41 ms of which 0 ms to minimize.
[2024-05-28 02:23:56] [INFO ] Deduced a trap composed of 38 places in 43 ms of which 1 ms to minimize.
[2024-05-28 02:23:56] [INFO ] Deduced a trap composed of 38 places in 40 ms of which 1 ms to minimize.
[2024-05-28 02:23:56] [INFO ] Deduced a trap composed of 38 places in 38 ms of which 0 ms to minimize.
[2024-05-28 02:23:56] [INFO ] Deduced a trap composed of 40 places in 48 ms of which 0 ms to minimize.
[2024-05-28 02:23:57] [INFO ] Deduced a trap composed of 42 places in 138 ms of which 2 ms to minimize.
[2024-05-28 02:23:57] [INFO ] Deduced a trap composed of 96 places in 215 ms of which 2 ms to minimize.
[2024-05-28 02:23:57] [INFO ] Deduced a trap composed of 98 places in 224 ms of which 2 ms to minimize.
[2024-05-28 02:23:59] [INFO ] Deduced a trap composed of 273 places in 215 ms of which 3 ms to minimize.
[2024-05-28 02:24:00] [INFO ] Deduced a trap composed of 175 places in 273 ms of which 3 ms to minimize.
[2024-05-28 02:24:01] [INFO ] Deduced a trap composed of 173 places in 222 ms of which 2 ms to minimize.
[2024-05-28 02:24:01] [INFO ] Deduced a trap composed of 160 places in 243 ms of which 2 ms to minimize.
[2024-05-28 02:24:02] [INFO ] Deduced a trap composed of 26 places in 131 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 1.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 0.0)
(s29 6.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 0.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 0.0)
(s47 0.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53 0.0)
(s54 0.0)
(s55 0.0)
(s56 0.0)
(s57 0.0)
(s58 0.0)
(s59 0.0)
(s60 1.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 0.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 1.0)
(s70 0.0)
(s71 0.0)
(s72 0.0)
(s73 0.0)
(s74 0.0)
(s75 0.0)
(s76 0.0)
(s77 1.0)
(s78 0.0)
(s79 0.0)
(s80 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 461/1578 variables, and 60 constraints, problems are : Problem set: 0 solved, 1133 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/463 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1133/1133 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1133 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/461 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/461 variables, 22/40 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
[2024-05-28 02:24:15] [INFO ] Deduced a trap composed of 58 places in 156 ms of which 3 ms to minimize.
[2024-05-28 02:24:21] [INFO ] Deduced a trap composed of 179 places in 332 ms of which 3 ms to minimize.
[2024-05-28 02:24:27] [INFO ] Deduced a trap composed of 185 places in 192 ms of which 2 ms to minimize.
[2024-05-28 02:24:27] [INFO ] Deduced a trap composed of 244 places in 252 ms of which 3 ms to minimize.
[2024-05-28 02:24:28] [INFO ] Deduced a trap composed of 195 places in 238 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 461/1578 variables, and 65 constraints, problems are : Problem set: 0 solved, 1133 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/463 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1133 constraints, Known Traps: 25/25 constraints]
After SMT, in 42359ms problems are : Problem set: 0 solved, 1133 unsolved
Search for dead transitions found 0 dead transitions in 42372ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42469 ms. Remains : 463/491 places, 1135/1163 transitions.
[2024-05-28 02:24:28] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
When looking for a positive semi flow solution, solver replied unsat
[2024-05-28 02:28:09] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
[2024-05-28 02:28:09] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[28]
RANDOM walk for 1000000 steps (331 resets) in 5352 ms. (186 steps per ms)
BEST_FIRST walk for 1000000 steps (141 resets) in 2262 ms. (441 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[28]
[2024-05-28 02:28:16] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
[2024-05-28 02:28:16] [INFO ] Invariant cache hit.
[2024-05-28 02:28:16] [INFO ] [Real]Absence check using 18 positive place invariants in 11 ms returned sat
[2024-05-28 02:28:16] [INFO ] [Real]Absence check using 18 positive and 24 generalized place invariants in 15 ms returned sat
[2024-05-28 02:28:17] [INFO ] [Real]Absence check using state equation in 820 ms returned sat
[2024-05-28 02:28:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 02:28:17] [INFO ] [Nat]Absence check using 18 positive place invariants in 9 ms returned sat
[2024-05-28 02:28:17] [INFO ] [Nat]Absence check using 18 positive and 24 generalized place invariants in 12 ms returned sat
[2024-05-28 02:28:21] [INFO ] [Nat]Absence check using state equation in 3495 ms returned sat
[2024-05-28 02:28:21] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:28:21] [INFO ] [Nat]Added 120 Read/Feed constraints in 427 ms returned sat
[2024-05-28 02:28:21] [INFO ] Computed and/alt/rep : 371/831/361 causal constraints (skipped 752 transitions) in 60 ms.
[2024-05-28 02:28:22] [INFO ] Added : 20 causal constraints over 4 iterations in 450 ms. Result :sat
Minimization took 4546 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[28]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[28]
Support contains 1 out of 463 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 463/463 places, 1135/1135 transitions.
Applied a total of 0 rules in 38 ms. Remains 463 /463 variables (removed 0) and now considering 1135/1135 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 463/463 places, 1135/1135 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 463/463 places, 1135/1135 transitions.
Applied a total of 0 rules in 29 ms. Remains 463 /463 variables (removed 0) and now considering 1135/1135 (removed 0) transitions.
[2024-05-28 02:28:26] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
[2024-05-28 02:28:26] [INFO ] Invariant cache hit.
[2024-05-28 02:28:27] [INFO ] Implicit Places using invariants in 531 ms returned []
[2024-05-28 02:28:27] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
[2024-05-28 02:28:27] [INFO ] Invariant cache hit.
[2024-05-28 02:28:27] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:28:38] [INFO ] Implicit Places using invariants and state equation in 11024 ms returned []
Implicit Place search using SMT with State Equation took 11570 ms to find 0 implicit places.
[2024-05-28 02:28:38] [INFO ] Redundant transitions in 15 ms returned []
Running 1133 sub problems to find dead transitions.
[2024-05-28 02:28:38] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
[2024-05-28 02:28:38] [INFO ] Invariant cache hit.
[2024-05-28 02:28:38] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/461 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/461 variables, 22/40 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
[2024-05-28 02:28:48] [INFO ] Deduced a trap composed of 38 places in 157 ms of which 2 ms to minimize.
[2024-05-28 02:28:48] [INFO ] Deduced a trap composed of 77 places in 145 ms of which 2 ms to minimize.
[2024-05-28 02:28:48] [INFO ] Deduced a trap composed of 38 places in 124 ms of which 2 ms to minimize.
[2024-05-28 02:28:48] [INFO ] Deduced a trap composed of 71 places in 122 ms of which 1 ms to minimize.
[2024-05-28 02:28:49] [INFO ] Deduced a trap composed of 38 places in 46 ms of which 1 ms to minimize.
[2024-05-28 02:28:49] [INFO ] Deduced a trap composed of 39 places in 50 ms of which 0 ms to minimize.
[2024-05-28 02:28:49] [INFO ] Deduced a trap composed of 40 places in 49 ms of which 1 ms to minimize.
[2024-05-28 02:28:49] [INFO ] Deduced a trap composed of 38 places in 58 ms of which 1 ms to minimize.
[2024-05-28 02:28:49] [INFO ] Deduced a trap composed of 38 places in 54 ms of which 1 ms to minimize.
[2024-05-28 02:28:49] [INFO ] Deduced a trap composed of 38 places in 36 ms of which 1 ms to minimize.
[2024-05-28 02:28:49] [INFO ] Deduced a trap composed of 182 places in 251 ms of which 3 ms to minimize.
[2024-05-28 02:28:49] [INFO ] Deduced a trap composed of 38 places in 252 ms of which 3 ms to minimize.
[2024-05-28 02:28:50] [INFO ] Deduced a trap composed of 265 places in 204 ms of which 2 ms to minimize.
[2024-05-28 02:28:50] [INFO ] Deduced a trap composed of 38 places in 48 ms of which 1 ms to minimize.
[2024-05-28 02:28:50] [INFO ] Deduced a trap composed of 33 places in 181 ms of which 2 ms to minimize.
[2024-05-28 02:28:50] [INFO ] Deduced a trap composed of 80 places in 261 ms of which 3 ms to minimize.
[2024-05-28 02:28:51] [INFO ] Deduced a trap composed of 276 places in 269 ms of which 3 ms to minimize.
[2024-05-28 02:28:52] [INFO ] Deduced a trap composed of 289 places in 247 ms of which 4 ms to minimize.
[2024-05-28 02:28:54] [INFO ] Deduced a trap composed of 37 places in 161 ms of which 2 ms to minimize.
[2024-05-28 02:28:57] [INFO ] Deduced a trap composed of 190 places in 226 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
[2024-05-28 02:29:02] [INFO ] Deduced a trap composed of 182 places in 286 ms of which 4 ms to minimize.
[2024-05-28 02:29:05] [INFO ] Deduced a trap composed of 180 places in 300 ms of which 4 ms to minimize.
[2024-05-28 02:29:06] [INFO ] Deduced a trap composed of 176 places in 283 ms of which 3 ms to minimize.
[2024-05-28 02:29:06] [INFO ] Deduced a trap composed of 173 places in 317 ms of which 4 ms to minimize.
[2024-05-28 02:29:07] [INFO ] Deduced a trap composed of 163 places in 277 ms of which 4 ms to minimize.
[2024-05-28 02:29:07] [INFO ] Deduced a trap composed of 167 places in 272 ms of which 3 ms to minimize.
[2024-05-28 02:29:08] [INFO ] Deduced a trap composed of 182 places in 321 ms of which 4 ms to minimize.
[2024-05-28 02:29:08] [INFO ] Deduced a trap composed of 210 places in 326 ms of which 3 ms to minimize.
[2024-05-28 02:29:08] [INFO ] Deduced a trap composed of 197 places in 273 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 461/1578 variables, and 69 constraints, problems are : Problem set: 0 solved, 1133 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/463 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1133/1133 constraints, Known Traps: 29/29 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1133 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/461 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/461 variables, 22/40 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 29/69 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
[2024-05-28 02:29:19] [INFO ] Deduced a trap composed of 24 places in 158 ms of which 2 ms to minimize.
[2024-05-28 02:29:19] [INFO ] Deduced a trap composed of 26 places in 130 ms of which 16 ms to minimize.
[2024-05-28 02:29:25] [INFO ] Deduced a trap composed of 175 places in 247 ms of which 3 ms to minimize.
[2024-05-28 02:29:25] [INFO ] Deduced a trap composed of 201 places in 226 ms of which 2 ms to minimize.
[2024-05-28 02:29:25] [INFO ] Deduced a trap composed of 177 places in 205 ms of which 2 ms to minimize.
[2024-05-28 02:29:29] [INFO ] Deduced a trap composed of 193 places in 278 ms of which 3 ms to minimize.
[2024-05-28 02:29:29] [INFO ] Deduced a trap composed of 195 places in 219 ms of which 3 ms to minimize.
[2024-05-28 02:29:29] [INFO ] Deduced a trap composed of 220 places in 246 ms of which 3 ms to minimize.
[2024-05-28 02:29:30] [INFO ] Deduced a trap composed of 157 places in 181 ms of which 2 ms to minimize.
[2024-05-28 02:29:30] [INFO ] Deduced a trap composed of 75 places in 179 ms of which 2 ms to minimize.
[2024-05-28 02:29:30] [INFO ] Deduced a trap composed of 162 places in 187 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/461 variables, 11/80 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 461/1578 variables, and 80 constraints, problems are : Problem set: 0 solved, 1133 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/463 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1133 constraints, Known Traps: 40/40 constraints]
After SMT, in 62036ms problems are : Problem set: 0 solved, 1133 unsolved
Search for dead transitions found 0 dead transitions in 62046ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73678 ms. Remains : 463/463 places, 1135/1135 transitions.
RANDOM walk for 40000 steps (13 resets) in 499 ms. (80 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 303 ms. (131 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 278 ms. (143 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 142899 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 2
Probabilistic random walk after 142899 steps, saw 90786 distinct states, run finished after 3002 ms. (steps per millisecond=47 ) properties seen :0
[2024-05-28 02:29:43] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
[2024-05-28 02:29:43] [INFO ] Invariant cache hit.
[2024-05-28 02:29:43] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 184/188 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 98/286 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 7/293 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/293 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 9 (OVERLAPS) 162/455 variables, 22/35 constraints. Problems are: Problem set: 1 solved, 1 unsolved
[2024-05-28 02:29:44] [INFO ] Deduced a trap composed of 39 places in 146 ms of which 2 ms to minimize.
[2024-05-28 02:29:44] [INFO ] Deduced a trap composed of 38 places in 133 ms of which 2 ms to minimize.
[2024-05-28 02:29:44] [INFO ] Deduced a trap composed of 38 places in 120 ms of which 1 ms to minimize.
[2024-05-28 02:29:44] [INFO ] Deduced a trap composed of 38 places in 106 ms of which 2 ms to minimize.
[2024-05-28 02:29:44] [INFO ] Deduced a trap composed of 38 places in 85 ms of which 1 ms to minimize.
[2024-05-28 02:29:44] [INFO ] Deduced a trap composed of 38 places in 75 ms of which 1 ms to minimize.
[2024-05-28 02:29:45] [INFO ] Deduced a trap composed of 38 places in 50 ms of which 1 ms to minimize.
[2024-05-28 02:29:45] [INFO ] Deduced a trap composed of 38 places in 49 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/455 variables, 8/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/455 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 5/460 variables, 5/48 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/460 variables, 0/48 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/461 variables, 1/49 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/461 variables, 0/49 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1115/1576 variables, 461/510 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1576 variables, 120/630 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (INCLUDED_ONLY) 0/1576 variables, 0/630 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/1578 variables, 2/632 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1578 variables, 1/633 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1578 variables, 0/633 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1578 variables, 0/633 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1578/1578 variables, and 633 constraints, problems are : Problem set: 1 solved, 1 unsolved in 2232 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 463/463 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 184/188 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 98/286 variables, 7/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/293 variables, 4/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/293 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 162/455 variables, 22/35 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/455 variables, 8/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
[2024-05-28 02:29:46] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/455 variables, 1/44 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/455 variables, 0/44 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 5/460 variables, 5/49 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/460 variables, 0/49 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/461 variables, 1/50 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/461 variables, 0/50 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1576/1578 variables, and 511 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1592 ms.
Refiners :[Positive P Invariants (semi-flows): 17/18 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 461/463 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 9/9 constraints]
After SMT, in 3845ms problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 463 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 463/463 places, 1135/1135 transitions.
Applied a total of 0 rules in 36 ms. Remains 463 /463 variables (removed 0) and now considering 1135/1135 (removed 0) transitions.
Running 1133 sub problems to find dead transitions.
[2024-05-28 02:29:47] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
[2024-05-28 02:29:47] [INFO ] Invariant cache hit.
[2024-05-28 02:29:47] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/461 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/461 variables, 22/40 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
[2024-05-28 02:29:57] [INFO ] Deduced a trap composed of 38 places in 176 ms of which 3 ms to minimize.
[2024-05-28 02:29:57] [INFO ] Deduced a trap composed of 77 places in 145 ms of which 2 ms to minimize.
[2024-05-28 02:29:57] [INFO ] Deduced a trap composed of 38 places in 140 ms of which 2 ms to minimize.
[2024-05-28 02:29:57] [INFO ] Deduced a trap composed of 71 places in 111 ms of which 1 ms to minimize.
[2024-05-28 02:29:57] [INFO ] Deduced a trap composed of 38 places in 51 ms of which 1 ms to minimize.
[2024-05-28 02:29:57] [INFO ] Deduced a trap composed of 39 places in 50 ms of which 0 ms to minimize.
[2024-05-28 02:29:57] [INFO ] Deduced a trap composed of 40 places in 40 ms of which 1 ms to minimize.
[2024-05-28 02:29:57] [INFO ] Deduced a trap composed of 38 places in 40 ms of which 1 ms to minimize.
[2024-05-28 02:29:57] [INFO ] Deduced a trap composed of 38 places in 52 ms of which 1 ms to minimize.
[2024-05-28 02:29:57] [INFO ] Deduced a trap composed of 38 places in 37 ms of which 0 ms to minimize.
[2024-05-28 02:29:58] [INFO ] Deduced a trap composed of 182 places in 418 ms of which 3 ms to minimize.
[2024-05-28 02:29:58] [INFO ] Deduced a trap composed of 38 places in 225 ms of which 3 ms to minimize.
[2024-05-28 02:29:58] [INFO ] Deduced a trap composed of 265 places in 216 ms of which 2 ms to minimize.
[2024-05-28 02:29:59] [INFO ] Deduced a trap composed of 38 places in 47 ms of which 1 ms to minimize.
[2024-05-28 02:29:59] [INFO ] Deduced a trap composed of 33 places in 207 ms of which 2 ms to minimize.
[2024-05-28 02:29:59] [INFO ] Deduced a trap composed of 80 places in 243 ms of which 3 ms to minimize.
[2024-05-28 02:30:00] [INFO ] Deduced a trap composed of 276 places in 210 ms of which 3 ms to minimize.
[2024-05-28 02:30:00] [INFO ] Deduced a trap composed of 289 places in 198 ms of which 3 ms to minimize.
[2024-05-28 02:30:02] [INFO ] Deduced a trap composed of 37 places in 108 ms of which 1 ms to minimize.
[2024-05-28 02:30:05] [INFO ] Deduced a trap composed of 190 places in 188 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 461/1578 variables, and 60 constraints, problems are : Problem set: 0 solved, 1133 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/463 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1133/1133 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1133 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/461 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/461 variables, 22/40 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
[2024-05-28 02:30:18] [INFO ] Deduced a trap composed of 168 places in 215 ms of which 3 ms to minimize.
[2024-05-28 02:30:19] [INFO ] Deduced a trap composed of 33 places in 101 ms of which 2 ms to minimize.
[2024-05-28 02:30:25] [INFO ] Deduced a trap composed of 200 places in 178 ms of which 3 ms to minimize.
[2024-05-28 02:30:25] [INFO ] Deduced a trap composed of 203 places in 230 ms of which 2 ms to minimize.
[2024-05-28 02:30:25] [INFO ] Deduced a trap composed of 206 places in 302 ms of which 3 ms to minimize.
[2024-05-28 02:30:26] [INFO ] Deduced a trap composed of 205 places in 297 ms of which 4 ms to minimize.
[2024-05-28 02:30:26] [INFO ] Deduced a trap composed of 194 places in 179 ms of which 2 ms to minimize.
[2024-05-28 02:30:26] [INFO ] Deduced a trap composed of 218 places in 307 ms of which 3 ms to minimize.
[2024-05-28 02:30:27] [INFO ] Deduced a trap composed of 205 places in 276 ms of which 3 ms to minimize.
[2024-05-28 02:30:27] [INFO ] Deduced a trap composed of 173 places in 209 ms of which 3 ms to minimize.
[2024-05-28 02:30:27] [INFO ] Deduced a trap composed of 178 places in 257 ms of which 3 ms to minimize.
[2024-05-28 02:30:28] [INFO ] Deduced a trap composed of 226 places in 277 ms of which 4 ms to minimize.
[2024-05-28 02:30:29] [INFO ] Deduced a trap composed of 188 places in 244 ms of which 2 ms to minimize.
[2024-05-28 02:30:29] [INFO ] Deduced a trap composed of 186 places in 270 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 461/1578 variables, and 74 constraints, problems are : Problem set: 0 solved, 1133 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/463 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1133 constraints, Known Traps: 34/34 constraints]
After SMT, in 41994ms problems are : Problem set: 0 solved, 1133 unsolved
Search for dead transitions found 0 dead transitions in 42011ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42052 ms. Remains : 463/463 places, 1135/1135 transitions.
RANDOM walk for 40000 steps (16 resets) in 451 ms. (88 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (11 resets) in 192 ms. (207 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 191091 steps, run timeout after 3001 ms. (steps per millisecond=63 ) properties seen :0 out of 1
Probabilistic random walk after 191091 steps, saw 119583 distinct states, run finished after 3002 ms. (steps per millisecond=63 ) properties seen :0
[2024-05-28 02:30:33] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
[2024-05-28 02:30:33] [INFO ] Invariant cache hit.
[2024-05-28 02:30:33] [INFO ] State equation strengthened by 120 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 184/188 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 98/286 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/293 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/293 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 162/455 variables, 22/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/455 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 5/460 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/460 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/461 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/461 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1115/1576 variables, 461/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1576 variables, 120/622 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1576 variables, 0/622 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/1578 variables, 2/624 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1578 variables, 1/625 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1578 variables, 0/625 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1578 variables, 0/625 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1578/1578 variables, and 625 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1238 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 463/463 constraints, ReadFeed: 120/120 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 184/188 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 98/286 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/293 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/293 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 162/455 variables, 22/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 02:30:34] [INFO ] Deduced a trap composed of 39 places in 213 ms of which 2 ms to minimize.
[2024-05-28 02:30:34] [INFO ] Deduced a trap composed of 40 places in 138 ms of which 2 ms to minimize.
[2024-05-28 02:30:34] [INFO ] Deduced a trap composed of 38 places in 116 ms of which 2 ms to minimize.
[2024-05-28 02:30:35] [INFO ] Deduced a trap composed of 38 places in 100 ms of which 1 ms to minimize.
[2024-05-28 02:30:35] [INFO ] Deduced a trap composed of 38 places in 81 ms of which 2 ms to minimize.
[2024-05-28 02:30:35] [INFO ] Deduced a trap composed of 38 places in 64 ms of which 1 ms to minimize.
[2024-05-28 02:30:35] [INFO ] Deduced a trap composed of 38 places in 52 ms of which 1 ms to minimize.
[2024-05-28 02:30:35] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/455 variables, 8/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/455 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 5/460 variables, 5/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/460 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/461 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/461 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1115/1576 variables, 461/510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1576 variables, 120/630 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1576 variables, 1/631 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1576 variables, 0/631 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 2/1578 variables, 2/633 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1578 variables, 1/634 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1578 variables, 0/634 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1578 variables, 0/634 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1578/1578 variables, and 634 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3368 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 463/463 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 8/8 constraints]
After SMT, in 4616ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 54 ms.
Support contains 1 out of 463 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 463/463 places, 1135/1135 transitions.
Applied a total of 0 rules in 22 ms. Remains 463 /463 variables (removed 0) and now considering 1135/1135 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 463/463 places, 1135/1135 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 463/463 places, 1135/1135 transitions.
Applied a total of 0 rules in 21 ms. Remains 463 /463 variables (removed 0) and now considering 1135/1135 (removed 0) transitions.
[2024-05-28 02:30:37] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
[2024-05-28 02:30:37] [INFO ] Invariant cache hit.
[2024-05-28 02:30:38] [INFO ] Implicit Places using invariants in 564 ms returned []
[2024-05-28 02:30:38] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
[2024-05-28 02:30:38] [INFO ] Invariant cache hit.
[2024-05-28 02:30:38] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-28 02:30:49] [INFO ] Implicit Places using invariants and state equation in 10631 ms returned []
Implicit Place search using SMT with State Equation took 11209 ms to find 0 implicit places.
[2024-05-28 02:30:49] [INFO ] Redundant transitions in 15 ms returned []
Running 1133 sub problems to find dead transitions.
[2024-05-28 02:30:49] [INFO ] Flow matrix only has 1115 transitions (discarded 20 similar events)
[2024-05-28 02:30:49] [INFO ] Invariant cache hit.
[2024-05-28 02:30:49] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/461 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/461 variables, 22/40 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
[2024-05-28 02:30:58] [INFO ] Deduced a trap composed of 38 places in 128 ms of which 2 ms to minimize.
[2024-05-28 02:30:58] [INFO ] Deduced a trap composed of 77 places in 103 ms of which 1 ms to minimize.
[2024-05-28 02:30:58] [INFO ] Deduced a trap composed of 38 places in 167 ms of which 3 ms to minimize.
[2024-05-28 02:30:58] [INFO ] Deduced a trap composed of 71 places in 125 ms of which 2 ms to minimize.
[2024-05-28 02:30:58] [INFO ] Deduced a trap composed of 38 places in 49 ms of which 1 ms to minimize.
[2024-05-28 02:30:59] [INFO ] Deduced a trap composed of 39 places in 49 ms of which 1 ms to minimize.
[2024-05-28 02:30:59] [INFO ] Deduced a trap composed of 40 places in 50 ms of which 0 ms to minimize.
[2024-05-28 02:30:59] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 1 ms to minimize.
[2024-05-28 02:30:59] [INFO ] Deduced a trap composed of 38 places in 45 ms of which 1 ms to minimize.
[2024-05-28 02:30:59] [INFO ] Deduced a trap composed of 38 places in 32 ms of which 1 ms to minimize.
[2024-05-28 02:30:59] [INFO ] Deduced a trap composed of 182 places in 216 ms of which 2 ms to minimize.
[2024-05-28 02:30:59] [INFO ] Deduced a trap composed of 38 places in 203 ms of which 3 ms to minimize.
[2024-05-28 02:31:00] [INFO ] Deduced a trap composed of 265 places in 203 ms of which 3 ms to minimize.
[2024-05-28 02:31:00] [INFO ] Deduced a trap composed of 38 places in 26 ms of which 1 ms to minimize.
[2024-05-28 02:31:00] [INFO ] Deduced a trap composed of 33 places in 119 ms of which 2 ms to minimize.
[2024-05-28 02:31:00] [INFO ] Deduced a trap composed of 80 places in 189 ms of which 3 ms to minimize.
[2024-05-28 02:31:01] [INFO ] Deduced a trap composed of 276 places in 256 ms of which 3 ms to minimize.
[2024-05-28 02:31:01] [INFO ] Deduced a trap composed of 289 places in 240 ms of which 3 ms to minimize.
[2024-05-28 02:31:03] [INFO ] Deduced a trap composed of 37 places in 133 ms of which 1 ms to minimize.
[2024-05-28 02:31:06] [INFO ] Deduced a trap composed of 190 places in 273 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
[2024-05-28 02:31:13] [INFO ] Deduced a trap composed of 182 places in 299 ms of which 3 ms to minimize.
[2024-05-28 02:31:18] [INFO ] Deduced a trap composed of 180 places in 273 ms of which 4 ms to minimize.
[2024-05-28 02:31:18] [INFO ] Deduced a trap composed of 176 places in 314 ms of which 3 ms to minimize.
[2024-05-28 02:31:19] [INFO ] Deduced a trap composed of 173 places in 295 ms of which 3 ms to minimize.
[2024-05-28 02:31:19] [INFO ] Deduced a trap composed of 163 places in 280 ms of which 3 ms to minimize.
[2024-05-28 02:31:20] [INFO ] Deduced a trap composed of 167 places in 339 ms of which 3 ms to minimize.
[2024-05-28 02:31:21] [INFO ] Deduced a trap composed of 182 places in 265 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 461/1578 variables, and 67 constraints, problems are : Problem set: 0 solved, 1133 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/463 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1133/1133 constraints, Known Traps: 27/27 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1133 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/461 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/461 variables, 22/40 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 27/67 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
[2024-05-28 02:31:39] [INFO ] Deduced a trap composed of 212 places in 219 ms of which 3 ms to minimize.
[2024-05-28 02:31:40] [INFO ] Deduced a trap composed of 185 places in 222 ms of which 2 ms to minimize.
[2024-05-28 02:31:41] [INFO ] Deduced a trap composed of 210 places in 236 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/461 variables, 3/70 constraints. Problems are: Problem set: 0 solved, 1133 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 461/1578 variables, and 70 constraints, problems are : Problem set: 0 solved, 1133 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/463 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1133 constraints, Known Traps: 30/30 constraints]
After SMT, in 62375ms problems are : Problem set: 0 solved, 1133 unsolved
Search for dead transitions found 0 dead transitions in 62385ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73640 ms. Remains : 463/463 places, 1135/1135 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[28]
Ending property specific reduction for PolyORBLF-PT-S02J04T10-UpperBounds-09 in 490102 ms.
[2024-05-28 02:31:51] [INFO ] Flatten gal took : 185 ms
[2024-05-28 02:31:51] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/UpperBounds.sr.xml took 4 ms.
[2024-05-28 02:31:51] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 491 places, 1163 transitions and 5803 arcs took 12 ms.
Total runtime 3419562 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running PolyORBLF-PT-S02J04T10

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/412/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 491
TRANSITIONS: 1163
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.028s, Sys 0.009s]


SAVING FILE /home/mcc/execution/412/model (.net / .def) ...
EXPORT TIME: [User 0.004s, 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: 3367
MODEL NAME: /home/mcc/execution/412/model
491 places, 1163 transitions.

No place bound informations found.
No place bound informations found.
Creating all event NSFs..
Creating all event NSFs..
No place bound informations found.
Creating all event NSFs..
No place bound informations found.
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="PolyORBLF-PT-S02J04T10"
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 PolyORBLF-PT-S02J04T10, 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 r289-tajo-171654445500237"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J04T10.tgz
mv PolyORBLF-PT-S02J04T10 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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;