fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r351-tall-167889220800005
Last Updated
May 14, 2023

About the Execution of 2022-gold for RERS17pb113-PT-5

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
16214.588 3600000.00 3326572.00 243895.20 5 5 5 ? ? 5 ? 5 5 ? 5 5 ? 5 5 5 normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r351-tall-167889220800005.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool gold2022
Input is RERS17pb113-PT-5, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r351-tall-167889220800005
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.5K Feb 26 18:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 26 18:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Feb 26 18:15 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 18:15 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Feb 25 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 18:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K Feb 26 18:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 26 18:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Feb 26 18:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 15M Mar 5 18:23 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 RERS17pb113-PT-5-UpperBounds-00
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-01
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-02
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-03
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-04
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-05
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-06
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-07
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-08
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-09
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-10
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-11
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-12
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-13
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-14
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679122449048

Running Version 202205111006
[2023-03-18 06:54:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-18 06:54:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 06:54:11] [INFO ] Load time of PNML (sax parser for PT used): 817 ms
[2023-03-18 06:54:11] [INFO ] Transformed 639 places.
[2023-03-18 06:54:11] [INFO ] Transformed 31353 transitions.
[2023-03-18 06:54:11] [INFO ] Parsed PT model containing 639 places and 31353 transitions in 1014 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Normalized transition count is 18326 out of 31353 initially.
// Phase 1: matrix 18326 rows 639 cols
[2023-03-18 06:54:11] [INFO ] Computed 25 place invariants in 127 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 334 ms. (steps per millisecond=29 ) properties (out of 16) seen :51
FORMULA RERS17pb113-PT-5-UpperBounds-15 5 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-14 5 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-11 5 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-10 5 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-08 5 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-07 5 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-01 5 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-00 5 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 8) seen :0
[2023-03-18 06:54:12] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 639 cols
[2023-03-18 06:54:12] [INFO ] Computed 25 place invariants in 67 ms
[2023-03-18 06:54:13] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-18 06:54:13] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-18 06:54:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:54:17] [INFO ] [Real]Absence check using state equation in 4852 ms returned unknown
[2023-03-18 06:54:17] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 06:54:17] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-18 06:54:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:54:22] [INFO ] [Real]Absence check using state equation in 4940 ms returned unknown
[2023-03-18 06:54:23] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 06:54:23] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 5 ms returned sat
[2023-03-18 06:54:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:54:27] [INFO ] [Real]Absence check using state equation in 4941 ms returned unknown
[2023-03-18 06:54:28] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 06:54:28] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-18 06:54:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:54:32] [INFO ] [Real]Absence check using state equation in 4944 ms returned unknown
[2023-03-18 06:54:33] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-18 06:54:33] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-18 06:54:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:54:37] [INFO ] [Real]Absence check using state equation in 4944 ms returned unknown
[2023-03-18 06:54:38] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-18 06:54:38] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-18 06:54:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:54:43] [INFO ] [Real]Absence check using state equation in 4944 ms returned unknown
[2023-03-18 06:54:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 06:54:43] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-18 06:54:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:54:48] [INFO ] [Real]Absence check using state equation in 4955 ms returned unknown
[2023-03-18 06:54:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 06:54:48] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-18 06:54:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:54:53] [INFO ] [Real]Absence check using state equation in 4944 ms returned unknown
Current structural bounds on expressions (after SMT) : [5, 5, 5, 5, 5, 5, 5, 5] Max seen :[3, 0, 1, 3, 1, 1, 1, 1]
Support contains 8 out of 639 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Ensure Unique test removed 12 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 626 transition count 31352
Applied a total of 13 rules in 637 ms. Remains 626 /639 variables (removed 13) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/639 places, 31352/31353 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 06:54:53] [INFO ] Computed 13 place invariants in 66 ms
Finished random walk after 974063 steps, including 2 resets, run visited all 8 properties in 30001 ms. (steps per millisecond=32 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3409 ms. (steps per millisecond=293 ) properties (out of 8) seen :11
FORMULA RERS17pb113-PT-5-UpperBounds-02 5 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2393 ms. (steps per millisecond=417 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3314 ms. (steps per millisecond=301 ) properties (out of 7) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3370 ms. (steps per millisecond=296 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 4038 ms. (steps per millisecond=247 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2179 ms. (steps per millisecond=458 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2624 ms. (steps per millisecond=381 ) properties (out of 7) seen :6
[2023-03-18 06:55:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 06:55:45] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-18 06:55:45] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 06:55:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:56:00] [INFO ] [Real]Absence check using state equation in 14827 ms returned sat
[2023-03-18 06:56:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 06:56:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-18 06:56:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 06:56:13] [INFO ] [Nat]Absence check using state equation in 12346 ms returned sat
[2023-03-18 06:56:13] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 06:56:16] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 06:56:19] [INFO ] [Nat]Added 268 Read/Feed constraints in 6445 ms returned unknown
[2023-03-18 06:56:19] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 06:56:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:56:35] [INFO ] [Real]Absence check using state equation in 15535 ms returned sat
[2023-03-18 06:56:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 06:56:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 06:56:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 06:56:51] [INFO ] [Nat]Absence check using state equation in 15886 ms returned sat
[2023-03-18 06:56:55] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 06:56:58] [INFO ] [Nat]Added 268 Read/Feed constraints in 6459 ms returned unknown
[2023-03-18 06:56:58] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 06:56:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:57:13] [INFO ] [Real]Absence check using state equation in 15298 ms returned sat
[2023-03-18 06:57:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 06:57:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 06:57:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 06:57:27] [INFO ] [Nat]Absence check using state equation in 13929 ms returned sat
[2023-03-18 06:57:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 06:57:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 6378 ms returned unknown
[2023-03-18 06:57:34] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 06:57:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:57:50] [INFO ] [Real]Absence check using state equation in 15875 ms returned sat
[2023-03-18 06:57:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 06:57:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 06:57:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 06:58:06] [INFO ] [Nat]Absence check using state equation in 16014 ms returned sat
[2023-03-18 06:58:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 06:58:13] [INFO ] [Nat]Added 268 Read/Feed constraints in 6379 ms returned unknown
[2023-03-18 06:58:13] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-18 06:58:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:58:27] [INFO ] [Real]Absence check using state equation in 14177 ms returned sat
[2023-03-18 06:58:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 06:58:34] [INFO ] [Real]Added 268 Read/Feed constraints in 6439 ms returned unknown
[2023-03-18 06:58:34] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 06:58:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:58:46] [INFO ] [Real]Absence check using state equation in 12281 ms returned sat
[2023-03-18 06:58:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 06:58:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 06:58:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 06:58:59] [INFO ] [Nat]Absence check using state equation in 12681 ms returned sat
[2023-03-18 06:59:02] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 06:59:05] [INFO ] [Nat]Added 268 Read/Feed constraints in 6430 ms returned unknown
[2023-03-18 06:59:06] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 06:59:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:59:16] [INFO ] [Real]Absence check using state equation in 10748 ms returned sat
[2023-03-18 06:59:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 06:59:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 06:59:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 06:59:27] [INFO ] [Nat]Absence check using state equation in 10652 ms returned sat
[2023-03-18 06:59:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 06:59:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 6454 ms returned unknown
Current structural bounds on expressions (after SMT) : [5, 5, 5, 5, 5, 5, 5] Max seen :[1, 1, 3, 1, 2, 1, 1]
Support contains 7 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 210 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 06:59:34] [INFO ] Computed 13 place invariants in 53 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29979 ms. (steps per millisecond=33 ) properties (out of 7) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1683 ms. (steps per millisecond=594 ) properties (out of 7) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2299 ms. (steps per millisecond=434 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3083 ms. (steps per millisecond=324 ) properties (out of 7) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3450 ms. (steps per millisecond=289 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3685 ms. (steps per millisecond=271 ) properties (out of 7) seen :5
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2063 ms. (steps per millisecond=484 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2600 ms. (steps per millisecond=384 ) properties (out of 7) seen :7
[2023-03-18 07:00:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:00:23] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-18 07:00:23] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-18 07:00:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:00:37] [INFO ] [Real]Absence check using state equation in 14051 ms returned sat
[2023-03-18 07:00:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:00:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:00:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:00:50] [INFO ] [Nat]Absence check using state equation in 11935 ms returned sat
[2023-03-18 07:00:50] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 07:00:53] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:00:56] [INFO ] [Nat]Added 268 Read/Feed constraints in 6507 ms returned unknown
[2023-03-18 07:00:56] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:00:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:01:12] [INFO ] [Real]Absence check using state equation in 15814 ms returned sat
[2023-03-18 07:01:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:01:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:01:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:01:28] [INFO ] [Nat]Absence check using state equation in 15798 ms returned sat
[2023-03-18 07:01:32] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:01:35] [INFO ] [Nat]Added 268 Read/Feed constraints in 6771 ms returned unknown
[2023-03-18 07:01:35] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:01:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:01:51] [INFO ] [Real]Absence check using state equation in 15266 ms returned sat
[2023-03-18 07:01:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:01:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:01:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:02:05] [INFO ] [Nat]Absence check using state equation in 14408 ms returned sat
[2023-03-18 07:02:09] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:02:12] [INFO ] [Nat]Added 268 Read/Feed constraints in 6374 ms returned unknown
[2023-03-18 07:02:12] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-18 07:02:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:02:28] [INFO ] [Real]Absence check using state equation in 16520 ms returned sat
[2023-03-18 07:02:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:02:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:02:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:02:46] [INFO ] [Nat]Absence check using state equation in 16871 ms returned sat
[2023-03-18 07:02:49] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:02:52] [INFO ] [Nat]Added 268 Read/Feed constraints in 6451 ms returned unknown
[2023-03-18 07:02:52] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:02:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:03:07] [INFO ] [Real]Absence check using state equation in 14711 ms returned sat
[2023-03-18 07:03:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:03:14] [INFO ] [Real]Added 268 Read/Feed constraints in 6457 ms returned unknown
[2023-03-18 07:03:14] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:03:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:03:27] [INFO ] [Real]Absence check using state equation in 13207 ms returned sat
[2023-03-18 07:03:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:03:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:03:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:03:41] [INFO ] [Nat]Absence check using state equation in 13113 ms returned sat
[2023-03-18 07:03:44] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:03:47] [INFO ] [Nat]Added 268 Read/Feed constraints in 6450 ms returned unknown
[2023-03-18 07:03:47] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:03:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:03:58] [INFO ] [Real]Absence check using state equation in 10716 ms returned sat
[2023-03-18 07:03:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:03:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:03:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:04:12] [INFO ] [Nat]Absence check using state equation in 13495 ms returned sat
[2023-03-18 07:04:15] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:04:18] [INFO ] [Nat]Added 268 Read/Feed constraints in 6414 ms returned unknown
Current structural bounds on expressions (after SMT) : [5, 5, 5, 5, 5, 5, 5] Max seen :[1, 1, 3, 1, 2, 1, 2]
Support contains 7 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 192 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 184 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 07:04:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:04:19] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-18 07:04:20] [INFO ] Implicit Places using invariants in 1851 ms returned []
Implicit Place search using SMT only with invariants took 1852 ms to find 0 implicit places.
[2023-03-18 07:04:20] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:04:20] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-18 07:04:29] [INFO ] Dead Transitions using invariants and state equation in 8210 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:04:29] [INFO ] Computed 13 place invariants in 51 ms
Finished random walk after 992708 steps, including 2 resets, run visited all 7 properties in 30001 ms. (steps per millisecond=33 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1752 ms. (steps per millisecond=570 ) properties (out of 7) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2257 ms. (steps per millisecond=443 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3025 ms. (steps per millisecond=330 ) properties (out of 7) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3093 ms. (steps per millisecond=323 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3762 ms. (steps per millisecond=265 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2053 ms. (steps per millisecond=487 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2481 ms. (steps per millisecond=403 ) properties (out of 7) seen :8
[2023-03-18 07:05:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:05:17] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-18 07:05:17] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:05:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:05:32] [INFO ] [Real]Absence check using state equation in 14265 ms returned sat
[2023-03-18 07:05:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:05:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:05:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:05:44] [INFO ] [Nat]Absence check using state equation in 12084 ms returned sat
[2023-03-18 07:05:44] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 07:05:48] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:05:51] [INFO ] [Nat]Added 268 Read/Feed constraints in 6465 ms returned unknown
[2023-03-18 07:05:51] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:05:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:06:07] [INFO ] [Real]Absence check using state equation in 16312 ms returned sat
[2023-03-18 07:06:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:06:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:06:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:06:25] [INFO ] [Nat]Absence check using state equation in 17128 ms returned sat
[2023-03-18 07:06:28] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:06:31] [INFO ] [Nat]Added 268 Read/Feed constraints in 6560 ms returned unknown
[2023-03-18 07:06:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:06:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:06:47] [INFO ] [Real]Absence check using state equation in 16012 ms returned sat
[2023-03-18 07:06:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:06:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:06:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:07:03] [INFO ] [Nat]Absence check using state equation in 15069 ms returned sat
[2023-03-18 07:07:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:07:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 6413 ms returned unknown
[2023-03-18 07:07:09] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:07:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:07:25] [INFO ] [Real]Absence check using state equation in 15446 ms returned sat
[2023-03-18 07:07:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:07:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:07:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:07:41] [INFO ] [Nat]Absence check using state equation in 16300 ms returned sat
[2023-03-18 07:07:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:07:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 6425 ms returned unknown
[2023-03-18 07:07:48] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:07:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:08:02] [INFO ] [Real]Absence check using state equation in 14275 ms returned sat
[2023-03-18 07:08:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:08:09] [INFO ] [Real]Added 268 Read/Feed constraints in 6418 ms returned unknown
[2023-03-18 07:08:09] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:08:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:08:23] [INFO ] [Real]Absence check using state equation in 13571 ms returned sat
[2023-03-18 07:08:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:08:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:08:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:08:37] [INFO ] [Nat]Absence check using state equation in 13778 ms returned sat
[2023-03-18 07:08:40] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:08:43] [INFO ] [Nat]Added 268 Read/Feed constraints in 6437 ms returned unknown
[2023-03-18 07:08:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:08:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:08:56] [INFO ] [Real]Absence check using state equation in 12577 ms returned sat
[2023-03-18 07:08:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:08:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:08:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:09:08] [INFO ] [Nat]Absence check using state equation in 11279 ms returned sat
[2023-03-18 07:09:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:09:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 6381 ms returned unknown
Current structural bounds on expressions (after SMT) : [5, 5, 5, 5, 5, 5, 5] Max seen :[1, 1, 3, 1, 2, 1, 3]
Support contains 7 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 184 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 173 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 07:09:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:09:14] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-18 07:09:16] [INFO ] Implicit Places using invariants in 1855 ms returned []
Implicit Place search using SMT only with invariants took 1856 ms to find 0 implicit places.
[2023-03-18 07:09:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:09:16] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-18 07:09:24] [INFO ] Dead Transitions using invariants and state equation in 8093 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:09:24] [INFO ] Computed 13 place invariants in 46 ms
Finished random walk after 990276 steps, including 2 resets, run visited all 7 properties in 30001 ms. (steps per millisecond=33 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1720 ms. (steps per millisecond=581 ) properties (out of 7) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2252 ms. (steps per millisecond=444 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3058 ms. (steps per millisecond=327 ) properties (out of 7) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3277 ms. (steps per millisecond=305 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3783 ms. (steps per millisecond=264 ) properties (out of 7) seen :4
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2098 ms. (steps per millisecond=476 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2569 ms. (steps per millisecond=389 ) properties (out of 7) seen :6
[2023-03-18 07:10:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:10:13] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-18 07:10:13] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:10:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:10:27] [INFO ] [Real]Absence check using state equation in 14185 ms returned sat
[2023-03-18 07:10:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:10:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:10:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:10:40] [INFO ] [Nat]Absence check using state equation in 11824 ms returned sat
[2023-03-18 07:10:40] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 07:10:43] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:10:46] [INFO ] [Nat]Added 268 Read/Feed constraints in 6457 ms returned unknown
[2023-03-18 07:10:46] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:10:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:11:03] [INFO ] [Real]Absence check using state equation in 16080 ms returned sat
[2023-03-18 07:11:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:11:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:11:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:11:19] [INFO ] [Nat]Absence check using state equation in 16098 ms returned sat
[2023-03-18 07:11:23] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:11:26] [INFO ] [Nat]Added 268 Read/Feed constraints in 6506 ms returned unknown
[2023-03-18 07:11:26] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:11:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:11:43] [INFO ] [Real]Absence check using state equation in 17207 ms returned sat
[2023-03-18 07:11:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:11:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-18 07:11:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:11:59] [INFO ] [Nat]Absence check using state equation in 15387 ms returned unknown
[2023-03-18 07:11:59] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:11:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:12:15] [INFO ] [Real]Absence check using state equation in 16752 ms returned sat
[2023-03-18 07:12:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:12:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:12:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:12:33] [INFO ] [Nat]Absence check using state equation in 17164 ms returned sat
[2023-03-18 07:12:36] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:12:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6428 ms returned unknown
[2023-03-18 07:12:40] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:12:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:12:54] [INFO ] [Real]Absence check using state equation in 14689 ms returned sat
[2023-03-18 07:12:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:13:01] [INFO ] [Real]Added 268 Read/Feed constraints in 6438 ms returned unknown
[2023-03-18 07:13:01] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:13:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:13:14] [INFO ] [Real]Absence check using state equation in 12596 ms returned sat
[2023-03-18 07:13:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:13:14] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:13:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:13:28] [INFO ] [Nat]Absence check using state equation in 13431 ms returned sat
[2023-03-18 07:13:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:13:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 6391 ms returned unknown
[2023-03-18 07:13:34] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:13:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:13:47] [INFO ] [Real]Absence check using state equation in 12764 ms returned sat
[2023-03-18 07:13:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:13:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:13:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:13:59] [INFO ] [Nat]Absence check using state equation in 11550 ms returned sat
[2023-03-18 07:14:02] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:14:05] [INFO ] [Nat]Added 268 Read/Feed constraints in 6363 ms returned unknown
Current structural bounds on expressions (after SMT) : [5, 5, 5, 5, 5, 5, 5] Max seen :[1, 1, 4, 1, 2, 1, 3]
Support contains 7 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 186 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 190 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 07:14:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:14:06] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-18 07:14:07] [INFO ] Implicit Places using invariants in 1804 ms returned []
Implicit Place search using SMT only with invariants took 1805 ms to find 0 implicit places.
[2023-03-18 07:14:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:14:07] [INFO ] Computed 13 place invariants in 42 ms
[2023-03-18 07:14:15] [INFO ] Dead Transitions using invariants and state equation in 8106 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:14:16] [INFO ] Computed 13 place invariants in 47 ms
Finished random walk after 981872 steps, including 2 resets, run visited all 7 properties in 30001 ms. (steps per millisecond=32 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1697 ms. (steps per millisecond=589 ) properties (out of 7) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2231 ms. (steps per millisecond=448 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3155 ms. (steps per millisecond=316 ) properties (out of 7) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3199 ms. (steps per millisecond=312 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3652 ms. (steps per millisecond=273 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2050 ms. (steps per millisecond=487 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2492 ms. (steps per millisecond=401 ) properties (out of 7) seen :8
[2023-03-18 07:15:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:15:04] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-18 07:15:04] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:15:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:15:19] [INFO ] [Real]Absence check using state equation in 14455 ms returned sat
[2023-03-18 07:15:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:15:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:15:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:15:31] [INFO ] [Nat]Absence check using state equation in 11922 ms returned sat
[2023-03-18 07:15:31] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 07:15:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:15:37] [INFO ] [Nat]Added 268 Read/Feed constraints in 6429 ms returned unknown
[2023-03-18 07:15:38] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:15:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:15:54] [INFO ] [Real]Absence check using state equation in 16301 ms returned sat
[2023-03-18 07:15:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:15:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:15:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:16:12] [INFO ] [Nat]Absence check using state equation in 17422 ms returned sat
[2023-03-18 07:16:15] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:16:18] [INFO ] [Nat]Added 268 Read/Feed constraints in 6485 ms returned unknown
[2023-03-18 07:16:18] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:16:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:16:37] [INFO ] [Real]Absence check using state equation in 18759 ms returned sat
[2023-03-18 07:16:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:16:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:16:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:16:53] [INFO ] [Nat]Absence check using state equation in 15526 ms returned unknown
[2023-03-18 07:16:53] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:16:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:17:09] [INFO ] [Real]Absence check using state equation in 15849 ms returned sat
[2023-03-18 07:17:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:17:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:17:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:17:27] [INFO ] [Nat]Absence check using state equation in 17333 ms returned sat
[2023-03-18 07:17:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:17:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6417 ms returned unknown
[2023-03-18 07:17:33] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:17:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:17:48] [INFO ] [Real]Absence check using state equation in 14486 ms returned sat
[2023-03-18 07:17:51] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:17:54] [INFO ] [Real]Added 268 Read/Feed constraints in 6433 ms returned unknown
[2023-03-18 07:17:55] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:17:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:18:07] [INFO ] [Real]Absence check using state equation in 12907 ms returned sat
[2023-03-18 07:18:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:18:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:18:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:18:20] [INFO ] [Nat]Absence check using state equation in 12492 ms returned sat
[2023-03-18 07:18:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:18:27] [INFO ] [Nat]Added 268 Read/Feed constraints in 6414 ms returned unknown
[2023-03-18 07:18:27] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:18:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:18:39] [INFO ] [Real]Absence check using state equation in 12578 ms returned sat
[2023-03-18 07:18:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:18:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:18:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:18:51] [INFO ] [Nat]Absence check using state equation in 11454 ms returned sat
[2023-03-18 07:18:55] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:18:58] [INFO ] [Nat]Added 268 Read/Feed constraints in 6468 ms returned unknown
Current structural bounds on expressions (after SMT) : [5, 5, 5, 5, 5, 5, 5] Max seen :[1, 1, 4, 1, 2, 1, 3]
Support contains 7 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 184 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 182 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 07:18:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:18:58] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-18 07:19:00] [INFO ] Implicit Places using invariants in 1800 ms returned []
Implicit Place search using SMT only with invariants took 1801 ms to find 0 implicit places.
[2023-03-18 07:19:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:19:00] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-18 07:19:08] [INFO ] Dead Transitions using invariants and state equation in 8144 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting property specific reduction for RERS17pb113-PT-5-UpperBounds-03
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:19:08] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 264 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 1) seen :0
[2023-03-18 07:19:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:19:09] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-18 07:19:09] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:19:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:19:14] [INFO ] [Real]Absence check using state equation in 4947 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[0]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 181 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:19:14] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29184 ms. (steps per millisecond=34 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1695 ms. (steps per millisecond=589 ) properties (out of 1) seen :1
[2023-03-18 07:19:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:19:45] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-18 07:19:45] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:19:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:20:00] [INFO ] [Real]Absence check using state equation in 14664 ms returned sat
[2023-03-18 07:20:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:20:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:20:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:20:11] [INFO ] [Nat]Absence check using state equation in 11366 ms returned sat
[2023-03-18 07:20:11] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 07:20:15] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:20:18] [INFO ] [Nat]Added 268 Read/Feed constraints in 6450 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 180 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 171 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 07:20:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:20:18] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-18 07:20:20] [INFO ] Implicit Places using invariants in 1814 ms returned []
Implicit Place search using SMT only with invariants took 1815 ms to find 0 implicit places.
[2023-03-18 07:20:20] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:20:20] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-18 07:20:28] [INFO ] Dead Transitions using invariants and state equation in 8206 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:20:28] [INFO ] Computed 13 place invariants in 51 ms
Finished random walk after 985889 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=32 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1723 ms. (steps per millisecond=580 ) properties (out of 1) seen :1
[2023-03-18 07:21:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:21:00] [INFO ] Computed 13 place invariants in 54 ms
[2023-03-18 07:21:00] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:21:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:21:15] [INFO ] [Real]Absence check using state equation in 14407 ms returned sat
[2023-03-18 07:21:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:21:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:21:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:21:27] [INFO ] [Nat]Absence check using state equation in 11931 ms returned sat
[2023-03-18 07:21:27] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 07:21:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:21:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 6434 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 189 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 176 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 07:21:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:21:34] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-18 07:21:36] [INFO ] Implicit Places using invariants in 1845 ms returned []
Implicit Place search using SMT only with invariants took 1845 ms to find 0 implicit places.
[2023-03-18 07:21:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:21:36] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-18 07:21:44] [INFO ] Dead Transitions using invariants and state equation in 8185 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-5-UpperBounds-03 in 155889 ms.
Starting property specific reduction for RERS17pb113-PT-5-UpperBounds-04
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:21:44] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 274 ms. (steps per millisecond=36 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 1) seen :0
[2023-03-18 07:21:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:21:44] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-18 07:21:45] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:21:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:21:50] [INFO ] [Real]Absence check using state equation in 4945 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 181 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:21:50] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28981 ms. (steps per millisecond=34 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2118 ms. (steps per millisecond=472 ) properties (out of 1) seen :1
[2023-03-18 07:22:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:22:21] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-18 07:22:21] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:22:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:22:38] [INFO ] [Real]Absence check using state equation in 16486 ms returned sat
[2023-03-18 07:22:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:22:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:22:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:22:55] [INFO ] [Nat]Absence check using state equation in 17237 ms returned sat
[2023-03-18 07:22:55] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 07:22:59] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:23:02] [INFO ] [Nat]Added 268 Read/Feed constraints in 6569 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 174 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 159 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 07:23:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:23:02] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-18 07:23:04] [INFO ] Implicit Places using invariants in 1765 ms returned []
Implicit Place search using SMT only with invariants took 1767 ms to find 0 implicit places.
[2023-03-18 07:23:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:23:04] [INFO ] Computed 13 place invariants in 42 ms
[2023-03-18 07:23:12] [INFO ] Dead Transitions using invariants and state equation in 8219 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-5-UpperBounds-04 in 88187 ms.
Starting property specific reduction for RERS17pb113-PT-5-UpperBounds-05
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:23:12] [INFO ] Computed 13 place invariants in 54 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 1) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 1) seen :0
[2023-03-18 07:23:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:23:13] [INFO ] Computed 13 place invariants in 42 ms
[2023-03-18 07:23:13] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:23:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:23:18] [INFO ] [Real]Absence check using state equation in 4947 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 167 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:23:18] [INFO ] Computed 13 place invariants in 51 ms
Finished random walk after 999840 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=33 )
FORMULA RERS17pb113-PT-5-UpperBounds-05 5 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Ending property specific reduction for RERS17pb113-PT-5-UpperBounds-05 in 35729 ms.
Starting property specific reduction for RERS17pb113-PT-5-UpperBounds-06
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:23:48] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 252 ms. (steps per millisecond=39 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
[2023-03-18 07:23:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:23:48] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-18 07:23:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:23:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:23:53] [INFO ] [Real]Absence check using state equation in 4950 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 199 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:23:54] [INFO ] Computed 13 place invariants in 48 ms
Finished random walk after 999198 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=33 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3302 ms. (steps per millisecond=302 ) properties (out of 1) seen :1
[2023-03-18 07:24:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:24:27] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-18 07:24:27] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:24:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:24:43] [INFO ] [Real]Absence check using state equation in 15945 ms returned sat
[2023-03-18 07:24:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:24:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:24:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:25:01] [INFO ] [Nat]Absence check using state equation in 17158 ms returned sat
[2023-03-18 07:25:01] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 07:25:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:25:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6504 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 187 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 175 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 07:25:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:25:08] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-18 07:25:10] [INFO ] Implicit Places using invariants in 1906 ms returned []
Implicit Place search using SMT only with invariants took 1906 ms to find 0 implicit places.
[2023-03-18 07:25:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:25:10] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-18 07:25:18] [INFO ] Dead Transitions using invariants and state equation in 8143 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-5-UpperBounds-06 in 89748 ms.
Starting property specific reduction for RERS17pb113-PT-5-UpperBounds-09
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:25:18] [INFO ] Computed 13 place invariants in 47 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 230 ms. (steps per millisecond=43 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
[2023-03-18 07:25:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:25:18] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-18 07:25:18] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:25:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:25:23] [INFO ] [Real]Absence check using state equation in 4944 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 182 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:25:23] [INFO ] Computed 13 place invariants in 50 ms
Finished random walk after 995883 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=33 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3548 ms. (steps per millisecond=281 ) properties (out of 1) seen :1
[2023-03-18 07:25:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:25:57] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-18 07:25:57] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:25:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:26:09] [INFO ] [Real]Absence check using state equation in 11915 ms returned sat
[2023-03-18 07:26:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:26:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:26:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:26:23] [INFO ] [Nat]Absence check using state equation in 13407 ms returned sat
[2023-03-18 07:26:23] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 07:26:26] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:26:29] [INFO ] [Nat]Added 268 Read/Feed constraints in 6484 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 189 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 177 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 07:26:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:26:30] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-18 07:26:32] [INFO ] Implicit Places using invariants in 1916 ms returned []
Implicit Place search using SMT only with invariants took 1916 ms to find 0 implicit places.
[2023-03-18 07:26:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:26:32] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-18 07:26:40] [INFO ] Dead Transitions using invariants and state equation in 8366 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-5-UpperBounds-09 in 82409 ms.
Starting property specific reduction for RERS17pb113-PT-5-UpperBounds-12
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:26:40] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 264 ms. (steps per millisecond=37 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
[2023-03-18 07:26:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:26:41] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-18 07:26:41] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:26:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:26:46] [INFO ] [Real]Absence check using state equation in 4949 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 174 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:26:46] [INFO ] Computed 13 place invariants in 53 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29431 ms. (steps per millisecond=33 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1909 ms. (steps per millisecond=523 ) properties (out of 1) seen :2
[2023-03-18 07:27:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:27:17] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-18 07:27:17] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:27:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:27:32] [INFO ] [Real]Absence check using state equation in 14843 ms returned sat
[2023-03-18 07:27:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:27:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:27:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:27:45] [INFO ] [Nat]Absence check using state equation in 12566 ms returned sat
[2023-03-18 07:27:45] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 07:27:49] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:27:52] [INFO ] [Nat]Added 268 Read/Feed constraints in 6448 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 182 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 172 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 07:27:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:27:52] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-18 07:27:54] [INFO ] Implicit Places using invariants in 1844 ms returned []
Implicit Place search using SMT only with invariants took 1845 ms to find 0 implicit places.
[2023-03-18 07:27:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:27:54] [INFO ] Computed 13 place invariants in 42 ms
[2023-03-18 07:28:02] [INFO ] Dead Transitions using invariants and state equation in 8080 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:28:02] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28315 ms. (steps per millisecond=35 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1987 ms. (steps per millisecond=503 ) properties (out of 1) seen :2
[2023-03-18 07:28:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:28:32] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-18 07:28:33] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:28:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:28:47] [INFO ] [Real]Absence check using state equation in 14791 ms returned sat
[2023-03-18 07:28:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:28:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:28:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:29:01] [INFO ] [Nat]Absence check using state equation in 13012 ms returned sat
[2023-03-18 07:29:01] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 07:29:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:29:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6420 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 185 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 165 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 07:29:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:29:08] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-18 07:29:09] [INFO ] Implicit Places using invariants in 1822 ms returned []
Implicit Place search using SMT only with invariants took 1823 ms to find 0 implicit places.
[2023-03-18 07:29:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:29:09] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-18 07:29:17] [INFO ] Dead Transitions using invariants and state equation in 7962 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-5-UpperBounds-12 in 157285 ms.
Starting property specific reduction for RERS17pb113-PT-5-UpperBounds-13
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:29:17] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 276 ms. (steps per millisecond=36 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
[2023-03-18 07:29:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:29:18] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-18 07:29:18] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:29:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:29:23] [INFO ] [Real]Absence check using state equation in 4953 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 171 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:29:23] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28220 ms. (steps per millisecond=35 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2387 ms. (steps per millisecond=418 ) properties (out of 1) seen :2
[2023-03-18 07:29:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:29:54] [INFO ] Computed 13 place invariants in 42 ms
[2023-03-18 07:29:54] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-18 07:29:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 07:30:04] [INFO ] [Real]Absence check using state equation in 9899 ms returned sat
[2023-03-18 07:30:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 07:30:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-18 07:30:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 07:30:18] [INFO ] [Nat]Absence check using state equation in 13445 ms returned sat
[2023-03-18 07:30:18] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 07:30:21] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 07:30:24] [INFO ] [Nat]Added 268 Read/Feed constraints in 6438 ms returned unknown
Current structural bounds on expressions (after SMT) : [5] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 163 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 159 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 07:30:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:30:25] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-18 07:30:26] [INFO ] Implicit Places using invariants in 1814 ms returned []
Implicit Place search using SMT only with invariants took 1815 ms to find 0 implicit places.
[2023-03-18 07:30:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:30:26] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-18 07:30:34] [INFO ] Dead Transitions using invariants and state equation in 7909 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 07:30:34] [INFO ] Computed 13 place invariants in 44 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28129 ms. (steps per millisecond=35 ) properties (out of 1) seen :5
FORMULA RERS17pb113-PT-5-UpperBounds-13 5 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Ending property specific reduction for RERS17pb113-PT-5-UpperBounds-13 in 105050 ms.
[2023-03-18 07:31:04] [INFO ] Flatten gal took : 1106 ms
[2023-03-18 07:31:05] [INFO ] Applying decomposition
[2023-03-18 07:31:05] [INFO ] Flatten gal took : 870 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/convert-linux64' '-i' '/tmp/graph12919896928327768555.txt' '-o' '/tmp/graph12919896928327768555.bin' '-w' '/tmp/graph12919896928327768555.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph12919896928327768555.bin' '-l' '-1' '-v' '-w' '/tmp/graph12919896928327768555.weights' '-q' '0' '-e' '0.001'
[2023-03-18 07:31:07] [INFO ] Decomposing Gal with order
[2023-03-18 07:31:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-18 07:31:10] [INFO ] Removed a total of 91912 redundant transitions.
[2023-03-18 07:31:10] [INFO ] Flatten gal took : 1850 ms
[2023-03-18 07:31:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 1068 labels/synchronizations in 1064 ms.
[2023-03-18 07:31:12] [INFO ] Time to serialize gal into /tmp/UpperBounds176051202746302746.gal : 134 ms
[2023-03-18 07:31:12] [INFO ] Time to serialize properties into /tmp/UpperBounds4400451715253487352.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds176051202746302746.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds4400451715253487352.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...273
Loading property file /tmp/UpperBounds4400451715253487352.prop.

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination UpperBounds -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="RERS17pb113-PT-5"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2022"
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 2-5348"
echo " Executing tool gold2022"
echo " Input is RERS17pb113-PT-5, 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 r351-tall-167889220800005"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-5.tgz
mv RERS17pb113-PT-5 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 ;