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.r331-tall-167889204000069.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 smartxred
Input is RERS17pb113-PT-9, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r331-tall-167889204000069
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.4K Feb 26 18:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 26 18:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 26 18:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K 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 3.6K Feb 25 16:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Feb 25 16:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 18:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K Feb 26 18:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 26 18:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Feb 26 18:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:38 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-9-UpperBounds-00
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-01
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-02
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-03
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-04
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-05
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-06
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-07
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-08
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-09
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-10
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-11
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-12
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-13
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-14
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679053887453

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=smartxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-9
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-17 11:51:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-17 11:51:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 11:51:30] [INFO ] Load time of PNML (sax parser for PT used): 576 ms
[2023-03-17 11:51:30] [INFO ] Transformed 639 places.
[2023-03-17 11:51:30] [INFO ] Transformed 31353 transitions.
[2023-03-17 11:51:30] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 788 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Normalized transition count is 18326 out of 31353 initially.
// Phase 1: matrix 18326 rows 639 cols
[2023-03-17 11:51:30] [INFO ] Computed 25 place invariants in 123 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 307 ms. (steps per millisecond=32 ) properties (out of 16) seen :40
FORMULA RERS17pb113-PT-9-UpperBounds-03 9 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 15) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 15) 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 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 15) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 15) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 15) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 15) 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 15) seen :1
[2023-03-17 11:51:31] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 639 cols
[2023-03-17 11:51:31] [INFO ] Computed 25 place invariants in 97 ms
[2023-03-17 11:51:31] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-17 11:51:31] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-17 11:51:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:51:36] [INFO ] [Real]Absence check using state equation in 4812 ms returned unknown
[2023-03-17 11:51:36] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-17 11:51:36] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 7 ms returned sat
[2023-03-17 11:51:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:51:41] [INFO ] [Real]Absence check using state equation in 4912 ms returned unknown
[2023-03-17 11:51:41] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 11:51:41] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 11:51:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:51:46] [INFO ] [Real]Absence check using state equation in 4926 ms returned unknown
[2023-03-17 11:51:46] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 11:51:46] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2023-03-17 11:51:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:51:51] [INFO ] [Real]Absence check using state equation in 4929 ms returned unknown
[2023-03-17 11:51:51] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:51:51] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-17 11:51:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:51:56] [INFO ] [Real]Absence check using state equation in 4935 ms returned unknown
[2023-03-17 11:51:56] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 11:51:56] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 11:51:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:52:01] [INFO ] [Real]Absence check using state equation in 4918 ms returned unknown
[2023-03-17 11:52:01] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:52:01] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 11:52:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:52:06] [INFO ] [Real]Absence check using state equation in 4920 ms returned unknown
[2023-03-17 11:52:07] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 11:52:07] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-17 11:52:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:52:11] [INFO ] [Real]Absence check using state equation in 4919 ms returned unknown
[2023-03-17 11:52:12] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:52:12] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-17 11:52:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:52:16] [INFO ] [Real]Absence check using state equation in 4937 ms returned unknown
[2023-03-17 11:52:17] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 11:52:17] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2023-03-17 11:52:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:52:21] [INFO ] [Real]Absence check using state equation in 4928 ms returned unknown
[2023-03-17 11:52:22] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-17 11:52:22] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 11:52:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:52:27] [INFO ] [Real]Absence check using state equation in 4923 ms returned unknown
[2023-03-17 11:52:27] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 11:52:27] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 11:52:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:52:32] [INFO ] [Real]Absence check using state equation in 4935 ms returned unknown
[2023-03-17 11:52:32] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:52:32] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-17 11:52:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:52:37] [INFO ] [Real]Absence check using state equation in 4934 ms returned unknown
[2023-03-17 11:52:37] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 11:52:37] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-17 11:52:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:52:42] [INFO ] [Real]Absence check using state equation in 4936 ms returned unknown
[2023-03-17 11:52:42] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 11:52:42] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2023-03-17 11:52:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:52:47] [INFO ] [Real]Absence check using state equation in 4933 ms returned unknown
Current structural bounds on expressions (after SMT) : [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9] Max seen :[8, 1, 1, 1, 1, 3, 0, 8, 1, 1, 1, 1, 1, 1, 2]
Support contains 15 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 630 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 636 ms. Remains : 626/639 places, 31352/31353 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 11:52:47] [INFO ] Computed 13 place invariants in 55 ms
Finished random walk after 909779 steps, including 2 resets, run visited all 15 properties in 30001 ms. (steps per millisecond=30 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1816 ms. (steps per millisecond=550 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1780 ms. (steps per millisecond=561 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1848 ms. (steps per millisecond=541 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1833 ms. (steps per millisecond=545 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1977 ms. (steps per millisecond=505 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2111 ms. (steps per millisecond=473 ) properties (out of 15) seen :18
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1718 ms. (steps per millisecond=582 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2234 ms. (steps per millisecond=447 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1669 ms. (steps per millisecond=599 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1688 ms. (steps per millisecond=592 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2022 ms. (steps per millisecond=494 ) properties (out of 15) seen :18
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1765 ms. (steps per millisecond=566 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1747 ms. (steps per millisecond=572 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1884 ms. (steps per millisecond=530 ) properties (out of 15) seen :18
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2063 ms. (steps per millisecond=484 ) properties (out of 15) seen :19
[2023-03-17 11:53:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 11:53:46] [INFO ] Computed 13 place invariants in 51 ms
[2023-03-17 11:53:46] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:53:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:53:58] [INFO ] [Real]Absence check using state equation in 12447 ms returned sat
[2023-03-17 11:53:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 11:53:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:53:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 11:54:14] [INFO ] [Nat]Absence check using state equation in 15160 ms returned sat
[2023-03-17 11:54:14] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 11:54:18] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:54:21] [INFO ] [Nat]Added 268 Read/Feed constraints in 6527 ms returned unknown
[2023-03-17 11:54:21] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:54:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:54:35] [INFO ] [Real]Absence check using state equation in 14135 ms returned sat
[2023-03-17 11:54:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:54:42] [INFO ] [Real]Added 268 Read/Feed constraints in 6467 ms returned unknown
[2023-03-17 11:54:42] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:54:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:54:53] [INFO ] [Real]Absence check using state equation in 11112 ms returned sat
[2023-03-17 11:54:57] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:55:00] [INFO ] [Real]Added 268 Read/Feed constraints in 6437 ms returned unknown
[2023-03-17 11:55:00] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:55:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:55:15] [INFO ] [Real]Absence check using state equation in 15165 ms returned sat
[2023-03-17 11:55:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 11:55:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:55:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 11:55:31] [INFO ] [Nat]Absence check using state equation in 16014 ms returned sat
[2023-03-17 11:55:35] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:55:38] [INFO ] [Nat]Added 268 Read/Feed constraints in 6380 ms returned unknown
[2023-03-17 11:55:38] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:55:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:55:50] [INFO ] [Real]Absence check using state equation in 12308 ms returned sat
[2023-03-17 11:55:54] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:55:57] [INFO ] [Real]Added 268 Read/Feed constraints in 6332 ms returned sat
[2023-03-17 11:55:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 11:55:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:55:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 11:56:10] [INFO ] [Nat]Absence check using state equation in 12609 ms returned sat
[2023-03-17 11:56:13] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:56:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 6436 ms returned unknown
[2023-03-17 11:56:16] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:56:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:56:29] [INFO ] [Real]Absence check using state equation in 12320 ms returned sat
[2023-03-17 11:56:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 11:56:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:56:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 11:56:43] [INFO ] [Nat]Absence check using state equation in 13662 ms returned sat
[2023-03-17 11:56:46] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:56:49] [INFO ] [Nat]Added 268 Read/Feed constraints in 6356 ms returned unknown
[2023-03-17 11:56:49] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 11:56:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:57:00] [INFO ] [Real]Absence check using state equation in 11222 ms returned sat
[2023-03-17 11:57:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 11:57:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 11:57:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 11:57:12] [INFO ] [Nat]Absence check using state equation in 11430 ms returned sat
[2023-03-17 11:57:16] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:57:19] [INFO ] [Nat]Added 268 Read/Feed constraints in 6460 ms returned unknown
[2023-03-17 11:57:19] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-17 11:57:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:57:34] [INFO ] [Real]Absence check using state equation in 15405 ms returned sat
[2023-03-17 11:57:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 11:57:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:57:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 11:57:47] [INFO ] [Nat]Absence check using state equation in 12240 ms returned sat
[2023-03-17 11:57:50] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:57:53] [INFO ] [Nat]Added 268 Read/Feed constraints in 6436 ms returned unknown
[2023-03-17 11:57:53] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 11:57:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:58:04] [INFO ] [Real]Absence check using state equation in 10985 ms returned sat
[2023-03-17 11:58:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 11:58:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:58:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 11:58:18] [INFO ] [Nat]Absence check using state equation in 13816 ms returned sat
[2023-03-17 11:58:22] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:58:25] [INFO ] [Nat]Added 268 Read/Feed constraints in 6486 ms returned unknown
[2023-03-17 11:58:25] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:58:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:58:36] [INFO ] [Real]Absence check using state equation in 11033 ms returned sat
[2023-03-17 11:58:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 11:58:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:58:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 11:58:46] [INFO ] [Nat]Absence check using state equation in 9956 ms returned sat
[2023-03-17 11:58:50] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:58:53] [INFO ] [Nat]Added 268 Read/Feed constraints in 6398 ms returned unknown
[2023-03-17 11:58:53] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:58:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:59:04] [INFO ] [Real]Absence check using state equation in 10786 ms returned sat
[2023-03-17 11:59:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 11:59:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 11:59:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 11:59:15] [INFO ] [Nat]Absence check using state equation in 11048 ms returned sat
[2023-03-17 11:59:19] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:59:22] [INFO ] [Nat]Added 268 Read/Feed constraints in 6364 ms returned unknown
[2023-03-17 11:59:22] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:59:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 11:59:33] [INFO ] [Real]Absence check using state equation in 11855 ms returned sat
[2023-03-17 11:59:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 11:59:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 11:59:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 11:59:49] [INFO ] [Nat]Absence check using state equation in 15149 ms returned sat
[2023-03-17 11:59:52] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 11:59:55] [INFO ] [Nat]Added 268 Read/Feed constraints in 6393 ms returned unknown
[2023-03-17 11:59:56] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 11:59:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:00:08] [INFO ] [Real]Absence check using state equation in 12957 ms returned sat
[2023-03-17 12:00:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:00:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-17 12:00:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:00:21] [INFO ] [Nat]Absence check using state equation in 12485 ms returned sat
[2023-03-17 12:00:25] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:00:28] [INFO ] [Nat]Added 268 Read/Feed constraints in 6439 ms returned unknown
[2023-03-17 12:00:28] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:00:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:00:41] [INFO ] [Real]Absence check using state equation in 12955 ms returned sat
[2023-03-17 12:00:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:00:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:00:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:00:57] [INFO ] [Nat]Absence check using state equation in 16013 ms returned sat
[2023-03-17 12:01:01] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:01:04] [INFO ] [Nat]Added 268 Read/Feed constraints in 6370 ms returned unknown
[2023-03-17 12:01:04] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 12:01:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:01:16] [INFO ] [Real]Absence check using state equation in 12079 ms returned sat
[2023-03-17 12:01:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:01:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:01:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:01:26] [INFO ] [Nat]Absence check using state equation in 10270 ms returned sat
[2023-03-17 12:01:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:01:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6427 ms returned unknown
Current structural bounds on expressions (after SMT) : [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9] Max seen :[8, 1, 1, 1, 1, 4, 1, 8, 1, 2, 3, 1, 3, 3, 5]
Support contains 15 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 193 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 193 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 178 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 12:01:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:01:33] [INFO ] Invariant cache hit.
[2023-03-17 12:01:35] [INFO ] Implicit Places using invariants in 1924 ms returned []
Implicit Place search using SMT only with invariants took 1926 ms to find 0 implicit places.
[2023-03-17 12:01:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:01:35] [INFO ] Invariant cache hit.
[2023-03-17 12:01:45] [INFO ] Dead Transitions using invariants and state equation in 9677 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11789 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:01:45] [INFO ] Computed 13 place invariants in 47 ms
Finished random walk after 955768 steps, including 2 resets, run visited all 15 properties in 30001 ms. (steps per millisecond=31 )
FORMULA RERS17pb113-PT-9-UpperBounds-08 9 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1798 ms. (steps per millisecond=556 ) properties (out of 14) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1715 ms. (steps per millisecond=583 ) properties (out of 14) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1771 ms. (steps per millisecond=564 ) properties (out of 14) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1689 ms. (steps per millisecond=592 ) properties (out of 14) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1846 ms. (steps per millisecond=541 ) properties (out of 14) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2021 ms. (steps per millisecond=494 ) properties (out of 14) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1693 ms. (steps per millisecond=590 ) properties (out of 14) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1654 ms. (steps per millisecond=604 ) properties (out of 14) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1660 ms. (steps per millisecond=602 ) properties (out of 14) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2015 ms. (steps per millisecond=496 ) properties (out of 14) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1827 ms. (steps per millisecond=547 ) properties (out of 14) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1806 ms. (steps per millisecond=553 ) properties (out of 14) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1899 ms. (steps per millisecond=526 ) properties (out of 14) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2102 ms. (steps per millisecond=475 ) properties (out of 14) seen :19
[2023-03-17 12:02:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:02:41] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-17 12:02:41] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:02:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:02:54] [INFO ] [Real]Absence check using state equation in 12874 ms returned sat
[2023-03-17 12:02:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:02:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:02:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:03:10] [INFO ] [Nat]Absence check using state equation in 15924 ms returned sat
[2023-03-17 12:03:10] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:03:13] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:03:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 6463 ms returned unknown
[2023-03-17 12:03:17] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:03:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:03:31] [INFO ] [Real]Absence check using state equation in 14200 ms returned sat
[2023-03-17 12:03:35] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:03:38] [INFO ] [Real]Added 268 Read/Feed constraints in 6464 ms returned unknown
[2023-03-17 12:03:38] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:03:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:03:48] [INFO ] [Real]Absence check using state equation in 10501 ms returned sat
[2023-03-17 12:03:52] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:03:55] [INFO ] [Real]Added 268 Read/Feed constraints in 6459 ms returned unknown
[2023-03-17 12:03:55] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:03:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:04:09] [INFO ] [Real]Absence check using state equation in 14433 ms returned sat
[2023-03-17 12:04:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:04:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:04:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:04:26] [INFO ] [Nat]Absence check using state equation in 15921 ms returned sat
[2023-03-17 12:04:29] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:04:32] [INFO ] [Nat]Added 268 Read/Feed constraints in 6386 ms returned unknown
[2023-03-17 12:04:32] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:04:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:04:45] [INFO ] [Real]Absence check using state equation in 12540 ms returned sat
[2023-03-17 12:04:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:04:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:04:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:04:58] [INFO ] [Nat]Absence check using state equation in 12437 ms returned sat
[2023-03-17 12:05:01] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:05:04] [INFO ] [Nat]Added 268 Read/Feed constraints in 6446 ms returned unknown
[2023-03-17 12:05:04] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:05:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:05:20] [INFO ] [Real]Absence check using state equation in 15830 ms returned sat
[2023-03-17 12:05:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:05:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:05:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:05:36] [INFO ] [Nat]Absence check using state equation in 15440 ms returned sat
[2023-03-17 12:05:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:05:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 4765 ms returned sat
[2023-03-17 12:05:43] [INFO ] Deduced a trap composed of 64 places in 2213 ms of which 6 ms to minimize.
[2023-03-17 12:05:46] [INFO ] Deduced a trap composed of 40 places in 2348 ms of which 1 ms to minimize.
[2023-03-17 12:05:48] [INFO ] Deduced a trap composed of 64 places in 2051 ms of which 2 ms to minimize.
[2023-03-17 12:05:50] [INFO ] Deduced a trap composed of 40 places in 1935 ms of which 1 ms to minimize.
[2023-03-17 12:05:53] [INFO ] Deduced a trap composed of 64 places in 1853 ms of which 2 ms to minimize.
[2023-03-17 12:05:55] [INFO ] Deduced a trap composed of 64 places in 1951 ms of which 1 ms to minimize.
[2023-03-17 12:05:57] [INFO ] Deduced a trap composed of 48 places in 1765 ms of which 1 ms to minimize.
[2023-03-17 12:05:59] [INFO ] Deduced a trap composed of 65 places in 1757 ms of which 1 ms to minimize.
[2023-03-17 12:06:00] [INFO ] Deduced a trap composed of 40 places in 568 ms of which 7 ms to minimize.
[2023-03-17 12:06:01] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 20317 ms
[2023-03-17 12:06:04] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2724 ms.
[2023-03-17 12:06:05] [INFO ] Added : 0 causal constraints over 0 iterations in 3776 ms. Result :sat
[2023-03-17 12:06:05] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:06:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:06:17] [INFO ] [Real]Absence check using state equation in 11734 ms returned sat
[2023-03-17 12:06:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:06:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:06:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:06:29] [INFO ] [Nat]Absence check using state equation in 11980 ms returned sat
[2023-03-17 12:06:33] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:06:36] [INFO ] [Nat]Added 268 Read/Feed constraints in 6370 ms returned unknown
[2023-03-17 12:06:36] [INFO ] [Real]Absence check using 13 positive place invariants in 19 ms returned sat
[2023-03-17 12:06:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:06:48] [INFO ] [Real]Absence check using state equation in 11879 ms returned sat
[2023-03-17 12:06:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:06:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 12:06:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:07:02] [INFO ] [Nat]Absence check using state equation in 13809 ms returned sat
[2023-03-17 12:07:05] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:07:08] [INFO ] [Nat]Added 268 Read/Feed constraints in 6555 ms returned unknown
[2023-03-17 12:07:08] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:07:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:07:20] [INFO ] [Real]Absence check using state equation in 11155 ms returned sat
[2023-03-17 12:07:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:07:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:07:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:07:30] [INFO ] [Nat]Absence check using state equation in 10130 ms returned sat
[2023-03-17 12:07:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:07:37] [INFO ] [Nat]Added 268 Read/Feed constraints in 6390 ms returned unknown
[2023-03-17 12:07:37] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:07:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:07:48] [INFO ] [Real]Absence check using state equation in 11228 ms returned sat
[2023-03-17 12:07:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:07:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:07:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:08:01] [INFO ] [Nat]Absence check using state equation in 12170 ms returned sat
[2023-03-17 12:08:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:08:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6372 ms returned unknown
[2023-03-17 12:08:07] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 12:08:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:08:19] [INFO ] [Real]Absence check using state equation in 12109 ms returned sat
[2023-03-17 12:08:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:08:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:08:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:08:34] [INFO ] [Nat]Absence check using state equation in 14879 ms returned sat
[2023-03-17 12:08:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:08:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6388 ms returned unknown
[2023-03-17 12:08:41] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:08:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:08:54] [INFO ] [Real]Absence check using state equation in 12995 ms returned sat
[2023-03-17 12:08:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:08:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:08:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:09:07] [INFO ] [Nat]Absence check using state equation in 12494 ms returned sat
[2023-03-17 12:09:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:09:13] [INFO ] [Nat]Added 268 Read/Feed constraints in 6379 ms returned unknown
[2023-03-17 12:09:13] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:09:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:09:27] [INFO ] [Real]Absence check using state equation in 13839 ms returned sat
[2023-03-17 12:09:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:09:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:09:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:09:44] [INFO ] [Nat]Absence check using state equation in 16581 ms returned sat
[2023-03-17 12:09:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:09:50] [INFO ] [Nat]Added 268 Read/Feed constraints in 6368 ms returned unknown
[2023-03-17 12:09:50] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:09:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:10:03] [INFO ] [Real]Absence check using state equation in 12367 ms returned sat
[2023-03-17 12:10:07] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:10:10] [INFO ] [Real]Added 268 Read/Feed constraints in 6437 ms returned unknown
Current structural bounds on expressions (after SMT) : [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9] Max seen :[8, 1, 1, 1, 3, 8, 1, 1, 2, 3, 1, 3, 3, 6]
Support contains 14 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 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
[2023-03-17 12:10:26] [INFO ] Computed 13 place invariants in 49 ms
Finished random walk after 923530 steps, including 2 resets, run visited all 14 properties in 30001 ms. (steps per millisecond=30 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1837 ms. (steps per millisecond=544 ) properties (out of 14) seen :19
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1824 ms. (steps per millisecond=548 ) properties (out of 14) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1785 ms. (steps per millisecond=560 ) properties (out of 14) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1779 ms. (steps per millisecond=562 ) properties (out of 14) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1914 ms. (steps per millisecond=522 ) properties (out of 14) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2119 ms. (steps per millisecond=471 ) properties (out of 14) seen :17
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1754 ms. (steps per millisecond=570 ) properties (out of 14) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1851 ms. (steps per millisecond=540 ) properties (out of 14) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1814 ms. (steps per millisecond=551 ) properties (out of 14) seen :15
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2249 ms. (steps per millisecond=444 ) properties (out of 14) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1890 ms. (steps per millisecond=529 ) properties (out of 14) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1897 ms. (steps per millisecond=527 ) properties (out of 14) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1969 ms. (steps per millisecond=507 ) properties (out of 14) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2257 ms. (steps per millisecond=443 ) properties (out of 14) seen :17
[2023-03-17 12:11:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:11:23] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-17 12:11:23] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:11:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:11:36] [INFO ] [Real]Absence check using state equation in 12586 ms returned sat
[2023-03-17 12:11:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:11:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:11:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:11:52] [INFO ] [Nat]Absence check using state equation in 15343 ms returned sat
[2023-03-17 12:11:52] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:11:55] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:11:58] [INFO ] [Nat]Added 268 Read/Feed constraints in 6531 ms returned unknown
[2023-03-17 12:11:58] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:11:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:12:12] [INFO ] [Real]Absence check using state equation in 14054 ms returned sat
[2023-03-17 12:12:16] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:12:19] [INFO ] [Real]Added 268 Read/Feed constraints in 6474 ms returned unknown
[2023-03-17 12:12:19] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:12:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:12:31] [INFO ] [Real]Absence check using state equation in 11194 ms returned sat
[2023-03-17 12:12:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:12:37] [INFO ] [Real]Added 268 Read/Feed constraints in 6447 ms returned unknown
[2023-03-17 12:12:37] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 12:12:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:12:52] [INFO ] [Real]Absence check using state equation in 14901 ms returned sat
[2023-03-17 12:12:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:12:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:12:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:13:08] [INFO ] [Nat]Absence check using state equation in 15248 ms returned sat
[2023-03-17 12:13:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:13:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 6381 ms returned unknown
[2023-03-17 12:13:14] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:13:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:13:27] [INFO ] [Real]Absence check using state equation in 12380 ms returned sat
[2023-03-17 12:13:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:13:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:13:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:13:39] [INFO ] [Nat]Absence check using state equation in 11955 ms returned sat
[2023-03-17 12:13:43] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:13:46] [INFO ] [Nat]Added 268 Read/Feed constraints in 6411 ms returned unknown
[2023-03-17 12:13:46] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:13:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:14:01] [INFO ] [Real]Absence check using state equation in 14949 ms returned sat
[2023-03-17 12:14:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:14:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-17 12:14:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:14:15] [INFO ] [Nat]Absence check using state equation in 14535 ms returned sat
[2023-03-17 12:14:19] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:14:20] [INFO ] [Nat]Added 268 Read/Feed constraints in 4514 ms returned sat
[2023-03-17 12:14:22] [INFO ] Deduced a trap composed of 40 places in 2106 ms of which 0 ms to minimize.
[2023-03-17 12:14:25] [INFO ] Deduced a trap composed of 40 places in 2170 ms of which 0 ms to minimize.
[2023-03-17 12:14:27] [INFO ] Deduced a trap composed of 64 places in 1980 ms of which 0 ms to minimize.
[2023-03-17 12:14:29] [INFO ] Deduced a trap composed of 48 places in 1835 ms of which 1 ms to minimize.
[2023-03-17 12:14:31] [INFO ] Deduced a trap composed of 64 places in 1770 ms of which 1 ms to minimize.
[2023-03-17 12:14:33] [INFO ] Deduced a trap composed of 65 places in 1660 ms of which 0 ms to minimize.
[2023-03-17 12:14:35] [INFO ] Deduced a trap composed of 64 places in 1006 ms of which 1 ms to minimize.
[2023-03-17 12:14:35] [INFO ] Deduced a trap composed of 40 places in 406 ms of which 1 ms to minimize.
[2023-03-17 12:14:36] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 15795 ms
[2023-03-17 12:14:38] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2276 ms.
[2023-03-17 12:14:39] [INFO ] Added : 0 causal constraints over 0 iterations in 3251 ms. Result :sat
[2023-03-17 12:14:40] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 12:14:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:14:51] [INFO ] [Real]Absence check using state equation in 11775 ms returned sat
[2023-03-17 12:14:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:14:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:14:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:15:04] [INFO ] [Nat]Absence check using state equation in 12677 ms returned sat
[2023-03-17 12:15:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:15:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 6387 ms returned unknown
[2023-03-17 12:15:11] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 12:15:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:15:22] [INFO ] [Real]Absence check using state equation in 11321 ms returned sat
[2023-03-17 12:15:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:15:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:15:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:15:35] [INFO ] [Nat]Absence check using state equation in 12607 ms returned sat
[2023-03-17 12:15:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:15:42] [INFO ] [Nat]Added 268 Read/Feed constraints in 6435 ms returned unknown
[2023-03-17 12:15:42] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:15:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:15:53] [INFO ] [Real]Absence check using state equation in 11058 ms returned sat
[2023-03-17 12:15:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:15:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:15:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:16:03] [INFO ] [Nat]Absence check using state equation in 9376 ms returned sat
[2023-03-17 12:16:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:16:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 6472 ms returned unknown
[2023-03-17 12:16:09] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:16:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:16:20] [INFO ] [Real]Absence check using state equation in 11200 ms returned sat
[2023-03-17 12:16:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:16:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:16:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:16:33] [INFO ] [Nat]Absence check using state equation in 11845 ms returned sat
[2023-03-17 12:16:36] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:16:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6420 ms returned unknown
[2023-03-17 12:16:39] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:16:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:16:51] [INFO ] [Real]Absence check using state equation in 11714 ms returned sat
[2023-03-17 12:16:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:16:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:16:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:17:06] [INFO ] [Nat]Absence check using state equation in 14533 ms returned sat
[2023-03-17 12:17:09] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:17:12] [INFO ] [Nat]Added 268 Read/Feed constraints in 6397 ms returned unknown
[2023-03-17 12:17:12] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:17:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:17:24] [INFO ] [Real]Absence check using state equation in 11765 ms returned sat
[2023-03-17 12:17:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:17:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 12:17:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:17:36] [INFO ] [Nat]Absence check using state equation in 12132 ms returned sat
[2023-03-17 12:17:40] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:17:43] [INFO ] [Nat]Added 268 Read/Feed constraints in 6382 ms returned unknown
[2023-03-17 12:17:43] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:17:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:17:56] [INFO ] [Real]Absence check using state equation in 13189 ms returned sat
[2023-03-17 12:17:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:17:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 12:17:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:18:14] [INFO ] [Nat]Absence check using state equation in 17246 ms returned sat
[2023-03-17 12:18:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:18:20] [INFO ] [Nat]Added 268 Read/Feed constraints in 6457 ms returned unknown
[2023-03-17 12:18:20] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:18:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:18:33] [INFO ] [Real]Absence check using state equation in 12461 ms returned sat
[2023-03-17 12:18:37] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:18:40] [INFO ] [Real]Added 268 Read/Feed constraints in 6523 ms returned unknown
Current structural bounds on expressions (after SMT) : [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9] Max seen :[8, 1, 1, 1, 3, 8, 1, 1, 2, 3, 1, 3, 3, 6]
FORMULA RERS17pb113-PT-9-UpperBounds-15 9 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RERS17pb113-PT-9-UpperBounds-13 9 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RERS17pb113-PT-9-UpperBounds-06 9 TECHNIQUES TOPOLOGICAL PARIKH_WALK
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 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 170 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:18:56] [INFO ] Computed 13 place invariants in 51 ms
Finished random walk after 967819 steps, including 2 resets, run visited all 11 properties in 30001 ms. (steps per millisecond=32 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1855 ms. (steps per millisecond=539 ) properties (out of 11) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1783 ms. (steps per millisecond=560 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1823 ms. (steps per millisecond=548 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1814 ms. (steps per millisecond=551 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1901 ms. (steps per millisecond=526 ) properties (out of 11) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1746 ms. (steps per millisecond=572 ) properties (out of 11) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1678 ms. (steps per millisecond=595 ) properties (out of 11) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1667 ms. (steps per millisecond=599 ) properties (out of 11) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1971 ms. (steps per millisecond=507 ) properties (out of 11) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1810 ms. (steps per millisecond=552 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1919 ms. (steps per millisecond=521 ) properties (out of 11) seen :11
[2023-03-17 12:19:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:19:46] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-17 12:19:46] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-17 12:19:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:19:59] [INFO ] [Real]Absence check using state equation in 12744 ms returned sat
[2023-03-17 12:19:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:19:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:19:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:20:15] [INFO ] [Nat]Absence check using state equation in 15583 ms returned sat
[2023-03-17 12:20:15] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:20:18] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:20:21] [INFO ] [Nat]Added 268 Read/Feed constraints in 6458 ms returned unknown
[2023-03-17 12:20:21] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:20:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:20:36] [INFO ] [Real]Absence check using state equation in 14281 ms returned sat
[2023-03-17 12:20:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:20:42] [INFO ] [Real]Added 268 Read/Feed constraints in 6450 ms returned unknown
[2023-03-17 12:20:42] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:20:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:20:53] [INFO ] [Real]Absence check using state equation in 11017 ms returned sat
[2023-03-17 12:20:57] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:21:00] [INFO ] [Real]Added 268 Read/Feed constraints in 6427 ms returned unknown
[2023-03-17 12:21:00] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:21:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:21:14] [INFO ] [Real]Absence check using state equation in 14138 ms returned sat
[2023-03-17 12:21:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:21:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:21:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:21:30] [INFO ] [Nat]Absence check using state equation in 15494 ms returned sat
[2023-03-17 12:21:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:21:37] [INFO ] [Nat]Added 268 Read/Feed constraints in 6365 ms returned unknown
[2023-03-17 12:21:37] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:21:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:21:49] [INFO ] [Real]Absence check using state equation in 11887 ms returned sat
[2023-03-17 12:21:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:21:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:21:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:22:01] [INFO ] [Nat]Absence check using state equation in 12201 ms returned sat
[2023-03-17 12:22:05] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:22:08] [INFO ] [Nat]Added 268 Read/Feed constraints in 6405 ms returned unknown
[2023-03-17 12:22:08] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:22:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:22:19] [INFO ] [Real]Absence check using state equation in 11036 ms returned sat
[2023-03-17 12:22:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:22:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:22:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:22:31] [INFO ] [Nat]Absence check using state equation in 11914 ms returned sat
[2023-03-17 12:22:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:22:38] [INFO ] [Nat]Added 268 Read/Feed constraints in 6427 ms returned unknown
[2023-03-17 12:22:38] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:22:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:22:49] [INFO ] [Real]Absence check using state equation in 11068 ms returned sat
[2023-03-17 12:22:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:22:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 12:22:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:23:03] [INFO ] [Nat]Absence check using state equation in 13798 ms returned sat
[2023-03-17 12:23:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:23:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 6526 ms returned unknown
[2023-03-17 12:23:09] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:23:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:23:20] [INFO ] [Real]Absence check using state equation in 10898 ms returned sat
[2023-03-17 12:23:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:23:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:23:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:23:30] [INFO ] [Nat]Absence check using state equation in 9538 ms returned sat
[2023-03-17 12:23:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:23:37] [INFO ] [Nat]Added 268 Read/Feed constraints in 6368 ms returned unknown
[2023-03-17 12:23:37] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:23:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:23:47] [INFO ] [Real]Absence check using state equation in 10605 ms returned sat
[2023-03-17 12:23:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:23:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:23:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:24:01] [INFO ] [Nat]Absence check using state equation in 13039 ms returned sat
[2023-03-17 12:24:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:24:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6416 ms returned unknown
[2023-03-17 12:24:07] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:24:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:24:19] [INFO ] [Real]Absence check using state equation in 12217 ms returned sat
[2023-03-17 12:24:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:24:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:24:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:24:35] [INFO ] [Nat]Absence check using state equation in 15090 ms returned sat
[2023-03-17 12:24:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:24:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6437 ms returned unknown
[2023-03-17 12:24:42] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:24:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:24:55] [INFO ] [Real]Absence check using state equation in 13912 ms returned sat
[2023-03-17 12:24:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:24:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:24:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:25:13] [INFO ] [Nat]Absence check using state equation in 16656 ms returned sat
[2023-03-17 12:25:16] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:25:19] [INFO ] [Nat]Added 268 Read/Feed constraints in 6433 ms returned unknown
Current structural bounds on expressions (after SMT) : [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9] Max seen :[8, 1, 1, 1, 3, 1, 1, 2, 3, 1, 3]
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 177 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 178 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 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 12:25:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:25:19] [INFO ] Invariant cache hit.
[2023-03-17 12:25:21] [INFO ] Implicit Places using invariants in 1803 ms returned []
Implicit Place search using SMT only with invariants took 1804 ms to find 0 implicit places.
[2023-03-17 12:25:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:25:21] [INFO ] Invariant cache hit.
[2023-03-17 12:25:31] [INFO ] Dead Transitions using invariants and state equation in 10167 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12129 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting property specific reduction for RERS17pb113-PT-9-UpperBounds-00
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:25:31] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 217 ms. (steps per millisecond=46 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
[2023-03-17 12:25:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:25:32] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-17 12:25:32] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:25:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:25:37] [INFO ] [Real]Absence check using state equation in 4939 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 168 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 169 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:25:37] [INFO ] Computed 13 place invariants in 51 ms
Finished random walk after 950894 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 1819 ms. (steps per millisecond=549 ) properties (out of 1) seen :4
[2023-03-17 12:26:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:26:09] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-17 12:26:09] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:26:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:26:17] [INFO ] [Real]Absence check using state equation in 8499 ms returned sat
[2023-03-17 12:26:18] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:26:21] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:26:24] [INFO ] [Real]Added 268 Read/Feed constraints in 6471 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] Max seen :[4]
FORMULA RERS17pb113-PT-9-UpperBounds-00 9 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Ending property specific reduction for RERS17pb113-PT-9-UpperBounds-00 in 82073 ms.
Starting property specific reduction for RERS17pb113-PT-9-UpperBounds-01
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:26:53] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 208 ms. (steps per millisecond=48 ) properties (out of 1) seen :0
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
[2023-03-17 12:26:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:26:54] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-17 12:26:54] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:26:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:26:59] [INFO ] [Real]Absence check using state equation in 4927 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] Max seen :[0]
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 163 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 165 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:26:59] [INFO ] Computed 13 place invariants in 46 ms
Finished random walk after 938766 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 1820 ms. (steps per millisecond=549 ) properties (out of 1) seen :1
[2023-03-17 12:27:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:27:31] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-17 12:27:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:27:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:27:45] [INFO ] [Real]Absence check using state equation in 13836 ms returned sat
[2023-03-17 12:27:45] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:27:49] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:27:52] [INFO ] [Real]Added 268 Read/Feed constraints in 6437 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 170 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.
[2023-03-17 12:27:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:27:52] [INFO ] Invariant cache hit.
[2023-03-17 12:27:54] [INFO ] Implicit Places using invariants in 1981 ms returned []
Implicit Place search using SMT only with invariants took 1981 ms to find 0 implicit places.
[2023-03-17 12:27:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:27:54] [INFO ] Invariant cache hit.
[2023-03-17 12:28:03] [INFO ] Dead Transitions using invariants and state equation in 9404 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11552 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:28:03] [INFO ] Computed 13 place invariants in 49 ms
Finished random walk after 979301 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 1750 ms. (steps per millisecond=571 ) properties (out of 1) seen :1
[2023-03-17 12:28:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:28:35] [INFO ] Computed 13 place invariants in 42 ms
[2023-03-17 12:28:35] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:28:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:28:49] [INFO ] [Real]Absence check using state equation in 14062 ms returned sat
[2023-03-17 12:28:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:28:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:28:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:29:02] [INFO ] [Nat]Absence check using state equation in 12095 ms returned sat
[2023-03-17 12:29:02] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:29:05] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:29:08] [INFO ] [Nat]Added 268 Read/Feed constraints in 6457 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 171 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 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 12:29:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:29:09] [INFO ] Invariant cache hit.
[2023-03-17 12:29:11] [INFO ] Implicit Places using invariants in 1962 ms returned []
Implicit Place search using SMT only with invariants took 1963 ms to find 0 implicit places.
[2023-03-17 12:29:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:29:11] [INFO ] Invariant cache hit.
[2023-03-17 12:29:20] [INFO ] Dead Transitions using invariants and state equation in 9650 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11774 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-9-UpperBounds-01 in 147111 ms.
Starting property specific reduction for RERS17pb113-PT-9-UpperBounds-02
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:29:21] [INFO ] Computed 13 place invariants in 47 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 171 ms. (steps per millisecond=58 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
[2023-03-17 12:29:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:29:21] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-17 12:29:21] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:29:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:29:26] [INFO ] [Real]Absence check using state equation in 4942 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 151 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 152 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:29:26] [INFO ] Computed 13 place invariants in 48 ms
Finished random walk after 988904 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 1716 ms. (steps per millisecond=582 ) properties (out of 1) seen :1
[2023-03-17 12:29:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:29:58] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-17 12:29:58] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:29:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:30:09] [INFO ] [Real]Absence check using state equation in 10702 ms returned sat
[2023-03-17 12:30:09] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:30:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:30:15] [INFO ] [Real]Added 268 Read/Feed constraints in 6436 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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.
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.
[2023-03-17 12:30:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:30:16] [INFO ] Invariant cache hit.
[2023-03-17 12:30:18] [INFO ] Implicit Places using invariants in 1957 ms returned []
Implicit Place search using SMT only with invariants took 1958 ms to find 0 implicit places.
[2023-03-17 12:30:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:30:18] [INFO ] Invariant cache hit.
[2023-03-17 12:30:27] [INFO ] Dead Transitions using invariants and state equation in 9518 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11656 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-9-UpperBounds-02 in 66864 ms.
Starting property specific reduction for RERS17pb113-PT-9-UpperBounds-04
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:30:27] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 222 ms. (steps per millisecond=45 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
[2023-03-17 12:30:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:30:28] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-17 12:30:28] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:30:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:30:33] [INFO ] [Real]Absence check using state equation in 4941 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 162 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:30:33] [INFO ] Computed 13 place invariants in 45 ms
Finished random walk after 987763 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 1665 ms. (steps per millisecond=600 ) properties (out of 1) seen :1
[2023-03-17 12:31:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:31:05] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-17 12:31:05] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:31:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:31:19] [INFO ] [Real]Absence check using state equation in 14010 ms returned sat
[2023-03-17 12:31:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:31:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:31:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:31:35] [INFO ] [Nat]Absence check using state equation in 15822 ms returned sat
[2023-03-17 12:31:35] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:31:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:31:42] [INFO ] [Nat]Added 268 Read/Feed constraints in 6476 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 175 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.
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.
[2023-03-17 12:31:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:31:42] [INFO ] Invariant cache hit.
[2023-03-17 12:31:44] [INFO ] Implicit Places using invariants in 1910 ms returned []
Implicit Place search using SMT only with invariants took 1910 ms to find 0 implicit places.
[2023-03-17 12:31:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:31:44] [INFO ] Invariant cache hit.
[2023-03-17 12:31:53] [INFO ] Dead Transitions using invariants and state equation in 9580 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11654 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-9-UpperBounds-04 in 86160 ms.
Starting property specific reduction for RERS17pb113-PT-9-UpperBounds-05
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:31:54] [INFO ] Computed 13 place invariants in 67 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 237 ms. (steps per millisecond=42 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
[2023-03-17 12:31:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:31:54] [INFO ] Computed 13 place invariants in 41 ms
[2023-03-17 12:31:54] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:31:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:31:59] [INFO ] [Real]Absence check using state equation in 4938 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 190 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.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:31:59] [INFO ] Computed 13 place invariants in 61 ms
Finished random walk after 948137 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 1877 ms. (steps per millisecond=532 ) properties (out of 1) seen :3
[2023-03-17 12:32:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:32:31] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-17 12:32:31] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:32:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:32:44] [INFO ] [Real]Absence check using state equation in 12767 ms returned sat
[2023-03-17 12:32:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:32:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:32:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:32:57] [INFO ] [Nat]Absence check using state equation in 12200 ms returned sat
[2023-03-17 12:32:57] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:33:00] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:33:03] [INFO ] [Nat]Added 268 Read/Feed constraints in 6486 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] Max seen :[3]
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 170 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 167 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 12:33:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:33:04] [INFO ] Invariant cache hit.
[2023-03-17 12:33:06] [INFO ] Implicit Places using invariants in 1982 ms returned []
Implicit Place search using SMT only with invariants took 1982 ms to find 0 implicit places.
[2023-03-17 12:33:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:33:06] [INFO ] Invariant cache hit.
[2023-03-17 12:33:15] [INFO ] Dead Transitions using invariants and state equation in 9648 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11799 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:33:15] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29948 ms. (steps per millisecond=33 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1825 ms. (steps per millisecond=547 ) properties (out of 1) seen :3
[2023-03-17 12:33:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:33:47] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-17 12:33:47] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:33:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:33:59] [INFO ] [Real]Absence check using state equation in 12103 ms returned sat
[2023-03-17 12:34:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:34:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:34:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:34:12] [INFO ] [Nat]Absence check using state equation in 12607 ms returned sat
[2023-03-17 12:34:12] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:34:16] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:34:19] [INFO ] [Nat]Added 268 Read/Feed constraints in 6488 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] Max seen :[3]
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 165 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 157 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 12:34:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:34:19] [INFO ] Invariant cache hit.
[2023-03-17 12:34:21] [INFO ] Implicit Places using invariants in 1957 ms returned []
Implicit Place search using SMT only with invariants took 1963 ms to find 0 implicit places.
[2023-03-17 12:34:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:34:21] [INFO ] Invariant cache hit.
[2023-03-17 12:34:31] [INFO ] Dead Transitions using invariants and state equation in 9307 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11432 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-9-UpperBounds-05 in 157051 ms.
Starting property specific reduction for RERS17pb113-PT-9-UpperBounds-07
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:34:31] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 171 ms. (steps per millisecond=58 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
[2023-03-17 12:34:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:34:31] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-17 12:34:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:34:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:34:36] [INFO ] [Real]Absence check using state equation in 4936 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] Max seen :[0]
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 145 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 146 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:34:36] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29704 ms. (steps per millisecond=33 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1650 ms. (steps per millisecond=606 ) properties (out of 1) seen :1
[2023-03-17 12:35:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:35:08] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-17 12:35:08] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:35:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:35:19] [INFO ] [Real]Absence check using state equation in 11776 ms returned sat
[2023-03-17 12:35:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:35:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:35:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:35:32] [INFO ] [Nat]Absence check using state equation in 11887 ms returned sat
[2023-03-17 12:35:32] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:35:35] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:35:38] [INFO ] [Nat]Added 268 Read/Feed constraints in 6431 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 173 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 12:35:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:35:39] [INFO ] Invariant cache hit.
[2023-03-17 12:35:41] [INFO ] Implicit Places using invariants in 1986 ms returned []
Implicit Place search using SMT only with invariants took 1987 ms to find 0 implicit places.
[2023-03-17 12:35:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:35:41] [INFO ] Invariant cache hit.
[2023-03-17 12:35:50] [INFO ] Dead Transitions using invariants and state equation in 9747 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11912 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:35:50] [INFO ] Computed 13 place invariants in 47 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28782 ms. (steps per millisecond=34 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1630 ms. (steps per millisecond=613 ) properties (out of 1) seen :1
[2023-03-17 12:36:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:36:21] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-17 12:36:21] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:36:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:36:32] [INFO ] [Real]Absence check using state equation in 10820 ms returned sat
[2023-03-17 12:36:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:36:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:36:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:36:44] [INFO ] [Nat]Absence check using state equation in 11662 ms returned sat
[2023-03-17 12:36:44] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:36:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:36:50] [INFO ] [Nat]Added 268 Read/Feed constraints in 6452 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 157 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 157 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 167 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 12:36:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:36:51] [INFO ] Invariant cache hit.
[2023-03-17 12:36:53] [INFO ] Implicit Places using invariants in 1819 ms returned []
Implicit Place search using SMT only with invariants took 1820 ms to find 0 implicit places.
[2023-03-17 12:36:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:36:53] [INFO ] Invariant cache hit.
[2023-03-17 12:37:02] [INFO ] Dead Transitions using invariants and state equation in 9752 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11743 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-9-UpperBounds-07 in 151804 ms.
Starting property specific reduction for RERS17pb113-PT-9-UpperBounds-09
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:37:02] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 229 ms. (steps per millisecond=43 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
[2023-03-17 12:37:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:37:03] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-17 12:37:03] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:37:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:37:08] [INFO ] [Real]Absence check using state equation in 4936 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 172 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:37:08] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29454 ms. (steps per millisecond=33 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1653 ms. (steps per millisecond=604 ) properties (out of 1) seen :1
[2023-03-17 12:37:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:37:39] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-17 12:37:39] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:37:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:37:50] [INFO ] [Real]Absence check using state equation in 10952 ms returned sat
[2023-03-17 12:37:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:37:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:37:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:38:04] [INFO ] [Nat]Absence check using state equation in 13433 ms returned sat
[2023-03-17 12:38:04] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:38:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:38:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 6524 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 157 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 158 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 145 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 12:38:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:38:11] [INFO ] Invariant cache hit.
[2023-03-17 12:38:13] [INFO ] Implicit Places using invariants in 1951 ms returned []
Implicit Place search using SMT only with invariants took 1951 ms to find 0 implicit places.
[2023-03-17 12:38:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:38:13] [INFO ] Invariant cache hit.
[2023-03-17 12:38:23] [INFO ] Dead Transitions using invariants and state equation in 9935 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12037 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-9-UpperBounds-09 in 80548 ms.
Starting property specific reduction for RERS17pb113-PT-9-UpperBounds-10
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:38:23] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 220 ms. (steps per millisecond=45 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
[2023-03-17 12:38:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:38:23] [INFO ] Computed 13 place invariants in 58 ms
[2023-03-17 12:38:23] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:38:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:38:28] [INFO ] [Real]Absence check using state equation in 4937 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] Max seen :[0]
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 150 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 150 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:38:29] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29051 ms. (steps per millisecond=34 ) properties (out of 1) seen :9
FORMULA RERS17pb113-PT-9-UpperBounds-10 9 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Ending property specific reduction for RERS17pb113-PT-9-UpperBounds-10 in 34753 ms.
Starting property specific reduction for RERS17pb113-PT-9-UpperBounds-11
[2023-03-17 12:38:58] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 213 ms. (steps per millisecond=46 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
[2023-03-17 12:38:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:38:58] [INFO ] Computed 13 place invariants in 52 ms
[2023-03-17 12:38:58] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:38:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:39:03] [INFO ] [Real]Absence check using state equation in 4937 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 167 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 168 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:39:03] [INFO ] Computed 13 place invariants in 52 ms
Finished random walk after 722318 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=24 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2491 ms. (steps per millisecond=401 ) properties (out of 1) seen :2
[2023-03-17 12:39:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:39:36] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-17 12:39:36] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:39:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:39:49] [INFO ] [Real]Absence check using state equation in 13510 ms returned sat
[2023-03-17 12:39:50] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:39:53] [INFO ] [Real]Added 268 Read/Feed constraints in 3204 ms returned sat
[2023-03-17 12:39:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:39:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:39:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:40:03] [INFO ] [Nat]Absence check using state equation in 9923 ms returned sat
[2023-03-17 12:40:07] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:40:10] [INFO ] [Nat]Added 268 Read/Feed constraints in 6472 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 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 162 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.
[2023-03-17 12:40:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:40:10] [INFO ] Invariant cache hit.
[2023-03-17 12:40:12] [INFO ] Implicit Places using invariants in 1981 ms returned []
Implicit Place search using SMT only with invariants took 1982 ms to find 0 implicit places.
[2023-03-17 12:40:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:40:12] [INFO ] Invariant cache hit.
[2023-03-17 12:40:22] [INFO ] Dead Transitions using invariants and state equation in 9834 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11987 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:40:22] [INFO ] Computed 13 place invariants in 54 ms
Finished random walk after 929091 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 1921 ms. (steps per millisecond=520 ) properties (out of 1) seen :1
[2023-03-17 12:40:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:40:54] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-17 12:40:54] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:40:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:41:06] [INFO ] [Real]Absence check using state equation in 12141 ms returned sat
[2023-03-17 12:41:07] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:41:10] [INFO ] [Real]Added 268 Read/Feed constraints in 3391 ms returned sat
[2023-03-17 12:41:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:41:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:41:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:41:20] [INFO ] [Nat]Absence check using state equation in 9966 ms returned sat
[2023-03-17 12:41:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:41:27] [INFO ] [Nat]Added 268 Read/Feed constraints in 6375 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 179 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.
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.
[2023-03-17 12:41:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:41:27] [INFO ] Invariant cache hit.
[2023-03-17 12:41:29] [INFO ] Implicit Places using invariants in 2004 ms returned []
Implicit Place search using SMT only with invariants took 2005 ms to find 0 implicit places.
[2023-03-17 12:41:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:41:29] [INFO ] Invariant cache hit.
[2023-03-17 12:41:39] [INFO ] Dead Transitions using invariants and state equation in 9953 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12149 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-9-UpperBounds-11 in 161561 ms.
Starting property specific reduction for RERS17pb113-PT-9-UpperBounds-12
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:41:39] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 230 ms. (steps per millisecond=43 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
[2023-03-17 12:41:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:41:40] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-17 12:41:40] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 12:41:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:41:45] [INFO ] [Real]Absence check using state equation in 4934 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 149 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 151 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:41:45] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28885 ms. (steps per millisecond=34 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1717 ms. (steps per millisecond=582 ) properties (out of 1) seen :2
[2023-03-17 12:42:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:42:16] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-17 12:42:16] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:42:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:42:28] [INFO ] [Real]Absence check using state equation in 12589 ms returned sat
[2023-03-17 12:42:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:42:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:42:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:42:39] [INFO ] [Nat]Absence check using state equation in 10715 ms returned sat
[2023-03-17 12:42:39] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:42:43] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:42:46] [INFO ] [Nat]Added 268 Read/Feed constraints in 6436 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 156 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 158 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 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 12:42:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:42:46] [INFO ] Invariant cache hit.
[2023-03-17 12:42:48] [INFO ] Implicit Places using invariants in 1953 ms returned []
Implicit Place search using SMT only with invariants took 1954 ms to find 0 implicit places.
[2023-03-17 12:42:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:42:48] [INFO ] Invariant cache hit.
[2023-03-17 12:42:58] [INFO ] Dead Transitions using invariants and state equation in 9950 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12054 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:42:58] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28707 ms. (steps per millisecond=34 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1726 ms. (steps per millisecond=579 ) properties (out of 1) seen :1
[2023-03-17 12:43:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:43:29] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-17 12:43:29] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 12:43:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:43:41] [INFO ] [Real]Absence check using state equation in 12474 ms returned sat
[2023-03-17 12:43:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:43:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:43:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:43:53] [INFO ] [Nat]Absence check using state equation in 11043 ms returned sat
[2023-03-17 12:43:53] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:43:56] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:43:59] [INFO ] [Nat]Added 268 Read/Feed constraints in 6431 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 176 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 166 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 12:44:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:44:00] [INFO ] Invariant cache hit.
[2023-03-17 12:44:02] [INFO ] Implicit Places using invariants in 1995 ms returned []
Implicit Place search using SMT only with invariants took 1996 ms to find 0 implicit places.
[2023-03-17 12:44:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:44:02] [INFO ] Invariant cache hit.
[2023-03-17 12:44:11] [INFO ] Dead Transitions using invariants and state equation in 9750 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11918 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-9-UpperBounds-12 in 152106 ms.
Starting property specific reduction for RERS17pb113-PT-9-UpperBounds-14
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:44:11] [INFO ] Computed 13 place invariants in 55 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 251 ms. (steps per millisecond=39 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
[2023-03-17 12:44:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:44:12] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-17 12:44:12] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:44:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:44:17] [INFO ] [Real]Absence check using state equation in 4937 ms returned unknown
Current structural bounds on expressions (after SMT) : [9] 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 158 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.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:44:17] [INFO ] Computed 13 place invariants in 53 ms
Finished random walk after 974095 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 1972 ms. (steps per millisecond=507 ) properties (out of 1) seen :1
[2023-03-17 12:44:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:44:49] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-17 12:44:49] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:44:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:45:00] [INFO ] [Real]Absence check using state equation in 11168 ms returned sat
[2023-03-17 12:45:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:45:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:45:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:45:14] [INFO ] [Nat]Absence check using state equation in 12922 ms returned sat
[2023-03-17 12:45:14] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:45:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:45:18] [INFO ] [Nat]Added 268 Read/Feed constraints in 4642 ms returned sat
[2023-03-17 12:45:21] [INFO ] Deduced a trap composed of 64 places in 2612 ms of which 0 ms to minimize.
[2023-03-17 12:45:24] [INFO ] Deduced a trap composed of 40 places in 2711 ms of which 0 ms to minimize.
[2023-03-17 12:45:27] [INFO ] Deduced a trap composed of 64 places in 2539 ms of which 1 ms to minimize.
[2023-03-17 12:45:30] [INFO ] Deduced a trap composed of 48 places in 2523 ms of which 0 ms to minimize.
[2023-03-17 12:45:33] [INFO ] Deduced a trap composed of 48 places in 2493 ms of which 3 ms to minimize.
[2023-03-17 12:45:35] [INFO ] Deduced a trap composed of 40 places in 1929 ms of which 0 ms to minimize.
[2023-03-17 12:45:37] [INFO ] Deduced a trap composed of 48 places in 1779 ms of which 1 ms to minimize.
[2023-03-17 12:45:39] [INFO ] Deduced a trap composed of 64 places in 1516 ms of which 0 ms to minimize.
[2023-03-17 12:45:41] [INFO ] Deduced a trap composed of 64 places in 1376 ms of which 1 ms to minimize.
[2023-03-17 12:45:42] [INFO ] Deduced a trap composed of 64 places in 864 ms of which 0 ms to minimize.
[2023-03-17 12:45:42] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 23929 ms
[2023-03-17 12:45:44] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2158 ms.
[2023-03-17 12:45:46] [INFO ] Added : 0 causal constraints over 0 iterations in 3217 ms. Result :sat
Current structural bounds on expressions (after SMT) : [9] 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 168 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 169 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 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 12:45:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:45:46] [INFO ] Invariant cache hit.
[2023-03-17 12:45:48] [INFO ] Implicit Places using invariants in 1952 ms returned []
Implicit Place search using SMT only with invariants took 1953 ms to find 0 implicit places.
[2023-03-17 12:45:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:45:48] [INFO ] Invariant cache hit.
[2023-03-17 12:45:58] [INFO ] Dead Transitions using invariants and state equation in 9678 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11795 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:45:58] [INFO ] Computed 13 place invariants in 51 ms
Finished random walk after 990895 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=33 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1928 ms. (steps per millisecond=518 ) properties (out of 1) seen :2
[2023-03-17 12:46:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 12:46:30] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-17 12:46:30] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:46:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 12:46:41] [INFO ] [Real]Absence check using state equation in 10886 ms returned sat
[2023-03-17 12:46:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 12:46:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 12:46:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 12:46:54] [INFO ] [Nat]Absence check using state equation in 12604 ms returned sat
[2023-03-17 12:46:54] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 12:46:57] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 12:46:58] [INFO ] [Nat]Added 268 Read/Feed constraints in 4273 ms returned sat
[2023-03-17 12:47:01] [INFO ] Deduced a trap composed of 48 places in 2680 ms of which 1 ms to minimize.
[2023-03-17 12:47:04] [INFO ] Deduced a trap composed of 40 places in 2350 ms of which 1 ms to minimize.
[2023-03-17 12:47:06] [INFO ] Deduced a trap composed of 64 places in 2194 ms of which 0 ms to minimize.
[2023-03-17 12:47:09] [INFO ] Deduced a trap composed of 48 places in 2154 ms of which 1 ms to minimize.
[2023-03-17 12:47:11] [INFO ] Deduced a trap composed of 64 places in 2076 ms of which 0 ms to minimize.
[2023-03-17 12:47:13] [INFO ] Deduced a trap composed of 64 places in 2004 ms of which 0 ms to minimize.
[2023-03-17 12:47:15] [INFO ] Deduced a trap composed of 40 places in 1060 ms of which 2 ms to minimize.
[2023-03-17 12:47:16] [INFO ] Deduced a trap composed of 48 places in 965 ms of which 4 ms to minimize.
[2023-03-17 12:47:17] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 18405 ms
[2023-03-17 12:47:19] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2074 ms.
[2023-03-17 12:47:20] [INFO ] Added : 0 causal constraints over 0 iterations in 3147 ms. Result :sat
Current structural bounds on expressions (after SMT) : [9] 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 149 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 150 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 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 12:47:20] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:47:20] [INFO ] Invariant cache hit.
[2023-03-17 12:47:22] [INFO ] Implicit Places using invariants in 1967 ms returned []
Implicit Place search using SMT only with invariants took 1967 ms to find 0 implicit places.
[2023-03-17 12:47:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 12:47:22] [INFO ] Invariant cache hit.
[2023-03-17 12:47:32] [INFO ] Dead Transitions using invariants and state equation in 9866 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11984 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-9-UpperBounds-14 in 200926 ms.
[2023-03-17 12:47:34] [INFO ] Flatten gal took : 983 ms
[2023-03-17 12:47:34] [INFO ] Export to MCC of 9 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-17 12:47:34] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 626 places, 31352 transitions and 125392 arcs took 108 ms.
Total runtime 3364816 ms.
There are residual formulas that ITS could not solve within timeout
======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running RERS17pb113 (PT), instance 9
Examination UpperBounds
Parser /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//parser/UpperBoundParse.jar
Model checker /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//upper_bound//smart

PNML FILE: model.pnml
Petri model created: 626 places, 31352 transitions, 125392 arcs.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 15244928 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16074656 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

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-9"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="smartxred"
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 smartxred"
echo " Input is RERS17pb113-PT-9, 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 r331-tall-167889204000069"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-9.tgz
mv RERS17pb113-PT-9 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 ;