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.r330-tall-167889202700029.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 marciexred
Input is RERS17pb113-PT-4, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r330-tall-167889202700029
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.3K Feb 26 18:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Feb 26 18:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Feb 26 18:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 26 18:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Feb 25 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 18:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Feb 26 18:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 26 18:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 89K Feb 26 18:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 15M Mar 5 18:23 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-00
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-01
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-02
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-03
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-04
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-05
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-06
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-07
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-08
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-09
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-10
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-11
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-12
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-13
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-14
FORMULA_NAME RERS17pb113-PT-4-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679016531067

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=marciexred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-4
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-17 01:28:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-17 01:28:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 01:28:53] [INFO ] Load time of PNML (sax parser for PT used): 670 ms
[2023-03-17 01:28:53] [INFO ] Transformed 639 places.
[2023-03-17 01:28:53] [INFO ] Transformed 31353 transitions.
[2023-03-17 01:28:53] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 869 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Normalized transition count is 18326 out of 31353 initially.
// Phase 1: matrix 18326 rows 639 cols
[2023-03-17 01:28:53] [INFO ] Computed 25 place invariants in 116 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 387 ms. (steps per millisecond=25 ) properties (out of 16) seen :28
FORMULA RERS17pb113-PT-4-UpperBounds-13 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-10 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-03 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 13) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 13) 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 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 13) seen :5
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 13) seen :1
[2023-03-17 01:28:54] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 639 cols
[2023-03-17 01:28:54] [INFO ] Computed 25 place invariants in 69 ms
[2023-03-17 01:28:55] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-17 01:28:55] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-17 01:28:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:29:00] [INFO ] [Real]Absence check using state equation in 4849 ms returned unknown
[2023-03-17 01:29:00] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-17 01:29:00] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 01:29:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:29:05] [INFO ] [Real]Absence check using state equation in 4921 ms returned unknown
[2023-03-17 01:29:05] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-17 01:29:05] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2023-03-17 01:29:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:29:10] [INFO ] [Real]Absence check using state equation in 4942 ms returned unknown
[2023-03-17 01:29:10] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:29:10] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 01:29:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:29:15] [INFO ] [Real]Absence check using state equation in 4940 ms returned unknown
[2023-03-17 01:29:15] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-17 01:29:15] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-17 01:29:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:29:20] [INFO ] [Real]Absence check using state equation in 4936 ms returned unknown
[2023-03-17 01:29:20] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:29:20] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 01:29:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:29:25] [INFO ] [Real]Absence check using state equation in 4936 ms returned unknown
[2023-03-17 01:29:25] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:29:25] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-17 01:29:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:29:30] [INFO ] [Real]Absence check using state equation in 4945 ms returned unknown
[2023-03-17 01:29:30] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:29:30] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 01:29:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:29:35] [INFO ] [Real]Absence check using state equation in 4946 ms returned unknown
[2023-03-17 01:29:35] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:29:35] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-17 01:29:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:29:40] [INFO ] [Real]Absence check using state equation in 4943 ms returned unknown
[2023-03-17 01:29:40] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:29:40] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 01:29:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:29:45] [INFO ] [Real]Absence check using state equation in 4948 ms returned unknown
[2023-03-17 01:29:45] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:29:45] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 01:29:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:29:50] [INFO ] [Real]Absence check using state equation in 4939 ms returned unknown
[2023-03-17 01:29:50] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:29:50] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-17 01:29:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:29:55] [INFO ] [Real]Absence check using state equation in 4947 ms returned unknown
[2023-03-17 01:29:55] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:29:55] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 01:29:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:30:00] [INFO ] [Real]Absence check using state equation in 4943 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[3, 1, 3, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1]
Support contains 13 out of 639 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Ensure Unique test removed 12 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 626 transition count 31352
Applied a total of 13 rules in 648 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 666 ms. Remains : 626/639 places, 31352/31353 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:30:01] [INFO ] Computed 13 place invariants in 59 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29931 ms. (steps per millisecond=33 ) properties (out of 13) seen :25
FORMULA RERS17pb113-PT-4-UpperBounds-06 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-00 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1777 ms. (steps per millisecond=562 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3570 ms. (steps per millisecond=280 ) properties (out of 11) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1788 ms. (steps per millisecond=559 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3639 ms. (steps per millisecond=274 ) properties (out of 11) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1907 ms. (steps per millisecond=524 ) properties (out of 11) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1921 ms. (steps per millisecond=520 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1655 ms. (steps per millisecond=604 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1702 ms. (steps per millisecond=587 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1881 ms. (steps per millisecond=531 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2482 ms. (steps per millisecond=402 ) properties (out of 11) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2470 ms. (steps per millisecond=404 ) properties (out of 11) seen :11
[2023-03-17 01:30:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:30:55] [INFO ] Computed 13 place invariants in 57 ms
[2023-03-17 01:30:56] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 01:30:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:31:08] [INFO ] [Real]Absence check using state equation in 12151 ms returned sat
[2023-03-17 01:31:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:31:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 15 ms returned sat
[2023-03-17 01:31:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:31:21] [INFO ] [Nat]Absence check using state equation in 12483 ms returned sat
[2023-03-17 01:31:21] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 01:31:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:31:27] [INFO ] [Nat]Added 268 Read/Feed constraints in 6512 ms returned unknown
[2023-03-17 01:31:28] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:31:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:31:38] [INFO ] [Real]Absence check using state equation in 10592 ms returned sat
[2023-03-17 01:31:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:31:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:31:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:31:52] [INFO ] [Nat]Absence check using state equation in 13899 ms returned sat
[2023-03-17 01:31:56] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:31:59] [INFO ] [Nat]Added 268 Read/Feed constraints in 6453 ms returned unknown
[2023-03-17 01:31:59] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:31:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:32:11] [INFO ] [Real]Absence check using state equation in 12025 ms returned sat
[2023-03-17 01:32:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:32:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:32:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:32:23] [INFO ] [Nat]Absence check using state equation in 11559 ms returned sat
[2023-03-17 01:32:26] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:32:29] [INFO ] [Nat]Added 268 Read/Feed constraints in 6413 ms returned unknown
[2023-03-17 01:32:29] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:32:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:32:41] [INFO ] [Real]Absence check using state equation in 11498 ms returned sat
[2023-03-17 01:32:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:32:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-17 01:32:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:32:54] [INFO ] [Nat]Absence check using state equation in 12548 ms returned sat
[2023-03-17 01:32:57] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:33:00] [INFO ] [Nat]Added 268 Read/Feed constraints in 6366 ms returned unknown
[2023-03-17 01:33:00] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:33:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:33:14] [INFO ] [Real]Absence check using state equation in 13500 ms returned sat
[2023-03-17 01:33:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:33:14] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:33:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:33:27] [INFO ] [Nat]Absence check using state equation in 13190 ms returned sat
[2023-03-17 01:33:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:33:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 6437 ms returned unknown
[2023-03-17 01:33:34] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:33:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:33:46] [INFO ] [Real]Absence check using state equation in 11625 ms returned sat
[2023-03-17 01:33:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:33:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:33:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:33:57] [INFO ] [Nat]Absence check using state equation in 11412 ms returned sat
[2023-03-17 01:34:01] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:34:04] [INFO ] [Nat]Added 268 Read/Feed constraints in 6246 ms returned sat
[2023-03-17 01:34:06] [INFO ] Deduced a trap composed of 24 places in 2275 ms of which 5 ms to minimize.
[2023-03-17 01:34:09] [INFO ] Deduced a trap composed of 64 places in 2224 ms of which 1 ms to minimize.
[2023-03-17 01:34:11] [INFO ] Deduced a trap composed of 65 places in 1983 ms of which 2 ms to minimize.
[2023-03-17 01:34:13] [INFO ] Deduced a trap composed of 40 places in 2041 ms of which 1 ms to minimize.
[2023-03-17 01:34:16] [INFO ] Deduced a trap composed of 48 places in 2047 ms of which 1 ms to minimize.
[2023-03-17 01:34:18] [INFO ] Deduced a trap composed of 40 places in 1933 ms of which 1 ms to minimize.
[2023-03-17 01:34:20] [INFO ] Deduced a trap composed of 48 places in 1875 ms of which 1 ms to minimize.
[2023-03-17 01:34:22] [INFO ] Deduced a trap composed of 64 places in 1436 ms of which 3 ms to minimize.
[2023-03-17 01:34:23] [INFO ] Deduced a trap composed of 40 places in 1033 ms of which 0 ms to minimize.
[2023-03-17 01:34:24] [INFO ] Deduced a trap composed of 64 places in 933 ms of which 0 ms to minimize.
[2023-03-17 01:34:25] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 21330 ms
[2023-03-17 01:34:28] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2610 ms.
[2023-03-17 01:34:29] [INFO ] Added : 0 causal constraints over 0 iterations in 3634 ms. Result :sat
[2023-03-17 01:34:29] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:34:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:34:38] [INFO ] [Real]Absence check using state equation in 8381 ms returned sat
[2023-03-17 01:34:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:34:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:34:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:34:48] [INFO ] [Nat]Absence check using state equation in 9950 ms returned sat
[2023-03-17 01:34:51] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:34:54] [INFO ] [Nat]Added 268 Read/Feed constraints in 6382 ms returned unknown
[2023-03-17 01:34:54] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 01:34:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:35:09] [INFO ] [Real]Absence check using state equation in 14405 ms returned sat
[2023-03-17 01:35:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:35:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:35:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:35:19] [INFO ] [Nat]Absence check using state equation in 9772 ms returned sat
[2023-03-17 01:35:22] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:35:25] [INFO ] [Nat]Added 268 Read/Feed constraints in 6459 ms returned unknown
[2023-03-17 01:35:25] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:35:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:35:36] [INFO ] [Real]Absence check using state equation in 10528 ms returned sat
[2023-03-17 01:35:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:35:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:35:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:35:47] [INFO ] [Nat]Absence check using state equation in 11068 ms returned sat
[2023-03-17 01:35:51] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:35:54] [INFO ] [Nat]Added 268 Read/Feed constraints in 6416 ms returned unknown
[2023-03-17 01:35:54] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:35:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:36:04] [INFO ] [Real]Absence check using state equation in 10077 ms returned sat
[2023-03-17 01:36:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:36:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:36:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:36:15] [INFO ] [Nat]Absence check using state equation in 10889 ms returned sat
[2023-03-17 01:36:19] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:36:22] [INFO ] [Nat]Added 268 Read/Feed constraints in 6365 ms returned unknown
[2023-03-17 01:36:22] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 01:36:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:36:33] [INFO ] [Real]Absence check using state equation in 11496 ms returned sat
[2023-03-17 01:36:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:36:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:36:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:36:44] [INFO ] [Nat]Absence check using state equation in 10406 ms returned sat
[2023-03-17 01:36:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:36:50] [INFO ] [Nat]Added 268 Read/Feed constraints in 6442 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 3, 3, 1, 2, 1, 1, 3, 1, 2, 1]
FORMULA RERS17pb113-PT-4-UpperBounds-11 4 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-07 4 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 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.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:36:54] [INFO ] Computed 13 place invariants in 47 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28732 ms. (steps per millisecond=34 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1765 ms. (steps per millisecond=566 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3522 ms. (steps per millisecond=283 ) properties (out of 9) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1772 ms. (steps per millisecond=564 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 3657 ms. (steps per millisecond=273 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1867 ms. (steps per millisecond=535 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1599 ms. (steps per millisecond=625 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1828 ms. (steps per millisecond=547 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2405 ms. (steps per millisecond=415 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2318 ms. (steps per millisecond=431 ) properties (out of 9) seen :10
[2023-03-17 01:37:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:37:44] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-17 01:37:44] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:37:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:37:56] [INFO ] [Real]Absence check using state equation in 12193 ms returned sat
[2023-03-17 01:37:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:37:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:37:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:38:09] [INFO ] [Nat]Absence check using state equation in 12458 ms returned sat
[2023-03-17 01:38:09] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 01:38:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:38:15] [INFO ] [Nat]Added 268 Read/Feed constraints in 6441 ms returned unknown
[2023-03-17 01:38:15] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:38:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:38:27] [INFO ] [Real]Absence check using state equation in 11454 ms returned sat
[2023-03-17 01:38:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:38:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:38:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:38:43] [INFO ] [Nat]Absence check using state equation in 15360 ms returned sat
[2023-03-17 01:38:46] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:38:49] [INFO ] [Nat]Added 268 Read/Feed constraints in 6414 ms returned unknown
[2023-03-17 01:38:49] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:38:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:39:02] [INFO ] [Real]Absence check using state equation in 12559 ms returned sat
[2023-03-17 01:39:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:39:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:39:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:39:14] [INFO ] [Nat]Absence check using state equation in 12328 ms returned sat
[2023-03-17 01:39:18] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:39:21] [INFO ] [Nat]Added 268 Read/Feed constraints in 6445 ms returned unknown
[2023-03-17 01:39:21] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:39:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:39:33] [INFO ] [Real]Absence check using state equation in 11709 ms returned sat
[2023-03-17 01:39:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:39:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:39:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:39:43] [INFO ] [Nat]Absence check using state equation in 10451 ms returned sat
[2023-03-17 01:39:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:39:50] [INFO ] [Nat]Added 268 Read/Feed constraints in 6381 ms returned unknown
[2023-03-17 01:39:50] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:39:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:40:00] [INFO ] [Real]Absence check using state equation in 9768 ms returned sat
[2023-03-17 01:40:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:40:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:40:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:40:10] [INFO ] [Nat]Absence check using state equation in 9874 ms returned sat
[2023-03-17 01:40:13] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:40:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 6384 ms returned sat
[2023-03-17 01:40:19] [INFO ] Deduced a trap composed of 24 places in 2275 ms of which 1 ms to minimize.
[2023-03-17 01:40:21] [INFO ] Deduced a trap composed of 48 places in 2242 ms of which 1 ms to minimize.
[2023-03-17 01:40:24] [INFO ] Deduced a trap composed of 64 places in 2180 ms of which 0 ms to minimize.
[2023-03-17 01:40:26] [INFO ] Deduced a trap composed of 48 places in 2186 ms of which 1 ms to minimize.
[2023-03-17 01:40:29] [INFO ] Deduced a trap composed of 40 places in 2197 ms of which 1 ms to minimize.
[2023-03-17 01:40:31] [INFO ] Deduced a trap composed of 64 places in 2025 ms of which 0 ms to minimize.
[2023-03-17 01:40:34] [INFO ] Deduced a trap composed of 64 places in 2057 ms of which 1 ms to minimize.
[2023-03-17 01:40:36] [INFO ] Deduced a trap composed of 48 places in 2019 ms of which 0 ms to minimize.
[2023-03-17 01:40:37] [INFO ] Deduced a trap composed of 64 places in 1190 ms of which 0 ms to minimize.
[2023-03-17 01:40:39] [INFO ] Deduced a trap composed of 64 places in 1015 ms of which 1 ms to minimize.
[2023-03-17 01:40:39] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 22862 ms
[2023-03-17 01:40:41] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2078 ms.
[2023-03-17 01:40:42] [INFO ] Added : 0 causal constraints over 0 iterations in 3141 ms. Result :sat
[2023-03-17 01:40:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:40:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:40:58] [INFO ] [Real]Absence check using state equation in 15403 ms returned sat
[2023-03-17 01:40:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:40:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:40:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:41:09] [INFO ] [Nat]Absence check using state equation in 10111 ms returned sat
[2023-03-17 01:41:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:41:15] [INFO ] [Nat]Added 268 Read/Feed constraints in 6379 ms returned unknown
[2023-03-17 01:41:15] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:41:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:41:26] [INFO ] [Real]Absence check using state equation in 11115 ms returned sat
[2023-03-17 01:41:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:41:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:41:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:41:38] [INFO ] [Nat]Absence check using state equation in 11404 ms returned sat
[2023-03-17 01:41:42] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:41:45] [INFO ] [Nat]Added 268 Read/Feed constraints in 6362 ms returned unknown
[2023-03-17 01:41:45] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:41:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:41:54] [INFO ] [Real]Absence check using state equation in 9799 ms returned sat
[2023-03-17 01:41:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:41:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:41:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:42:06] [INFO ] [Nat]Absence check using state equation in 11126 ms returned sat
[2023-03-17 01:42:09] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:42:12] [INFO ] [Nat]Added 268 Read/Feed constraints in 6438 ms returned unknown
[2023-03-17 01:42:12] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:42:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:42:22] [INFO ] [Real]Absence check using state equation in 9907 ms returned sat
[2023-03-17 01:42:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:42:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:42:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:42:33] [INFO ] [Nat]Absence check using state equation in 10108 ms returned sat
[2023-03-17 01:42:36] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:42:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6385 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 3, 3, 2, 2, 1, 1, 2, 2]
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 168 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 169 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 169 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 01:42:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 01:42:40] [INFO ] Invariant cache hit.
[2023-03-17 01:42:41] [INFO ] Implicit Places using invariants in 1831 ms returned []
Implicit Place search using SMT only with invariants took 1840 ms to find 0 implicit places.
[2023-03-17 01:42:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 01:42:41] [INFO ] Invariant cache hit.
[2023-03-17 01:42:50] [INFO ] Dead Transitions using invariants and state equation in 8391 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10404 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:42:50] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28721 ms. (steps per millisecond=34 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1801 ms. (steps per millisecond=555 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3530 ms. (steps per millisecond=283 ) properties (out of 9) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1739 ms. (steps per millisecond=575 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3599 ms. (steps per millisecond=277 ) properties (out of 9) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1850 ms. (steps per millisecond=540 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1603 ms. (steps per millisecond=623 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1795 ms. (steps per millisecond=557 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2427 ms. (steps per millisecond=412 ) properties (out of 9) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2328 ms. (steps per millisecond=429 ) properties (out of 9) seen :10
[2023-03-17 01:43:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:43:39] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-17 01:43:39] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:43:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:43:52] [INFO ] [Real]Absence check using state equation in 12567 ms returned sat
[2023-03-17 01:43:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:43:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:43:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:44:05] [INFO ] [Nat]Absence check using state equation in 12433 ms returned sat
[2023-03-17 01:44:05] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 01:44:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:44:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 6415 ms returned unknown
[2023-03-17 01:44:11] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-17 01:44:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:44:23] [INFO ] [Real]Absence check using state equation in 11361 ms returned sat
[2023-03-17 01:44:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:44:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:44:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:44:38] [INFO ] [Nat]Absence check using state equation in 14538 ms returned sat
[2023-03-17 01:44:41] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:44:44] [INFO ] [Nat]Added 268 Read/Feed constraints in 6363 ms returned unknown
[2023-03-17 01:44:44] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:44:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:44:56] [INFO ] [Real]Absence check using state equation in 12130 ms returned sat
[2023-03-17 01:44:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:44:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:44:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:45:08] [INFO ] [Nat]Absence check using state equation in 11698 ms returned sat
[2023-03-17 01:45:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:45:15] [INFO ] [Nat]Added 268 Read/Feed constraints in 6409 ms returned unknown
[2023-03-17 01:45:15] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:45:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:45:27] [INFO ] [Real]Absence check using state equation in 11869 ms returned sat
[2023-03-17 01:45:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:45:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:45:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:45:38] [INFO ] [Nat]Absence check using state equation in 10620 ms returned sat
[2023-03-17 01:45:41] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:45:44] [INFO ] [Nat]Added 268 Read/Feed constraints in 6507 ms returned unknown
[2023-03-17 01:45:44] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:45:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:45:54] [INFO ] [Real]Absence check using state equation in 9433 ms returned sat
[2023-03-17 01:45:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:45:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:45:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:46:04] [INFO ] [Nat]Absence check using state equation in 9607 ms returned sat
[2023-03-17 01:46:07] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:46:10] [INFO ] [Nat]Added 268 Read/Feed constraints in 6387 ms returned unknown
[2023-03-17 01:46:10] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:46:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:46:25] [INFO ] [Real]Absence check using state equation in 14974 ms returned sat
[2023-03-17 01:46:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:46:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:46:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:46:35] [INFO ] [Nat]Absence check using state equation in 9495 ms returned sat
[2023-03-17 01:46:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:46:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6355 ms returned unknown
[2023-03-17 01:46:42] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:46:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:46:51] [INFO ] [Real]Absence check using state equation in 9086 ms returned sat
[2023-03-17 01:46:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:46:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:46:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:47:07] [INFO ] [Nat]Absence check using state equation in 15788 ms returned sat
[2023-03-17 01:47:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:47:13] [INFO ] [Nat]Added 268 Read/Feed constraints in 6389 ms returned unknown
[2023-03-17 01:47:13] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:47:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:47:23] [INFO ] [Real]Absence check using state equation in 9673 ms returned sat
[2023-03-17 01:47:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:47:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:47:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:47:34] [INFO ] [Nat]Absence check using state equation in 10482 ms returned sat
[2023-03-17 01:47:37] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:47:40] [INFO ] [Nat]Added 268 Read/Feed constraints in 6441 ms returned unknown
[2023-03-17 01:47:40] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:47:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:47:50] [INFO ] [Real]Absence check using state equation in 9625 ms returned sat
[2023-03-17 01:47:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:47:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:47:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:48:00] [INFO ] [Nat]Absence check using state equation in 9393 ms returned sat
[2023-03-17 01:48:03] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:48:06] [INFO ] [Nat]Added 268 Read/Feed constraints in 6367 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 3, 3, 2, 2, 1, 2, 2, 2]
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 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 01:48:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 01:48:06] [INFO ] Invariant cache hit.
[2023-03-17 01:48:08] [INFO ] Implicit Places using invariants in 1735 ms returned []
Implicit Place search using SMT only with invariants took 1736 ms to find 0 implicit places.
[2023-03-17 01:48:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 01:48:08] [INFO ] Invariant cache hit.
[2023-03-17 01:48:16] [INFO ] Dead Transitions using invariants and state equation in 8197 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10089 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:48:16] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27925 ms. (steps per millisecond=35 ) properties (out of 9) seen :19
FORMULA RERS17pb113-PT-4-UpperBounds-14 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-09 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-02 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1764 ms. (steps per millisecond=566 ) properties (out of 6) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1735 ms. (steps per millisecond=576 ) properties (out of 6) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3533 ms. (steps per millisecond=283 ) properties (out of 6) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1830 ms. (steps per millisecond=546 ) properties (out of 6) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1768 ms. (steps per millisecond=565 ) properties (out of 6) seen :6
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2355 ms. (steps per millisecond=424 ) properties (out of 6) seen :6
[2023-03-17 01:48:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:48:57] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-17 01:48:58] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:48:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:49:10] [INFO ] [Real]Absence check using state equation in 12599 ms returned sat
[2023-03-17 01:49:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:49:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:49:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:49:22] [INFO ] [Nat]Absence check using state equation in 12006 ms returned sat
[2023-03-17 01:49:23] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 01:49:26] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:49:29] [INFO ] [Nat]Added 268 Read/Feed constraints in 6434 ms returned unknown
[2023-03-17 01:49:29] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 01:49:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:49:40] [INFO ] [Real]Absence check using state equation in 11168 ms returned sat
[2023-03-17 01:49:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:49:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 01:49:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:49:51] [INFO ] [Nat]Absence check using state equation in 10821 ms returned sat
[2023-03-17 01:49:55] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:49:58] [INFO ] [Nat]Added 268 Read/Feed constraints in 6426 ms returned unknown
[2023-03-17 01:49:58] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:49:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:50:09] [INFO ] [Real]Absence check using state equation in 10781 ms returned sat
[2023-03-17 01:50:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:50:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:50:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:50:19] [INFO ] [Nat]Absence check using state equation in 9906 ms returned sat
[2023-03-17 01:50:22] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:50:25] [INFO ] [Nat]Added 268 Read/Feed constraints in 6449 ms returned unknown
[2023-03-17 01:50:26] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:50:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:50:35] [INFO ] [Real]Absence check using state equation in 9178 ms returned sat
[2023-03-17 01:50:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:50:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:50:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:50:44] [INFO ] [Nat]Absence check using state equation in 9219 ms returned sat
[2023-03-17 01:50:48] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:50:51] [INFO ] [Nat]Added 268 Read/Feed constraints in 6346 ms returned unknown
[2023-03-17 01:50:51] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:50:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:51:05] [INFO ] [Real]Absence check using state equation in 14198 ms returned sat
[2023-03-17 01:51:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:51:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:51:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:51:21] [INFO ] [Nat]Absence check using state equation in 15543 ms returned sat
[2023-03-17 01:51:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:51:27] [INFO ] [Nat]Added 268 Read/Feed constraints in 6375 ms returned unknown
[2023-03-17 01:51:27] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-17 01:51:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:51:37] [INFO ] [Real]Absence check using state equation in 9654 ms returned sat
[2023-03-17 01:51:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:51:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:51:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:51:47] [INFO ] [Nat]Absence check using state equation in 9687 ms returned sat
[2023-03-17 01:51:50] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:51:53] [INFO ] [Nat]Added 268 Read/Feed constraints in 6397 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4] Max seen :[1, 3, 2, 2, 2, 2]
Support contains 6 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 183 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 183 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:51:54] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27743 ms. (steps per millisecond=36 ) properties (out of 6) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1735 ms. (steps per millisecond=576 ) properties (out of 6) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1713 ms. (steps per millisecond=583 ) properties (out of 6) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3379 ms. (steps per millisecond=295 ) properties (out of 6) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1803 ms. (steps per millisecond=554 ) properties (out of 6) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1802 ms. (steps per millisecond=554 ) properties (out of 6) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2249 ms. (steps per millisecond=444 ) properties (out of 6) seen :6
[2023-03-17 01:52:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:52:34] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-17 01:52:34] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:52:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:52:46] [INFO ] [Real]Absence check using state equation in 11430 ms returned sat
[2023-03-17 01:52:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:52:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:52:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:52:58] [INFO ] [Nat]Absence check using state equation in 11507 ms returned sat
[2023-03-17 01:52:58] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 01:53:01] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:53:04] [INFO ] [Nat]Added 268 Read/Feed constraints in 6441 ms returned unknown
[2023-03-17 01:53:04] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:53:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:53:15] [INFO ] [Real]Absence check using state equation in 11205 ms returned sat
[2023-03-17 01:53:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:53:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:53:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:53:27] [INFO ] [Nat]Absence check using state equation in 11149 ms returned sat
[2023-03-17 01:53:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:53:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6408 ms returned unknown
[2023-03-17 01:53:33] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:53:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:53:45] [INFO ] [Real]Absence check using state equation in 11717 ms returned sat
[2023-03-17 01:53:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:53:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:53:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:53:56] [INFO ] [Nat]Absence check using state equation in 10102 ms returned sat
[2023-03-17 01:53:59] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:54:02] [INFO ] [Nat]Added 268 Read/Feed constraints in 6417 ms returned unknown
[2023-03-17 01:54:02] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:54:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:54:12] [INFO ] [Real]Absence check using state equation in 9689 ms returned sat
[2023-03-17 01:54:12] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:54:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 01:54:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:54:22] [INFO ] [Nat]Absence check using state equation in 9837 ms returned sat
[2023-03-17 01:54:25] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:54:28] [INFO ] [Nat]Added 268 Read/Feed constraints in 6400 ms returned unknown
[2023-03-17 01:54:29] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 01:54:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:54:38] [INFO ] [Real]Absence check using state equation in 9160 ms returned sat
[2023-03-17 01:54:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:54:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:54:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:54:54] [INFO ] [Nat]Absence check using state equation in 16371 ms returned sat
[2023-03-17 01:54:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:55:01] [INFO ] [Nat]Added 268 Read/Feed constraints in 6439 ms returned unknown
[2023-03-17 01:55:01] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:55:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:55:11] [INFO ] [Real]Absence check using state equation in 9697 ms returned sat
[2023-03-17 01:55:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:55:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:55:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:55:21] [INFO ] [Nat]Absence check using state equation in 9535 ms returned sat
[2023-03-17 01:55:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:55:27] [INFO ] [Nat]Added 268 Read/Feed constraints in 6395 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4] Max seen :[1, 3, 2, 2, 2, 2]
Support contains 6 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 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 01:55:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 01:55:27] [INFO ] Invariant cache hit.
[2023-03-17 01:55:29] [INFO ] Implicit Places using invariants in 1761 ms returned []
Implicit Place search using SMT only with invariants took 1762 ms to find 0 implicit places.
[2023-03-17 01:55:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 01:55:29] [INFO ] Invariant cache hit.
[2023-03-17 01:55:37] [INFO ] Dead Transitions using invariants and state equation in 8364 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10277 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-01
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:55:38] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 265 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
[2023-03-17 01:55:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:55:38] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-17 01:55:38] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-17 01:55:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:55:43] [INFO ] [Real]Absence check using state equation in 4948 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:55:43] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27370 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 1675 ms. (steps per millisecond=597 ) properties (out of 1) seen :1
[2023-03-17 01:56:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:56:12] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-17 01:56:12] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:56:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:56:25] [INFO ] [Real]Absence check using state equation in 12250 ms returned sat
[2023-03-17 01:56:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:56:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:56:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:56:37] [INFO ] [Nat]Absence check using state equation in 12304 ms returned sat
[2023-03-17 01:56:37] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 01:56:41] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:56:44] [INFO ] [Nat]Added 268 Read/Feed constraints in 6447 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 157 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 157 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 01:56:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 01:56:44] [INFO ] Invariant cache hit.
[2023-03-17 01:56:46] [INFO ] Implicit Places using invariants in 1783 ms returned []
Implicit Place search using SMT only with invariants took 1784 ms to find 0 implicit places.
[2023-03-17 01:56:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 01:56:46] [INFO ] Invariant cache hit.
[2023-03-17 01:56:54] [INFO ] Dead Transitions using invariants and state equation in 8053 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9990 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-01 in 76597 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-04
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:56:54] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 252 ms. (steps per millisecond=39 ) properties (out of 1) seen :4
FORMULA RERS17pb113-PT-4-UpperBounds-04 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-04 in 333 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-05
[2023-03-17 01:56:54] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 238 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 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
[2023-03-17 01:56:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:56:55] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-17 01:56:55] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:56:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:57:00] [INFO ] [Real]Absence check using state equation in 4952 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 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
[2023-03-17 01:57:00] [INFO ] Computed 13 place invariants in 44 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27501 ms. (steps per millisecond=36 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 3404 ms. (steps per millisecond=293 ) properties (out of 1) seen :2
[2023-03-17 01:57:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:57:31] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-17 01:57:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:57:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:57:43] [INFO ] [Real]Absence check using state equation in 11421 ms returned sat
[2023-03-17 01:57:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:57:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:57:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:57:53] [INFO ] [Nat]Absence check using state equation in 9941 ms returned sat
[2023-03-17 01:57:53] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 01:57:56] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:57:59] [INFO ] [Nat]Added 268 Read/Feed constraints in 6434 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 171 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 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 160 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 01:58:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 01:58:00] [INFO ] Invariant cache hit.
[2023-03-17 01:58:01] [INFO ] Implicit Places using invariants in 1784 ms returned []
Implicit Place search using SMT only with invariants took 1785 ms to find 0 implicit places.
[2023-03-17 01:58:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 01:58:01] [INFO ] Invariant cache hit.
[2023-03-17 01:58:10] [INFO ] Dead Transitions using invariants and state equation in 8302 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10252 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:58:10] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27455 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 3431 ms. (steps per millisecond=291 ) properties (out of 1) seen :1
[2023-03-17 01:58:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:58:41] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-17 01:58:41] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:58:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:58:53] [INFO ] [Real]Absence check using state equation in 12566 ms returned sat
[2023-03-17 01:58:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 01:58:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:58:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 01:59:04] [INFO ] [Nat]Absence check using state equation in 10192 ms returned sat
[2023-03-17 01:59:04] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 01:59:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 01:59:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 6465 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 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 154 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 01:59:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 01:59:11] [INFO ] Invariant cache hit.
[2023-03-17 01:59:13] [INFO ] Implicit Places using invariants in 1762 ms returned []
Implicit Place search using SMT only with invariants took 1762 ms to find 0 implicit places.
[2023-03-17 01:59:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 01:59:13] [INFO ] Invariant cache hit.
[2023-03-17 01:59:22] [INFO ] Dead Transitions using invariants and state equation in 9068 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10982 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-05 in 147425 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-08
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:59:22] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 224 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 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
[2023-03-17 01:59:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:59:22] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-17 01:59:22] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:59:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 01:59:27] [INFO ] [Real]Absence check using state equation in 4949 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:59:28] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27974 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 1827 ms. (steps per millisecond=547 ) properties (out of 1) seen :1
[2023-03-17 01:59:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 01:59:57] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-17 01:59:57] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 01:59:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 02:00:09] [INFO ] [Real]Absence check using state equation in 11727 ms returned sat
[2023-03-17 02:00:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 02:00:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 02:00:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 02:00:22] [INFO ] [Nat]Absence check using state equation in 12028 ms returned sat
[2023-03-17 02:00:22] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 02:00:25] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 02:00:28] [INFO ] [Nat]Added 268 Read/Feed constraints in 6382 ms returned sat
[2023-03-17 02:00:31] [INFO ] Deduced a trap composed of 24 places in 2278 ms of which 1 ms to minimize.
[2023-03-17 02:00:33] [INFO ] Deduced a trap composed of 40 places in 2169 ms of which 1 ms to minimize.
[2023-03-17 02:00:36] [INFO ] Deduced a trap composed of 40 places in 2098 ms of which 0 ms to minimize.
[2023-03-17 02:00:38] [INFO ] Deduced a trap composed of 48 places in 2122 ms of which 1 ms to minimize.
[2023-03-17 02:00:40] [INFO ] Deduced a trap composed of 48 places in 2000 ms of which 0 ms to minimize.
[2023-03-17 02:00:43] [INFO ] Deduced a trap composed of 64 places in 1967 ms of which 1 ms to minimize.
[2023-03-17 02:00:45] [INFO ] Deduced a trap composed of 64 places in 2050 ms of which 1 ms to minimize.
[2023-03-17 02:00:47] [INFO ] Deduced a trap composed of 64 places in 1798 ms of which 0 ms to minimize.
[2023-03-17 02:00:49] [INFO ] Deduced a trap composed of 64 places in 1903 ms of which 1 ms to minimize.
[2023-03-17 02:00:51] [INFO ] Deduced a trap composed of 64 places in 1125 ms of which 0 ms to minimize.
[2023-03-17 02:00:52] [INFO ] Deduced a trap composed of 48 places in 1022 ms of which 1 ms to minimize.
[2023-03-17 02:00:53] [INFO ] Trap strengthening (SAT) tested/added 12/11 trap constraints in 24470 ms
[2023-03-17 02:00:55] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 1983 ms.
[2023-03-17 02:00:55] [INFO ] Added : 0 causal constraints over 0 iterations in 1985 ms. Result :unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 02:00:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 02:00:58] [INFO ] Invariant cache hit.
[2023-03-17 02:01:00] [INFO ] Implicit Places using invariants in 1775 ms returned []
Implicit Place search using SMT only with invariants took 1776 ms to find 0 implicit places.
[2023-03-17 02:01:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 02:01:00] [INFO ] Invariant cache hit.
[2023-03-17 02:01:08] [INFO ] Dead Transitions using invariants and state equation in 8476 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10412 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-08 in 106227 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-12
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 02:01:08] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 344 ms. (steps per millisecond=29 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
[2023-03-17 02:01:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 02:01:09] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-17 02:01:09] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 02:01:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 02:01:14] [INFO ] [Real]Absence check using state equation in 4943 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 191 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 192 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 02:01:14] [INFO ] Computed 13 place invariants in 46 ms
Finished random walk after 971401 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=32 )
FORMULA RERS17pb113-PT-4-UpperBounds-12 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-12 in 35855 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-15
[2023-03-17 02:01:44] [INFO ] Invariant cache hit.
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 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
[2023-03-17 02:01:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 02:01:44] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-17 02:01:44] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 02:01:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 02:01:49] [INFO ] [Real]Absence check using state equation in 4943 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 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.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 02:01:50] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27744 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 2223 ms. (steps per millisecond=449 ) properties (out of 1) seen :2
[2023-03-17 02:02:20] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 02:02:20] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-17 02:02:20] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-17 02:02:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 02:02:30] [INFO ] [Real]Absence check using state equation in 10167 ms returned sat
[2023-03-17 02:02:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 02:02:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 02:02:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 02:02:41] [INFO ] [Nat]Absence check using state equation in 10620 ms returned sat
[2023-03-17 02:02:41] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 02:02:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 02:02:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 6460 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 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 160 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 02:02:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 02:02:48] [INFO ] Invariant cache hit.
[2023-03-17 02:02:50] [INFO ] Implicit Places using invariants in 1764 ms returned []
Implicit Place search using SMT only with invariants took 1765 ms to find 0 implicit places.
[2023-03-17 02:02:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 02:02:50] [INFO ] Invariant cache hit.
[2023-03-17 02:02:58] [INFO ] Dead Transitions using invariants and state equation in 8322 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10246 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 02:02:58] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28100 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 2327 ms. (steps per millisecond=429 ) properties (out of 1) seen :1
[2023-03-17 02:03:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 02:03:29] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-17 02:03:29] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 02:03:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 02:03:39] [INFO ] [Real]Absence check using state equation in 10241 ms returned sat
[2023-03-17 02:03:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 02:03:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 02:03:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 02:03:49] [INFO ] [Nat]Absence check using state equation in 9875 ms returned sat
[2023-03-17 02:03:49] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 02:03:53] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 02:03:56] [INFO ] [Nat]Added 268 Read/Feed constraints in 6468 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 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.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 143 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 02:03:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 02:03:56] [INFO ] Invariant cache hit.
[2023-03-17 02:03:58] [INFO ] Implicit Places using invariants in 1846 ms returned []
Implicit Place search using SMT only with invariants took 1847 ms to find 0 implicit places.
[2023-03-17 02:03:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 02:03:58] [INFO ] Invariant cache hit.
[2023-03-17 02:04:07] [INFO ] Dead Transitions using invariants and state equation in 8807 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10800 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-15 in 142755 ms.
[2023-03-17 02:04:08] [INFO ] Flatten gal took : 989 ms
[2023-03-17 02:04:08] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-17 02:04:08] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 626 places, 31352 transitions and 125392 arcs took 92 ms.
Total runtime 2116078 ms.
There are residual formulas that ITS could not solve within timeout
timeout --kill-after=10s --signal=SIGINT 1m for testing only

Marcie built on Linux at 2019-11-18.
A model checker for Generalized Stochastic Petri nets

authors: Alex Tovchigrechko (IDD package and CTL model checking)

Martin Schwarick (Symbolic numerical analysis and CSL model checking)

Christian Rohr (Simulative and approximative numerical model checking)

marcie@informatik.tu-cottbus.de

called as: /home/mcc/BenchKit/bin//../reducer/bin//../../marcie/bin/marcie --net-file=model.pnml --mcc-file=UpperBounds.xml --memory=6 --mcc-mode

parse successfull
net created successfully

Net: RERS17pb113_PT_4
(NrP: 626 NrTr: 31352 NrArc: 125392)

parse formulas
formulas created successfully
place and transition orderings generation:0m 2.505sec

net check time: 0m 0.027sec

init dd package: 0m 2.572sec

TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 10461940 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16064560 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
check for maximal unmarked siphon
ok
check for constant places
ok
check if there are places and transitions
ok
check if there are transitions without pre-places
ok
check if at least one transition is enabled in m0
ok
check if there are transitions that can never fire
ok


initing FirstDep: 0m 6.398sec

3133 5579 9683 14964 15863 15905 15935 15991 16092 16039 15945 15963 15965 26333 26427 29473 31133 29369 35561 33143 37347 36331 54919 75514

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RERS17pb113-PT-4"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="marciexred"
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 marciexred"
echo " Input is RERS17pb113-PT-4, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r330-tall-167889202700029"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-4.tgz
mv RERS17pb113-PT-4 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;