Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2022-input.r186-tajo-165281571700021.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2022-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.......................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is RERS17pb113-PT-3, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r186-tajo-165281571700021
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 9.2K Apr 30 05:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 109K Apr 30 05:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Apr 30 05:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Apr 30 05:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 9 08:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 9 08:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K May 9 08:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 08:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 08:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 9 08:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 2 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 15M May 10 09:34 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-3-UpperBounds-00
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-01
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-02
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-03
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-04
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-05
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-06
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-07
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-08
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-09
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-10
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-11
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-12
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-13
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-14
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1653064607340

Running Version 202205111006
[2022-05-20 16:36:48] [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]
[2022-05-20 16:36:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-20 16:36:49] [INFO ] Load time of PNML (sax parser for PT used): 868 ms
[2022-05-20 16:36:49] [INFO ] Transformed 639 places.
[2022-05-20 16:36:49] [INFO ] Transformed 31353 transitions.
[2022-05-20 16:36:49] [INFO ] Parsed PT model containing 639 places and 31353 transitions in 1151 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 10 ms.
Normalized transition count is 18326 out of 31353 initially.
// Phase 1: matrix 18326 rows 639 cols
[2022-05-20 16:36:50] [INFO ] Computed 25 place invariants in 156 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 475 ms. (steps per millisecond=21 ) properties (out of 16) seen :25
FORMULA RERS17pb113-PT-3-UpperBounds-15 3 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-3-UpperBounds-09 3 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-3-UpperBounds-05 3 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-3-UpperBounds-04 3 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-3-UpperBounds-00 3 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 11) 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 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 11) seen :2
[2022-05-20 16:36:51] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 639 cols
[2022-05-20 16:36:51] [INFO ] Computed 25 place invariants in 125 ms
[2022-05-20 16:36:51] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2022-05-20 16:36:51] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2022-05-20 16:36:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:36:56] [INFO ] [Real]Absence check using state equation in 4816 ms returned unknown
[2022-05-20 16:36:56] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:36:56] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2022-05-20 16:36:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:37:01] [INFO ] [Real]Absence check using state equation in 4910 ms returned unknown
[2022-05-20 16:37:01] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:37:01] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2022-05-20 16:37:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:37:06] [INFO ] [Real]Absence check using state equation in 4885 ms returned unknown
[2022-05-20 16:37:06] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2022-05-20 16:37:06] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2022-05-20 16:37:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:37:11] [INFO ] [Real]Absence check using state equation in 4885 ms returned unknown
[2022-05-20 16:37:11] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2022-05-20 16:37:11] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2022-05-20 16:37:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:37:16] [INFO ] [Real]Absence check using state equation in 4909 ms returned unknown
[2022-05-20 16:37:16] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2022-05-20 16:37:16] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2022-05-20 16:37:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:37:21] [INFO ] [Real]Absence check using state equation in 4898 ms returned unknown
[2022-05-20 16:37:21] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:37:21] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2022-05-20 16:37:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:37:26] [INFO ] [Real]Absence check using state equation in 4926 ms returned unknown
[2022-05-20 16:37:26] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:37:26] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2022-05-20 16:37:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:37:31] [INFO ] [Real]Absence check using state equation in 4938 ms returned unknown
[2022-05-20 16:37:31] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:37:31] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2022-05-20 16:37:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:37:36] [INFO ] [Real]Absence check using state equation in 4914 ms returned unknown
[2022-05-20 16:37:36] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:37:36] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2022-05-20 16:37:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:37:41] [INFO ] [Real]Absence check using state equation in 4911 ms returned unknown
[2022-05-20 16:37:41] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:37:41] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2022-05-20 16:37:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:37:46] [INFO ] [Real]Absence check using state equation in 4921 ms returned unknown
Current structural bounds on expressions (after SMT) : [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3] Max seen :[1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 2]
Support contains 11 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 839 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
[2022-05-20 16:37:47] [INFO ] Computed 13 place invariants in 119 ms
Finished random walk after 972713 steps, including 2 resets, run visited all 11 properties in 30001 ms. (steps per millisecond=32 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3597 ms. (steps per millisecond=278 ) properties (out of 11) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1899 ms. (steps per millisecond=526 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1712 ms. (steps per millisecond=584 ) properties (out of 11) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1584 ms. (steps per millisecond=631 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1571 ms. (steps per millisecond=636 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1785 ms. (steps per millisecond=560 ) properties (out of 11) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1884 ms. (steps per millisecond=530 ) properties (out of 11) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1818 ms. (steps per millisecond=550 ) properties (out of 11) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2205 ms. (steps per millisecond=453 ) properties (out of 11) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1921 ms. (steps per millisecond=520 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2311 ms. (steps per millisecond=432 ) properties (out of 11) seen :12
[2022-05-20 16:38:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:38:40] [INFO ] Computed 13 place invariants in 38 ms
[2022-05-20 16:38:40] [INFO ] [Real]Absence check using 13 positive place invariants in 15 ms returned sat
[2022-05-20 16:38:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:38:56] [INFO ] [Real]Absence check using state equation in 16169 ms returned sat
[2022-05-20 16:38:57] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:38:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2022-05-20 16:38:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:39:09] [INFO ] [Nat]Absence check using state equation in 12179 ms returned sat
[2022-05-20 16:39:09] [INFO ] State equation strengthened by 268 read => feed constraints.
[2022-05-20 16:39:13] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:39:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 6587 ms returned unknown
[2022-05-20 16:39:16] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2022-05-20 16:39:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:39:29] [INFO ] [Real]Absence check using state equation in 13316 ms returned sat
[2022-05-20 16:39:30] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:39:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:39:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:39:43] [INFO ] [Nat]Absence check using state equation in 13098 ms returned sat
[2022-05-20 16:39:46] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:39:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 5365 ms returned sat
[2022-05-20 16:39:51] [INFO ] Deduced a trap composed of 40 places in 2618 ms of which 2 ms to minimize.
[2022-05-20 16:39:54] [INFO ] Deduced a trap composed of 48 places in 2589 ms of which 3 ms to minimize.
[2022-05-20 16:39:57] [INFO ] Deduced a trap composed of 48 places in 2068 ms of which 2 ms to minimize.
[2022-05-20 16:39:59] [INFO ] Deduced a trap composed of 48 places in 2208 ms of which 2 ms to minimize.
[2022-05-20 16:40:02] [INFO ] Deduced a trap composed of 40 places in 2144 ms of which 1 ms to minimize.
[2022-05-20 16:40:04] [INFO ] Deduced a trap composed of 64 places in 2146 ms of which 1 ms to minimize.
[2022-05-20 16:40:07] [INFO ] Deduced a trap composed of 24 places in 2184 ms of which 0 ms to minimize.
[2022-05-20 16:40:09] [INFO ] Deduced a trap composed of 48 places in 2200 ms of which 1 ms to minimize.
[2022-05-20 16:40:12] [INFO ] Deduced a trap composed of 65 places in 1738 ms of which 1 ms to minimize.
[2022-05-20 16:40:13] [INFO ] Deduced a trap composed of 64 places in 985 ms of which 1 ms to minimize.
[2022-05-20 16:40:14] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 25538 ms
[2022-05-20 16:40:17] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2794 ms.
[2022-05-20 16:40:17] [INFO ] Added : 0 causal constraints over 0 iterations in 2796 ms. Result :unknown
[2022-05-20 16:40:17] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2022-05-20 16:40:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:40:29] [INFO ] [Real]Absence check using state equation in 12733 ms returned sat
[2022-05-20 16:40:30] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:40:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2022-05-20 16:40:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:40:43] [INFO ] [Nat]Absence check using state equation in 13151 ms returned sat
[2022-05-20 16:40:46] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:40:49] [INFO ] [Nat]Added 268 Read/Feed constraints in 6485 ms returned unknown
[2022-05-20 16:40:50] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:40:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:41:04] [INFO ] [Real]Absence check using state equation in 14429 ms returned sat
[2022-05-20 16:41:04] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:41:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2022-05-20 16:41:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:41:22] [INFO ] [Nat]Absence check using state equation in 17360 ms returned sat
[2022-05-20 16:41:25] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:41:28] [INFO ] [Nat]Added 268 Read/Feed constraints in 6492 ms returned unknown
[2022-05-20 16:41:28] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2022-05-20 16:41:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:41:39] [INFO ] [Real]Absence check using state equation in 10504 ms returned sat
[2022-05-20 16:41:39] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:41:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:41:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:41:52] [INFO ] [Nat]Absence check using state equation in 12661 ms returned sat
[2022-05-20 16:41:55] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:41:58] [INFO ] [Nat]Added 268 Read/Feed constraints in 6543 ms returned unknown
[2022-05-20 16:41:59] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2022-05-20 16:41:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:42:10] [INFO ] [Real]Absence check using state equation in 11975 ms returned sat
[2022-05-20 16:42:11] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:42:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:42:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:42:24] [INFO ] [Nat]Absence check using state equation in 13315 ms returned sat
[2022-05-20 16:42:28] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:42:31] [INFO ] [Nat]Added 268 Read/Feed constraints in 6386 ms returned unknown
[2022-05-20 16:42:31] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:42:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:42:42] [INFO ] [Real]Absence check using state equation in 10727 ms returned sat
[2022-05-20 16:42:42] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:42:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2022-05-20 16:42:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:42:54] [INFO ] [Nat]Absence check using state equation in 11981 ms returned sat
[2022-05-20 16:42:57] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:43:00] [INFO ] [Nat]Added 268 Read/Feed constraints in 6380 ms returned unknown
[2022-05-20 16:43:00] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2022-05-20 16:43:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:43:14] [INFO ] [Real]Absence check using state equation in 13997 ms returned sat
[2022-05-20 16:43:15] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:43:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:43:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:43:30] [INFO ] [Nat]Absence check using state equation in 14897 ms returned sat
[2022-05-20 16:43:33] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:43:36] [INFO ] [Nat]Added 268 Read/Feed constraints in 6496 ms returned unknown
[2022-05-20 16:43:36] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:43:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:43:51] [INFO ] [Real]Absence check using state equation in 14830 ms returned sat
[2022-05-20 16:43:52] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:43:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2022-05-20 16:43:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:44:04] [INFO ] [Nat]Absence check using state equation in 12474 ms returned sat
[2022-05-20 16:44:08] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:44:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 6551 ms returned unknown
[2022-05-20 16:44:11] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2022-05-20 16:44:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:44:20] [INFO ] [Real]Absence check using state equation in 9603 ms returned sat
[2022-05-20 16:44:21] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:44:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2022-05-20 16:44:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:44:34] [INFO ] [Nat]Absence check using state equation in 12708 ms returned sat
[2022-05-20 16:44:37] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:44:40] [INFO ] [Nat]Added 268 Read/Feed constraints in 6450 ms returned unknown
[2022-05-20 16:44:40] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2022-05-20 16:44:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:45:05] [INFO ] [Real]Absence check using state equation in 24390 ms returned sat
[2022-05-20 16:45:05] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:45:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:45:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:45:18] [INFO ] [Nat]Absence check using state equation in 13217 ms returned sat
[2022-05-20 16:45:22] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:45:25] [INFO ] [Nat]Added 268 Read/Feed constraints in 6670 ms returned unknown
Current structural bounds on expressions (after SMT) : [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3] Max seen :[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2]
FORMULA RERS17pb113-PT-3-UpperBounds-14 3 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RERS17pb113-PT-3-UpperBounds-10 3 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RERS17pb113-PT-3-UpperBounds-03 3 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 8 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 297 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
[2022-05-20 16:45:33] [INFO ] Computed 13 place invariants in 100 ms
Finished random walk after 658322 steps, including 1 resets, run visited all 8 properties in 30001 ms. (steps per millisecond=21 )
Interrupted Best-First random walk after 868804 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=173 ) properties seen 6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2976 ms. (steps per millisecond=336 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2289 ms. (steps per millisecond=436 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2270 ms. (steps per millisecond=440 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2928 ms. (steps per millisecond=341 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2384 ms. (steps per millisecond=419 ) properties (out of 8) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2715 ms. (steps per millisecond=368 ) properties (out of 8) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2961 ms. (steps per millisecond=337 ) properties (out of 8) seen :8
[2022-05-20 16:46:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:46:27] [INFO ] Computed 13 place invariants in 51 ms
[2022-05-20 16:46:27] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:46:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:46:50] [INFO ] [Real]Absence check using state equation in 23085 ms returned sat
[2022-05-20 16:46:50] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:46:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:46:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:47:02] [INFO ] [Nat]Absence check using state equation in 11545 ms returned sat
[2022-05-20 16:47:02] [INFO ] State equation strengthened by 268 read => feed constraints.
[2022-05-20 16:47:06] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:47:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 6671 ms returned unknown
[2022-05-20 16:47:09] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2022-05-20 16:47:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:47:21] [INFO ] [Real]Absence check using state equation in 12530 ms returned sat
[2022-05-20 16:47:22] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:47:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2022-05-20 16:47:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:47:34] [INFO ] [Nat]Absence check using state equation in 12112 ms returned sat
[2022-05-20 16:47:37] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:47:40] [INFO ] [Nat]Added 268 Read/Feed constraints in 6590 ms returned unknown
[2022-05-20 16:47:41] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2022-05-20 16:47:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:47:51] [INFO ] [Real]Absence check using state equation in 9949 ms returned sat
[2022-05-20 16:47:51] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:47:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2022-05-20 16:47:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:48:01] [INFO ] [Nat]Absence check using state equation in 9777 ms returned sat
[2022-05-20 16:48:04] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:48:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6542 ms returned unknown
[2022-05-20 16:48:07] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:48:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:48:22] [INFO ] [Real]Absence check using state equation in 14279 ms returned sat
[2022-05-20 16:48:22] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:48:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:48:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:48:37] [INFO ] [Nat]Absence check using state equation in 14416 ms returned sat
[2022-05-20 16:48:40] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:48:43] [INFO ] [Nat]Added 268 Read/Feed constraints in 6566 ms returned unknown
[2022-05-20 16:48:43] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:48:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:48:58] [INFO ] [Real]Absence check using state equation in 14994 ms returned sat
[2022-05-20 16:48:59] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:48:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:48:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:49:14] [INFO ] [Nat]Absence check using state equation in 15313 ms returned sat
[2022-05-20 16:49:17] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:49:20] [INFO ] [Nat]Added 268 Read/Feed constraints in 6525 ms returned unknown
[2022-05-20 16:49:21] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:49:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:49:37] [INFO ] [Real]Absence check using state equation in 16570 ms returned sat
[2022-05-20 16:49:38] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:49:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2022-05-20 16:49:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:49:56] [INFO ] [Nat]Absence check using state equation in 18099 ms returned sat
[2022-05-20 16:49:59] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:50:02] [INFO ] [Nat]Added 268 Read/Feed constraints in 6602 ms returned unknown
[2022-05-20 16:50:02] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:50:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:50:19] [INFO ] [Real]Absence check using state equation in 16509 ms returned sat
[2022-05-20 16:50:19] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:50:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:50:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:50:31] [INFO ] [Nat]Absence check using state equation in 12053 ms returned sat
[2022-05-20 16:50:35] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:50:38] [INFO ] [Nat]Added 268 Read/Feed constraints in 6484 ms returned unknown
[2022-05-20 16:50:38] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2022-05-20 16:50:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:50:47] [INFO ] [Real]Absence check using state equation in 8981 ms returned sat
[2022-05-20 16:50:47] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:50:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2022-05-20 16:50:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:50:59] [INFO ] [Nat]Absence check using state equation in 11108 ms returned sat
[2022-05-20 16:51:02] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:51:05] [INFO ] [Nat]Added 268 Read/Feed constraints in 6434 ms returned unknown
Current structural bounds on expressions (after SMT) : [3, 3, 3, 3, 3, 3, 3, 3] Max seen :[1, 1, 1, 1, 1, 1, 1, 1]
Support contains 8 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 329 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 313 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2022-05-20 16:51:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:51:06] [INFO ] Computed 13 place invariants in 91 ms
[2022-05-20 16:51:08] [INFO ] Implicit Places using invariants in 2175 ms returned []
Implicit Place search using SMT only with invariants took 2178 ms to find 0 implicit places.
[2022-05-20 16:51:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:51:08] [INFO ] Computed 13 place invariants in 46 ms
[2022-05-20 16:51:16] [INFO ] Dead Transitions using invariants and state equation in 8020 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-01
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:51:16] [INFO ] Computed 13 place invariants in 82 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 348 ms. (steps per millisecond=28 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
[2022-05-20 16:51:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:51:17] [INFO ] Computed 13 place invariants in 82 ms
[2022-05-20 16:51:17] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:51:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:51:22] [INFO ] [Real]Absence check using state equation in 4927 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 278 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
[2022-05-20 16:51:22] [INFO ] Computed 13 place invariants in 91 ms
Finished random walk after 880912 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=29 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3793 ms. (steps per millisecond=263 ) properties (out of 1) seen :1
[2022-05-20 16:51:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:51:56] [INFO ] Computed 13 place invariants in 80 ms
[2022-05-20 16:51:56] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2022-05-20 16:51:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:52:16] [INFO ] [Real]Absence check using state equation in 19886 ms returned sat
[2022-05-20 16:52:16] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:52:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2022-05-20 16:52:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:52:32] [INFO ] [Nat]Absence check using state equation in 15182 ms returned sat
[2022-05-20 16:52:32] [INFO ] State equation strengthened by 268 read => feed constraints.
[2022-05-20 16:52:35] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:52:38] [INFO ] [Nat]Added 268 Read/Feed constraints in 6479 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 262 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 233 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2022-05-20 16:52:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:52:39] [INFO ] Computed 13 place invariants in 85 ms
[2022-05-20 16:52:40] [INFO ] Implicit Places using invariants in 1814 ms returned []
Implicit Place search using SMT only with invariants took 1816 ms to find 0 implicit places.
[2022-05-20 16:52:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:52:41] [INFO ] Computed 13 place invariants in 80 ms
[2022-05-20 16:52:48] [INFO ] Dead Transitions using invariants and state equation in 7729 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-01 in 92224 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-02
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:52:48] [INFO ] Computed 13 place invariants in 72 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 294 ms. (steps per millisecond=34 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
[2022-05-20 16:52:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:52:49] [INFO ] Computed 13 place invariants in 74 ms
[2022-05-20 16:52:49] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:52:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:52:54] [INFO ] [Real]Absence check using state equation in 4919 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 197 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
[2022-05-20 16:52:54] [INFO ] Computed 13 place invariants in 54 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28097 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 1822 ms. (steps per millisecond=548 ) properties (out of 1) seen :1
[2022-05-20 16:53:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:53:24] [INFO ] Computed 13 place invariants in 78 ms
[2022-05-20 16:53:24] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:53:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:53:39] [INFO ] [Real]Absence check using state equation in 14549 ms returned sat
[2022-05-20 16:53:39] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:53:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:53:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:53:48] [INFO ] [Nat]Absence check using state equation in 8902 ms returned sat
[2022-05-20 16:53:48] [INFO ] State equation strengthened by 268 read => feed constraints.
[2022-05-20 16:53:52] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:53:55] [INFO ] [Nat]Added 268 Read/Feed constraints in 6543 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 151 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 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2022-05-20 16:53:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:53:55] [INFO ] Computed 13 place invariants in 61 ms
[2022-05-20 16:53:57] [INFO ] Implicit Places using invariants in 1479 ms returned []
Implicit Place search using SMT only with invariants took 1481 ms to find 0 implicit places.
[2022-05-20 16:53:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:53:57] [INFO ] Computed 13 place invariants in 35 ms
[2022-05-20 16:54:04] [INFO ] Dead Transitions using invariants and state equation in 7548 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-02 in 75915 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-06
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:54:04] [INFO ] Computed 13 place invariants in 59 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 1) seen :0
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
[2022-05-20 16:54:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:54:05] [INFO ] Computed 13 place invariants in 35 ms
[2022-05-20 16:54:05] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2022-05-20 16:54:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:54:10] [INFO ] [Real]Absence check using state equation in 4933 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 200 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
[2022-05-20 16:54:10] [INFO ] Computed 13 place invariants in 87 ms
Finished random walk after 985329 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 1556 ms. (steps per millisecond=642 ) properties (out of 1) seen :1
[2022-05-20 16:54:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:54:42] [INFO ] Computed 13 place invariants in 83 ms
[2022-05-20 16:54:42] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2022-05-20 16:54:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:54:51] [INFO ] [Real]Absence check using state equation in 9336 ms returned sat
[2022-05-20 16:54:51] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:54:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2022-05-20 16:54:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:55:10] [INFO ] [Nat]Absence check using state equation in 18733 ms returned sat
[2022-05-20 16:55:10] [INFO ] State equation strengthened by 268 read => feed constraints.
[2022-05-20 16:55:14] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:55:17] [INFO ] [Nat]Added 268 Read/Feed constraints in 6721 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 274 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 230 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2022-05-20 16:55:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:55:18] [INFO ] Computed 13 place invariants in 79 ms
[2022-05-20 16:55:19] [INFO ] Implicit Places using invariants in 1782 ms returned []
Implicit Place search using SMT only with invariants took 1782 ms to find 0 implicit places.
[2022-05-20 16:55:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:55:19] [INFO ] Computed 13 place invariants in 37 ms
[2022-05-20 16:55:27] [INFO ] Dead Transitions using invariants and state equation in 7411 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
[2022-05-20 16:55:27] [INFO ] Computed 13 place invariants in 53 ms
Finished random walk after 949146 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=31 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1657 ms. (steps per millisecond=603 ) properties (out of 1) seen :1
[2022-05-20 16:55:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:55:59] [INFO ] Computed 13 place invariants in 79 ms
[2022-05-20 16:55:59] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:55:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:56:13] [INFO ] [Real]Absence check using state equation in 14693 ms returned sat
[2022-05-20 16:56:14] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:56:14] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2022-05-20 16:56:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:56:32] [INFO ] [Nat]Absence check using state equation in 18283 ms returned sat
[2022-05-20 16:56:32] [INFO ] State equation strengthened by 268 read => feed constraints.
[2022-05-20 16:56:36] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:56:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6698 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 288 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 300 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2022-05-20 16:56:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:56:40] [INFO ] Computed 13 place invariants in 81 ms
[2022-05-20 16:56:41] [INFO ] Implicit Places using invariants in 1668 ms returned []
Implicit Place search using SMT only with invariants took 1669 ms to find 0 implicit places.
[2022-05-20 16:56:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:56:41] [INFO ] Computed 13 place invariants in 52 ms
[2022-05-20 16:56:49] [INFO ] Dead Transitions using invariants and state equation in 7806 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-06 in 164890 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-07
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:56:49] [INFO ] Computed 13 place invariants in 78 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 356 ms. (steps per millisecond=28 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
[2022-05-20 16:56:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:56:50] [INFO ] Computed 13 place invariants in 79 ms
[2022-05-20 16:56:50] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2022-05-20 16:56:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:56:55] [INFO ] [Real]Absence check using state equation in 4953 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 254 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
[2022-05-20 16:56:55] [INFO ] Computed 13 place invariants in 71 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27893 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 1774 ms. (steps per millisecond=563 ) properties (out of 1) seen :1
[2022-05-20 16:57:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:57:25] [INFO ] Computed 13 place invariants in 54 ms
[2022-05-20 16:57:25] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:57:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:57:36] [INFO ] [Real]Absence check using state equation in 11539 ms returned sat
[2022-05-20 16:57:37] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:57:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2022-05-20 16:57:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:57:49] [INFO ] [Nat]Absence check using state equation in 12504 ms returned sat
[2022-05-20 16:57:49] [INFO ] State equation strengthened by 268 read => feed constraints.
[2022-05-20 16:57:53] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:57:56] [INFO ] [Nat]Added 268 Read/Feed constraints in 6542 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 172 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2022-05-20 16:57:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:57:56] [INFO ] Computed 13 place invariants in 48 ms
[2022-05-20 16:57:58] [INFO ] Implicit Places using invariants in 1518 ms returned []
Implicit Place search using SMT only with invariants took 1521 ms to find 0 implicit places.
[2022-05-20 16:57:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:57:58] [INFO ] Computed 13 place invariants in 36 ms
[2022-05-20 16:58:05] [INFO ] Dead Transitions using invariants and state equation in 7276 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-07 in 76155 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-08
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:58:05] [INFO ] Computed 13 place invariants in 53 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 310 ms. (steps per millisecond=32 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 1) seen :0
[2022-05-20 16:58:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:58:06] [INFO ] Computed 13 place invariants in 36 ms
[2022-05-20 16:58:06] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:58:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:58:11] [INFO ] [Real]Absence check using state equation in 4917 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 231 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
[2022-05-20 16:58:11] [INFO ] Computed 13 place invariants in 77 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28448 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 1731 ms. (steps per millisecond=577 ) properties (out of 1) seen :1
[2022-05-20 16:58:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:58:41] [INFO ] Computed 13 place invariants in 72 ms
[2022-05-20 16:58:41] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:58:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:58:53] [INFO ] [Real]Absence check using state equation in 11655 ms returned sat
[2022-05-20 16:58:53] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 16:58:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2022-05-20 16:58:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 16:59:05] [INFO ] [Nat]Absence check using state equation in 11362 ms returned sat
[2022-05-20 16:59:05] [INFO ] State equation strengthened by 268 read => feed constraints.
[2022-05-20 16:59:08] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 16:59:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 6449 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 249 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 211 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2022-05-20 16:59:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:59:12] [INFO ] Computed 13 place invariants in 72 ms
[2022-05-20 16:59:14] [INFO ] Implicit Places using invariants in 1706 ms returned []
Implicit Place search using SMT only with invariants took 1706 ms to find 0 implicit places.
[2022-05-20 16:59:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:59:14] [INFO ] Computed 13 place invariants in 40 ms
[2022-05-20 16:59:21] [INFO ] Dead Transitions using invariants and state equation in 7156 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-08 in 75665 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-11
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:59:21] [INFO ] Computed 13 place invariants in 45 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 271 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 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
[2022-05-20 16:59:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:59:21] [INFO ] Computed 13 place invariants in 59 ms
[2022-05-20 16:59:21] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2022-05-20 16:59:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 16:59:26] [INFO ] [Real]Absence check using state equation in 4950 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 208 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
[2022-05-20 16:59:27] [INFO ] Computed 13 place invariants in 82 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28908 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 1962 ms. (steps per millisecond=509 ) properties (out of 1) seen :1
[2022-05-20 16:59:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 16:59:58] [INFO ] Computed 13 place invariants in 78 ms
[2022-05-20 16:59:58] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 16:59:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 17:00:10] [INFO ] [Real]Absence check using state equation in 12187 ms returned sat
[2022-05-20 17:00:10] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 17:00:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2022-05-20 17:00:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 17:00:23] [INFO ] [Nat]Absence check using state equation in 13066 ms returned sat
[2022-05-20 17:00:24] [INFO ] State equation strengthened by 268 read => feed constraints.
[2022-05-20 17:00:27] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 17:00:30] [INFO ] [Nat]Added 268 Read/Feed constraints in 6530 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 286 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 234 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2022-05-20 17:00:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 17:00:31] [INFO ] Computed 13 place invariants in 73 ms
[2022-05-20 17:00:32] [INFO ] Implicit Places using invariants in 1809 ms returned []
Implicit Place search using SMT only with invariants took 1810 ms to find 0 implicit places.
[2022-05-20 17:00:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 17:00:32] [INFO ] Computed 13 place invariants in 35 ms
[2022-05-20 17:00:40] [INFO ] Dead Transitions using invariants and state equation in 7295 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-11 in 78972 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-12
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 17:00:40] [INFO ] Computed 13 place invariants in 40 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 322 ms. (steps per millisecond=31 ) 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 :1
[2022-05-20 17:00:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 17:00:40] [INFO ] Computed 13 place invariants in 79 ms
[2022-05-20 17:00:40] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2022-05-20 17:00:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 17:00:45] [INFO ] [Real]Absence check using state equation in 4922 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 233 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
[2022-05-20 17:00:46] [INFO ] Computed 13 place invariants in 82 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29750 ms. (steps per millisecond=33 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2126 ms. (steps per millisecond=470 ) properties (out of 1) seen :1
[2022-05-20 17:01:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 17:01:18] [INFO ] Computed 13 place invariants in 36 ms
[2022-05-20 17:01:18] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2022-05-20 17:01:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 17:01:30] [INFO ] [Real]Absence check using state equation in 12501 ms returned sat
[2022-05-20 17:01:31] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 17:01:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2022-05-20 17:01:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 17:01:41] [INFO ] [Nat]Absence check using state equation in 9820 ms returned sat
[2022-05-20 17:01:41] [INFO ] State equation strengthened by 268 read => feed constraints.
[2022-05-20 17:01:44] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 17:01:47] [INFO ] [Nat]Added 268 Read/Feed constraints in 6548 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 256 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 216 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2022-05-20 17:01:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 17:01:48] [INFO ] Computed 13 place invariants in 76 ms
[2022-05-20 17:01:49] [INFO ] Implicit Places using invariants in 1534 ms returned []
Implicit Place search using SMT only with invariants took 1535 ms to find 0 implicit places.
[2022-05-20 17:01:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 17:01:49] [INFO ] Computed 13 place invariants in 57 ms
[2022-05-20 17:01:57] [INFO ] Dead Transitions using invariants and state equation in 7410 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-12 in 76812 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-13
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 17:01:57] [INFO ] Computed 13 place invariants in 53 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 266 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 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
[2022-05-20 17:01:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 17:01:57] [INFO ] Computed 13 place invariants in 74 ms
[2022-05-20 17:01:57] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2022-05-20 17:01:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 17:02:02] [INFO ] [Real]Absence check using state equation in 4924 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 254 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
[2022-05-20 17:02:03] [INFO ] Computed 13 place invariants in 74 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29043 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 1859 ms. (steps per millisecond=537 ) properties (out of 1) seen :1
[2022-05-20 17:02:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 17:02:34] [INFO ] Computed 13 place invariants in 77 ms
[2022-05-20 17:02:34] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2022-05-20 17:02:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 17:02:41] [INFO ] [Real]Absence check using state equation in 7363 ms returned sat
[2022-05-20 17:02:41] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 17:02:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-20 17:02:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 17:02:51] [INFO ] [Nat]Absence check using state equation in 9304 ms returned sat
[2022-05-20 17:02:51] [INFO ] State equation strengthened by 268 read => feed constraints.
[2022-05-20 17:02:54] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-20 17:02:57] [INFO ] [Nat]Added 268 Read/Feed constraints in 6404 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] 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 166 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 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2022-05-20 17:02:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 17:02:58] [INFO ] Computed 13 place invariants in 103 ms
[2022-05-20 17:02:59] [INFO ] Implicit Places using invariants in 1598 ms returned []
Implicit Place search using SMT only with invariants took 1611 ms to find 0 implicit places.
[2022-05-20 17:02:59] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2022-05-20 17:02:59] [INFO ] Computed 13 place invariants in 35 ms
[2022-05-20 17:03:07] [INFO ] Dead Transitions using invariants and state equation in 7446 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-13 in 70081 ms.
[2022-05-20 17:03:08] [INFO ] Flatten gal took : 1000 ms
[2022-05-20 17:03:09] [INFO ] Applying decomposition
[2022-05-20 17:03:10] [INFO ] Flatten gal took : 865 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/graph3020548324289702739.txt' '-o' '/tmp/graph3020548324289702739.bin' '-w' '/tmp/graph3020548324289702739.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph3020548324289702739.bin' '-l' '-1' '-v' '-w' '/tmp/graph3020548324289702739.weights' '-q' '0' '-e' '0.001'
[2022-05-20 17:03:12] [INFO ] Decomposing Gal with order
[2022-05-20 17:03:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-05-20 17:03:15] [INFO ] Removed a total of 91912 redundant transitions.
[2022-05-20 17:03:16] [INFO ] Flatten gal took : 2009 ms
[2022-05-20 17:03:17] [INFO ] Fuse similar labels procedure discarded/fused a total of 1701 labels/synchronizations in 1075 ms.
[2022-05-20 17:03:17] [INFO ] Time to serialize gal into /tmp/UpperBounds7122476858445563729.gal : 163 ms
[2022-05-20 17:03:17] [INFO ] Time to serialize properties into /tmp/UpperBounds5405557285116806420.prop : 0 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/UpperBounds7122476858445563729.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds5405557285116806420.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...274
Loading property file /tmp/UpperBounds5405557285116806420.prop.
ITS-tools command line returned an error code 137
[2022-05-20 17:17:18] [INFO ] Flatten gal took : 1484 ms
[2022-05-20 17:17:18] [INFO ] Time to serialize gal into /tmp/UpperBounds17742359450145128082.gal : 202 ms
[2022-05-20 17:17:18] [INFO ] Time to serialize properties into /tmp/UpperBounds6207028769775989192.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/UpperBounds17742359450145128082.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds6207028769775989192.prop' '--nowitness' '--gen-order' 'FOLLOW'

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...296
Loading property file /tmp/UpperBounds6207028769775989192.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-3"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
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 2-4028"
echo " Executing tool itstools"
echo " Input is RERS17pb113-PT-3, 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 r186-tajo-165281571700021"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-3.tgz
mv RERS17pb113-PT-3 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 ;