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.r329-tall-167889201500053.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
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 r329-tall-167889201500053
=====================================================================

--------------------
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 1678999968133

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=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-7
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 20:52:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-16 20:52:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 20:52:50] [INFO ] Load time of PNML (sax parser for PT used): 644 ms
[2023-03-16 20:52:50] [INFO ] Transformed 639 places.
[2023-03-16 20:52:50] [INFO ] Transformed 31353 transitions.
[2023-03-16 20:52:50] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 852 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Normalized transition count is 18326 out of 31353 initially.
// Phase 1: matrix 18326 rows 639 cols
[2023-03-16 20:52:50] [INFO ] Computed 25 place invariants in 109 ms
FORMULA RERS17pb113-PT-7-UpperBounds-10 7 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 294 ms. (steps per millisecond=34 ) properties (out of 15) seen :47
FORMULA RERS17pb113-PT-7-UpperBounds-11 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-7-UpperBounds-05 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-7-UpperBounds-04 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 12) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 12) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 12) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 12) seen :1
[2023-03-16 20:52:51] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 639 cols
[2023-03-16 20:52:51] [INFO ] Computed 25 place invariants in 76 ms
[2023-03-16 20:52:52] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-16 20:52:52] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-16 20:52:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:52:56] [INFO ] [Real]Absence check using state equation in 4785 ms returned unknown
[2023-03-16 20:52:57] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:52:57] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-16 20:52:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:53:01] [INFO ] [Real]Absence check using state equation in 4918 ms returned unknown
[2023-03-16 20:53:02] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 20:53:02] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 5 ms returned sat
[2023-03-16 20:53:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:53:06] [INFO ] [Real]Absence check using state equation in 4927 ms returned unknown
[2023-03-16 20:53:07] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 20:53:07] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 20:53:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:53:11] [INFO ] [Real]Absence check using state equation in 4921 ms returned unknown
[2023-03-16 20:53:12] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-16 20:53:12] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 20:53:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:53:16] [INFO ] [Real]Absence check using state equation in 4942 ms returned unknown
[2023-03-16 20:53:17] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 20:53:17] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 20:53:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:53:22] [INFO ] [Real]Absence check using state equation in 4934 ms returned unknown
[2023-03-16 20:53:22] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:53:22] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 20:53:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:53:27] [INFO ] [Real]Absence check using state equation in 4945 ms returned unknown
[2023-03-16 20:53:27] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 20:53:27] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 20:53:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:53:32] [INFO ] [Real]Absence check using state equation in 4930 ms returned unknown
[2023-03-16 20:53:32] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 20:53:32] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 7 ms returned sat
[2023-03-16 20:53:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:53:37] [INFO ] [Real]Absence check using state equation in 4916 ms returned unknown
[2023-03-16 20:53:37] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 20:53:37] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-16 20:53:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:53:42] [INFO ] [Real]Absence check using state equation in 4942 ms returned unknown
[2023-03-16 20:53:42] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 20:53:42] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 20:53:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:53:47] [INFO ] [Real]Absence check using state equation in 4938 ms returned unknown
[2023-03-16 20:53:47] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:53:47] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 20:53:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:53:52] [INFO ] [Real]Absence check using state equation in 4927 ms returned unknown
Current structural bounds on expressions (after SMT) : [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7] Max seen :[4, 5, 1, 1, 1, 1, 5, 1, 1, 4, 1, 1]
Support contains 12 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 1026 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 1033 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 20:53:53] [INFO ] Computed 13 place invariants in 68 ms
Finished random walk after 877683 steps, including 2 resets, run visited all 12 properties in 30001 ms. (steps per millisecond=29 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3333 ms. (steps per millisecond=300 ) properties (out of 12) seen :22
FORMULA RERS17pb113-PT-7-UpperBounds-00 7 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1885 ms. (steps per millisecond=530 ) properties (out of 11) seen :13
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2081 ms. (steps per millisecond=480 ) properties (out of 11) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2207 ms. (steps per millisecond=453 ) properties (out of 11) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2135 ms. (steps per millisecond=468 ) properties (out of 11) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2237 ms. (steps per millisecond=447 ) properties (out of 11) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2136 ms. (steps per millisecond=468 ) properties (out of 11) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4656 ms. (steps per millisecond=214 ) properties (out of 11) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2085 ms. (steps per millisecond=479 ) properties (out of 11) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2116 ms. (steps per millisecond=472 ) properties (out of 11) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2083 ms. (steps per millisecond=480 ) properties (out of 11) seen :18
[2023-03-16 20:54:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 20:54:50] [INFO ] Computed 13 place invariants in 52 ms
[2023-03-16 20:54:50] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 20:54:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:55:02] [INFO ] [Real]Absence check using state equation in 12326 ms returned sat
[2023-03-16 20:55:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 20:55:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:55:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 20:55:17] [INFO ] [Nat]Absence check using state equation in 14539 ms returned sat
[2023-03-16 20:55:18] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 20:55:21] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 20:55:24] [INFO ] [Nat]Added 268 Read/Feed constraints in 6537 ms returned unknown
[2023-03-16 20:55:24] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:55:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:55:39] [INFO ] [Real]Absence check using state equation in 14555 ms returned sat
[2023-03-16 20:55:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 20:55:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:55:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 20:55:52] [INFO ] [Nat]Absence check using state equation in 12839 ms returned sat
[2023-03-16 20:55:56] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 20:55:59] [INFO ] [Nat]Added 268 Read/Feed constraints in 6440 ms returned unknown
[2023-03-16 20:55:59] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:55:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:56:12] [INFO ] [Real]Absence check using state equation in 12897 ms returned sat
[2023-03-16 20:56:15] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 20:56:18] [INFO ] [Real]Added 268 Read/Feed constraints in 6491 ms returned unknown
[2023-03-16 20:56:19] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 20:56:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:56:30] [INFO ] [Real]Absence check using state equation in 11040 ms returned sat
[2023-03-16 20:56:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 20:56:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:56:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 20:56:43] [INFO ] [Nat]Absence check using state equation in 12853 ms returned sat
[2023-03-16 20:56:46] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 20:56:49] [INFO ] [Nat]Added 268 Read/Feed constraints in 6354 ms returned sat
[2023-03-16 20:56:53] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2666 ms.
[2023-03-16 20:56:54] [INFO ] Added : 0 causal constraints over 0 iterations in 3846 ms. Result :sat
[2023-03-16 20:56:54] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 20:56:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:57:08] [INFO ] [Real]Absence check using state equation in 13964 ms returned sat
[2023-03-16 20:57:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 20:57:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 20:57:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 20:57:24] [INFO ] [Nat]Absence check using state equation in 14984 ms returned sat
[2023-03-16 20:57:27] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 20:57:30] [INFO ] [Nat]Added 268 Read/Feed constraints in 6426 ms returned unknown
[2023-03-16 20:57:30] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 20:57:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:57:48] [INFO ] [Real]Absence check using state equation in 17794 ms returned sat
[2023-03-16 20:57:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 20:57:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:57:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 20:58:02] [INFO ] [Nat]Absence check using state equation in 13342 ms returned sat
[2023-03-16 20:58:05] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 20:58:08] [INFO ] [Nat]Added 268 Read/Feed constraints in 6441 ms returned unknown
[2023-03-16 20:58:08] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 20:58:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:58:21] [INFO ] [Real]Absence check using state equation in 12795 ms returned sat
[2023-03-16 20:58:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 20:58:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:58:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 20:58:37] [INFO ] [Nat]Absence check using state equation in 15860 ms returned sat
[2023-03-16 20:58:41] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 20:58:44] [INFO ] [Nat]Added 268 Read/Feed constraints in 6448 ms returned unknown
[2023-03-16 20:58:44] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:58:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:58:57] [INFO ] [Real]Absence check using state equation in 13591 ms returned sat
[2023-03-16 20:59:01] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 20:59:04] [INFO ] [Real]Added 268 Read/Feed constraints in 6479 ms returned unknown
[2023-03-16 20:59:04] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:59:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:59:17] [INFO ] [Real]Absence check using state equation in 12505 ms returned sat
[2023-03-16 20:59:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 20:59:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 20:59:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 20:59:26] [INFO ] [Nat]Absence check using state equation in 8955 ms returned sat
[2023-03-16 20:59:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 20:59:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6462 ms returned unknown
[2023-03-16 20:59:33] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 20:59:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 20:59:48] [INFO ] [Real]Absence check using state equation in 15010 ms returned sat
[2023-03-16 20:59:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 20:59:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:59:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:00:03] [INFO ] [Nat]Absence check using state equation in 14652 ms returned sat
[2023-03-16 21:00:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:00:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 6398 ms returned unknown
[2023-03-16 21:00:09] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 21:00:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:00:26] [INFO ] [Real]Absence check using state equation in 16283 ms returned sat
[2023-03-16 21:00:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:00:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 46 ms returned sat
[2023-03-16 21:00:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:00:45] [INFO ] [Nat]Absence check using state equation in 18958 ms returned sat
[2023-03-16 21:00:49] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:00:52] [INFO ] [Nat]Added 268 Read/Feed constraints in 6439 ms returned unknown
Current structural bounds on expressions (after SMT) : [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7] Max seen :[6, 1, 1, 2, 2, 5, 1, 4, 4, 1, 5]
FORMULA RERS17pb113-PT-7-UpperBounds-03 7 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RERS17pb113-PT-7-UpperBounds-01 7 TECHNIQUES TOPOLOGICAL PARIKH_WALK
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 180 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 180 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 21:01:03] [INFO ] Computed 13 place invariants in 44 ms
Finished random walk after 872670 steps, including 2 resets, run visited all 9 properties in 30001 ms. (steps per millisecond=29 )
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2179 ms. (steps per millisecond=458 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2540 ms. (steps per millisecond=393 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2402 ms. (steps per millisecond=416 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2602 ms. (steps per millisecond=384 ) properties (out of 9) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2313 ms. (steps per millisecond=432 ) properties (out of 9) seen :9
Interrupted Best-First random walk after 973871 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=194 ) properties seen 8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2301 ms. (steps per millisecond=434 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2344 ms. (steps per millisecond=426 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2474 ms. (steps per millisecond=404 ) properties (out of 9) seen :12
[2023-03-16 21:01:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:01:57] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 21:01:57] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:01:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:02:13] [INFO ] [Real]Absence check using state equation in 15751 ms returned sat
[2023-03-16 21:02:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:02:14] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 21:02:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:02:27] [INFO ] [Nat]Absence check using state equation in 13365 ms returned sat
[2023-03-16 21:02:27] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:02:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:02:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 6465 ms returned sat
[2023-03-16 21:02:35] [INFO ] Deduced a trap composed of 48 places in 609 ms of which 4 ms to minimize.
[2023-03-16 21:02:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1500 ms
[2023-03-16 21:02:38] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2489 ms.
[2023-03-16 21:02:39] [INFO ] Added : 0 causal constraints over 0 iterations in 3536 ms. Result :sat
[2023-03-16 21:02:39] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:02:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:02:51] [INFO ] [Real]Absence check using state equation in 12177 ms returned sat
[2023-03-16 21:02:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:02:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:02:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:03:06] [INFO ] [Nat]Absence check using state equation in 14121 ms returned sat
[2023-03-16 21:03:09] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:03:12] [INFO ] [Nat]Added 268 Read/Feed constraints in 6477 ms returned unknown
[2023-03-16 21:03:12] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:03:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:03:28] [INFO ] [Real]Absence check using state equation in 15512 ms returned sat
[2023-03-16 21:03:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:03:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 21:03:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:03:44] [INFO ] [Nat]Absence check using state equation in 16026 ms returned sat
[2023-03-16 21:03:48] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:03:50] [INFO ] [Nat]Added 268 Read/Feed constraints in 5365 ms returned sat
[2023-03-16 21:03:52] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2071 ms.
[2023-03-16 21:03:53] [INFO ] Added : 0 causal constraints over 0 iterations in 2884 ms. Result :sat
[2023-03-16 21:03:54] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:03:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:04:13] [INFO ] [Real]Absence check using state equation in 19306 ms returned sat
[2023-03-16 21:04:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:04:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:04:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:04:27] [INFO ] [Nat]Absence check using state equation in 13793 ms returned sat
[2023-03-16 21:04:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:04:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 6469 ms returned unknown
[2023-03-16 21:04:34] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 21:04:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:04:48] [INFO ] [Real]Absence check using state equation in 14185 ms returned sat
[2023-03-16 21:04:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:04:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:04:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:05:06] [INFO ] [Nat]Absence check using state equation in 18097 ms returned sat
[2023-03-16 21:05:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:05:13] [INFO ] [Nat]Added 268 Read/Feed constraints in 6463 ms returned unknown
[2023-03-16 21:05:13] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:05:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:05:25] [INFO ] [Real]Absence check using state equation in 12240 ms returned sat
[2023-03-16 21:05:29] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:05:32] [INFO ] [Real]Added 268 Read/Feed constraints in 6461 ms returned unknown
[2023-03-16 21:05:32] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:05:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:05:46] [INFO ] [Real]Absence check using state equation in 14186 ms returned sat
[2023-03-16 21:05:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:05:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:05:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:05:59] [INFO ] [Nat]Absence check using state equation in 12539 ms returned sat
[2023-03-16 21:06:03] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:06:06] [INFO ] [Nat]Added 268 Read/Feed constraints in 6448 ms returned unknown
[2023-03-16 21:06:06] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:06:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:06:19] [INFO ] [Real]Absence check using state equation in 13422 ms returned sat
[2023-03-16 21:06:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:06:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:06:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:06:33] [INFO ] [Nat]Absence check using state equation in 13050 ms returned sat
[2023-03-16 21:06:36] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:06:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6444 ms returned unknown
[2023-03-16 21:06:39] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:06:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:06:54] [INFO ] [Real]Absence check using state equation in 14970 ms returned sat
[2023-03-16 21:06:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:06:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:06:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:07:13] [INFO ] [Nat]Absence check using state equation in 17963 ms returned sat
[2023-03-16 21:07:16] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:07:19] [INFO ] [Nat]Added 268 Read/Feed constraints in 6381 ms returned unknown
Current structural bounds on expressions (after SMT) : [7, 7, 7, 7, 7, 7, 7, 7, 7] Max seen :[1, 2, 2, 5, 1, 4, 4, 1, 5]
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 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 172 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 21:07:20] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:07:20] [INFO ] Invariant cache hit.
[2023-03-16 21:07:22] [INFO ] Implicit Places using invariants in 2026 ms returned []
Implicit Place search using SMT only with invariants took 2036 ms to find 0 implicit places.
[2023-03-16 21:07:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:07:22] [INFO ] Invariant cache hit.
[2023-03-16 21:07:31] [INFO ] Dead Transitions using invariants and state equation in 9356 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11571 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 21:07:31] [INFO ] Computed 13 place invariants in 44 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 253 ms. (steps per millisecond=39 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
[2023-03-16 21:07:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:07:32] [INFO ] Computed 13 place invariants in 40 ms
[2023-03-16 21:07:32] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:07:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:07:37] [INFO ] [Real]Absence check using state equation in 4950 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[0]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 187 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 188 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 21:07:37] [INFO ] Computed 13 place invariants in 47 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28032 ms. (steps per millisecond=35 ) properties (out of 1) seen :7
FORMULA RERS17pb113-PT-7-UpperBounds-02 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-02 in 33778 ms.
Starting property specific reduction for RERS17pb113-PT-7-UpperBounds-06
[2023-03-16 21:08:05] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 250 ms. (steps per millisecond=40 ) 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 21:08:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:08:06] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 21:08:06] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-16 21:08:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:08:11] [INFO ] [Real]Absence check using state equation in 4934 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 173 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 174 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 21:08:11] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29338 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 1964 ms. (steps per millisecond=509 ) properties (out of 1) seen :2
[2023-03-16 21:08:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:08:42] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 21:08:42] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:08:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:08:53] [INFO ] [Real]Absence check using state equation in 10844 ms returned sat
[2023-03-16 21:08:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:08:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:08:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:09:06] [INFO ] [Nat]Absence check using state equation in 12463 ms returned sat
[2023-03-16 21:09:06] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:09:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:09:13] [INFO ] [Nat]Added 268 Read/Feed constraints in 6478 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 173 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 174 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 161 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 21:09:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:09:13] [INFO ] Invariant cache hit.
[2023-03-16 21:09:15] [INFO ] Implicit Places using invariants in 1885 ms returned []
Implicit Place search using SMT only with invariants took 1896 ms to find 0 implicit places.
[2023-03-16 21:09:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:09:15] [INFO ] Invariant cache hit.
[2023-03-16 21:09:23] [INFO ] Dead Transitions using invariants and state equation in 8374 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10434 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 21:09:23] [INFO ] Computed 13 place invariants in 46 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28124 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 1894 ms. (steps per millisecond=527 ) properties (out of 1) seen :2
[2023-03-16 21:09:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:09:53] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 21:09:53] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:09:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:10:04] [INFO ] [Real]Absence check using state equation in 10209 ms returned sat
[2023-03-16 21:10:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:10:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:10:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:10:17] [INFO ] [Nat]Absence check using state equation in 12677 ms returned sat
[2023-03-16 21:10:17] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:10:20] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:10:23] [INFO ] [Nat]Added 268 Read/Feed constraints in 6511 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 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 21:10:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:10:24] [INFO ] Invariant cache hit.
[2023-03-16 21:10:25] [INFO ] Implicit Places using invariants in 1788 ms returned []
Implicit Place search using SMT only with invariants took 1798 ms to find 0 implicit places.
[2023-03-16 21:10:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:10:25] [INFO ] Invariant cache hit.
[2023-03-16 21:10:34] [INFO ] Dead Transitions using invariants and state equation in 8799 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10764 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-06 in 149133 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 21:10:34] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 330 ms. (steps per millisecond=30 ) properties (out of 1) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
[2023-03-16 21:10:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:10:35] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 21:10:35] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:10:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:10:40] [INFO ] [Real]Absence check using state equation in 4939 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[3]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 187 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 189 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 21:10:40] [INFO ] Computed 13 place invariants in 50 ms
Finished random walk after 950360 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=31 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2068 ms. (steps per millisecond=483 ) properties (out of 1) seen :1
[2023-03-16 21:11:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:11:12] [INFO ] Computed 13 place invariants in 65 ms
[2023-03-16 21:11:12] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:11:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:11:25] [INFO ] [Real]Absence check using state equation in 13059 ms returned sat
[2023-03-16 21:11:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:11:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:11:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:11:42] [INFO ] [Nat]Absence check using state equation in 16064 ms returned sat
[2023-03-16 21:11:42] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:11:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:11:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 6435 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[3]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 189 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 189 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 181 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 21:11:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:11:49] [INFO ] Invariant cache hit.
[2023-03-16 21:11:51] [INFO ] Implicit Places using invariants in 1898 ms returned []
Implicit Place search using SMT only with invariants took 1899 ms to find 0 implicit places.
[2023-03-16 21:11:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:11:51] [INFO ] Invariant cache hit.
[2023-03-16 21:12:00] [INFO ] Dead Transitions using invariants and state equation in 9186 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11278 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-07 in 85642 ms.
Starting property specific reduction for RERS17pb113-PT-7-UpperBounds-08
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:12:00] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 275 ms. (steps per millisecond=36 ) properties (out of 1) seen :2
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 21:12:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:12:00] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 21:12:00] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:12:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:12:05] [INFO ] [Real]Absence check using state equation in 4943 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 180 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.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:12:06] [INFO ] Computed 13 place invariants in 48 ms
Finished random walk after 999219 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=33 )
FORMULA RERS17pb113-PT-7-UpperBounds-08 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-08 in 35747 ms.
Starting property specific reduction for RERS17pb113-PT-7-UpperBounds-09
[2023-03-16 21:12:36] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 271 ms. (steps per millisecond=36 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
[2023-03-16 21:12:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:12:36] [INFO ] Computed 13 place invariants in 42 ms
[2023-03-16 21:12:36] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:12:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:12:41] [INFO ] [Real]Absence check using state equation in 4934 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 21:12:41] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29678 ms. (steps per millisecond=33 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1762 ms. (steps per millisecond=567 ) properties (out of 1) seen :1
[2023-03-16 21:13:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:13:13] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 21:13:13] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:13:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:13:27] [INFO ] [Real]Absence check using state equation in 13918 ms returned sat
[2023-03-16 21:13:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:13:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:13:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:13:43] [INFO ] [Nat]Absence check using state equation in 15895 ms returned sat
[2023-03-16 21:13:43] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:13:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:13:50] [INFO ] [Nat]Added 268 Read/Feed constraints in 6454 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 204 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 204 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 21:13:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:13:50] [INFO ] Invariant cache hit.
[2023-03-16 21:13:52] [INFO ] Implicit Places using invariants in 1757 ms returned []
Implicit Place search using SMT only with invariants took 1770 ms to find 0 implicit places.
[2023-03-16 21:13:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:13:52] [INFO ] Invariant cache hit.
[2023-03-16 21:14:01] [INFO ] Dead Transitions using invariants and state equation in 9012 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10964 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-09 in 85254 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 21:14:01] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 228 ms. (steps per millisecond=43 ) properties (out of 1) seen :7
FORMULA RERS17pb113-PT-7-UpperBounds-12 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-12 in 309 ms.
Starting property specific reduction for RERS17pb113-PT-7-UpperBounds-13
[2023-03-16 21:14:01] [INFO ] Invariant cache hit.
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 21:14:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:14:02] [INFO ] Computed 13 place invariants in 60 ms
[2023-03-16 21:14:02] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 21:14:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:14:07] [INFO ] [Real]Absence check using state equation in 4941 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 178 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 179 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:14:07] [INFO ] Computed 13 place invariants in 54 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29611 ms. (steps per millisecond=33 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1864 ms. (steps per millisecond=536 ) properties (out of 1) seen :1
[2023-03-16 21:14:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:14:38] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 21:14:39] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:14:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:14:52] [INFO ] [Real]Absence check using state equation in 13660 ms returned sat
[2023-03-16 21:14:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:14:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:14:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:15:07] [INFO ] [Nat]Absence check using state equation in 14888 ms returned sat
[2023-03-16 21:15:08] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:15:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:15:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 6454 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 177 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 178 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 168 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 21:15:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:15:14] [INFO ] Invariant cache hit.
[2023-03-16 21:15:16] [INFO ] Implicit Places using invariants in 1782 ms returned []
Implicit Place search using SMT only with invariants took 1798 ms to find 0 implicit places.
[2023-03-16 21:15:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:15:16] [INFO ] Invariant cache hit.
[2023-03-16 21:15:25] [INFO ] Dead Transitions using invariants and state equation in 9204 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11193 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-13 in 84205 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 21:15:26] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 191 ms. (steps per millisecond=52 ) 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 21:15:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:15:26] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 21:15:26] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:15:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:15:31] [INFO ] [Real]Absence check using state equation in 4954 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 152 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 153 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 21:15:31] [INFO ] Computed 13 place invariants in 44 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28871 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 1788 ms. (steps per millisecond=559 ) properties (out of 1) seen :1
[2023-03-16 21:16:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:16:02] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 21:16:02] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:16:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:16:15] [INFO ] [Real]Absence check using state equation in 13186 ms returned sat
[2023-03-16 21:16:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:16:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:16:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:16:29] [INFO ] [Nat]Absence check using state equation in 13522 ms returned sat
[2023-03-16 21:16:29] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:16:33] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:16:36] [INFO ] [Nat]Added 268 Read/Feed constraints in 6433 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 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 172 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 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 21:16:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:16:36] [INFO ] Invariant cache hit.
[2023-03-16 21:16:38] [INFO ] Implicit Places using invariants in 1742 ms returned []
Implicit Place search using SMT only with invariants took 1757 ms to find 0 implicit places.
[2023-03-16 21:16:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:16:38] [INFO ] Invariant cache hit.
[2023-03-16 21:16:47] [INFO ] Dead Transitions using invariants and state equation in 8976 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10910 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-14 in 81254 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 21:16:47] [INFO ] Computed 13 place invariants in 46 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 268 ms. (steps per millisecond=37 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
[2023-03-16 21:16:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:16:47] [INFO ] Computed 13 place invariants in 40 ms
[2023-03-16 21:16:47] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 21:16:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:16:52] [INFO ] [Real]Absence check using state equation in 4954 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 165 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 166 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:16:52] [INFO ] Computed 13 place invariants in 45 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29054 ms. (steps per millisecond=34 ) properties (out of 1) seen :2
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1872 ms. (steps per millisecond=534 ) properties (out of 1) seen :4
[2023-03-16 21:17:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:17:23] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 21:17:23] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:17:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:17:41] [INFO ] [Real]Absence check using state equation in 17237 ms returned sat
[2023-03-16 21:17:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:17:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 21:17:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:17:56] [INFO ] [Nat]Absence check using state equation in 15061 ms returned sat
[2023-03-16 21:17:56] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:18:00] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:18:03] [INFO ] [Nat]Added 268 Read/Feed constraints in 6484 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 170 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 170 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 21:18:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:18:03] [INFO ] Invariant cache hit.
[2023-03-16 21:18:05] [INFO ] Implicit Places using invariants in 1809 ms returned []
Implicit Place search using SMT only with invariants took 1819 ms to find 0 implicit places.
[2023-03-16 21:18:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:18:05] [INFO ] Invariant cache hit.
[2023-03-16 21:18:14] [INFO ] Dead Transitions using invariants and state equation in 8949 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10935 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 21:18:14] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27668 ms. (steps per millisecond=36 ) properties (out of 1) seen :2
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1868 ms. (steps per millisecond=535 ) properties (out of 1) seen :4
[2023-03-16 21:18:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:18:44] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 21:18:44] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:18:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 21:19:02] [INFO ] [Real]Absence check using state equation in 18003 ms returned sat
[2023-03-16 21:19:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 21:19:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:19:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 21:19:20] [INFO ] [Nat]Absence check using state equation in 18074 ms returned sat
[2023-03-16 21:19:20] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:19:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 21:19:27] [INFO ] [Nat]Added 268 Read/Feed constraints in 6446 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 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 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 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 21:19:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:19:27] [INFO ] Invariant cache hit.
[2023-03-16 21:19:29] [INFO ] Implicit Places using invariants in 1763 ms returned []
Implicit Place search using SMT only with invariants took 1789 ms to find 0 implicit places.
[2023-03-16 21:19:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:19:29] [INFO ] Invariant cache hit.
[2023-03-16 21:19:38] [INFO ] Dead Transitions using invariants and state equation in 9070 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11032 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-7-UpperBounds-15 in 171234 ms.
[2023-03-16 21:19:40] [INFO ] Flatten gal took : 1179 ms
[2023-03-16 21:19:40] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/UpperBounds.sr.xml took 3 ms.
[2023-03-16 21:19:40] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 626 places, 31352 transitions and 125392 arcs took 103 ms.
Total runtime 1610510 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --maxsum=/tmp/825/ub_0_ --maxsum=/tmp/825/ub_1_ --maxsum=/tmp/825/ub_2_ --maxsum=/tmp/825/ub_3_ --maxsum=/tmp/825/ub_4_ --maxsum=/tmp/825/ub_5_
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393232 kB
MemFree: 15277904 kB
After kill :
MemTotal: 16393232 kB
MemFree: 16059552 kB

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2023

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="ltsminxred"
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 ltsminxred"
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 r329-tall-167889201500053"
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 ;