About the Execution of ITS-Tools for RERS17pb113-PT-4
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 15388.399 | 3600000.00 | 3719347.00 | 19737.60 | 4 ? ? 4 4 ? 4 4 ? ? 4 4 ? 4 4 ? | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r325-tall-167889196600029.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is RERS17pb113-PT-4, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r325-tall-167889196600029
=====================================================================
--------------------
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 1678915532013
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-4
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202303021504
[2023-03-15 21:25:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-15 21:25:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 21:25:34] [INFO ] Load time of PNML (sax parser for PT used): 566 ms
[2023-03-15 21:25:34] [INFO ] Transformed 639 places.
[2023-03-15 21:25:34] [INFO ] Transformed 31353 transitions.
[2023-03-15 21:25:34] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 768 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 15 ms.
Normalized transition count is 18326 out of 31353 initially.
// Phase 1: matrix 18326 rows 639 cols
[2023-03-15 21:25:34] [INFO ] Computed 25 place invariants in 110 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 334 ms. (steps per millisecond=29 ) properties (out of 16) seen :25
FORMULA RERS17pb113-PT-4-UpperBounds-10 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-03 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-00 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 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 33 ms. (steps per millisecond=303 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 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 :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 :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 13) seen :4
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 24 ms. (steps per millisecond=416 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 13) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 13) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 13) seen :1
[2023-03-15 21:25:35] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 639 cols
[2023-03-15 21:25:35] [INFO ] Computed 25 place invariants in 75 ms
[2023-03-15 21:25:35] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-15 21:25:35] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-15 21:25:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:25:40] [INFO ] [Real]Absence check using state equation in 4838 ms returned unknown
[2023-03-15 21:25:40] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-15 21:25:40] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-15 21:25:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:25:45] [INFO ] [Real]Absence check using state equation in 4951 ms returned unknown
[2023-03-15 21:25:45] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-15 21:25:45] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-15 21:25:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:25:50] [INFO ] [Real]Absence check using state equation in 4940 ms returned unknown
[2023-03-15 21:25:50] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:25:50] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-15 21:25:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:25:55] [INFO ] [Real]Absence check using state equation in 4943 ms returned unknown
[2023-03-15 21:25:55] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-15 21:25:55] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-15 21:25:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:26:00] [INFO ] [Real]Absence check using state equation in 4943 ms returned unknown
[2023-03-15 21:26:00] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:26:00] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-15 21:26:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:26:05] [INFO ] [Real]Absence check using state equation in 4950 ms returned unknown
[2023-03-15 21:26:05] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-15 21:26:05] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-15 21:26:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:26:10] [INFO ] [Real]Absence check using state equation in 4940 ms returned unknown
[2023-03-15 21:26:10] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:26:10] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2023-03-15 21:26:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:26:15] [INFO ] [Real]Absence check using state equation in 4947 ms returned unknown
[2023-03-15 21:26:16] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:26:16] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-15 21:26:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:26:20] [INFO ] [Real]Absence check using state equation in 4946 ms returned unknown
[2023-03-15 21:26:21] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:26:21] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 6 ms returned sat
[2023-03-15 21:26:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:26:25] [INFO ] [Real]Absence check using state equation in 4945 ms returned unknown
[2023-03-15 21:26:26] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:26:26] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-15 21:26:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:26:31] [INFO ] [Real]Absence check using state equation in 4944 ms returned unknown
[2023-03-15 21:26:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:26:31] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-15 21:26:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:26:36] [INFO ] [Real]Absence check using state equation in 4948 ms returned unknown
[2023-03-15 21:26:36] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:26:36] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-15 21:26:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:26:41] [INFO ] [Real]Absence check using state equation in 4939 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Support contains 13 out of 639 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Ensure Unique test removed 12 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 626 transition count 31352
Applied a total of 13 rules in 617 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 623 ms. Remains : 626/639 places, 31352/31353 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 21:26:41] [INFO ] Computed 13 place invariants in 47 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27253 ms. (steps per millisecond=36 ) properties (out of 13) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1744 ms. (steps per millisecond=573 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3389 ms. (steps per millisecond=295 ) properties (out of 13) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1719 ms. (steps per millisecond=581 ) properties (out of 13) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3453 ms. (steps per millisecond=289 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2760 ms. (steps per millisecond=362 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1916 ms. (steps per millisecond=521 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1860 ms. (steps per millisecond=537 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1575 ms. (steps per millisecond=634 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1728 ms. (steps per millisecond=578 ) properties (out of 13) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1796 ms. (steps per millisecond=556 ) properties (out of 13) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2033 ms. (steps per millisecond=491 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2400 ms. (steps per millisecond=416 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2304 ms. (steps per millisecond=434 ) properties (out of 13) seen :14
[2023-03-15 21:27:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 21:27:37] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-15 21:27:37] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:27:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:27:50] [INFO ] [Real]Absence check using state equation in 12389 ms returned sat
[2023-03-15 21:27:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:27:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:27:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:28:02] [INFO ] [Nat]Absence check using state equation in 12096 ms returned sat
[2023-03-15 21:28:03] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 21:28:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:28:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 6495 ms returned unknown
[2023-03-15 21:28:09] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-15 21:28:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:28:22] [INFO ] [Real]Absence check using state equation in 12790 ms returned sat
[2023-03-15 21:28:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:28:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:28:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:28:34] [INFO ] [Nat]Absence check using state equation in 11900 ms returned sat
[2023-03-15 21:28:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:28:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6449 ms returned unknown
[2023-03-15 21:28:41] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:28:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:28:57] [INFO ] [Real]Absence check using state equation in 16404 ms returned sat
[2023-03-15 21:28:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:28:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:28:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:29:09] [INFO ] [Nat]Absence check using state equation in 11614 ms returned sat
[2023-03-15 21:29:13] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:29:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 6462 ms returned unknown
[2023-03-15 21:29:16] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:29:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:29:27] [INFO ] [Real]Absence check using state equation in 11564 ms returned sat
[2023-03-15 21:29:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:29:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:29:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:29:38] [INFO ] [Nat]Absence check using state equation in 10536 ms returned sat
[2023-03-15 21:29:42] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:29:45] [INFO ] [Nat]Added 268 Read/Feed constraints in 6421 ms returned unknown
[2023-03-15 21:29:45] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:29:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:29:54] [INFO ] [Real]Absence check using state equation in 9637 ms returned sat
[2023-03-15 21:29:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:29:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-15 21:29:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:30:06] [INFO ] [Nat]Absence check using state equation in 11271 ms returned sat
[2023-03-15 21:30:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:30:13] [INFO ] [Nat]Added 268 Read/Feed constraints in 6447 ms returned unknown
[2023-03-15 21:30:13] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:30:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:30:22] [INFO ] [Real]Absence check using state equation in 9474 ms returned sat
[2023-03-15 21:30:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:30:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:30:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:30:34] [INFO ] [Nat]Absence check using state equation in 11563 ms returned sat
[2023-03-15 21:30:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:30:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6417 ms returned unknown
[2023-03-15 21:30:41] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:30:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:30:50] [INFO ] [Real]Absence check using state equation in 9521 ms returned sat
[2023-03-15 21:30:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:30:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-15 21:30:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:31:01] [INFO ] [Nat]Absence check using state equation in 9993 ms returned sat
[2023-03-15 21:31:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:31:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6370 ms returned unknown
[2023-03-15 21:31:07] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:31:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:31:23] [INFO ] [Real]Absence check using state equation in 15553 ms returned sat
[2023-03-15 21:31:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:31:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:31:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:31:32] [INFO ] [Nat]Absence check using state equation in 9582 ms returned sat
[2023-03-15 21:31:36] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:31:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6364 ms returned unknown
[2023-03-15 21:31:39] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:31:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:31:53] [INFO ] [Real]Absence check using state equation in 13938 ms returned sat
[2023-03-15 21:31:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:31:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:31:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:32:06] [INFO ] [Nat]Absence check using state equation in 13118 ms returned sat
[2023-03-15 21:32:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:32:13] [INFO ] [Nat]Added 268 Read/Feed constraints in 6554 ms returned unknown
[2023-03-15 21:32:13] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:32:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:32:23] [INFO ] [Real]Absence check using state equation in 9953 ms returned sat
[2023-03-15 21:32:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:32:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:32:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:32:40] [INFO ] [Nat]Absence check using state equation in 16701 ms returned sat
[2023-03-15 21:32:43] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:32:46] [INFO ] [Nat]Added 268 Read/Feed constraints in 6369 ms returned unknown
[2023-03-15 21:32:47] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:32:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:33:04] [INFO ] [Real]Absence check using state equation in 17711 ms returned sat
[2023-03-15 21:33:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:33:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:33:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:33:21] [INFO ] [Nat]Absence check using state equation in 16512 ms returned sat
[2023-03-15 21:33:25] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:33:28] [INFO ] [Nat]Added 268 Read/Feed constraints in 6435 ms returned unknown
[2023-03-15 21:33:28] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:33:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:33:38] [INFO ] [Real]Absence check using state equation in 10478 ms returned sat
[2023-03-15 21:33:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:33:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:33:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:33:49] [INFO ] [Nat]Absence check using state equation in 10802 ms returned sat
[2023-03-15 21:33:53] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:33:56] [INFO ] [Nat]Added 268 Read/Feed constraints in 6453 ms returned unknown
[2023-03-15 21:33:56] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:33:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:34:06] [INFO ] [Real]Absence check using state equation in 9941 ms returned sat
[2023-03-15 21:34:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:34:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:34:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:34:17] [INFO ] [Nat]Absence check using state equation in 10737 ms returned sat
[2023-03-15 21:34:20] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:34:23] [INFO ] [Nat]Added 268 Read/Feed constraints in 6406 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 2, 2, 2, 1, 1, 2, 1, 2, 2, 3, 1, 2]
Support contains 13 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 206 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 207 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 218 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 21:34:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 21:34:24] [INFO ] Invariant cache hit.
[2023-03-15 21:34:26] [INFO ] Implicit Places using invariants in 1877 ms returned []
Implicit Place search using SMT only with invariants took 1889 ms to find 0 implicit places.
[2023-03-15 21:34:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 21:34:26] [INFO ] Invariant cache hit.
[2023-03-15 21:34:34] [INFO ] Dead Transitions using invariants and state equation in 8310 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10422 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 21:34:34] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 26994 ms. (steps per millisecond=37 ) properties (out of 13) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1756 ms. (steps per millisecond=569 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3369 ms. (steps per millisecond=296 ) properties (out of 13) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1772 ms. (steps per millisecond=564 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3509 ms. (steps per millisecond=284 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2805 ms. (steps per millisecond=356 ) properties (out of 13) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1907 ms. (steps per millisecond=524 ) properties (out of 13) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1825 ms. (steps per millisecond=547 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1591 ms. (steps per millisecond=628 ) properties (out of 13) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1787 ms. (steps per millisecond=559 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1803 ms. (steps per millisecond=554 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2025 ms. (steps per millisecond=493 ) properties (out of 13) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2361 ms. (steps per millisecond=423 ) properties (out of 13) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2268 ms. (steps per millisecond=440 ) properties (out of 13) seen :14
[2023-03-15 21:35:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 21:35:30] [INFO ] Computed 13 place invariants in 41 ms
[2023-03-15 21:35:30] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:35:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:35:43] [INFO ] [Real]Absence check using state equation in 12826 ms returned sat
[2023-03-15 21:35:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:35:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:35:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:35:55] [INFO ] [Nat]Absence check using state equation in 12139 ms returned sat
[2023-03-15 21:35:55] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 21:35:59] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:36:02] [INFO ] [Nat]Added 268 Read/Feed constraints in 6383 ms returned unknown
[2023-03-15 21:36:02] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-15 21:36:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:36:15] [INFO ] [Real]Absence check using state equation in 12770 ms returned sat
[2023-03-15 21:36:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:36:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:36:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:36:27] [INFO ] [Nat]Absence check using state equation in 11900 ms returned sat
[2023-03-15 21:36:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:36:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6383 ms returned unknown
[2023-03-15 21:36:33] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-15 21:36:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:36:50] [INFO ] [Real]Absence check using state equation in 16170 ms returned sat
[2023-03-15 21:36:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:36:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:36:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:37:02] [INFO ] [Nat]Absence check using state equation in 11634 ms returned sat
[2023-03-15 21:37:05] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:37:08] [INFO ] [Nat]Added 268 Read/Feed constraints in 6439 ms returned unknown
[2023-03-15 21:37:08] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:37:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:37:20] [INFO ] [Real]Absence check using state equation in 11616 ms returned sat
[2023-03-15 21:37:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:37:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:37:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:37:30] [INFO ] [Nat]Absence check using state equation in 10196 ms returned sat
[2023-03-15 21:37:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:37:37] [INFO ] [Nat]Added 268 Read/Feed constraints in 6513 ms returned unknown
[2023-03-15 21:37:37] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:37:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:37:49] [INFO ] [Real]Absence check using state equation in 11875 ms returned sat
[2023-03-15 21:37:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:37:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:37:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:38:04] [INFO ] [Nat]Absence check using state equation in 14280 ms returned sat
[2023-03-15 21:38:07] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:38:10] [INFO ] [Nat]Added 268 Read/Feed constraints in 6422 ms returned unknown
[2023-03-15 21:38:10] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:38:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:38:23] [INFO ] [Real]Absence check using state equation in 13425 ms returned sat
[2023-03-15 21:38:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:38:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:38:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:38:41] [INFO ] [Nat]Absence check using state equation in 16727 ms returned sat
[2023-03-15 21:38:44] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:38:47] [INFO ] [Nat]Added 268 Read/Feed constraints in 6438 ms returned unknown
[2023-03-15 21:38:47] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:38:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:38:57] [INFO ] [Real]Absence check using state equation in 9949 ms returned sat
[2023-03-15 21:38:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:38:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:38:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:39:08] [INFO ] [Nat]Absence check using state equation in 10135 ms returned sat
[2023-03-15 21:39:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:39:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 6366 ms returned unknown
[2023-03-15 21:39:14] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:39:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:39:30] [INFO ] [Real]Absence check using state equation in 15636 ms returned sat
[2023-03-15 21:39:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:39:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:39:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:39:40] [INFO ] [Nat]Absence check using state equation in 9610 ms returned sat
[2023-03-15 21:39:43] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:39:46] [INFO ] [Nat]Added 268 Read/Feed constraints in 6423 ms returned unknown
[2023-03-15 21:39:46] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:39:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:39:59] [INFO ] [Real]Absence check using state equation in 13011 ms returned sat
[2023-03-15 21:39:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:40:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:40:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:40:13] [INFO ] [Nat]Absence check using state equation in 12953 ms returned sat
[2023-03-15 21:40:16] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:40:19] [INFO ] [Nat]Added 268 Read/Feed constraints in 6467 ms returned unknown
[2023-03-15 21:40:19] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:40:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:40:28] [INFO ] [Real]Absence check using state equation in 9291 ms returned sat
[2023-03-15 21:40:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:40:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:40:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:40:45] [INFO ] [Nat]Absence check using state equation in 16262 ms returned sat
[2023-03-15 21:40:48] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:40:51] [INFO ] [Nat]Added 268 Read/Feed constraints in 6441 ms returned unknown
[2023-03-15 21:40:52] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:40:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:41:09] [INFO ] [Real]Absence check using state equation in 17080 ms returned sat
[2023-03-15 21:41:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:41:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:41:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:41:25] [INFO ] [Nat]Absence check using state equation in 15961 ms returned sat
[2023-03-15 21:41:28] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:41:31] [INFO ] [Nat]Added 268 Read/Feed constraints in 6445 ms returned unknown
[2023-03-15 21:41:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:41:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:41:41] [INFO ] [Real]Absence check using state equation in 9832 ms returned sat
[2023-03-15 21:41:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:41:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:41:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:41:52] [INFO ] [Nat]Absence check using state equation in 10728 ms returned sat
[2023-03-15 21:41:56] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:41:59] [INFO ] [Nat]Added 268 Read/Feed constraints in 6434 ms returned unknown
[2023-03-15 21:41:59] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:41:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:42:09] [INFO ] [Real]Absence check using state equation in 9601 ms returned sat
[2023-03-15 21:42:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:42:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:42:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:42:19] [INFO ] [Nat]Absence check using state equation in 9900 ms returned sat
[2023-03-15 21:42:22] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:42:25] [INFO ] [Nat]Added 268 Read/Feed constraints in 6451 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 2, 2, 2, 3, 3, 2, 1, 2, 2, 3, 2, 2]
Support contains 13 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 196 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 196 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 174 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 21:42:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 21:42:26] [INFO ] Invariant cache hit.
[2023-03-15 21:42:27] [INFO ] Implicit Places using invariants in 1762 ms returned []
Implicit Place search using SMT only with invariants took 1763 ms to find 0 implicit places.
[2023-03-15 21:42:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 21:42:27] [INFO ] Invariant cache hit.
[2023-03-15 21:42:35] [INFO ] Dead Transitions using invariants and state equation in 7828 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9769 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 21:42:35] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27155 ms. (steps per millisecond=36 ) properties (out of 13) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1738 ms. (steps per millisecond=575 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3372 ms. (steps per millisecond=296 ) properties (out of 13) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1794 ms. (steps per millisecond=557 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3269 ms. (steps per millisecond=305 ) properties (out of 13) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2639 ms. (steps per millisecond=378 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1826 ms. (steps per millisecond=547 ) properties (out of 13) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1755 ms. (steps per millisecond=569 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1546 ms. (steps per millisecond=646 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1655 ms. (steps per millisecond=604 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1732 ms. (steps per millisecond=577 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1976 ms. (steps per millisecond=506 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2349 ms. (steps per millisecond=425 ) properties (out of 13) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2178 ms. (steps per millisecond=459 ) properties (out of 13) seen :13
[2023-03-15 21:43:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 21:43:30] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-15 21:43:30] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:43:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:43:42] [INFO ] [Real]Absence check using state equation in 11532 ms returned sat
[2023-03-15 21:43:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:43:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:43:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:43:54] [INFO ] [Nat]Absence check using state equation in 12028 ms returned sat
[2023-03-15 21:43:55] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 21:43:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:44:01] [INFO ] [Nat]Added 268 Read/Feed constraints in 6431 ms returned unknown
[2023-03-15 21:44:01] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:44:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:44:13] [INFO ] [Real]Absence check using state equation in 12017 ms returned sat
[2023-03-15 21:44:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:44:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:44:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:44:24] [INFO ] [Nat]Absence check using state equation in 10697 ms returned sat
[2023-03-15 21:44:28] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:44:31] [INFO ] [Nat]Added 268 Read/Feed constraints in 6438 ms returned unknown
[2023-03-15 21:44:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:44:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:44:46] [INFO ] [Real]Absence check using state equation in 15590 ms returned sat
[2023-03-15 21:44:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:44:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:44:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:44:58] [INFO ] [Nat]Absence check using state equation in 11333 ms returned sat
[2023-03-15 21:45:01] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:45:04] [INFO ] [Nat]Added 268 Read/Feed constraints in 6383 ms returned unknown
[2023-03-15 21:45:04] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:45:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:45:19] [INFO ] [Real]Absence check using state equation in 14147 ms returned sat
[2023-03-15 21:45:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:45:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:45:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:45:33] [INFO ] [Nat]Absence check using state equation in 13689 ms returned sat
[2023-03-15 21:45:36] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:45:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6431 ms returned unknown
[2023-03-15 21:45:39] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:45:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:45:50] [INFO ] [Real]Absence check using state equation in 11207 ms returned sat
[2023-03-15 21:45:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:45:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:45:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:46:05] [INFO ] [Nat]Absence check using state equation in 14076 ms returned sat
[2023-03-15 21:46:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:46:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 6395 ms returned unknown
[2023-03-15 21:46:11] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:46:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:46:25] [INFO ] [Real]Absence check using state equation in 13501 ms returned sat
[2023-03-15 21:46:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:46:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:46:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:46:42] [INFO ] [Nat]Absence check using state equation in 16399 ms returned sat
[2023-03-15 21:46:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:46:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 6431 ms returned unknown
[2023-03-15 21:46:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:46:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:46:58] [INFO ] [Real]Absence check using state equation in 9692 ms returned sat
[2023-03-15 21:46:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:46:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:46:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:47:08] [INFO ] [Nat]Absence check using state equation in 9753 ms returned sat
[2023-03-15 21:47:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:47:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 6356 ms returned sat
[2023-03-15 21:47:17] [INFO ] Deduced a trap composed of 24 places in 2241 ms of which 5 ms to minimize.
[2023-03-15 21:47:20] [INFO ] Deduced a trap composed of 40 places in 2417 ms of which 1 ms to minimize.
[2023-03-15 21:47:22] [INFO ] Deduced a trap composed of 40 places in 2175 ms of which 2 ms to minimize.
[2023-03-15 21:47:24] [INFO ] Deduced a trap composed of 64 places in 2103 ms of which 1 ms to minimize.
[2023-03-15 21:47:27] [INFO ] Deduced a trap composed of 64 places in 2128 ms of which 1 ms to minimize.
[2023-03-15 21:47:29] [INFO ] Deduced a trap composed of 48 places in 2104 ms of which 1 ms to minimize.
[2023-03-15 21:47:31] [INFO ] Deduced a trap composed of 40 places in 1928 ms of which 0 ms to minimize.
[2023-03-15 21:47:34] [INFO ] Deduced a trap composed of 64 places in 1899 ms of which 1 ms to minimize.
[2023-03-15 21:47:36] [INFO ] Deduced a trap composed of 65 places in 1766 ms of which 0 ms to minimize.
[2023-03-15 21:47:38] [INFO ] Deduced a trap composed of 64 places in 1730 ms of which 0 ms to minimize.
[2023-03-15 21:47:38] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 24091 ms
[2023-03-15 21:47:41] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2482 ms.
[2023-03-15 21:47:42] [INFO ] Added : 0 causal constraints over 0 iterations in 3630 ms. Result :sat
[2023-03-15 21:47:42] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:47:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:47:51] [INFO ] [Real]Absence check using state equation in 8642 ms returned sat
[2023-03-15 21:47:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:47:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 15 ms returned sat
[2023-03-15 21:47:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:48:02] [INFO ] [Nat]Absence check using state equation in 10095 ms returned sat
[2023-03-15 21:48:05] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:48:08] [INFO ] [Nat]Added 268 Read/Feed constraints in 6363 ms returned unknown
[2023-03-15 21:48:08] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-15 21:48:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:48:22] [INFO ] [Real]Absence check using state equation in 14093 ms returned sat
[2023-03-15 21:48:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:48:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:48:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:48:36] [INFO ] [Nat]Absence check using state equation in 13582 ms returned sat
[2023-03-15 21:48:40] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:48:43] [INFO ] [Nat]Added 268 Read/Feed constraints in 6515 ms returned unknown
[2023-03-15 21:48:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:48:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:48:52] [INFO ] [Real]Absence check using state equation in 9394 ms returned sat
[2023-03-15 21:48:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:48:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:48:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:49:09] [INFO ] [Nat]Absence check using state equation in 16211 ms returned sat
[2023-03-15 21:49:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:49:15] [INFO ] [Nat]Added 268 Read/Feed constraints in 6433 ms returned unknown
[2023-03-15 21:49:15] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:49:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:49:34] [INFO ] [Real]Absence check using state equation in 18884 ms returned sat
[2023-03-15 21:49:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:49:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:49:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:49:49] [INFO ] [Nat]Absence check using state equation in 14558 ms returned sat
[2023-03-15 21:49:53] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:49:56] [INFO ] [Nat]Added 268 Read/Feed constraints in 6564 ms returned unknown
[2023-03-15 21:49:56] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:49:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:50:07] [INFO ] [Real]Absence check using state equation in 10991 ms returned sat
[2023-03-15 21:50:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:50:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:50:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:50:18] [INFO ] [Nat]Absence check using state equation in 11247 ms returned sat
[2023-03-15 21:50:22] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:50:25] [INFO ] [Nat]Added 268 Read/Feed constraints in 6450 ms returned unknown
[2023-03-15 21:50:25] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-15 21:50:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:50:34] [INFO ] [Real]Absence check using state equation in 9455 ms returned sat
[2023-03-15 21:50:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:50:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:50:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:50:44] [INFO ] [Nat]Absence check using state equation in 9407 ms returned sat
[2023-03-15 21:50:48] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:50:51] [INFO ] [Nat]Added 268 Read/Feed constraints in 6388 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 2, 2, 3, 3, 3, 2, 1, 2, 2, 3, 2, 2]
Support contains 13 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 261 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 262 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 253 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 21:50:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 21:50:51] [INFO ] Invariant cache hit.
[2023-03-15 21:50:53] [INFO ] Implicit Places using invariants in 1746 ms returned []
Implicit Place search using SMT only with invariants took 1747 ms to find 0 implicit places.
[2023-03-15 21:50:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 21:50:53] [INFO ] Invariant cache hit.
[2023-03-15 21:51:01] [INFO ] Dead Transitions using invariants and state equation in 8182 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10187 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 21:51:01] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 26568 ms. (steps per millisecond=37 ) properties (out of 13) seen :25
FORMULA RERS17pb113-PT-4-UpperBounds-11 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-07 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-04 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1703 ms. (steps per millisecond=587 ) properties (out of 10) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3323 ms. (steps per millisecond=300 ) properties (out of 10) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3323 ms. (steps per millisecond=300 ) properties (out of 10) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2623 ms. (steps per millisecond=381 ) properties (out of 10) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1822 ms. (steps per millisecond=548 ) properties (out of 10) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1571 ms. (steps per millisecond=636 ) properties (out of 10) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1777 ms. (steps per millisecond=562 ) properties (out of 10) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1917 ms. (steps per millisecond=521 ) properties (out of 10) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2334 ms. (steps per millisecond=428 ) properties (out of 10) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2212 ms. (steps per millisecond=452 ) properties (out of 10) seen :11
[2023-03-15 21:51:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 21:51:50] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-15 21:51:50] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:51:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:52:03] [INFO ] [Real]Absence check using state equation in 12287 ms returned sat
[2023-03-15 21:52:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:52:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:52:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:52:15] [INFO ] [Nat]Absence check using state equation in 12084 ms returned sat
[2023-03-15 21:52:15] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 21:52:19] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:52:22] [INFO ] [Nat]Added 268 Read/Feed constraints in 6460 ms returned unknown
[2023-03-15 21:52:22] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:52:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:52:34] [INFO ] [Real]Absence check using state equation in 12318 ms returned sat
[2023-03-15 21:52:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:52:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:52:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:52:46] [INFO ] [Nat]Absence check using state equation in 11511 ms returned sat
[2023-03-15 21:52:49] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:52:52] [INFO ] [Nat]Added 268 Read/Feed constraints in 6382 ms returned unknown
[2023-03-15 21:52:53] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:52:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:53:06] [INFO ] [Real]Absence check using state equation in 13273 ms returned sat
[2023-03-15 21:53:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:53:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:53:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:53:20] [INFO ] [Nat]Absence check using state equation in 13604 ms returned sat
[2023-03-15 21:53:23] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:53:26] [INFO ] [Nat]Added 268 Read/Feed constraints in 6384 ms returned unknown
[2023-03-15 21:53:26] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:53:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:53:38] [INFO ] [Real]Absence check using state equation in 11919 ms returned sat
[2023-03-15 21:53:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:53:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:53:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:53:53] [INFO ] [Nat]Absence check using state equation in 13979 ms returned sat
[2023-03-15 21:53:56] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:53:59] [INFO ] [Nat]Added 268 Read/Feed constraints in 6447 ms returned unknown
[2023-03-15 21:53:59] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:53:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:54:09] [INFO ] [Real]Absence check using state equation in 9847 ms returned sat
[2023-03-15 21:54:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:54:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:54:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:54:19] [INFO ] [Nat]Absence check using state equation in 9773 ms returned sat
[2023-03-15 21:54:23] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:54:26] [INFO ] [Nat]Added 268 Read/Feed constraints in 6409 ms returned unknown
[2023-03-15 21:54:26] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:54:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:54:34] [INFO ] [Real]Absence check using state equation in 8628 ms returned sat
[2023-03-15 21:54:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:54:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:54:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:54:45] [INFO ] [Nat]Absence check using state equation in 9958 ms returned sat
[2023-03-15 21:54:48] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:54:51] [INFO ] [Nat]Added 268 Read/Feed constraints in 6439 ms returned unknown
[2023-03-15 21:54:51] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:54:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:55:00] [INFO ] [Real]Absence check using state equation in 9135 ms returned sat
[2023-03-15 21:55:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:55:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:55:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:55:16] [INFO ] [Nat]Absence check using state equation in 15697 ms returned sat
[2023-03-15 21:55:20] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:55:23] [INFO ] [Nat]Added 268 Read/Feed constraints in 6443 ms returned unknown
[2023-03-15 21:55:23] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:55:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:55:40] [INFO ] [Real]Absence check using state equation in 16734 ms returned sat
[2023-03-15 21:55:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:55:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:55:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:55:56] [INFO ] [Nat]Absence check using state equation in 15959 ms returned sat
[2023-03-15 21:55:59] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:56:02] [INFO ] [Nat]Added 268 Read/Feed constraints in 6464 ms returned unknown
[2023-03-15 21:56:02] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:56:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:56:12] [INFO ] [Real]Absence check using state equation in 10045 ms returned sat
[2023-03-15 21:56:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:56:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:56:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:56:23] [INFO ] [Nat]Absence check using state equation in 10492 ms returned sat
[2023-03-15 21:56:27] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:56:30] [INFO ] [Nat]Added 268 Read/Feed constraints in 6433 ms returned unknown
[2023-03-15 21:56:30] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:56:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:56:39] [INFO ] [Real]Absence check using state equation in 9396 ms returned sat
[2023-03-15 21:56:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:56:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:56:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:56:49] [INFO ] [Nat]Absence check using state equation in 9533 ms returned sat
[2023-03-15 21:56:53] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:56:56] [INFO ] [Nat]Added 268 Read/Feed constraints in 6381 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 2, 3, 3, 2, 1, 2, 3, 2, 2]
Support contains 10 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
[2023-03-15 21:56:56] [INFO ] Computed 13 place invariants in 43 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 26638 ms. (steps per millisecond=37 ) properties (out of 10) seen :17
FORMULA RERS17pb113-PT-4-UpperBounds-13 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-4-UpperBounds-06 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1647 ms. (steps per millisecond=607 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3166 ms. (steps per millisecond=315 ) properties (out of 8) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3302 ms. (steps per millisecond=302 ) properties (out of 8) 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 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1604 ms. (steps per millisecond=623 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1673 ms. (steps per millisecond=597 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2310 ms. (steps per millisecond=432 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2222 ms. (steps per millisecond=450 ) properties (out of 8) seen :10
[2023-03-15 21:57:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 21:57:40] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-15 21:57:40] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:57:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:57:53] [INFO ] [Real]Absence check using state equation in 12250 ms returned sat
[2023-03-15 21:57:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:57:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:57:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:58:05] [INFO ] [Nat]Absence check using state equation in 11920 ms returned sat
[2023-03-15 21:58:05] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 21:58:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:58:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 6433 ms returned unknown
[2023-03-15 21:58:12] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 21:58:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:58:24] [INFO ] [Real]Absence check using state equation in 12333 ms returned sat
[2023-03-15 21:58:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:58:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:58:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:58:35] [INFO ] [Nat]Absence check using state equation in 11223 ms returned sat
[2023-03-15 21:58:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:58:42] [INFO ] [Nat]Added 268 Read/Feed constraints in 6407 ms returned unknown
[2023-03-15 21:58:42] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:58:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:58:56] [INFO ] [Real]Absence check using state equation in 14199 ms returned sat
[2023-03-15 21:58:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:58:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:58:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:59:10] [INFO ] [Nat]Absence check using state equation in 13931 ms returned sat
[2023-03-15 21:59:14] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:59:17] [INFO ] [Nat]Added 268 Read/Feed constraints in 6413 ms returned unknown
[2023-03-15 21:59:17] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:59:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:59:27] [INFO ] [Real]Absence check using state equation in 9642 ms returned sat
[2023-03-15 21:59:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:59:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:59:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:59:37] [INFO ] [Nat]Absence check using state equation in 9982 ms returned sat
[2023-03-15 21:59:40] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 21:59:43] [INFO ] [Nat]Added 268 Read/Feed constraints in 6364 ms returned unknown
[2023-03-15 21:59:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:59:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:59:59] [INFO ] [Real]Absence check using state equation in 15416 ms returned sat
[2023-03-15 21:59:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:59:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 21:59:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:00:09] [INFO ] [Nat]Absence check using state equation in 9565 ms returned sat
[2023-03-15 22:00:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:00:15] [INFO ] [Nat]Added 268 Read/Feed constraints in 6426 ms returned unknown
[2023-03-15 22:00:15] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-15 22:00:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:00:24] [INFO ] [Real]Absence check using state equation in 9130 ms returned sat
[2023-03-15 22:00:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:00:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:00:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:00:41] [INFO ] [Nat]Absence check using state equation in 16407 ms returned sat
[2023-03-15 22:00:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:00:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 6471 ms returned unknown
[2023-03-15 22:00:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:00:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:00:57] [INFO ] [Real]Absence check using state equation in 9705 ms returned sat
[2023-03-15 22:00:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:00:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:00:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:01:09] [INFO ] [Nat]Absence check using state equation in 11425 ms returned sat
[2023-03-15 22:01:13] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:01:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 6373 ms returned unknown
[2023-03-15 22:01:16] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:01:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:01:26] [INFO ] [Real]Absence check using state equation in 9960 ms returned sat
[2023-03-15 22:01:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:01:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:01:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:01:36] [INFO ] [Nat]Absence check using state equation in 9895 ms returned sat
[2023-03-15 22:01:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:01:42] [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, 4, 4] Max seen :[1, 2, 3, 2, 1, 2, 2, 2]
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 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
[2023-03-15 22:01:43] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27143 ms. (steps per millisecond=36 ) properties (out of 8) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1701 ms. (steps per millisecond=587 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3358 ms. (steps per millisecond=297 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3420 ms. (steps per millisecond=292 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1839 ms. (steps per millisecond=543 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1632 ms. (steps per millisecond=612 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1740 ms. (steps per millisecond=574 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2367 ms. (steps per millisecond=422 ) properties (out of 8) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2271 ms. (steps per millisecond=440 ) properties (out of 8) seen :8
[2023-03-15 22:02:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:02:28] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-15 22:02:28] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:02:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:02:41] [INFO ] [Real]Absence check using state equation in 12845 ms returned sat
[2023-03-15 22:02:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:02:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:02:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:02:55] [INFO ] [Nat]Absence check using state equation in 13081 ms returned sat
[2023-03-15 22:02:55] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 22:02:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:03:01] [INFO ] [Nat]Added 268 Read/Feed constraints in 6473 ms returned unknown
[2023-03-15 22:03:01] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:03:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:03:15] [INFO ] [Real]Absence check using state equation in 13472 ms returned sat
[2023-03-15 22:03:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:03:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:03:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:03:28] [INFO ] [Nat]Absence check using state equation in 12409 ms returned sat
[2023-03-15 22:03:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:03:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 6377 ms returned unknown
[2023-03-15 22:03:34] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:03:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:03:49] [INFO ] [Real]Absence check using state equation in 14683 ms returned sat
[2023-03-15 22:03:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:03:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:03:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:04:05] [INFO ] [Nat]Absence check using state equation in 15528 ms returned sat
[2023-03-15 22:04:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:04:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 6509 ms returned unknown
[2023-03-15 22:04:11] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:04:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:04:23] [INFO ] [Real]Absence check using state equation in 11564 ms returned sat
[2023-03-15 22:04:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:04:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:04:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:04:36] [INFO ] [Nat]Absence check using state equation in 12703 ms returned sat
[2023-03-15 22:04:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:04:42] [INFO ] [Nat]Added 268 Read/Feed constraints in 6424 ms returned unknown
[2023-03-15 22:04:42] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:04:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:04:52] [INFO ] [Real]Absence check using state equation in 9642 ms returned sat
[2023-03-15 22:04:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:04:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:04:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:05:03] [INFO ] [Nat]Absence check using state equation in 10102 ms returned sat
[2023-03-15 22:05:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:05:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 6393 ms returned unknown
[2023-03-15 22:05:09] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:05:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:05:19] [INFO ] [Real]Absence check using state equation in 9479 ms returned sat
[2023-03-15 22:05:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:05:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:05:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:05:35] [INFO ] [Nat]Absence check using state equation in 16470 ms returned sat
[2023-03-15 22:05:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:05:42] [INFO ] [Nat]Added 268 Read/Feed constraints in 6413 ms returned unknown
[2023-03-15 22:05:42] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:05:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:05:52] [INFO ] [Real]Absence check using state equation in 9740 ms returned sat
[2023-03-15 22:05:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:05:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:05:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:06:03] [INFO ] [Nat]Absence check using state equation in 11398 ms returned sat
[2023-03-15 22:06:07] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:06:10] [INFO ] [Nat]Added 268 Read/Feed constraints in 6359 ms returned unknown
[2023-03-15 22:06:10] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:06:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:06:20] [INFO ] [Real]Absence check using state equation in 10112 ms returned sat
[2023-03-15 22:06:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:06:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:06:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:06:30] [INFO ] [Nat]Absence check using state equation in 10160 ms returned sat
[2023-03-15 22:06:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:06:37] [INFO ] [Nat]Added 268 Read/Feed constraints in 6465 ms returned unknown
Current structural bounds on expressions (after SMT) : [4, 4, 4, 4, 4, 4, 4, 4] Max seen :[1, 2, 3, 2, 1, 2, 2, 2]
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 161 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 22:06:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:06:37] [INFO ] Invariant cache hit.
[2023-03-15 22:06:39] [INFO ] Implicit Places using invariants in 1748 ms returned []
Implicit Place search using SMT only with invariants took 1748 ms to find 0 implicit places.
[2023-03-15 22:06:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:06:39] [INFO ] Invariant cache hit.
[2023-03-15 22:06:47] [INFO ] Dead Transitions using invariants and state equation in 7974 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9887 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
[2023-03-15 22:06:47] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 255 ms. (steps per millisecond=39 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
[2023-03-15 22:06:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:06:47] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-15 22:06:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:06:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:06:52] [INFO ] [Real]Absence check using state equation in 4951 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[0]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 167 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:06:53] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27135 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 1802 ms. (steps per millisecond=554 ) properties (out of 1) seen :1
[2023-03-15 22:07:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:07:22] [INFO ] Computed 13 place invariants in 52 ms
[2023-03-15 22:07:22] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:07:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:07:35] [INFO ] [Real]Absence check using state equation in 12673 ms returned sat
[2023-03-15 22:07:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:07:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:07:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:07:47] [INFO ] [Nat]Absence check using state equation in 12455 ms returned sat
[2023-03-15 22:07:48] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 22:07:51] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:07:54] [INFO ] [Nat]Added 268 Read/Feed constraints in 6444 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 176 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 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 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 22:07:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:07:54] [INFO ] Invariant cache hit.
[2023-03-15 22:07:56] [INFO ] Implicit Places using invariants in 1709 ms returned []
Implicit Place search using SMT only with invariants took 1710 ms to find 0 implicit places.
[2023-03-15 22:07:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:07:56] [INFO ] Invariant cache hit.
[2023-03-15 22:08:04] [INFO ] Dead Transitions using invariants and state equation in 8016 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9892 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:08:04] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27300 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 1874 ms. (steps per millisecond=533 ) properties (out of 1) seen :1
[2023-03-15 22:08:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:08:33] [INFO ] Computed 13 place invariants in 52 ms
[2023-03-15 22:08:33] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:08:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:08:46] [INFO ] [Real]Absence check using state equation in 12659 ms returned sat
[2023-03-15 22:08:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:08:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-15 22:08:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:08:59] [INFO ] [Nat]Absence check using state equation in 12347 ms returned sat
[2023-03-15 22:08:59] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 22:09:02] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:09:05] [INFO ] [Nat]Added 268 Read/Feed constraints in 6428 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 174 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 174 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 163 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 22:09:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:09:06] [INFO ] Invariant cache hit.
[2023-03-15 22:09:07] [INFO ] Implicit Places using invariants in 1714 ms returned []
Implicit Place search using SMT only with invariants took 1719 ms to find 0 implicit places.
[2023-03-15 22:09:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:09:07] [INFO ] Invariant cache hit.
[2023-03-15 22:09:15] [INFO ] Dead Transitions using invariants and state equation in 7858 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9743 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-01 in 148266 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-02
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:09:15] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 257 ms. (steps per millisecond=38 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :1
[2023-03-15 22:09:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:09:16] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-15 22:09:16] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:09:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:09:21] [INFO ] [Real]Absence check using state equation in 4951 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
[2023-03-15 22:09:21] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 26240 ms. (steps per millisecond=38 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3272 ms. (steps per millisecond=305 ) properties (out of 1) seen :1
[2023-03-15 22:09:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:09:51] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-15 22:09:51] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:09:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:10:01] [INFO ] [Real]Absence check using state equation in 10241 ms returned sat
[2023-03-15 22:10:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:10:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:10:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:10:14] [INFO ] [Nat]Absence check using state equation in 13135 ms returned sat
[2023-03-15 22:10:15] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 22:10:18] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:10:21] [INFO ] [Nat]Added 268 Read/Feed constraints in 6444 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 151 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151 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 144 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 22:10:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:10:21] [INFO ] Invariant cache hit.
[2023-03-15 22:10:23] [INFO ] Implicit Places using invariants in 1567 ms returned []
Implicit Place search using SMT only with invariants took 1568 ms to find 0 implicit places.
[2023-03-15 22:10:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:10:23] [INFO ] Invariant cache hit.
[2023-03-15 22:10:31] [INFO ] Dead Transitions using invariants and state equation in 8053 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9769 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-02 in 75603 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-05
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:10:31] [INFO ] Computed 13 place invariants in 53 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 228 ms. (steps per millisecond=43 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
[2023-03-15 22:10:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:10:31] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-15 22:10:31] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:10:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:10:36] [INFO ] [Real]Absence check using state equation in 4950 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 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:10:37] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 26176 ms. (steps per millisecond=38 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3328 ms. (steps per millisecond=300 ) properties (out of 1) seen :1
[2023-03-15 22:11:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:11:06] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-15 22:11:06] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:11:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:11:18] [INFO ] [Real]Absence check using state equation in 11378 ms returned sat
[2023-03-15 22:11:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:11:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:11:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:11:30] [INFO ] [Nat]Absence check using state equation in 12425 ms returned sat
[2023-03-15 22:11:31] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 22:11:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:11:37] [INFO ] [Nat]Added 268 Read/Feed constraints in 6460 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 169 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 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 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 22:11:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:11:37] [INFO ] Invariant cache hit.
[2023-03-15 22:11:39] [INFO ] Implicit Places using invariants in 1777 ms returned []
Implicit Place search using SMT only with invariants took 1777 ms to find 0 implicit places.
[2023-03-15 22:11:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:11:39] [INFO ] Invariant cache hit.
[2023-03-15 22:11:47] [INFO ] Dead Transitions using invariants and state equation in 7960 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9894 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-05 in 76158 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
[2023-03-15 22:11:47] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 240 ms. (steps per millisecond=41 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
[2023-03-15 22:11:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:11:47] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-15 22:11:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:11:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:11:53] [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 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:11:53] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 25994 ms. (steps per millisecond=38 ) properties (out of 1) seen :2
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1791 ms. (steps per millisecond=558 ) properties (out of 1) seen :1
[2023-03-15 22:12:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:12:21] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-15 22:12:21] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:12:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:12:30] [INFO ] [Real]Absence check using state equation in 9808 ms returned sat
[2023-03-15 22:12:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:12:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:12:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:12:41] [INFO ] [Nat]Absence check using state equation in 9924 ms returned sat
[2023-03-15 22:12:41] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 22:12:44] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:12:47] [INFO ] [Nat]Added 268 Read/Feed constraints in 6424 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 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 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 151 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 22:12:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:12:48] [INFO ] Invariant cache hit.
[2023-03-15 22:12:49] [INFO ] Implicit Places using invariants in 1743 ms returned []
Implicit Place search using SMT only with invariants took 1744 ms to find 0 implicit places.
[2023-03-15 22:12:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:12:49] [INFO ] Invariant cache hit.
[2023-03-15 22:12:57] [INFO ] Dead Transitions using invariants and state equation in 7867 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9766 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:12:57] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 26415 ms. (steps per millisecond=37 ) properties (out of 1) seen :2
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1825 ms. (steps per millisecond=547 ) properties (out of 1) seen :1
[2023-03-15 22:13:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:13:26] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-15 22:13:26] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:13:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:13:35] [INFO ] [Real]Absence check using state equation in 9751 ms returned sat
[2023-03-15 22:13:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:13:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:13:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:13:46] [INFO ] [Nat]Absence check using state equation in 10015 ms returned sat
[2023-03-15 22:13:46] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 22:13:49] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:13:52] [INFO ] [Nat]Added 268 Read/Feed constraints in 6448 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 161 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 174 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 22:13:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:13:53] [INFO ] Invariant cache hit.
[2023-03-15 22:13:55] [INFO ] Implicit Places using invariants in 1745 ms returned []
Implicit Place search using SMT only with invariants took 1746 ms to find 0 implicit places.
[2023-03-15 22:13:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:13:55] [INFO ] Invariant cache hit.
[2023-03-15 22:14:02] [INFO ] Dead Transitions using invariants and state equation in 7912 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9835 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-08 in 135423 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-09
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:14:03] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 1) seen :0
[2023-03-15 22:14:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:14:03] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-15 22:14:03] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:14:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:14:08] [INFO ] [Real]Absence check using state equation in 4952 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[0]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 160 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 162 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:14:08] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 26509 ms. (steps per millisecond=37 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1622 ms. (steps per millisecond=616 ) properties (out of 1) seen :1
[2023-03-15 22:14:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:14:36] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-15 22:14:36] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:14:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:14:52] [INFO ] [Real]Absence check using state equation in 15269 ms returned sat
[2023-03-15 22:14:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:14:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:14:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:15:02] [INFO ] [Nat]Absence check using state equation in 10080 ms returned sat
[2023-03-15 22:15:02] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 22:15:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:15:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 6415 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 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 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 22:15:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:15:09] [INFO ] Invariant cache hit.
[2023-03-15 22:15:11] [INFO ] Implicit Places using invariants in 1783 ms returned []
Implicit Place search using SMT only with invariants took 1785 ms to find 0 implicit places.
[2023-03-15 22:15:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:15:11] [INFO ] Invariant cache hit.
[2023-03-15 22:15:19] [INFO ] Dead Transitions using invariants and state equation in 7996 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9936 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:15:19] [INFO ] Computed 13 place invariants in 53 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 26982 ms. (steps per millisecond=37 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1586 ms. (steps per millisecond=630 ) properties (out of 1) seen :1
[2023-03-15 22:15:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:15:48] [INFO ] Computed 13 place invariants in 40 ms
[2023-03-15 22:15:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:15:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:16:04] [INFO ] [Real]Absence check using state equation in 15888 ms returned sat
[2023-03-15 22:16:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:16:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:16:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:16:14] [INFO ] [Nat]Absence check using state equation in 10334 ms returned sat
[2023-03-15 22:16:14] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 22:16:18] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:16:21] [INFO ] [Nat]Added 268 Read/Feed constraints in 6468 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 176 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 163 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 22:16:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:16:21] [INFO ] Invariant cache hit.
[2023-03-15 22:16:23] [INFO ] Implicit Places using invariants in 1770 ms returned []
Implicit Place search using SMT only with invariants took 1771 ms to find 0 implicit places.
[2023-03-15 22:16:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:16:23] [INFO ] Invariant cache hit.
[2023-03-15 22:16:31] [INFO ] Dead Transitions using invariants and state equation in 7902 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9838 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-09 in 148341 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
[2023-03-15 22:16:31] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 232 ms. (steps per millisecond=43 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
[2023-03-15 22:16:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:16:31] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-15 22:16:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:16:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:16:36] [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 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:16:37] [INFO ] Computed 13 place invariants in 68 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27184 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 1720 ms. (steps per millisecond=581 ) properties (out of 1) seen :1
[2023-03-15 22:17:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:17:06] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-15 22:17:06] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:17:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:17:16] [INFO ] [Real]Absence check using state equation in 10726 ms returned sat
[2023-03-15 22:17:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:17:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:17:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:17:28] [INFO ] [Nat]Absence check using state equation in 11393 ms returned sat
[2023-03-15 22:17:28] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 22:17:32] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:17:35] [INFO ] [Nat]Added 268 Read/Feed constraints in 6454 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 160 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 22:17:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:17:35] [INFO ] Invariant cache hit.
[2023-03-15 22:17:37] [INFO ] Implicit Places using invariants in 1765 ms returned []
Implicit Place search using SMT only with invariants took 1765 ms to find 0 implicit places.
[2023-03-15 22:17:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:17:37] [INFO ] Invariant cache hit.
[2023-03-15 22:17:45] [INFO ] Dead Transitions using invariants and state equation in 8019 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9937 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-12 in 73954 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-14
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:17:45] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 237 ms. (steps per millisecond=42 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
[2023-03-15 22:17:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:17:45] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-15 22:17:45] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-15 22:17:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:17:50] [INFO ] [Real]Absence check using state equation in 4947 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 148 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 149 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:17:50] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 26699 ms. (steps per millisecond=37 ) properties (out of 1) seen :4
FORMULA RERS17pb113-PT-4-UpperBounds-14 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-14 in 32377 ms.
Starting property specific reduction for RERS17pb113-PT-4-UpperBounds-15
[2023-03-15 22:18:17] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 256 ms. (steps per millisecond=39 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
[2023-03-15 22:18:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:18:18] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-15 22:18:18] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:18:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:18:23] [INFO ] [Real]Absence check using state equation in 4954 ms returned unknown
Current structural bounds on expressions (after SMT) : [4] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 166 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 167 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:18:23] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 26349 ms. (steps per millisecond=37 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2182 ms. (steps per millisecond=458 ) properties (out of 1) seen :1
[2023-03-15 22:18:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-15 22:18:51] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-15 22:18:51] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 22:18:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 22:19:03] [INFO ] [Real]Absence check using state equation in 11952 ms returned sat
[2023-03-15 22:19:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 22:19:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 22:19:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 22:19:14] [INFO ] [Nat]Absence check using state equation in 10458 ms returned sat
[2023-03-15 22:19:14] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-15 22:19:18] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 22:19:21] [INFO ] [Nat]Added 268 Read/Feed constraints in 6435 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 177 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 157 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-15 22:19:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:19:21] [INFO ] Invariant cache hit.
[2023-03-15 22:19:23] [INFO ] Implicit Places using invariants in 1701 ms returned []
Implicit Place search using SMT only with invariants took 1701 ms to find 0 implicit places.
[2023-03-15 22:19:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-15 22:19:23] [INFO ] Invariant cache hit.
[2023-03-15 22:19:31] [INFO ] Dead Transitions using invariants and state equation in 7912 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9774 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-4-UpperBounds-15 in 73631 ms.
[2023-03-15 22:19:32] [INFO ] Flatten gal took : 1031 ms
[2023-03-15 22:19:33] [INFO ] Applying decomposition
[2023-03-15 22:19:34] [INFO ] Flatten gal took : 800 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph15836543854616737896.txt' '-o' '/tmp/graph15836543854616737896.bin' '-w' '/tmp/graph15836543854616737896.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph15836543854616737896.bin' '-l' '-1' '-v' '-w' '/tmp/graph15836543854616737896.weights' '-q' '0' '-e' '0.001'
[2023-03-15 22:19:35] [INFO ] Decomposing Gal with order
[2023-03-15 22:19:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-15 22:19:38] [INFO ] Removed a total of 91846 redundant transitions.
[2023-03-15 22:19:38] [INFO ] Flatten gal took : 1681 ms
[2023-03-15 22:19:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 1152 labels/synchronizations in 1062 ms.
[2023-03-15 22:19:40] [INFO ] Time to serialize gal into /tmp/UpperBounds12338707053027724697.gal : 182 ms
[2023-03-15 22:19:40] [INFO ] Time to serialize properties into /tmp/UpperBounds12285412481760751124.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds12338707053027724697.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds12285412481760751124.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...285
Loading property file /tmp/UpperBounds12285412481760751124.prop.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393232 kB
MemFree: 708008 kB
After kill :
MemTotal: 16393232 kB
MemFree: 16082924 kB
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RERS17pb113-PT-4"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool itstools"
echo " Input is RERS17pb113-PT-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 r325-tall-167889196600029"
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 '
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 ;