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.r325-tall-167889196700053.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 itstools
Input is RERS17pb113-PT-7, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r325-tall-167889196700053
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 5.6K Feb 26 18:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Feb 26 18:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Feb 26 18:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 26 18:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Feb 25 16:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 18:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K Feb 26 18:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Feb 26 18:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K Feb 26 18:23 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-7-UpperBounds-00
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-01
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-02
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-03
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-04
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-05
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-06
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-07
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-08
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-09
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-10
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-11
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-12
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-13
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-14
FORMULA_NAME RERS17pb113-PT-7-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678926073284

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=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-7
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202303021504
[2023-03-16 00:21:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-16 00:21:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 00:21:15] [INFO ] Load time of PNML (sax parser for PT used): 592 ms
[2023-03-16 00:21:15] [INFO ] Transformed 639 places.
[2023-03-16 00:21:15] [INFO ] Transformed 31353 transitions.
[2023-03-16 00:21:15] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 776 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
[2023-03-16 00:21:16] [INFO ] Computed 25 place invariants in 122 ms
FORMULA RERS17pb113-PT-7-UpperBounds-10 7 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 412 ms. (steps per millisecond=24 ) properties (out of 15) seen :28
FORMULA RERS17pb113-PT-7-UpperBounds-05 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 14) seen :6
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 14) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 14) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 14) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 14) 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 14) seen :3
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 14) 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 14) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 14) 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 14) 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 14) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 14) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 14) 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 14) seen :3
[2023-03-16 00:21:17] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 639 cols
[2023-03-16 00:21:17] [INFO ] Computed 25 place invariants in 75 ms
[2023-03-16 00:21:17] [INFO ] [Real]Absence check using 13 positive place invariants in 20 ms returned sat
[2023-03-16 00:21:17] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 5 ms returned sat
[2023-03-16 00:21:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:21:22] [INFO ] [Real]Absence check using state equation in 4719 ms returned unknown
[2023-03-16 00:21:22] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:21:22] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-16 00:21:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:21:27] [INFO ] [Real]Absence check using state equation in 4939 ms returned unknown
[2023-03-16 00:21:27] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 00:21:27] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 00:21:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:21:32] [INFO ] [Real]Absence check using state equation in 4912 ms returned unknown
[2023-03-16 00:21:32] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:21:32] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-16 00:21:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:21:37] [INFO ] [Real]Absence check using state equation in 4928 ms returned unknown
[2023-03-16 00:21:37] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:21:37] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-16 00:21:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:21:42] [INFO ] [Real]Absence check using state equation in 4926 ms returned unknown
[2023-03-16 00:21:42] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:21:42] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 00:21:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:21:47] [INFO ] [Real]Absence check using state equation in 4922 ms returned unknown
[2023-03-16 00:21:47] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:21:47] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 00:21:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:21:52] [INFO ] [Real]Absence check using state equation in 4923 ms returned unknown
[2023-03-16 00:21:52] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:21:52] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 00:21:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:21:57] [INFO ] [Real]Absence check using state equation in 4909 ms returned unknown
[2023-03-16 00:21:57] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:21:57] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-16 00:21:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:22:02] [INFO ] [Real]Absence check using state equation in 4923 ms returned unknown
[2023-03-16 00:22:02] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:22:02] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-16 00:22:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:22:07] [INFO ] [Real]Absence check using state equation in 4937 ms returned unknown
[2023-03-16 00:22:07] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 00:22:07] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 00:22:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:22:12] [INFO ] [Real]Absence check using state equation in 4921 ms returned unknown
[2023-03-16 00:22:12] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:22:12] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-16 00:22:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:22:17] [INFO ] [Real]Absence check using state equation in 4942 ms returned unknown
[2023-03-16 00:22:17] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:22:17] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 00:22:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:22:22] [INFO ] [Real]Absence check using state equation in 4939 ms returned unknown
[2023-03-16 00:22:22] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:22:22] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 00:22:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:22:27] [INFO ] [Real]Absence check using state equation in 4929 ms returned unknown
Current structural bounds on expressions (after SMT) : [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7] Max seen :[6, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 2]
Support contains 14 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 674 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 680 ms. Remains : 626/639 places, 31352/31353 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:22:28] [INFO ] Computed 13 place invariants in 54 ms
Finished random walk after 947723 steps, including 2 resets, run visited all 14 properties in 30001 ms. (steps per millisecond=31 )
FORMULA RERS17pb113-PT-7-UpperBounds-13 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-7-UpperBounds-11 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-7-UpperBounds-08 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-7-UpperBounds-01 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-7-UpperBounds-00 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1729 ms. (steps per millisecond=578 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1877 ms. (steps per millisecond=532 ) properties (out of 9) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2197 ms. (steps per millisecond=455 ) properties (out of 9) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1937 ms. (steps per millisecond=516 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1842 ms. (steps per millisecond=542 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1802 ms. (steps per millisecond=554 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3837 ms. (steps per millisecond=260 ) properties (out of 9) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1756 ms. (steps per millisecond=569 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1804 ms. (steps per millisecond=554 ) properties (out of 9) seen :12
[2023-03-16 00:23:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:23:17] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 00:23:17] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:23:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:23:30] [INFO ] [Real]Absence check using state equation in 13472 ms returned sat
[2023-03-16 00:23:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:23:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:23:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:23:43] [INFO ] [Nat]Absence check using state equation in 11893 ms returned sat
[2023-03-16 00:23:43] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:23:46] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:23:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 5240 ms returned sat
[2023-03-16 00:23:51] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2552 ms.
[2023-03-16 00:23:52] [INFO ] Added : 0 causal constraints over 0 iterations in 3626 ms. Result :sat
[2023-03-16 00:23:53] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:23:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:24:07] [INFO ] [Real]Absence check using state equation in 14282 ms returned sat
[2023-03-16 00:24:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:24:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:24:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:24:20] [INFO ] [Nat]Absence check using state equation in 12151 ms returned sat
[2023-03-16 00:24:23] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:24:26] [INFO ] [Nat]Added 268 Read/Feed constraints in 6460 ms returned unknown
[2023-03-16 00:24:26] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:24:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:24:39] [INFO ] [Real]Absence check using state equation in 13198 ms returned sat
[2023-03-16 00:24:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:24:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:24:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:24:52] [INFO ] [Nat]Absence check using state equation in 12101 ms returned sat
[2023-03-16 00:24:55] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:24:58] [INFO ] [Nat]Added 268 Read/Feed constraints in 6371 ms returned unknown
[2023-03-16 00:24:58] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:24:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:25:10] [INFO ] [Real]Absence check using state equation in 11191 ms returned sat
[2023-03-16 00:25:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:25:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:25:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:25:24] [INFO ] [Nat]Absence check using state equation in 13426 ms returned sat
[2023-03-16 00:25:27] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:25:30] [INFO ] [Nat]Added 268 Read/Feed constraints in 6428 ms returned unknown
[2023-03-16 00:25:30] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:25:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:25:45] [INFO ] [Real]Absence check using state equation in 14814 ms returned sat
[2023-03-16 00:25:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:25:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:25:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:26:01] [INFO ] [Nat]Absence check using state equation in 15489 ms returned sat
[2023-03-16 00:26:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:26:05] [INFO ] [Nat]Added 268 Read/Feed constraints in 4159 ms returned sat
[2023-03-16 00:26:08] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2183 ms.
[2023-03-16 00:26:09] [INFO ] Added : 0 causal constraints over 0 iterations in 3218 ms. Result :sat
[2023-03-16 00:26:09] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 00:26:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:26:26] [INFO ] [Real]Absence check using state equation in 17288 ms returned sat
[2023-03-16 00:26:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:26:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:26:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:26:39] [INFO ] [Nat]Absence check using state equation in 12482 ms returned sat
[2023-03-16 00:26:43] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:26:46] [INFO ] [Nat]Added 268 Read/Feed constraints in 6409 ms returned unknown
[2023-03-16 00:26:46] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:26:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:27:02] [INFO ] [Real]Absence check using state equation in 15861 ms returned sat
[2023-03-16 00:27:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:27:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:27:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:27:17] [INFO ] [Nat]Absence check using state equation in 14466 ms returned sat
[2023-03-16 00:27:20] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:27:23] [INFO ] [Nat]Added 268 Read/Feed constraints in 6461 ms returned unknown
[2023-03-16 00:27:23] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:27:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:27:37] [INFO ] [Real]Absence check using state equation in 14179 ms returned sat
[2023-03-16 00:27:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:27:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:27:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:27:52] [INFO ] [Nat]Absence check using state equation in 13906 ms returned sat
[2023-03-16 00:27:55] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:27:58] [INFO ] [Nat]Added 268 Read/Feed constraints in 6381 ms returned unknown
[2023-03-16 00:27:58] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:27:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:28:17] [INFO ] [Real]Absence check using state equation in 18424 ms returned sat
[2023-03-16 00:28:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:28:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:28:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:28:33] [INFO ] [Nat]Absence check using state equation in 15791 ms returned sat
[2023-03-16 00:28:36] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:28:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6407 ms returned unknown
Current structural bounds on expressions (after SMT) : [7, 7, 7, 7, 7, 7, 7, 7, 7] Max seen :[1, 2, 4, 2, 1, 2, 3, 1, 4]
Support contains 9 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 192 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 194 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:28:40] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29467 ms. (steps per millisecond=33 ) properties (out of 9) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1700 ms. (steps per millisecond=588 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1865 ms. (steps per millisecond=536 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2217 ms. (steps per millisecond=451 ) properties (out of 9) seen :11
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1944 ms. (steps per millisecond=514 ) properties (out of 9) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1767 ms. (steps per millisecond=565 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1767 ms. (steps per millisecond=565 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 3810 ms. (steps per millisecond=262 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1816 ms. (steps per millisecond=550 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1775 ms. (steps per millisecond=563 ) properties (out of 9) seen :13
[2023-03-16 00:29:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:29:28] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 00:29:28] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:29:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:29:42] [INFO ] [Real]Absence check using state equation in 14169 ms returned sat
[2023-03-16 00:29:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:29:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:29:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:29:56] [INFO ] [Nat]Absence check using state equation in 12669 ms returned sat
[2023-03-16 00:29:56] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:29:59] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:30:01] [INFO ] [Nat]Added 268 Read/Feed constraints in 5088 ms returned sat
[2023-03-16 00:30:03] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 1921 ms.
[2023-03-16 00:30:04] [INFO ] Added : 0 causal constraints over 0 iterations in 2989 ms. Result :sat
[2023-03-16 00:30:05] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:30:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:30:17] [INFO ] [Real]Absence check using state equation in 12507 ms returned sat
[2023-03-16 00:30:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:30:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:30:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:30:31] [INFO ] [Nat]Absence check using state equation in 12788 ms returned sat
[2023-03-16 00:30:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:30:37] [INFO ] [Nat]Added 268 Read/Feed constraints in 6471 ms returned unknown
[2023-03-16 00:30:37] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:30:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:30:50] [INFO ] [Real]Absence check using state equation in 13332 ms returned sat
[2023-03-16 00:30:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:30:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:30:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:31:03] [INFO ] [Nat]Absence check using state equation in 12253 ms returned sat
[2023-03-16 00:31:07] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:31:10] [INFO ] [Nat]Added 268 Read/Feed constraints in 6377 ms returned unknown
[2023-03-16 00:31:10] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:31:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:31:21] [INFO ] [Real]Absence check using state equation in 11343 ms returned sat
[2023-03-16 00:31:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:31:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:31:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:31:33] [INFO ] [Nat]Absence check using state equation in 11767 ms returned sat
[2023-03-16 00:31:37] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:31:40] [INFO ] [Nat]Added 268 Read/Feed constraints in 6446 ms returned unknown
[2023-03-16 00:31:40] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:31:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:31:54] [INFO ] [Real]Absence check using state equation in 14242 ms returned sat
[2023-03-16 00:31:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:31:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:31:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:32:10] [INFO ] [Nat]Absence check using state equation in 15630 ms returned sat
[2023-03-16 00:32:13] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:32:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 5680 ms returned sat
[2023-03-16 00:32:18] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 1881 ms.
[2023-03-16 00:32:19] [INFO ] Added : 0 causal constraints over 0 iterations in 2934 ms. Result :sat
[2023-03-16 00:32:20] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:32:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:32:37] [INFO ] [Real]Absence check using state equation in 17263 ms returned sat
[2023-03-16 00:32:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:32:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-16 00:32:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:32:49] [INFO ] [Nat]Absence check using state equation in 11604 ms returned sat
[2023-03-16 00:32:52] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:32:55] [INFO ] [Nat]Added 268 Read/Feed constraints in 6435 ms returned unknown
[2023-03-16 00:32:55] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:32:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:33:10] [INFO ] [Real]Absence check using state equation in 14984 ms returned sat
[2023-03-16 00:33:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:33:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:33:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:33:25] [INFO ] [Nat]Absence check using state equation in 14202 ms returned sat
[2023-03-16 00:33:28] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:33:31] [INFO ] [Nat]Added 268 Read/Feed constraints in 6375 ms returned unknown
[2023-03-16 00:33:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:33:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:33:44] [INFO ] [Real]Absence check using state equation in 12308 ms returned sat
[2023-03-16 00:33:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:33:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:33:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:33:55] [INFO ] [Nat]Absence check using state equation in 11069 ms returned sat
[2023-03-16 00:33:59] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:34:02] [INFO ] [Nat]Added 268 Read/Feed constraints in 6400 ms returned unknown
[2023-03-16 00:34:02] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:34:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:34:17] [INFO ] [Real]Absence check using state equation in 15459 ms returned sat
[2023-03-16 00:34:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:34:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:34:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:34:36] [INFO ] [Nat]Absence check using state equation in 18492 ms returned sat
[2023-03-16 00:34:40] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:34:43] [INFO ] [Nat]Added 268 Read/Feed constraints in 6421 ms returned unknown
Current structural bounds on expressions (after SMT) : [7, 7, 7, 7, 7, 7, 7, 7, 7] Max seen :[1, 2, 4, 3, 2, 2, 3, 2, 5]
FORMULA RERS17pb113-PT-7-UpperBounds-03 7 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 8 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 182 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 182 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:34:44] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29363 ms. (steps per millisecond=34 ) properties (out of 8) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1723 ms. (steps per millisecond=580 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2288 ms. (steps per millisecond=437 ) properties (out of 8) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1916 ms. (steps per millisecond=521 ) properties (out of 8) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1979 ms. (steps per millisecond=505 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1791 ms. (steps per millisecond=558 ) properties (out of 8) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3703 ms. (steps per millisecond=270 ) properties (out of 8) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1776 ms. (steps per millisecond=563 ) properties (out of 8) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1790 ms. (steps per millisecond=558 ) properties (out of 8) seen :11
[2023-03-16 00:35:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:35:30] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 00:35:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:35:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:35:45] [INFO ] [Real]Absence check using state equation in 14073 ms returned sat
[2023-03-16 00:35:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:35:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:35:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:35:58] [INFO ] [Nat]Absence check using state equation in 12635 ms returned sat
[2023-03-16 00:35:58] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:36:01] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:36:04] [INFO ] [Nat]Added 268 Read/Feed constraints in 5792 ms returned sat
[2023-03-16 00:36:06] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 1893 ms.
[2023-03-16 00:36:07] [INFO ] Added : 0 causal constraints over 0 iterations in 2928 ms. Result :sat
[2023-03-16 00:36:08] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:36:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:36:21] [INFO ] [Real]Absence check using state equation in 13705 ms returned sat
[2023-03-16 00:36:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:36:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:36:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:36:34] [INFO ] [Nat]Absence check using state equation in 12176 ms returned sat
[2023-03-16 00:36:37] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:36:40] [INFO ] [Nat]Added 268 Read/Feed constraints in 6381 ms returned unknown
[2023-03-16 00:36:40] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:36:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:36:52] [INFO ] [Real]Absence check using state equation in 11570 ms returned sat
[2023-03-16 00:36:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:36:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:36:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:37:04] [INFO ] [Nat]Absence check using state equation in 12010 ms returned sat
[2023-03-16 00:37:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:37:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 6447 ms returned unknown
[2023-03-16 00:37:11] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:37:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:37:26] [INFO ] [Real]Absence check using state equation in 14952 ms returned sat
[2023-03-16 00:37:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:37:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:37:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:37:41] [INFO ] [Nat]Absence check using state equation in 15249 ms returned sat
[2023-03-16 00:37:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:37:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 6414 ms returned unknown
[2023-03-16 00:37:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:37:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:38:05] [INFO ] [Real]Absence check using state equation in 17005 ms returned sat
[2023-03-16 00:38:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:38:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:38:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:38:17] [INFO ] [Nat]Absence check using state equation in 11950 ms returned sat
[2023-03-16 00:38:21] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:38:24] [INFO ] [Nat]Added 268 Read/Feed constraints in 6437 ms returned unknown
[2023-03-16 00:38:24] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:38:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:38:38] [INFO ] [Real]Absence check using state equation in 14677 ms returned sat
[2023-03-16 00:38:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:38:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-16 00:38:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:38:52] [INFO ] [Nat]Absence check using state equation in 13427 ms returned sat
[2023-03-16 00:38:56] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:38:59] [INFO ] [Nat]Added 268 Read/Feed constraints in 6438 ms returned unknown
[2023-03-16 00:38:59] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:38:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:39:12] [INFO ] [Real]Absence check using state equation in 13228 ms returned sat
[2023-03-16 00:39:12] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:39:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 00:39:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:39:23] [INFO ] [Nat]Absence check using state equation in 10239 ms returned sat
[2023-03-16 00:39:26] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:39:29] [INFO ] [Nat]Added 268 Read/Feed constraints in 6416 ms returned unknown
[2023-03-16 00:39:29] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 00:39:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:39:46] [INFO ] [Real]Absence check using state equation in 16978 ms returned sat
[2023-03-16 00:39:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:39:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:39:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:40:04] [INFO ] [Nat]Absence check using state equation in 17612 ms returned sat
[2023-03-16 00:40:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:40:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 6425 ms returned unknown
Current structural bounds on expressions (after SMT) : [7, 7, 7, 7, 7, 7, 7, 7] Max seen :[1, 4, 3, 2, 2, 3, 2, 5]
Support contains 8 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 172 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 173 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.
[2023-03-16 00:40:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:40:11] [INFO ] Invariant cache hit.
[2023-03-16 00:40:13] [INFO ] Implicit Places using invariants in 1742 ms returned []
Implicit Place search using SMT only with invariants took 1743 ms to find 0 implicit places.
[2023-03-16 00:40:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:40:13] [INFO ] Invariant cache hit.
[2023-03-16 00:40:21] [INFO ] Dead Transitions using invariants and state equation in 8365 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10280 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting property specific reduction for RERS17pb113-PT-7-UpperBounds-02
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:40:21] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 187 ms. (steps per millisecond=53 ) 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
[2023-03-16 00:40:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:40:22] [INFO ] Computed 13 place invariants in 66 ms
[2023-03-16 00:40:22] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:40:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:40:27] [INFO ] [Real]Absence check using state equation in 4945 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] 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 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
[2023-03-16 00:40:27] [INFO ] Computed 13 place invariants in 50 ms
Finished random walk after 997487 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 1846 ms. (steps per millisecond=541 ) properties (out of 1) seen :1
[2023-03-16 00:40:59] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:40:59] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-16 00:40:59] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:40:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:41:16] [INFO ] [Real]Absence check using state equation in 16471 ms returned sat
[2023-03-16 00:41:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:41:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:41:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:41:28] [INFO ] [Nat]Absence check using state equation in 12529 ms returned sat
[2023-03-16 00:41:29] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:41:32] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:41:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 5100 ms returned sat
[2023-03-16 00:41:36] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 1983 ms.
[2023-03-16 00:41:37] [INFO ] Added : 0 causal constraints over 0 iterations in 2987 ms. Result :sat
Current structural bounds on expressions (after SMT) : [7] 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 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 00:41:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:41:38] [INFO ] Invariant cache hit.
[2023-03-16 00:41:40] [INFO ] Implicit Places using invariants in 1749 ms returned []
Implicit Place search using SMT only with invariants took 1750 ms to find 0 implicit places.
[2023-03-16 00:41:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:41:40] [INFO ] Invariant cache hit.
[2023-03-16 00:41:48] [INFO ] Dead Transitions using invariants and state equation in 8252 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10153 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-02 in 86923 ms.
Starting property specific reduction for RERS17pb113-PT-7-UpperBounds-04
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:41:48] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 239 ms. (steps per millisecond=41 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :1
[2023-03-16 00:41:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:41:49] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 00:41:49] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:41:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:41:54] [INFO ] [Real]Absence check using state equation in 4945 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] 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
[2023-03-16 00:41:54] [INFO ] Computed 13 place invariants in 56 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29663 ms. (steps per millisecond=33 ) properties (out of 1) seen :7
FORMULA RERS17pb113-PT-7-UpperBounds-04 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-04 in 35358 ms.
Starting property specific reduction for RERS17pb113-PT-7-UpperBounds-06
[2023-03-16 00:42:24] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 253 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 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
[2023-03-16 00:42:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:42:24] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 00:42:24] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:42:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:42:29] [INFO ] [Real]Absence check using state equation in 4936 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 176 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:42:29] [INFO ] Computed 13 place invariants in 47 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28448 ms. (steps per millisecond=35 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1875 ms. (steps per millisecond=533 ) properties (out of 1) seen :1
[2023-03-16 00:43:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:43:00] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 00:43:00] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:43:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:43:13] [INFO ] [Real]Absence check using state equation in 12705 ms returned sat
[2023-03-16 00:43:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:43:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:43:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:43:24] [INFO ] [Nat]Absence check using state equation in 10895 ms returned sat
[2023-03-16 00:43:24] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:43:27] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:43:30] [INFO ] [Nat]Added 268 Read/Feed constraints in 6436 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] 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 159 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 626/626 places, 31352/31352 transitions.
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.
[2023-03-16 00:43:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:43:31] [INFO ] Invariant cache hit.
[2023-03-16 00:43:32] [INFO ] Implicit Places using invariants in 1788 ms returned []
Implicit Place search using SMT only with invariants took 1793 ms to find 0 implicit places.
[2023-03-16 00:43:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:43:32] [INFO ] Invariant cache hit.
[2023-03-16 00:43:41] [INFO ] Dead Transitions using invariants and state equation in 8542 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10491 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-06 in 77353 ms.
Starting property specific reduction for RERS17pb113-PT-7-UpperBounds-07
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:43:41] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 235 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 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
[2023-03-16 00:43:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:43:41] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 00:43:42] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:43:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:43:46] [INFO ] [Real]Absence check using state equation in 4943 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 157 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:43:47] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28598 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 1744 ms. (steps per millisecond=573 ) properties (out of 1) seen :2
[2023-03-16 00:44:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:44:17] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 00:44:17] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:44:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:44:31] [INFO ] [Real]Absence check using state equation in 13758 ms returned sat
[2023-03-16 00:44:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:44:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:44:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:44:46] [INFO ] [Nat]Absence check using state equation in 14814 ms returned sat
[2023-03-16 00:44:46] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:44:50] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:44:53] [INFO ] [Nat]Added 268 Read/Feed constraints in 6372 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] 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 181 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 181 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 175 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 00:44:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:44:53] [INFO ] Invariant cache hit.
[2023-03-16 00:44:55] [INFO ] Implicit Places using invariants in 1792 ms returned []
Implicit Place search using SMT only with invariants took 1793 ms to find 0 implicit places.
[2023-03-16 00:44:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:44:55] [INFO ] Invariant cache hit.
[2023-03-16 00:45:03] [INFO ] Dead Transitions using invariants and state equation in 8330 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10302 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:45:03] [INFO ] Computed 13 place invariants in 49 ms
Finished random walk after 876659 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=29 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2435 ms. (steps per millisecond=410 ) properties (out of 1) seen :1
[2023-03-16 00:45:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:45:36] [INFO ] Computed 13 place invariants in 40 ms
[2023-03-16 00:45:36] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:45:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:45:52] [INFO ] [Real]Absence check using state equation in 16648 ms returned sat
[2023-03-16 00:45:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:45:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:45:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:46:12] [INFO ] [Nat]Absence check using state equation in 19017 ms returned sat
[2023-03-16 00:46:12] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:46:15] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:46:18] [INFO ] [Nat]Added 268 Read/Feed constraints in 5799 ms returned sat
[2023-03-16 00:46:20] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 1967 ms.
[2023-03-16 00:46:21] [INFO ] Added : 0 causal constraints over 0 iterations in 3003 ms. Result :sat
Current structural bounds on expressions (after SMT) : [7] 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 169 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 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 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 00:46:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:46:23] [INFO ] Invariant cache hit.
[2023-03-16 00:46:25] [INFO ] Implicit Places using invariants in 1842 ms returned []
Implicit Place search using SMT only with invariants took 1843 ms to find 0 implicit places.
[2023-03-16 00:46:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:46:25] [INFO ] Invariant cache hit.
[2023-03-16 00:46:33] [INFO ] Dead Transitions using invariants and state equation in 8475 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10486 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-07 in 172374 ms.
Starting property specific reduction for RERS17pb113-PT-7-UpperBounds-09
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:46:33] [INFO ] Computed 13 place invariants in 49 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 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
[2023-03-16 00:46:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:46:34] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 00:46:34] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:46:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:46:39] [INFO ] [Real]Absence check using state equation in 4946 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 176 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:46:39] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28412 ms. (steps per millisecond=35 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1766 ms. (steps per millisecond=566 ) properties (out of 1) seen :2
[2023-03-16 00:47:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:47:09] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 00:47:09] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:47:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:47:26] [INFO ] [Real]Absence check using state equation in 16354 ms returned sat
[2023-03-16 00:47:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:47:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:47:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:47:38] [INFO ] [Nat]Absence check using state equation in 11740 ms returned sat
[2023-03-16 00:47:38] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:47:41] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:47:44] [INFO ] [Nat]Added 268 Read/Feed constraints in 6440 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] 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 168 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 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 00:47:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:47:45] [INFO ] Invariant cache hit.
[2023-03-16 00:47:47] [INFO ] Implicit Places using invariants in 1851 ms returned []
Implicit Place search using SMT only with invariants took 1852 ms to find 0 implicit places.
[2023-03-16 00:47:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:47:47] [INFO ] Invariant cache hit.
[2023-03-16 00:47:55] [INFO ] Dead Transitions using invariants and state equation in 8087 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10097 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:47:55] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29017 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 1738 ms. (steps per millisecond=575 ) properties (out of 1) seen :1
[2023-03-16 00:48:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:48:26] [INFO ] Computed 13 place invariants in 41 ms
[2023-03-16 00:48:26] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-16 00:48:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:48:43] [INFO ] [Real]Absence check using state equation in 16906 ms returned sat
[2023-03-16 00:48:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:48:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:48:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:48:56] [INFO ] [Nat]Absence check using state equation in 12505 ms returned sat
[2023-03-16 00:48:56] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:48:59] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:49:02] [INFO ] [Nat]Added 268 Read/Feed constraints in 6486 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] 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 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 163 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 00:49:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:49:02] [INFO ] Invariant cache hit.
[2023-03-16 00:49:04] [INFO ] Implicit Places using invariants in 1853 ms returned []
Implicit Place search using SMT only with invariants took 1854 ms to find 0 implicit places.
[2023-03-16 00:49:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:49:04] [INFO ] Invariant cache hit.
[2023-03-16 00:49:12] [INFO ] Dead Transitions using invariants and state equation in 8199 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10220 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-09 in 159120 ms.
Starting property specific reduction for RERS17pb113-PT-7-UpperBounds-12
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:49:13] [INFO ] Computed 13 place invariants in 50 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 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
[2023-03-16 00:49:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:49:13] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 00:49:13] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:49:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:49:18] [INFO ] [Real]Absence check using state equation in 4949 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] 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 140 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 140 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:49:18] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28025 ms. (steps per millisecond=35 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 3575 ms. (steps per millisecond=279 ) properties (out of 1) seen :4
[2023-03-16 00:49:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:49:50] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 00:49:50] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:49:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:50:02] [INFO ] [Real]Absence check using state equation in 12375 ms returned sat
[2023-03-16 00:50:03] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:50:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:50:09] [INFO ] [Real]Added 268 Read/Feed constraints in 6447 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[4]
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 175 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.
[2023-03-16 00:50:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:50:10] [INFO ] Invariant cache hit.
[2023-03-16 00:50:11] [INFO ] Implicit Places using invariants in 1847 ms returned []
Implicit Place search using SMT only with invariants took 1850 ms to find 0 implicit places.
[2023-03-16 00:50:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:50:11] [INFO ] Invariant cache hit.
[2023-03-16 00:50:20] [INFO ] Dead Transitions using invariants and state equation in 8171 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10183 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:50:20] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27591 ms. (steps per millisecond=36 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3550 ms. (steps per millisecond=281 ) properties (out of 1) seen :4
[2023-03-16 00:50:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:50:51] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 00:50:51] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:50:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:51:04] [INFO ] [Real]Absence check using state equation in 12838 ms returned sat
[2023-03-16 00:51:04] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:51:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:51:11] [INFO ] [Real]Added 268 Read/Feed constraints in 6481 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[4]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 164 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 00:51:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:51:11] [INFO ] Invariant cache hit.
[2023-03-16 00:51:13] [INFO ] Implicit Places using invariants in 1826 ms returned []
Implicit Place search using SMT only with invariants took 1827 ms to find 0 implicit places.
[2023-03-16 00:51:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:51:13] [INFO ] Invariant cache hit.
[2023-03-16 00:51:21] [INFO ] Dead Transitions using invariants and state equation in 8357 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10358 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-12 in 128693 ms.
Starting property specific reduction for RERS17pb113-PT-7-UpperBounds-14
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:51:21] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 225 ms. (steps per millisecond=44 ) 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
[2023-03-16 00:51:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:51:22] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 00:51:22] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:51:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:51:27] [INFO ] [Real]Absence check using state equation in 4951 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] 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 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 157 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:51:27] [INFO ] Computed 13 place invariants in 47 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28770 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 1830 ms. (steps per millisecond=546 ) properties (out of 1) seen :1
[2023-03-16 00:51:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:51:58] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 00:51:58] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:51:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:52:12] [INFO ] [Real]Absence check using state equation in 14123 ms returned sat
[2023-03-16 00:52:12] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:52:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:52:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:52:26] [INFO ] [Nat]Absence check using state equation in 13973 ms returned sat
[2023-03-16 00:52:26] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:52:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:52:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6480 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] 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 161 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.
[2023-03-16 00:52:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:52:33] [INFO ] Invariant cache hit.
[2023-03-16 00:52:35] [INFO ] Implicit Places using invariants in 1761 ms returned []
Implicit Place search using SMT only with invariants took 1761 ms to find 0 implicit places.
[2023-03-16 00:52:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:52:35] [INFO ] Invariant cache hit.
[2023-03-16 00:52:43] [INFO ] Dead Transitions using invariants and state equation in 8416 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10335 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-14 in 82006 ms.
Starting property specific reduction for RERS17pb113-PT-7-UpperBounds-15
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:52:43] [INFO ] Computed 13 place invariants in 47 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 218 ms. (steps per millisecond=45 ) properties (out of 1) seen :2
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
[2023-03-16 00:52:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:52:44] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-16 00:52:44] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:52:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:52:49] [INFO ] [Real]Absence check using state equation in 4945 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] 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 147 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 147 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:52:49] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28677 ms. (steps per millisecond=34 ) properties (out of 1) seen :3
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1809 ms. (steps per millisecond=552 ) properties (out of 1) seen :4
[2023-03-16 00:53:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:53:19] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 00:53:20] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:53:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:53:37] [INFO ] [Real]Absence check using state equation in 17917 ms returned sat
[2023-03-16 00:53:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:53:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:53:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:53:53] [INFO ] [Nat]Absence check using state equation in 15349 ms returned sat
[2023-03-16 00:53:53] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:53:57] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:54:00] [INFO ] [Nat]Added 268 Read/Feed constraints in 6458 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[4]
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 169 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 00:54:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:54:00] [INFO ] Invariant cache hit.
[2023-03-16 00:54:02] [INFO ] Implicit Places using invariants in 1838 ms returned []
Implicit Place search using SMT only with invariants took 1848 ms to find 0 implicit places.
[2023-03-16 00:54:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:54:02] [INFO ] Invariant cache hit.
[2023-03-16 00:54:10] [INFO ] Dead Transitions using invariants and state equation in 8500 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10521 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:54:11] [INFO ] Computed 13 place invariants in 50 ms
Finished random walk after 963632 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 1862 ms. (steps per millisecond=537 ) properties (out of 1) seen :3
[2023-03-16 00:54:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 00:54:42] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 00:54:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 00:54:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 00:55:00] [INFO ] [Real]Absence check using state equation in 17427 ms returned sat
[2023-03-16 00:55:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 00:55:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 00:55:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 00:55:18] [INFO ] [Nat]Absence check using state equation in 17390 ms returned sat
[2023-03-16 00:55:18] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 00:55:21] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 00:55:24] [INFO ] [Nat]Added 268 Read/Feed constraints in 6453 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[4]
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 170 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 00:55:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:55:25] [INFO ] Invariant cache hit.
[2023-03-16 00:55:27] [INFO ] Implicit Places using invariants in 1850 ms returned []
Implicit Place search using SMT only with invariants took 1852 ms to find 0 implicit places.
[2023-03-16 00:55:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 00:55:27] [INFO ] Invariant cache hit.
[2023-03-16 00:55:35] [INFO ] Dead Transitions using invariants and state equation in 8531 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10557 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-15 in 171843 ms.
[2023-03-16 00:55:37] [INFO ] Flatten gal took : 1160 ms
[2023-03-16 00:55:37] [INFO ] Applying decomposition
[2023-03-16 00:55:38] [INFO ] Flatten gal took : 911 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph5164644030237962490.txt' '-o' '/tmp/graph5164644030237962490.bin' '-w' '/tmp/graph5164644030237962490.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph5164644030237962490.bin' '-l' '-1' '-v' '-w' '/tmp/graph5164644030237962490.weights' '-q' '0' '-e' '0.001'
[2023-03-16 00:55:40] [INFO ] Decomposing Gal with order
[2023-03-16 00:55:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-16 00:55:43] [INFO ] Removed a total of 91898 redundant transitions.
[2023-03-16 00:55:43] [INFO ] Flatten gal took : 1830 ms
[2023-03-16 00:55:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 2204 labels/synchronizations in 1003 ms.
[2023-03-16 00:55:45] [INFO ] Time to serialize gal into /tmp/UpperBounds2057966636404665088.gal : 189 ms
[2023-03-16 00:55:45] [INFO ] Time to serialize properties into /tmp/UpperBounds350327874346939863.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds2057966636404665088.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds350327874346939863.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...282
Loading property file /tmp/UpperBounds350327874346939863.prop.
ITS-tools command line returned an error code 137
[2023-03-16 01:20:26] [INFO ] Flatten gal took : 7867 ms
[2023-03-16 01:20:27] [INFO ] Time to serialize gal into /tmp/UpperBounds10900213215512903141.gal : 395 ms
[2023-03-16 01:20:27] [INFO ] Time to serialize properties into /tmp/UpperBounds16816630339928408269.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds10900213215512903141.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds16816630339928408269.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/UpperBounds16816630339928408269.prop.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393232 kB
MemFree: 14693500 kB
After kill :
MemTotal: 16393232 kB
MemFree: 16264168 kB

BK_TIME_CONFINEMENT_REACHED

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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-7"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool itstools"
echo " Input is RERS17pb113-PT-7, 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 r325-tall-167889196700053"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-7.tgz
mv RERS17pb113-PT-7 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 ;