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.r327-tall-167889199100029.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)
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.......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is RERS17pb113-PT-4, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r327-tall-167889199100029
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.3K Feb 26 18:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Feb 26 18:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Feb 26 18:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 26 18:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Feb 25 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 18:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Feb 26 18:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 26 18:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 89K Feb 26 18:14 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-4-UpperBounds-00
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-01
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-02
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-03
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-04
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-05
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-06
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-07
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-08
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-09
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-10
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-11
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-12
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-13
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-14
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678937838112

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-4
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 03:37:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-16 03:37:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 03:37:20] [INFO ] Load time of PNML (sax parser for PT used): 699 ms
[2023-03-16 03:37:20] [INFO ] Transformed 639 places.
[2023-03-16 03:37:20] [INFO ] Transformed 31353 transitions.
[2023-03-16 03:37:20] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 922 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 9 ms.
Normalized transition count is 18326 out of 31353 initially.
// Phase 1: matrix 18326 rows 639 cols
[2023-03-16 03:37:20] [INFO ] Computed 25 place invariants in 125 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 445 ms. (steps per millisecond=22 ) properties (out of 16) seen :24
FORMULA RERS17pb113-PT-4-UpperBounds-10 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-03 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-00 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 13) seen :5
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 13) seen :5
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 13) seen :5
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 13) seen :2
[2023-03-16 03:37:21] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 639 cols
[2023-03-16 03:37:22] [INFO ] Computed 25 place invariants in 71 ms
[2023-03-16 03:37:22] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-16 03:37:22] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 7 ms returned sat
[2023-03-16 03:37:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:37:27] [INFO ] [Real]Absence check using state equation in 4809 ms returned unknown
[2023-03-16 03:37:27] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:37:27] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2023-03-16 03:37:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:37:32] [INFO ] [Real]Absence check using state equation in 4926 ms returned unknown
[2023-03-16 03:37:32] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:37:32] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 03:37:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:37:37] [INFO ] [Real]Absence check using state equation in 4924 ms returned unknown
[2023-03-16 03:37:37] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:37:37] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2023-03-16 03:37:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:37:42] [INFO ] [Real]Absence check using state equation in 4930 ms returned unknown
[2023-03-16 03:37:42] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-16 03:37:42] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 03:37:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:37:47] [INFO ] [Real]Absence check using state equation in 4940 ms returned unknown
[2023-03-16 03:37:47] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:37:47] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-16 03:37:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:37:52] [INFO ] [Real]Absence check using state equation in 4928 ms returned unknown
[2023-03-16 03:37:52] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:37:52] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 03:37:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:37:57] [INFO ] [Real]Absence check using state equation in 4940 ms returned unknown
[2023-03-16 03:37:57] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:37:57] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-16 03:37:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:38:02] [INFO ] [Real]Absence check using state equation in 4948 ms returned unknown
[2023-03-16 03:38:02] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:38:02] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 03:38:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:38:07] [INFO ] [Real]Absence check using state equation in 4934 ms returned unknown
[2023-03-16 03:38:07] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:38:07] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 03:38:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:38:12] [INFO ] [Real]Absence check using state equation in 4938 ms returned unknown
[2023-03-16 03:38:12] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-16 03:38:12] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 03:38:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:38:17] [INFO ] [Real]Absence check using state equation in 4940 ms returned unknown
[2023-03-16 03:38:17] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-16 03:38:17] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 03:38:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:38:22] [INFO ] [Real]Absence check using state equation in 4934 ms returned unknown
[2023-03-16 03:38:22] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:38:22] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-16 03:38:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:38:27] [INFO ] [Real]Absence check using state equation in 4947 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Support contains 13 out of 639 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY 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 976 ms. Remains 626 /639 variables (removed 13) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 986 ms. Remains : 626/639 places, 31352/31353 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 03:38:28] [INFO ] Computed 13 place invariants in 83 ms
Finished random walk after 906733 steps, including 2 resets, run visited all 13 properties in 30001 ms. (steps per millisecond=30 )
FORMULA RERS17pb113-PT-4-UpperBounds-06 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1893 ms. (steps per millisecond=528 ) properties (out of 12) seen :11
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 3871 ms. (steps per millisecond=258 ) properties (out of 12) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1894 ms. (steps per millisecond=527 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3796 ms. (steps per millisecond=263 ) properties (out of 12) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2036 ms. (steps per millisecond=491 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1919 ms. (steps per millisecond=521 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1678 ms. (steps per millisecond=595 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1809 ms. (steps per millisecond=552 ) properties (out of 12) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1927 ms. (steps per millisecond=518 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2106 ms. (steps per millisecond=474 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2527 ms. (steps per millisecond=395 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2443 ms. (steps per millisecond=409 ) properties (out of 12) seen :13
[2023-03-16 03:39:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 03:39:26] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 03:39:26] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:39:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:39:40] [INFO ] [Real]Absence check using state equation in 13513 ms returned sat
[2023-03-16 03:39:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:39:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:39:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:39:53] [INFO ] [Nat]Absence check using state equation in 12956 ms returned sat
[2023-03-16 03:39:54] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 03:39:57] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:40:00] [INFO ] [Nat]Added 268 Read/Feed constraints in 6609 ms returned unknown
[2023-03-16 03:40:00] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:40:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:40:12] [INFO ] [Real]Absence check using state equation in 11363 ms returned sat
[2023-03-16 03:40:12] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:40:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 03:40:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:40:26] [INFO ] [Nat]Absence check using state equation in 14092 ms returned sat
[2023-03-16 03:40:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:40:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6402 ms returned unknown
[2023-03-16 03:40:33] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:40:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:40:49] [INFO ] [Real]Absence check using state equation in 16011 ms returned sat
[2023-03-16 03:40:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:40:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:40:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:41:02] [INFO ] [Nat]Absence check using state equation in 12847 ms returned sat
[2023-03-16 03:41:05] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:41:08] [INFO ] [Nat]Added 268 Read/Feed constraints in 6400 ms returned unknown
[2023-03-16 03:41:08] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 03:41:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:41:22] [INFO ] [Real]Absence check using state equation in 13664 ms returned sat
[2023-03-16 03:41:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:41:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:41:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:41:38] [INFO ] [Nat]Absence check using state equation in 15629 ms returned sat
[2023-03-16 03:41:42] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:41:45] [INFO ] [Nat]Added 268 Read/Feed constraints in 6367 ms returned unknown
[2023-03-16 03:41:45] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:41:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:41:56] [INFO ] [Real]Absence check using state equation in 11484 ms returned sat
[2023-03-16 03:41:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:41:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:41:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:42:09] [INFO ] [Nat]Absence check using state equation in 12182 ms returned sat
[2023-03-16 03:42:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:42:15] [INFO ] [Nat]Added 268 Read/Feed constraints in 6450 ms returned unknown
[2023-03-16 03:42:15] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:42:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:42:26] [INFO ] [Real]Absence check using state equation in 10345 ms returned sat
[2023-03-16 03:42:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:42:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:42:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:42:37] [INFO ] [Nat]Absence check using state equation in 11039 ms returned sat
[2023-03-16 03:42:41] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:42:44] [INFO ] [Nat]Added 268 Read/Feed constraints in 6480 ms returned unknown
[2023-03-16 03:42:44] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:42:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:42:53] [INFO ] [Real]Absence check using state equation in 9512 ms returned sat
[2023-03-16 03:42:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:42:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:42:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:43:06] [INFO ] [Nat]Absence check using state equation in 12123 ms returned sat
[2023-03-16 03:43:09] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:43:12] [INFO ] [Nat]Added 268 Read/Feed constraints in 6483 ms returned unknown
[2023-03-16 03:43:12] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:43:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:43:29] [INFO ] [Real]Absence check using state equation in 16938 ms returned sat
[2023-03-16 03:43:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:43:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 03:43:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:43:45] [INFO ] [Nat]Absence check using state equation in 15463 ms returned sat
[2023-03-16 03:43:49] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:43:52] [INFO ] [Nat]Added 268 Read/Feed constraints in 6519 ms returned unknown
[2023-03-16 03:43:52] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:43:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:44:06] [INFO ] [Real]Absence check using state equation in 14138 ms returned sat
[2023-03-16 03:44:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:44:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:44:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:44:20] [INFO ] [Nat]Absence check using state equation in 14048 ms returned sat
[2023-03-16 03:44:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:44:27] [INFO ] [Nat]Added 268 Read/Feed constraints in 6498 ms returned unknown
[2023-03-16 03:44:27] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:44:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:44:47] [INFO ] [Real]Absence check using state equation in 20148 ms returned sat
[2023-03-16 03:44:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:44:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 03:44:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:45:01] [INFO ] [Nat]Absence check using state equation in 13767 ms returned sat
[2023-03-16 03:45:05] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:45:08] [INFO ] [Nat]Added 268 Read/Feed constraints in 6473 ms returned unknown
[2023-03-16 03:45:08] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:45:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:45:20] [INFO ] [Real]Absence check using state equation in 12174 ms returned sat
[2023-03-16 03:45:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:45:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 03:45:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:45:35] [INFO ] [Nat]Absence check using state equation in 14057 ms returned sat
[2023-03-16 03:45:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:45:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6537 ms returned unknown
[2023-03-16 03:45:41] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:45:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:45:53] [INFO ] [Real]Absence check using state equation in 11984 ms returned sat
[2023-03-16 03:45:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:45:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 03:45:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:46:05] [INFO ] [Nat]Absence check using state equation in 11612 ms returned sat
[2023-03-16 03:46:09] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:46:12] [INFO ] [Nat]Added 268 Read/Feed constraints in 6400 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 2]
Support contains 12 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 212 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 212 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 03:46:12] [INFO ] Computed 13 place invariants in 63 ms
Finished random walk after 897660 steps, including 2 resets, run visited all 12 properties in 30001 ms. (steps per millisecond=29 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2103 ms. (steps per millisecond=475 ) properties (out of 12) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4080 ms. (steps per millisecond=245 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1977 ms. (steps per millisecond=505 ) properties (out of 12) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4169 ms. (steps per millisecond=239 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2242 ms. (steps per millisecond=446 ) properties (out of 12) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2119 ms. (steps per millisecond=471 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1799 ms. (steps per millisecond=555 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2033 ms. (steps per millisecond=491 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2059 ms. (steps per millisecond=485 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2324 ms. (steps per millisecond=430 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2806 ms. (steps per millisecond=356 ) properties (out of 12) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2751 ms. (steps per millisecond=363 ) properties (out of 12) seen :12
[2023-03-16 03:47:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 03:47:13] [INFO ] Computed 13 place invariants in 67 ms
[2023-03-16 03:47:13] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:47:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:47:28] [INFO ] [Real]Absence check using state equation in 15397 ms returned sat
[2023-03-16 03:47:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:47:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 03:47:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:47:44] [INFO ] [Nat]Absence check using state equation in 15384 ms returned sat
[2023-03-16 03:47:44] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 03:47:48] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:47:51] [INFO ] [Nat]Added 268 Read/Feed constraints in 6503 ms returned unknown
[2023-03-16 03:47:51] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:47:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:48:05] [INFO ] [Real]Absence check using state equation in 14568 ms returned sat
[2023-03-16 03:48:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:48:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 03:48:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:48:25] [INFO ] [Nat]Absence check using state equation in 19307 ms returned sat
[2023-03-16 03:48:29] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:48:32] [INFO ] [Nat]Added 268 Read/Feed constraints in 6458 ms returned unknown
[2023-03-16 03:48:32] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:48:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:48:47] [INFO ] [Real]Absence check using state equation in 15671 ms returned sat
[2023-03-16 03:48:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:48:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:48:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:49:02] [INFO ] [Nat]Absence check using state equation in 14548 ms returned sat
[2023-03-16 03:49:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:49:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 6421 ms returned unknown
[2023-03-16 03:49:09] [INFO ] [Real]Absence check using 13 positive place invariants in 44 ms returned sat
[2023-03-16 03:49:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:49:22] [INFO ] [Real]Absence check using state equation in 13444 ms returned sat
[2023-03-16 03:49:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:49:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:49:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:49:35] [INFO ] [Nat]Absence check using state equation in 11829 ms returned sat
[2023-03-16 03:49:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:49:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6483 ms returned unknown
[2023-03-16 03:49:41] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:49:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:49:58] [INFO ] [Real]Absence check using state equation in 16750 ms returned sat
[2023-03-16 03:49:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:49:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:49:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:50:14] [INFO ] [Nat]Absence check using state equation in 15639 ms returned sat
[2023-03-16 03:50:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:50:20] [INFO ] [Nat]Added 268 Read/Feed constraints in 6420 ms returned unknown
[2023-03-16 03:50:21] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:50:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:50:31] [INFO ] [Real]Absence check using state equation in 10563 ms returned sat
[2023-03-16 03:50:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:50:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:50:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:50:44] [INFO ] [Nat]Absence check using state equation in 12487 ms returned sat
[2023-03-16 03:50:48] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:50:51] [INFO ] [Nat]Added 268 Read/Feed constraints in 6469 ms returned unknown
[2023-03-16 03:50:51] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:50:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:51:01] [INFO ] [Real]Absence check using state equation in 10682 ms returned sat
[2023-03-16 03:51:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:51:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:51:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:51:14] [INFO ] [Nat]Absence check using state equation in 11774 ms returned sat
[2023-03-16 03:51:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:51:20] [INFO ] [Nat]Added 268 Read/Feed constraints in 6473 ms returned unknown
[2023-03-16 03:51:20] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:51:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:51:39] [INFO ] [Real]Absence check using state equation in 18580 ms returned sat
[2023-03-16 03:51:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:51:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:51:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:51:54] [INFO ] [Nat]Absence check using state equation in 14456 ms returned sat
[2023-03-16 03:51:57] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:52:00] [INFO ] [Nat]Added 268 Read/Feed constraints in 6487 ms returned unknown
[2023-03-16 03:52:00] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:52:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:52:13] [INFO ] [Real]Absence check using state equation in 12275 ms returned sat
[2023-03-16 03:52:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:52:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:52:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:52:26] [INFO ] [Nat]Absence check using state equation in 12820 ms returned sat
[2023-03-16 03:52:29] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:52:32] [INFO ] [Nat]Added 268 Read/Feed constraints in 6486 ms returned unknown
[2023-03-16 03:52:32] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:52:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:52:52] [INFO ] [Real]Absence check using state equation in 19633 ms returned sat
[2023-03-16 03:52:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:52:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:52:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:53:07] [INFO ] [Nat]Absence check using state equation in 14891 ms returned sat
[2023-03-16 03:53:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:53:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 6552 ms returned unknown
[2023-03-16 03:53:14] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 03:53:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:53:25] [INFO ] [Real]Absence check using state equation in 11300 ms returned sat
[2023-03-16 03:53:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:53:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:53:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:53:38] [INFO ] [Nat]Absence check using state equation in 12413 ms returned sat
[2023-03-16 03:53:42] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:53:45] [INFO ] [Nat]Added 268 Read/Feed constraints in 6411 ms returned unknown
[2023-03-16 03:53:45] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-16 03:53:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:53:56] [INFO ] [Real]Absence check using state equation in 11107 ms returned sat
[2023-03-16 03:53:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:53:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:53:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:54:07] [INFO ] [Nat]Absence check using state equation in 11141 ms returned sat
[2023-03-16 03:54:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:54:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 6444 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 3, 2, 2, 2, 2, 1, 2, 1, 3, 2, 2]
Support contains 12 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 264 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 266 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 253 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 03:54:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 03:54:14] [INFO ] Invariant cache hit.
[2023-03-16 03:54:17] [INFO ] Implicit Places using invariants in 2482 ms returned []
Implicit Place search using SMT only with invariants took 2484 ms to find 0 implicit places.
[2023-03-16 03:54:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 03:54:17] [INFO ] Invariant cache hit.
[2023-03-16 03:54:27] [INFO ] Dead Transitions using invariants and state equation in 9841 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12603 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 03:54:27] [INFO ] Computed 13 place invariants in 53 ms
Finished random walk after 879054 steps, including 2 resets, run visited all 12 properties in 30001 ms. (steps per millisecond=29 )
FORMULA RERS17pb113-PT-4-UpperBounds-13 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1956 ms. (steps per millisecond=511 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4179 ms. (steps per millisecond=239 ) properties (out of 11) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2003 ms. (steps per millisecond=499 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4272 ms. (steps per millisecond=234 ) properties (out of 11) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2282 ms. (steps per millisecond=438 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2175 ms. (steps per millisecond=459 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1932 ms. (steps per millisecond=517 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2110 ms. (steps per millisecond=473 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2200 ms. (steps per millisecond=454 ) properties (out of 11) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3069 ms. (steps per millisecond=325 ) properties (out of 11) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2801 ms. (steps per millisecond=357 ) properties (out of 11) seen :12
[2023-03-16 03:55:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 03:55:26] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 03:55:26] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:55:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:55:40] [INFO ] [Real]Absence check using state equation in 14565 ms returned sat
[2023-03-16 03:55:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:55:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:55:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:55:55] [INFO ] [Nat]Absence check using state equation in 14521 ms returned sat
[2023-03-16 03:55:56] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 03:55:59] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:56:02] [INFO ] [Nat]Added 268 Read/Feed constraints in 6499 ms returned unknown
[2023-03-16 03:56:02] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:56:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:56:17] [INFO ] [Real]Absence check using state equation in 15325 ms returned sat
[2023-03-16 03:56:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:56:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:56:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:56:35] [INFO ] [Nat]Absence check using state equation in 17100 ms returned sat
[2023-03-16 03:56:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:56:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6458 ms returned unknown
[2023-03-16 03:56:42] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:56:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:56:56] [INFO ] [Real]Absence check using state equation in 14067 ms returned sat
[2023-03-16 03:56:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:56:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:56:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:57:09] [INFO ] [Nat]Absence check using state equation in 12885 ms returned sat
[2023-03-16 03:57:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:57:15] [INFO ] [Nat]Added 268 Read/Feed constraints in 6415 ms returned unknown
[2023-03-16 03:57:15] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:57:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:57:29] [INFO ] [Real]Absence check using state equation in 13645 ms returned sat
[2023-03-16 03:57:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:57:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 03:57:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:57:42] [INFO ] [Nat]Absence check using state equation in 12100 ms returned sat
[2023-03-16 03:57:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:57:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 6528 ms returned unknown
[2023-03-16 03:57:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:57:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:58:05] [INFO ] [Real]Absence check using state equation in 16383 ms returned sat
[2023-03-16 03:58:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:58:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 03:58:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:58:21] [INFO ] [Nat]Absence check using state equation in 16099 ms returned sat
[2023-03-16 03:58:25] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:58:28] [INFO ] [Nat]Added 268 Read/Feed constraints in 6413 ms returned unknown
[2023-03-16 03:58:28] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:58:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:58:38] [INFO ] [Real]Absence check using state equation in 10646 ms returned sat
[2023-03-16 03:58:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:58:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:58:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:58:50] [INFO ] [Nat]Absence check using state equation in 11141 ms returned sat
[2023-03-16 03:58:53] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:58:56] [INFO ] [Nat]Added 268 Read/Feed constraints in 6419 ms returned unknown
[2023-03-16 03:58:56] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:58:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:59:08] [INFO ] [Real]Absence check using state equation in 11163 ms returned sat
[2023-03-16 03:59:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:59:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 03:59:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 03:59:24] [INFO ] [Nat]Absence check using state equation in 15921 ms returned sat
[2023-03-16 03:59:27] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 03:59:30] [INFO ] [Nat]Added 268 Read/Feed constraints in 6419 ms returned unknown
[2023-03-16 03:59:30] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:59:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 03:59:45] [INFO ] [Real]Absence check using state equation in 14639 ms returned sat
[2023-03-16 03:59:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 03:59:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 03:59:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:00:00] [INFO ] [Nat]Absence check using state equation in 14390 ms returned sat
[2023-03-16 04:00:03] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:00:06] [INFO ] [Nat]Added 268 Read/Feed constraints in 6492 ms returned unknown
[2023-03-16 04:00:07] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:00:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:00:17] [INFO ] [Real]Absence check using state equation in 10651 ms returned sat
[2023-03-16 04:00:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:00:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:00:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:00:37] [INFO ] [Nat]Absence check using state equation in 18931 ms returned sat
[2023-03-16 04:00:40] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:00:43] [INFO ] [Nat]Added 268 Read/Feed constraints in 6425 ms returned unknown
[2023-03-16 04:00:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:00:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:00:54] [INFO ] [Real]Absence check using state equation in 11106 ms returned sat
[2023-03-16 04:00:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:00:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:00:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:01:07] [INFO ] [Nat]Absence check using state equation in 12328 ms returned sat
[2023-03-16 04:01:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:01:13] [INFO ] [Nat]Added 268 Read/Feed constraints in 6482 ms returned unknown
[2023-03-16 04:01:13] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:01:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:01:24] [INFO ] [Real]Absence check using state equation in 10987 ms returned sat
[2023-03-16 04:01:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:01:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:01:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:01:36] [INFO ] [Nat]Absence check using state equation in 11229 ms returned sat
[2023-03-16 04:01:40] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:01:43] [INFO ] [Nat]Added 268 Read/Feed constraints in 6464 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 3, 2, 2, 2, 2, 3, 2, 2, 2, 2]
Support contains 11 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 205 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 206 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:01:43] [INFO ] Computed 13 place invariants in 53 ms
Finished random walk after 863987 steps, including 2 resets, run visited all 11 properties in 30001 ms. (steps per millisecond=28 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2021 ms. (steps per millisecond=494 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4170 ms. (steps per millisecond=239 ) properties (out of 11) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1918 ms. (steps per millisecond=521 ) properties (out of 11) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4221 ms. (steps per millisecond=236 ) properties (out of 11) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2168 ms. (steps per millisecond=461 ) properties (out of 11) seen :11
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 :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1841 ms. (steps per millisecond=543 ) properties (out of 11) seen :11
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 2053 ms. (steps per millisecond=487 ) properties (out of 11) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2844 ms. (steps per millisecond=351 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2465 ms. (steps per millisecond=405 ) properties (out of 11) seen :12
[2023-03-16 04:02:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:02:41] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 04:02:41] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:02:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:02:55] [INFO ] [Real]Absence check using state equation in 14365 ms returned sat
[2023-03-16 04:02:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:02:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:02:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:03:09] [INFO ] [Nat]Absence check using state equation in 13844 ms returned sat
[2023-03-16 04:03:10] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:03:13] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:03:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 6461 ms returned unknown
[2023-03-16 04:03:16] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 04:03:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:03:29] [INFO ] [Real]Absence check using state equation in 12530 ms returned sat
[2023-03-16 04:03:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:03:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-16 04:03:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:03:42] [INFO ] [Nat]Absence check using state equation in 13245 ms returned sat
[2023-03-16 04:03:46] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:03:49] [INFO ] [Nat]Added 268 Read/Feed constraints in 6434 ms returned unknown
[2023-03-16 04:03:49] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:03:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:04:03] [INFO ] [Real]Absence check using state equation in 14348 ms returned sat
[2023-03-16 04:04:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:04:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:04:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:04:19] [INFO ] [Nat]Absence check using state equation in 15525 ms returned sat
[2023-03-16 04:04:23] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:04:26] [INFO ] [Nat]Added 268 Read/Feed constraints in 6471 ms returned unknown
[2023-03-16 04:04:26] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 04:04:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:04:41] [INFO ] [Real]Absence check using state equation in 15310 ms returned sat
[2023-03-16 04:04:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:04:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:04:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:04:53] [INFO ] [Nat]Absence check using state equation in 11862 ms returned sat
[2023-03-16 04:04:57] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:05:00] [INFO ] [Nat]Added 268 Read/Feed constraints in 6416 ms returned unknown
[2023-03-16 04:05:00] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:05:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:05:16] [INFO ] [Real]Absence check using state equation in 16519 ms returned sat
[2023-03-16 04:05:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:05:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:05:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:05:32] [INFO ] [Nat]Absence check using state equation in 15291 ms returned sat
[2023-03-16 04:05:35] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:05:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6399 ms returned unknown
[2023-03-16 04:05:39] [INFO ] [Real]Absence check using 13 positive place invariants in 18 ms returned sat
[2023-03-16 04:05:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:05:49] [INFO ] [Real]Absence check using state equation in 10748 ms returned sat
[2023-03-16 04:05:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:05:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:05:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:06:01] [INFO ] [Nat]Absence check using state equation in 10758 ms returned sat
[2023-03-16 04:06:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:06:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6419 ms returned unknown
[2023-03-16 04:06:07] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:06:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:06:18] [INFO ] [Real]Absence check using state equation in 11065 ms returned sat
[2023-03-16 04:06:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:06:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-16 04:06:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:06:35] [INFO ] [Nat]Absence check using state equation in 16547 ms returned sat
[2023-03-16 04:06:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:06:42] [INFO ] [Nat]Added 268 Read/Feed constraints in 6529 ms returned unknown
[2023-03-16 04:06:42] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:06:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:06:57] [INFO ] [Real]Absence check using state equation in 15143 ms returned sat
[2023-03-16 04:06:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:06:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:06:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:07:12] [INFO ] [Nat]Absence check using state equation in 14591 ms returned sat
[2023-03-16 04:07:15] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:07:18] [INFO ] [Nat]Added 268 Read/Feed constraints in 6559 ms returned unknown
[2023-03-16 04:07:18] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:07:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:07:29] [INFO ] [Real]Absence check using state equation in 10607 ms returned sat
[2023-03-16 04:07:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:07:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:07:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:07:48] [INFO ] [Nat]Absence check using state equation in 18309 ms returned sat
[2023-03-16 04:07:51] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:07:54] [INFO ] [Nat]Added 268 Read/Feed constraints in 6444 ms returned unknown
[2023-03-16 04:07:54] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:07:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:08:05] [INFO ] [Real]Absence check using state equation in 11068 ms returned sat
[2023-03-16 04:08:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:08:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:08:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:08:18] [INFO ] [Nat]Absence check using state equation in 12348 ms returned sat
[2023-03-16 04:08:22] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:08:25] [INFO ] [Nat]Added 268 Read/Feed constraints in 6401 ms returned unknown
[2023-03-16 04:08:25] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:08:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:08:36] [INFO ] [Real]Absence check using state equation in 10820 ms returned sat
[2023-03-16 04:08:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:08:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:08:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:08:47] [INFO ] [Nat]Absence check using state equation in 10886 ms returned sat
[2023-03-16 04:08:50] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:08:53] [INFO ] [Nat]Added 268 Read/Feed constraints in 6404 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 3, 3, 2, 2, 2, 3, 2, 2, 2, 2]
Support contains 11 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 221 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 221 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 214 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 04:08:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:08:54] [INFO ] Invariant cache hit.
[2023-03-16 04:08:56] [INFO ] Implicit Places using invariants in 1923 ms returned []
Implicit Place search using SMT only with invariants took 1924 ms to find 0 implicit places.
[2023-03-16 04:08:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:08:56] [INFO ] Invariant cache hit.
[2023-03-16 04:09:04] [INFO ] Dead Transitions using invariants and state equation in 8724 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10867 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:09:04] [INFO ] Computed 13 place invariants in 52 ms
Finished random walk after 710990 steps, including 2 resets, run visited all 11 properties in 30001 ms. (steps per millisecond=23 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2290 ms. (steps per millisecond=436 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4874 ms. (steps per millisecond=205 ) properties (out of 11) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2223 ms. (steps per millisecond=449 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4782 ms. (steps per millisecond=209 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2476 ms. (steps per millisecond=403 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2366 ms. (steps per millisecond=422 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2034 ms. (steps per millisecond=491 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2214 ms. (steps per millisecond=451 ) properties (out of 11) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2301 ms. (steps per millisecond=434 ) properties (out of 11) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3130 ms. (steps per millisecond=319 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 3031 ms. (steps per millisecond=329 ) properties (out of 11) seen :11
[2023-03-16 04:10:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:10:06] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 04:10:06] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:10:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:10:21] [INFO ] [Real]Absence check using state equation in 14414 ms returned sat
[2023-03-16 04:10:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:10:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:10:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:10:35] [INFO ] [Nat]Absence check using state equation in 13388 ms returned sat
[2023-03-16 04:10:35] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:10:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:10:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6453 ms returned unknown
[2023-03-16 04:10:41] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 04:10:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:10:56] [INFO ] [Real]Absence check using state equation in 14505 ms returned sat
[2023-03-16 04:10:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:10:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:10:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:11:13] [INFO ] [Nat]Absence check using state equation in 17195 ms returned sat
[2023-03-16 04:11:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:11:20] [INFO ] [Nat]Added 268 Read/Feed constraints in 6391 ms returned unknown
[2023-03-16 04:11:20] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 04:11:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:11:32] [INFO ] [Real]Absence check using state equation in 12460 ms returned sat
[2023-03-16 04:11:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:11:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:11:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:11:46] [INFO ] [Nat]Absence check using state equation in 13548 ms returned sat
[2023-03-16 04:11:50] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:11:53] [INFO ] [Nat]Added 268 Read/Feed constraints in 6417 ms returned unknown
[2023-03-16 04:11:53] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:11:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:12:06] [INFO ] [Real]Absence check using state equation in 13698 ms returned sat
[2023-03-16 04:12:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:12:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:12:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:12:19] [INFO ] [Nat]Absence check using state equation in 11758 ms returned sat
[2023-03-16 04:12:22] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:12:25] [INFO ] [Nat]Added 268 Read/Feed constraints in 6424 ms returned unknown
[2023-03-16 04:12:25] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:12:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:12:42] [INFO ] [Real]Absence check using state equation in 16369 ms returned sat
[2023-03-16 04:12:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:12:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:12:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:12:58] [INFO ] [Nat]Absence check using state equation in 15774 ms returned sat
[2023-03-16 04:13:01] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:13:04] [INFO ] [Nat]Added 268 Read/Feed constraints in 6445 ms returned unknown
[2023-03-16 04:13:04] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:13:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:13:15] [INFO ] [Real]Absence check using state equation in 10691 ms returned sat
[2023-03-16 04:13:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:13:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:13:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:13:27] [INFO ] [Nat]Absence check using state equation in 11432 ms returned sat
[2023-03-16 04:13:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:13:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6397 ms returned unknown
[2023-03-16 04:13:33] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:13:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:13:44] [INFO ] [Real]Absence check using state equation in 11046 ms returned sat
[2023-03-16 04:13:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:13:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:13:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:14:01] [INFO ] [Nat]Absence check using state equation in 16064 ms returned sat
[2023-03-16 04:14:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:14:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6467 ms returned unknown
[2023-03-16 04:14:07] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:14:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:14:25] [INFO ] [Real]Absence check using state equation in 17594 ms returned sat
[2023-03-16 04:14:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:14:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:14:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:14:41] [INFO ] [Nat]Absence check using state equation in 15804 ms returned sat
[2023-03-16 04:14:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:14:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 6502 ms returned unknown
[2023-03-16 04:14:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:14:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:14:59] [INFO ] [Real]Absence check using state equation in 10906 ms returned sat
[2023-03-16 04:14:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:14:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:14:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:15:20] [INFO ] [Nat]Absence check using state equation in 21125 ms returned sat
[2023-03-16 04:15:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:15:27] [INFO ] [Nat]Added 268 Read/Feed constraints in 6475 ms returned unknown
[2023-03-16 04:15:27] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:15:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:15:40] [INFO ] [Real]Absence check using state equation in 12556 ms returned sat
[2023-03-16 04:15:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:15:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:15:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:15:54] [INFO ] [Nat]Absence check using state equation in 14330 ms returned sat
[2023-03-16 04:15:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:16:01] [INFO ] [Nat]Added 268 Read/Feed constraints in 6441 ms returned unknown
[2023-03-16 04:16:01] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:16:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:16:13] [INFO ] [Real]Absence check using state equation in 12476 ms returned sat
[2023-03-16 04:16:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:16:14] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:16:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:16:26] [INFO ] [Nat]Absence check using state equation in 12661 ms returned sat
[2023-03-16 04:16:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:16:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6566 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 3, 3, 2, 2, 2, 3, 2, 2, 2, 2]
Support contains 11 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 220 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 220 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 218 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 04:16:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:16:33] [INFO ] Invariant cache hit.
[2023-03-16 04:16:35] [INFO ] Implicit Places using invariants in 1867 ms returned []
Implicit Place search using SMT only with invariants took 1894 ms to find 0 implicit places.
[2023-03-16 04:16:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:16:35] [INFO ] Invariant cache hit.
[2023-03-16 04:16:45] [INFO ] Dead Transitions using invariants and state equation in 9499 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11625 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-01
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:16:45] [INFO ] Computed 13 place invariants in 56 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 315 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 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :1
[2023-03-16 04:16:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:16:45] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 04:16:46] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2023-03-16 04:16:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:16:50] [INFO ] [Real]Absence check using state equation in 4929 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 169 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 175 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:16:51] [INFO ] Computed 13 place invariants in 54 ms
Finished random walk after 957978 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 1871 ms. (steps per millisecond=534 ) properties (out of 1) seen :1
[2023-03-16 04:17:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:17:23] [INFO ] Computed 13 place invariants in 51 ms
[2023-03-16 04:17:23] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:17:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:17:38] [INFO ] [Real]Absence check using state equation in 15505 ms returned sat
[2023-03-16 04:17:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:17:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:17:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:17:54] [INFO ] [Nat]Absence check using state equation in 15208 ms returned sat
[2023-03-16 04:17:54] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:17:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:18:01] [INFO ] [Nat]Added 268 Read/Feed constraints in 6497 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 170 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 171 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY 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.
[2023-03-16 04:18:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:18:01] [INFO ] Invariant cache hit.
[2023-03-16 04:18:03] [INFO ] Implicit Places using invariants in 1893 ms returned []
Implicit Place search using SMT only with invariants took 1893 ms to find 0 implicit places.
[2023-03-16 04:18:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:18:03] [INFO ] Invariant cache hit.
[2023-03-16 04:18:12] [INFO ] Dead Transitions using invariants and state equation in 8844 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10910 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-01 in 86801 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-02
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:18:12] [INFO ] Computed 13 place invariants in 45 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 291 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 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :1
[2023-03-16 04:18:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:18:12] [INFO ] Computed 13 place invariants in 56 ms
[2023-03-16 04:18:12] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:18:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:18:17] [INFO ] [Real]Absence check using state equation in 4947 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY 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 REACHABILITY mode , in 1 iterations and 176 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:18:18] [INFO ] Computed 13 place invariants in 58 ms
Finished random walk after 965452 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 3648 ms. (steps per millisecond=274 ) properties (out of 1) seen :1
[2023-03-16 04:18:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:18:51] [INFO ] Computed 13 place invariants in 54 ms
[2023-03-16 04:18:51] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:18:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:19:04] [INFO ] [Real]Absence check using state equation in 12601 ms returned sat
[2023-03-16 04:19:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:19:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:19:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:19:20] [INFO ] [Nat]Absence check using state equation in 15290 ms returned sat
[2023-03-16 04:19:20] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:19:23] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:19:26] [INFO ] [Nat]Added 268 Read/Feed constraints in 6531 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY 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.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 160 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 04:19:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:19:27] [INFO ] Invariant cache hit.
[2023-03-16 04:19:29] [INFO ] Implicit Places using invariants in 1881 ms returned []
Implicit Place search using SMT only with invariants took 1881 ms to find 0 implicit places.
[2023-03-16 04:19:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:19:29] [INFO ] Invariant cache hit.
[2023-03-16 04:19:37] [INFO ] Dead Transitions using invariants and state equation in 8499 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10550 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-02 in 85349 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-04
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:19:37] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 384 ms. (steps per millisecond=26 ) properties (out of 1) 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 1) seen :2
[2023-03-16 04:19:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:19:38] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 04:19:38] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:19:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:19:43] [INFO ] [Real]Absence check using state equation in 4941 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 212 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 214 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:19:43] [INFO ] Computed 13 place invariants in 63 ms
Finished random walk after 946006 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 1810 ms. (steps per millisecond=552 ) properties (out of 1) seen :1
[2023-03-16 04:20:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:20:15] [INFO ] Computed 13 place invariants in 42 ms
[2023-03-16 04:20:15] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:20:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:20:29] [INFO ] [Real]Absence check using state equation in 13824 ms returned sat
[2023-03-16 04:20:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:20:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:20:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:20:43] [INFO ] [Nat]Absence check using state equation in 14153 ms returned sat
[2023-03-16 04:20:43] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:20:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:20:50] [INFO ] [Nat]Added 268 Read/Feed constraints in 6471 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY 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.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY 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.
[2023-03-16 04:20:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:20:50] [INFO ] Invariant cache hit.
[2023-03-16 04:20:52] [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.
[2023-03-16 04:20:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:20:52] [INFO ] Invariant cache hit.
[2023-03-16 04:21:01] [INFO ] Dead Transitions using invariants and state equation in 8991 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10980 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-04 in 84075 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-05
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:21:01] [INFO ] Computed 13 place invariants in 54 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 281 ms. (steps per millisecond=35 ) 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
[2023-03-16 04:21:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:21:02] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 04:21:02] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:21:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:21:07] [INFO ] [Real]Absence check using state equation in 4945 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 164 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:21:07] [INFO ] Computed 13 place invariants in 54 ms
Finished random walk after 959493 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 3462 ms. (steps per millisecond=288 ) properties (out of 1) seen :1
[2023-03-16 04:21:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:21:40] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 04:21:40] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:21:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:21:54] [INFO ] [Real]Absence check using state equation in 13736 ms returned sat
[2023-03-16 04:21:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:21:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:21:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:22:09] [INFO ] [Nat]Absence check using state equation in 14232 ms returned sat
[2023-03-16 04:22:09] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:22:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:22:15] [INFO ] [Nat]Added 268 Read/Feed constraints in 6493 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY 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 REACHABILITY mode , in 1 iterations and 181 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 170 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 04:22:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:22:16] [INFO ] Invariant cache hit.
[2023-03-16 04:22:18] [INFO ] Implicit Places using invariants in 1751 ms returned []
Implicit Place search using SMT only with invariants took 1776 ms to find 0 implicit places.
[2023-03-16 04:22:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:22:18] [INFO ] Invariant cache hit.
[2023-03-16 04:22:27] [INFO ] Dead Transitions using invariants and state equation in 8994 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10944 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-05 in 85525 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-07
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:22:27] [INFO ] Computed 13 place invariants in 53 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 43 ms. (steps per millisecond=232 ) properties (out of 1) seen :0
[2023-03-16 04:22:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:22:27] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 04:22:27] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:22:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:22:32] [INFO ] [Real]Absence check using state equation in 4948 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 166 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:22:32] [INFO ] Computed 13 place invariants in 49 ms
Finished random walk after 962534 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 1995 ms. (steps per millisecond=501 ) properties (out of 1) seen :1
[2023-03-16 04:23:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:23:04] [INFO ] Computed 13 place invariants in 51 ms
[2023-03-16 04:23:05] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:23:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:23:16] [INFO ] [Real]Absence check using state equation in 11263 ms returned sat
[2023-03-16 04:23:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:23:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:23:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:23:28] [INFO ] [Nat]Absence check using state equation in 12064 ms returned sat
[2023-03-16 04:23:28] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:23:32] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:23:35] [INFO ] [Nat]Added 268 Read/Feed constraints in 6486 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 164 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY 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.
[2023-03-16 04:23:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:23:35] [INFO ] Invariant cache hit.
[2023-03-16 04:23:37] [INFO ] Implicit Places using invariants in 1753 ms returned []
Implicit Place search using SMT only with invariants took 1762 ms to find 0 implicit places.
[2023-03-16 04:23:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:23:37] [INFO ] Invariant cache hit.
[2023-03-16 04:23:46] [INFO ] Dead Transitions using invariants and state equation in 8890 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10832 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-07 in 79286 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-08
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:23:46] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 289 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 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
[2023-03-16 04:23:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:23:46] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 04:23:46] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-16 04:23:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:23:51] [INFO ] [Real]Absence check using state equation in 4936 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:23:52] [INFO ] Computed 13 place invariants in 55 ms
Finished random walk after 920049 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=30 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2047 ms. (steps per millisecond=488 ) properties (out of 1) seen :1
[2023-03-16 04:24:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:24:24] [INFO ] Computed 13 place invariants in 41 ms
[2023-03-16 04:24:24] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:24:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:24:35] [INFO ] [Real]Absence check using state equation in 10770 ms returned sat
[2023-03-16 04:24:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:24:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 04:24:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:24:46] [INFO ] [Nat]Absence check using state equation in 11366 ms returned sat
[2023-03-16 04:24:47] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:24:50] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:24:53] [INFO ] [Nat]Added 268 Read/Feed constraints in 6459 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY 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 REACHABILITY mode , in 1 iterations and 200 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 196 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 04:24:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:24:53] [INFO ] Invariant cache hit.
[2023-03-16 04:24:55] [INFO ] Implicit Places using invariants in 1782 ms returned []
Implicit Place search using SMT only with invariants took 1792 ms to find 0 implicit places.
[2023-03-16 04:24:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:24:55] [INFO ] Invariant cache hit.
[2023-03-16 04:25:04] [INFO ] Dead Transitions using invariants and state equation in 8737 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10734 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:25:04] [INFO ] Computed 13 place invariants in 58 ms
Finished random walk after 761697 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=25 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2274 ms. (steps per millisecond=439 ) properties (out of 1) seen :1
[2023-03-16 04:25:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:25:36] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 04:25:36] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:25:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:25:48] [INFO ] [Real]Absence check using state equation in 11757 ms returned sat
[2023-03-16 04:25:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:25:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:25:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:26:01] [INFO ] [Nat]Absence check using state equation in 12053 ms returned sat
[2023-03-16 04:26:01] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:26:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:26:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6484 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY 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 REACHABILITY mode , in 1 iterations and 199 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 188 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 04:26:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:26:08] [INFO ] Invariant cache hit.
[2023-03-16 04:26:10] [INFO ] Implicit Places using invariants in 1894 ms returned []
Implicit Place search using SMT only with invariants took 1895 ms to find 0 implicit places.
[2023-03-16 04:26:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:26:10] [INFO ] Invariant cache hit.
[2023-03-16 04:26:19] [INFO ] Dead Transitions using invariants and state equation in 8946 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11037 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-08 in 152644 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-09
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:26:19] [INFO ] Computed 13 place invariants in 53 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 243 ms. (steps per millisecond=41 ) 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
[2023-03-16 04:26:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:26:19] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 04:26:19] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:26:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:26:24] [INFO ] [Real]Absence check using state equation in 4954 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:26:24] [INFO ] Computed 13 place invariants in 66 ms
Finished random walk after 840390 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=28 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1966 ms. (steps per millisecond=508 ) properties (out of 1) seen :1
[2023-03-16 04:26:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:26:56] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 04:26:56] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:26:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:27:06] [INFO ] [Real]Absence check using state equation in 9609 ms returned sat
[2023-03-16 04:27:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:27:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:27:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:27:18] [INFO ] [Nat]Absence check using state equation in 11533 ms returned sat
[2023-03-16 04:27:18] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:27:22] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:27:25] [INFO ] [Nat]Added 268 Read/Feed constraints in 6498 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 191 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 191 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY 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.
[2023-03-16 04:27:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:27:25] [INFO ] Invariant cache hit.
[2023-03-16 04:27:27] [INFO ] Implicit Places using invariants in 1969 ms returned []
Implicit Place search using SMT only with invariants took 1970 ms to find 0 implicit places.
[2023-03-16 04:27:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:27:27] [INFO ] Invariant cache hit.
[2023-03-16 04:27:35] [INFO ] Dead Transitions using invariants and state equation in 8459 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10621 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-09 in 76850 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-11
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:27:36] [INFO ] Computed 13 place invariants in 59 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 268 ms. (steps per millisecond=37 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :1
[2023-03-16 04:27:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:27:36] [INFO ] Computed 13 place invariants in 51 ms
[2023-03-16 04:27:36] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:27:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:27:41] [INFO ] [Real]Absence check using state equation in 4930 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:27:41] [INFO ] Computed 13 place invariants in 52 ms
Finished random walk after 860087 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=28 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1938 ms. (steps per millisecond=515 ) properties (out of 1) seen :1
[2023-03-16 04:28:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:28:13] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 04:28:13] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:28:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:28:27] [INFO ] [Real]Absence check using state equation in 13400 ms returned sat
[2023-03-16 04:28:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:28:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:28:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:28:46] [INFO ] [Nat]Absence check using state equation in 18885 ms returned sat
[2023-03-16 04:28:46] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:28:50] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:28:53] [INFO ] [Nat]Added 268 Read/Feed constraints in 6480 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY 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 REACHABILITY mode , in 1 iterations and 187 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY 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.
[2023-03-16 04:28:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:28:53] [INFO ] Invariant cache hit.
[2023-03-16 04:28:55] [INFO ] Implicit Places using invariants in 1814 ms returned []
Implicit Place search using SMT only with invariants took 1825 ms to find 0 implicit places.
[2023-03-16 04:28:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:28:55] [INFO ] Invariant cache hit.
[2023-03-16 04:29:03] [INFO ] Dead Transitions using invariants and state equation in 8417 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10448 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-11 in 87793 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-12
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:29:03] [INFO ] Computed 13 place invariants in 61 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 301 ms. (steps per millisecond=33 ) 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
[2023-03-16 04:29:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:29:04] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 04:29:04] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:29:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:29:09] [INFO ] [Real]Absence check using state equation in 4934 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 161 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:29:09] [INFO ] Computed 13 place invariants in 57 ms
Finished random walk after 887229 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 1854 ms. (steps per millisecond=539 ) properties (out of 1) seen :1
[2023-03-16 04:29:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:29:41] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 04:29:41] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:29:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:29:55] [INFO ] [Real]Absence check using state equation in 14249 ms returned sat
[2023-03-16 04:29:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:29:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:29:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:30:10] [INFO ] [Nat]Absence check using state equation in 14327 ms returned sat
[2023-03-16 04:30:10] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:30:14] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:30:17] [INFO ] [Nat]Added 268 Read/Feed constraints in 6520 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 188 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 188 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY 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.
[2023-03-16 04:30:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:30:17] [INFO ] Invariant cache hit.
[2023-03-16 04:30:19] [INFO ] Implicit Places using invariants in 1817 ms returned []
Implicit Place search using SMT only with invariants took 1832 ms to find 0 implicit places.
[2023-03-16 04:30:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:30:19] [INFO ] Invariant cache hit.
[2023-03-16 04:30:28] [INFO ] Dead Transitions using invariants and state equation in 8659 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10681 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-12 in 84357 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-14
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:30:28] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 375 ms. (steps per millisecond=26 ) properties (out of 1) 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 1) seen :0
[2023-03-16 04:30:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:30:28] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 04:30:28] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:30:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:30:33] [INFO ] [Real]Absence check using state equation in 4928 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY 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.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 179 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:30:33] [INFO ] Computed 13 place invariants in 54 ms
Finished random walk after 806880 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=26 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3148 ms. (steps per millisecond=317 ) properties (out of 1) seen :2
[2023-03-16 04:31:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:31:07] [INFO ] Computed 13 place invariants in 52 ms
[2023-03-16 04:31:07] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:31:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:31:19] [INFO ] [Real]Absence check using state equation in 12334 ms returned sat
[2023-03-16 04:31:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:31:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 04:31:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:31:33] [INFO ] [Nat]Absence check using state equation in 12936 ms returned sat
[2023-03-16 04:31:33] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:31:36] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:31:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6472 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY 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 REACHABILITY mode , in 1 iterations and 208 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY 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.
[2023-03-16 04:31:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:31:40] [INFO ] Invariant cache hit.
[2023-03-16 04:31:41] [INFO ] Implicit Places using invariants in 1848 ms returned []
Implicit Place search using SMT only with invariants took 1872 ms to find 0 implicit places.
[2023-03-16 04:31:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:31:41] [INFO ] Invariant cache hit.
[2023-03-16 04:31:50] [INFO ] Dead Transitions using invariants and state equation in 8497 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10573 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:31:50] [INFO ] Computed 13 place invariants in 51 ms
Finished random walk after 966001 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=32 )
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2470 ms. (steps per millisecond=404 ) properties (out of 1) seen :2
[2023-03-16 04:32:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:32:23] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 04:32:23] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:32:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:32:34] [INFO ] [Real]Absence check using state equation in 11200 ms returned sat
[2023-03-16 04:32:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:32:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:32:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:32:46] [INFO ] [Nat]Absence check using state equation in 11640 ms returned sat
[2023-03-16 04:32:46] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:32:49] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:32:52] [INFO ] [Nat]Added 268 Read/Feed constraints in 6438 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 160 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 161 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 04:32:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:32:53] [INFO ] Invariant cache hit.
[2023-03-16 04:32:55] [INFO ] Implicit Places using invariants in 1747 ms returned []
Implicit Place search using SMT only with invariants took 1750 ms to find 0 implicit places.
[2023-03-16 04:32:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:32:55] [INFO ] Invariant cache hit.
[2023-03-16 04:33:03] [INFO ] Dead Transitions using invariants and state equation in 8952 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10870 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-14 in 155938 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-15
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:33:04] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 255 ms. (steps per millisecond=39 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
[2023-03-16 04:33:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:33:04] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 04:33:04] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:33:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:33:09] [INFO ] [Real]Absence check using state equation in 4952 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:33:09] [INFO ] Computed 13 place invariants in 51 ms
Finished random walk after 959403 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 2371 ms. (steps per millisecond=421 ) properties (out of 1) seen :1
[2023-03-16 04:33:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 04:33:42] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 04:33:42] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:33:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 04:33:55] [INFO ] [Real]Absence check using state equation in 12797 ms returned sat
[2023-03-16 04:33:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 04:33:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 04:33:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 04:34:06] [INFO ] [Nat]Absence check using state equation in 11114 ms returned sat
[2023-03-16 04:34:06] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 04:34:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 04:34:13] [INFO ] [Nat]Added 268 Read/Feed constraints in 6441 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 160 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY 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.
[2023-03-16 04:34:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:34:13] [INFO ] Invariant cache hit.
[2023-03-16 04:34:15] [INFO ] Implicit Places using invariants in 1718 ms returned []
Implicit Place search using SMT only with invariants took 1728 ms to find 0 implicit places.
[2023-03-16 04:34:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 04:34:15] [INFO ] Invariant cache hit.
[2023-03-16 04:34:24] [INFO ] Dead Transitions using invariants and state equation in 9102 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11009 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-15 in 80308 ms.
[2023-03-16 04:34:25] [INFO ] Flatten gal took : 1118 ms
[2023-03-16 04:34:25] [INFO ] Export to MCC of 11 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-16 04:34:25] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 626 places, 31352 transitions and 125392 arcs took 97 ms.
Total runtime 3426292 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT RERS17pb113-PT-4
BK_EXAMINATION: UpperBounds
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/372
Upper Bounds
spx_run: Lost feasibility 10 times - iter 5841 and 650 nodes.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 6374148 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16074716 kB

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/372/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/372/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/372/UpperBounds.xml
lola: Rule S: 0 transitions removed,0 places removed
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RERS17pb113-PT-4-UpperBounds-07: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-08: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-09: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-11: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-12: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-14: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-15: BOUND 0 0 0 0 0 0 0 0

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RERS17pb113-PT-4-UpperBounds-04: BOUND 0 0 0 0 1 0 0 0
RERS17pb113-PT-4-UpperBounds-05: BOUND 0 0 0 0 1 0 0 0
RERS17pb113-PT-4-UpperBounds-07: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-08: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-09: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-11: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-12: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-14: BOUND 0 0 0 0 0 0 0 0
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RERS17pb113-PT-4-UpperBounds-11: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-12: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-14: BOUND 0 0 0 0 0 0 0 0
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RERS17pb113-PT-4-UpperBounds-09: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-11: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-12: BOUND 0 0 0 0 0 0 0 0
RERS17pb113-PT-4-UpperBounds-14: BOUND 0 0 0 0 0 0 0 0
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RERS17pb113-PT-4-UpperBounds-01: BOUND unknown AGGR
RERS17pb113-PT-4-UpperBounds-02: BOUND unknown AGGR
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RERS17pb113-PT-4-UpperBounds-05: BOUND unknown AGGR
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RERS17pb113-PT-4-UpperBounds-11: BOUND unknown AGGR
RERS17pb113-PT-4-UpperBounds-12: BOUND unknown AGGR
RERS17pb113-PT-4-UpperBounds-14: BOUND unknown AGGR
RERS17pb113-PT-4-UpperBounds-15: BOUND unknown AGGR


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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-4"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is RERS17pb113-PT-4, 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 r327-tall-167889199100029"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-4.tgz
mv RERS17pb113-PT-4 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 ;