## About the Execution of 2020-gold for CANConstruction-PT-070

Execution Summary | |||||

Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |

3227.783 | 3600000.00 | 9441852.00 | 47120.50 | FTFTTFTFFFFFT?TF | normal |

## Execution Chart

We display below the execution chart for this examination (boot time has been removed).

## Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r303-tall-162124171000031.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off

Waiting for the VM to be ready (probing ssh)

....................

=====================================================================

Generated by BenchKit 2-4028

Executing tool gold2020

Input is CANConstruction-PT-070, examination is ReachabilityCardinality

Time confinement is 3600 seconds

Memory confinement is 16384 MBytes

Number of cores is 4

Run identifier is r303-tall-162124171000031

=====================================================================

--------------------

preparation of the directory to be used:

/home/mcc/execution

total 23M

-rw-r--r-- 1 mcc users 35K May 15 08:57 CTLCardinality.txt

-rw-r--r-- 1 mcc users 194K May 15 08:57 CTLCardinality.xml

-rw-r--r-- 1 mcc users 19K May 15 08:57 CTLFireability.txt

-rw-r--r-- 1 mcc users 105K May 15 08:57 CTLFireability.xml

-rw-r--r-- 1 mcc users 4.3K May 12 07:56 LTLCardinality.txt

-rw-r--r-- 1 mcc users 25K May 12 07:56 LTLCardinality.xml

-rw-r--r-- 1 mcc users 2.6K May 12 07:56 LTLFireability.txt

-rw-r--r-- 1 mcc users 16K May 12 07:56 LTLFireability.xml

-rw-r--r-- 1 mcc users 1 May 12 08:13 NewModel

-rw-r--r-- 1 mcc users 4.7K May 11 18:18 ReachabilityCardinality.txt

-rw-r--r-- 1 mcc users 20K May 11 18:18 ReachabilityCardinality.xml

-rw-r--r-- 1 mcc users 2.9K May 11 15:35 ReachabilityFireability.txt

-rw-r--r-- 1 mcc users 14K May 11 15:35 ReachabilityFireability.xml

-rw-r--r-- 1 mcc users 1.6K May 12 04:39 UpperBounds.txt

-rw-r--r-- 1 mcc users 3.7K May 12 04:39 UpperBounds.xml

-rw-r--r-- 1 mcc users 6 May 12 08:13 equiv_col

-rw-r--r-- 1 mcc users 4 May 12 08:13 instance

-rw-r--r-- 1 mcc users 6 May 12 08:13 iscolored

-rw-r--r-- 1 mcc users 23M May 12 08:13 model.pnml

--------------------

content from stdout:

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

The expected result is a vector of booleans

BOOL_VECTOR

here is the order used to build the result vector(from text file)

FORMULA_NAME gen-ReachabilityCardinality-00

FORMULA_NAME gen-ReachabilityCardinality-01

FORMULA_NAME gen-ReachabilityCardinality-02

FORMULA_NAME gen-ReachabilityCardinality-03

FORMULA_NAME gen-ReachabilityCardinality-04

FORMULA_NAME gen-ReachabilityCardinality-05

FORMULA_NAME gen-ReachabilityCardinality-06

FORMULA_NAME gen-ReachabilityCardinality-07

FORMULA_NAME gen-ReachabilityCardinality-08

FORMULA_NAME gen-ReachabilityCardinality-09

FORMULA_NAME gen-ReachabilityCardinality-10

FORMULA_NAME gen-ReachabilityCardinality-11

FORMULA_NAME gen-ReachabilityCardinality-12

FORMULA_NAME gen-ReachabilityCardinality-13

FORMULA_NAME gen-ReachabilityCardinality-14

FORMULA_NAME gen-ReachabilityCardinality-15

=== Now, execution of the tool begins

**BK_START 1621327998675
**

[2021-05-18 08:53:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]

[2021-05-18 08:53:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml

[2021-05-18 08:53:21] [INFO ] Load time of PNML (sax parser for PT used): 602 ms

[2021-05-18 08:53:21] [INFO ] Transformed 10642 places.

[2021-05-18 08:53:21] [INFO ] Transformed 20160 transitions.

[2021-05-18 08:53:21] [INFO ] Parsed PT model containing 10642 places and 20160 transitions in 720 ms.

Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 151 ms.

Working with output stream class java.io.PrintStream

Incomplete random walk after 10000 steps, including 8 resets, run finished after 299 ms. (steps per millisecond=33 ) properties seen :[0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0]
**FORMULA gen-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA gen-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA gen-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA gen-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
**

Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 19 ms. (steps per millisecond=526 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 32 ms. (steps per millisecond=312 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 22 ms. (steps per millisecond=454 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 18 ms. (steps per millisecond=555 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 18 ms. (steps per millisecond=555 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

// Phase 1: matrix 20160 rows 10642 cols

[2021-05-18 08:53:22] [INFO ] Computed 141 place invariants in 747 ms

[2021-05-18 08:53:24] [INFO ] [Real]Absence check using 71 positive place invariants in 726 ms returned sat

[2021-05-18 08:53:24] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 386 ms returned sat

[2021-05-18 08:53:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:53:27] [INFO ] SMT solver returned unknown. Retrying;

[2021-05-18 08:53:27] [INFO ] [Real]Absence check using state equation in 2891 ms returned (error "Failed to check-sat")

[2021-05-18 08:53:29] [INFO ] [Real]Absence check using 71 positive place invariants in 654 ms returned sat

[2021-05-18 08:53:29] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 373 ms returned sat

[2021-05-18 08:53:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:53:32] [INFO ] [Real]Absence check using state equation in 3080 ms returned (error "Solver has unexpectedly terminated")

[2021-05-18 08:53:34] [INFO ] [Real]Absence check using 71 positive place invariants in 704 ms returned sat

[2021-05-18 08:53:34] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 397 ms returned sat

[2021-05-18 08:53:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:53:37] [INFO ] [Real]Absence check using state equation in 3051 ms returned (error "Failed to check-sat")

[2021-05-18 08:53:39] [INFO ] [Real]Absence check using 71 positive place invariants in 734 ms returned sat

[2021-05-18 08:53:39] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 412 ms returned sat

[2021-05-18 08:53:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:53:42] [INFO ] SMT solver returned unknown. Retrying;

[2021-05-18 08:53:42] [INFO ] [Real]Absence check using state equation in 2933 ms returned unknown

[2021-05-18 08:53:44] [INFO ] [Real]Absence check using 71 positive place invariants in 780 ms returned sat

[2021-05-18 08:53:44] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 440 ms returned sat

[2021-05-18 08:53:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:53:47] [INFO ] [Real]Absence check using state equation in 2926 ms returned (error "Failed to check-sat")

[2021-05-18 08:53:49] [INFO ] [Real]Absence check using 71 positive place invariants in 731 ms returned sat

[2021-05-18 08:53:49] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 401 ms returned sat

[2021-05-18 08:53:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:53:52] [INFO ] SMT solver returned unknown. Retrying;

[2021-05-18 08:53:52] [INFO ] [Real]Absence check using state equation in 3033 ms returned (error "Failed to check-sat")

[2021-05-18 08:53:54] [INFO ] [Real]Absence check using 71 positive place invariants in 687 ms returned sat

[2021-05-18 08:53:54] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 377 ms returned sat

[2021-05-18 08:53:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:53:57] [INFO ] [Real]Absence check using state equation in 3104 ms returned (error "Failed to check-sat")

[2021-05-18 08:53:59] [INFO ] [Real]Absence check using 71 positive place invariants in 736 ms returned sat

[2021-05-18 08:53:59] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 422 ms returned sat

[2021-05-18 08:53:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:54:02] [INFO ] SMT solver returned unknown. Retrying;

[2021-05-18 08:54:02] [INFO ] [Real]Absence check using state equation in 3029 ms returned (error "Failed to check-sat")

[2021-05-18 08:54:04] [INFO ] [Real]Absence check using 71 positive place invariants in 707 ms returned sat

[2021-05-18 08:54:05] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 384 ms returned sat

[2021-05-18 08:54:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:54:07] [INFO ] SMT solver returned unknown. Retrying;

[2021-05-18 08:54:07] [INFO ] [Real]Absence check using state equation in 2911 ms returned (error "Failed to check-sat")

[2021-05-18 08:54:09] [INFO ] [Real]Absence check using 71 positive place invariants in 714 ms returned sat

[2021-05-18 08:54:09] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 408 ms returned sat

[2021-05-18 08:54:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:54:12] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (= s25 (- t20 (+ t1116 t1120 t1124 t1128 t1132 t1136 t1140 t1144 t1148 t1152 t1156 t1160 t1164 t1168 t1172 t1176 t1180 t1184 t1188 t1192 t1196 t1200 t1204 t1208 t1212 t1216 t1220 t1224 t1228 t1232 t1236 t1240 t1244 t1248 t1252 t1256 t1260 t1264 t1268 t1272 t1276 t1280 t1284 t1288 t1292 t1296 t1300 t1304 t1308 t1312 t1316 t1320 t1324 t1328 t1332 t1336 t1340 t1344 t1348 t1352 t1356 t1360 t1364 t1368 t1372 t1376 t1380 t1384 t1388)))") while checking expression at index 9

[2021-05-18 08:54:14] [INFO ] [Real]Absence check using 71 positive place invariants in 602 ms returned unsat

[2021-05-18 08:54:16] [INFO ] [Real]Absence check using 71 positive place invariants in 728 ms returned sat

[2021-05-18 08:54:16] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 422 ms returned sat

[2021-05-18 08:54:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:54:19] [INFO ] [Real]Absence check using state equation in 2842 ms returned (error "Failed to check-sat")
**FORMULA gen-ReachabilityCardinality-14 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
**

Support contains 53 out of 10642 places. Attempting structural reductions.

Starting structural reductions, iteration 0 : 10642/10642 places, 20160/20160 transitions.

Performed 487 Post agglomeration using F-continuation condition.Transition count delta: 487

Iterating post reduction 0 with 487 rules applied. Total rules applied 487 place count 10642 transition count 19673

Reduce places removed 487 places and 0 transitions.

Iterating post reduction 1 with 487 rules applied. Total rules applied 974 place count 10155 transition count 19673

Symmetric choice reduction at 2 with 4736 rule applications. Total rules 5710 place count 10155 transition count 19673

Deduced a syphon composed of 4736 places in 11 ms

Reduce places removed 4736 places and 9472 transitions.

Iterating global reduction 2 with 9472 rules applied. Total rules applied 15182 place count 5419 transition count 10201

Performed 69 Post agglomeration using F-continuation condition.Transition count delta: 69

Deduced a syphon composed of 69 places in 12 ms

Reduce places removed 69 places and 0 transitions.

Iterating global reduction 2 with 138 rules applied. Total rules applied 15320 place count 5350 transition count 10132

Free-agglomeration rule applied 101 times.

Iterating global reduction 2 with 101 rules applied. Total rules applied 15421 place count 5350 transition count 10031

Reduce places removed 101 places and 0 transitions.

Iterating post reduction 2 with 101 rules applied. Total rules applied 15522 place count 5249 transition count 10031

Free-agglomeration rule (complex) applied 1 times.

Iterating global reduction 3 with 1 rules applied. Total rules applied 15523 place count 5249 transition count 10030

Reduce places removed 1 places and 0 transitions.

Iterating post reduction 3 with 1 rules applied. Total rules applied 15524 place count 5248 transition count 10030

Partial Free-agglomeration rule applied 38 times.

Drop transitions removed 38 transitions

Iterating global reduction 4 with 38 rules applied. Total rules applied 15562 place count 5248 transition count 10030

Applied a total of 15562 rules in 6563 ms. Remains 5248 /10642 variables (removed 5394) and now considering 10030/20160 (removed 10130) transitions.

Finished structural reductions, in 1 iterations. Remains : 5248/10642 places, 10030/20160 transitions.

Incomplete random walk after 1000000 steps, including 2044 resets, run finished after 20288 ms. (steps per millisecond=49 ) properties seen :[1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1]
**FORMULA gen-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA gen-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA gen-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA gen-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA gen-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA gen-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA gen-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA gen-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA gen-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
**

Incomplete Best-First random walk after 1000001 steps, including 26 resets, run finished after 2020 ms. (steps per millisecond=495 ) properties seen :[0, 0]

Incomplete Best-First random walk after 1000001 steps, including 27 resets, run finished after 2183 ms. (steps per millisecond=458 ) properties seen :[0, 0]

// Phase 1: matrix 10030 rows 5248 cols

[2021-05-18 08:54:50] [INFO ] Computed 141 place invariants in 143 ms

[2021-05-18 08:54:51] [INFO ] [Real]Absence check using 71 positive place invariants in 275 ms returned sat

[2021-05-18 08:54:51] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 180 ms returned sat

[2021-05-18 08:54:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:55:35] [INFO ] SMT solver returned unknown. Retrying;

[2021-05-18 08:55:35] [INFO ] [Real]Absence check using state equation in 44096 ms returned (error "Failed to check-sat")

[2021-05-18 08:55:36] [INFO ] [Real]Absence check using 71 positive place invariants in 303 ms returned sat

[2021-05-18 08:55:36] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 207 ms returned sat

[2021-05-18 08:55:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:56:20] [INFO ] SMT solver returned unknown. Retrying;

[2021-05-18 08:56:20] [INFO ] [Real]Absence check using state equation in 44106 ms returned (error "Failed to check-sat")

Support contains 16 out of 5248 places. Attempting structural reductions.

Starting structural reductions, iteration 0 : 5248/5248 places, 10030/10030 transitions.

Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2

Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 5248 transition count 10028

Reduce places removed 2 places and 0 transitions.

Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 5246 transition count 10028

Symmetric choice reduction at 2 with 3 rule applications. Total rules 7 place count 5246 transition count 10028

Deduced a syphon composed of 3 places in 2 ms

Reduce places removed 3 places and 6 transitions.

Iterating global reduction 2 with 6 rules applied. Total rules applied 13 place count 5243 transition count 10022

Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12

Deduced a syphon composed of 12 places in 3 ms

Reduce places removed 12 places and 0 transitions.

Iterating global reduction 2 with 24 rules applied. Total rules applied 37 place count 5231 transition count 10010

Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1

Deduced a syphon composed of 2 places in 2 ms

Reduce places removed 2 places and 0 transitions.

Iterating global reduction 2 with 4 rules applied. Total rules applied 41 place count 5229 transition count 10011

Applied a total of 41 rules in 3249 ms. Remains 5229 /5248 variables (removed 19) and now considering 10011/10030 (removed 19) transitions.

Finished structural reductions, in 1 iterations. Remains : 5229/5248 places, 10011/10030 transitions.

Incomplete random walk after 1000000 steps, including 2052 resets, run finished after 21756 ms. (steps per millisecond=45 ) properties seen :[0, 0]

Incomplete Best-First random walk after 1000001 steps, including 27 resets, run finished after 2109 ms. (steps per millisecond=474 ) properties seen :[1, 0]
**FORMULA gen-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
**

Incomplete Best-First random walk after 1000001 steps, including 27 resets, run finished after 2244 ms. (steps per millisecond=445 ) properties seen :[0]

// Phase 1: matrix 10011 rows 5229 cols

[2021-05-18 08:56:50] [INFO ] Computed 141 place invariants in 120 ms

[2021-05-18 08:56:51] [INFO ] [Real]Absence check using 71 positive place invariants in 323 ms returned sat

[2021-05-18 08:56:51] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 201 ms returned sat

[2021-05-18 08:56:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:57:35] [INFO ] SMT solver returned unknown. Retrying;

[2021-05-18 08:57:35] [INFO ] [Real]Absence check using state equation in 44058 ms returned unknown

Support contains 12 out of 5229 places. Attempting structural reductions.

Starting structural reductions, iteration 0 : 5229/5229 places, 10011/10011 transitions.

Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3

Deduced a syphon composed of 3 places in 2 ms

Reduce places removed 3 places and 0 transitions.

Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 5226 transition count 10008

Applied a total of 6 rules in 1430 ms. Remains 5226 /5229 variables (removed 3) and now considering 10008/10011 (removed 3) transitions.

Finished structural reductions, in 1 iterations. Remains : 5226/5229 places, 10008/10011 transitions.

Incomplete random walk after 1000000 steps, including 2061 resets, run finished after 20381 ms. (steps per millisecond=49 ) properties seen :[0]

Incomplete Best-First random walk after 1000001 steps, including 28 resets, run finished after 2259 ms. (steps per millisecond=442 ) properties seen :[0]

Interrupted probabilistic random walk after 710076 steps, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen :[0]

Probabilistic random walk after 710076 steps, saw 59585 distinct states, run finished after 30001 ms. (steps per millisecond=23 ) properties seen :[0]

// Phase 1: matrix 10008 rows 5226 cols

[2021-05-18 08:58:29] [INFO ] Computed 141 place invariants in 120 ms

[2021-05-18 08:58:30] [INFO ] [Real]Absence check using 71 positive place invariants in 324 ms returned sat

[2021-05-18 08:58:30] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 204 ms returned sat

[2021-05-18 08:58:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 08:59:14] [INFO ] SMT solver returned unknown. Retrying;

[2021-05-18 08:59:14] [INFO ] [Real]Absence check using state equation in 44054 ms returned unknown

Support contains 12 out of 5226 places. Attempting structural reductions.

Starting structural reductions, iteration 0 : 5226/5226 places, 10008/10008 transitions.

Applied a total of 0 rules in 827 ms. Remains 5226 /5226 variables (removed 0) and now considering 10008/10008 (removed 0) transitions.

Finished structural reductions, in 1 iterations. Remains : 5226/5226 places, 10008/10008 transitions.

Starting structural reductions, iteration 0 : 5226/5226 places, 10008/10008 transitions.

Applied a total of 0 rules in 882 ms. Remains 5226 /5226 variables (removed 0) and now considering 10008/10008 (removed 0) transitions.

// Phase 1: matrix 10008 rows 5226 cols

[2021-05-18 08:59:16] [INFO ] Computed 141 place invariants in 126 ms

[2021-05-18 08:59:17] [INFO ] SMT solver returned unknown. Retrying;

[2021-05-18 08:59:47] [INFO ] Performed 4085/5226 implicitness test of which 0 returned IMPLICIT in 30 seconds.

[2021-05-18 08:59:56] [INFO ] Implicit Places using invariants in 39795 ms returned []

Implicit Place search using SMT only with invariants took 39805 ms to find 0 implicit places.

// Phase 1: matrix 10008 rows 5226 cols

[2021-05-18 08:59:56] [INFO ] Computed 141 place invariants in 129 ms

[2021-05-18 08:59:56] [INFO ] SMT solver returned unknown. Retrying;

[2021-05-18 09:00:26] [INFO ] Performed 4678/10008 'is it Dead' test of which 0 returned DEAD in 30 seconds.

[2021-05-18 09:00:56] [INFO ] Dead Transitions with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (and (>= s306 1) (>= s5154 1))") after 60150 ms

Finished structural reductions, in 1 iterations. Remains : 5226/5226 places, 10008/10008 transitions.

Incomplete random walk after 100000 steps, including 204 resets, run finished after 1981 ms. (steps per millisecond=50 ) properties seen :[0]

// Phase 1: matrix 10008 rows 5226 cols

[2021-05-18 09:00:58] [INFO ] Computed 141 place invariants in 118 ms

[2021-05-18 09:00:59] [INFO ] [Real]Absence check using 71 positive place invariants in 317 ms returned sat

[2021-05-18 09:00:59] [INFO ] [Real]Absence check using 71 positive and 70 generalized place invariants in 215 ms returned sat

[2021-05-18 09:00:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 09:01:18] [INFO ] SMT solver returned unknown. Retrying;

[2021-05-18 09:01:18] [INFO ] [Real]Absence check using state equation in 19007 ms returned (error "Failed to check-sat")

Graph (trivial) has 9751 edges and 5226 vertex of which 4974 / 5226 are part of one of the 70 SCC in 12 ms

Free SCC test removed 4904 places

Discarding 276 places :

Also discarding 8285 output transitions

Drop transitions removed 8285 transitions

Graph (complete) has 721 edges and 322 vertex of which 46 are kept as prefixes of interest. Removing 276 places using SCC suffix rule.37 ms

Drop transitions removed 1673 transitions

Reduce isomorphic transitions removed 1673 transitions.

Discarding 1 places :

Implicit places reduction removed 1 places

Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4

Iterating post reduction 0 with 1678 rules applied. Total rules applied 1680 place count 45 transition count 46

Reduce places removed 4 places and 0 transitions.

Iterating post reduction 1 with 4 rules applied. Total rules applied 1684 place count 41 transition count 46

Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..

Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 1684 place count 41 transition count 40

Deduced a syphon composed of 6 places in 0 ms

Reduce places removed 6 places and 0 transitions.

Iterating global reduction 2 with 12 rules applied. Total rules applied 1696 place count 35 transition count 40

Partial Free-agglomeration rule applied 11 times.

Drop transitions removed 11 transitions

Iterating global reduction 2 with 11 rules applied. Total rules applied 1707 place count 35 transition count 40

Symmetric choice reduction at 2 with 11 rule applications. Total rules 1718 place count 35 transition count 40

Deduced a syphon composed of 11 places in 0 ms

Reduce places removed 11 places and 11 transitions.

Iterating global reduction 2 with 22 rules applied. Total rules applied 1740 place count 24 transition count 29

Applied a total of 1740 rules in 85 ms. Remains 24 /5226 variables (removed 5202) and now considering 29/10008 (removed 9979) transitions.

// Phase 1: matrix 29 rows 24 cols

[2021-05-18 09:01:18] [INFO ] Computed 6 place invariants in 0 ms

[2021-05-18 09:01:18] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat

[2021-05-18 09:01:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-18 09:01:18] [INFO ] [Real]Absence check using state equation in 8 ms returned sat

[2021-05-18 09:01:18] [INFO ] Solution in real domain found non-integer solution.

[2021-05-18 09:01:18] [INFO ] [Nat]Absence check using 6 positive place invariants in 22 ms returned sat

[2021-05-18 09:01:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-18 09:01:18] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat

[2021-05-18 09:01:18] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints in 2 ms.

[2021-05-18 09:01:18] [INFO ] Added : 1 causal constraints over 1 iterations in 51 ms. Result :sat

Attempting to minimize the solution found.

Minimization took 2 ms.

[2021-05-18 09:01:19] [INFO ] Flatten gal took : 597 ms

Using solver Z3 to compute partial order matrices.

Built C files in :

/home/mcc/execution

[2021-05-18 09:01:20] [INFO ] Applying decomposition

[2021-05-18 09:01:20] [INFO ] Flatten gal took : 566 ms

[2021-05-18 09:01:20] [INFO ] Flatten gal took : 369 ms

**BK_TIME_CONFINEMENT_REACHED
**

--------------------

content from stderr:

+ export BINDIR=/home/mcc/BenchKit/

+ BINDIR=/home/mcc/BenchKit/

++ pwd

+ export MODEL=/home/mcc/execution

+ MODEL=/home/mcc/execution

+ [[ ReachabilityCardinality = StateSpace ]]

+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600

+ ulimit -s 65536

+ [[ -z '' ]]

+ export LTSMIN_MEM_SIZE=8589934592

+ LTSMIN_MEM_SIZE=8589934592

+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination ReachabilityCardinality -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

## 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="CANConstruction-PT-070"

export BK_EXAMINATION="ReachabilityCardinality"

export BK_TOOL="gold2020"

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 2-4028"

echo " Executing tool gold2020"

echo " Input is CANConstruction-PT-070, examination is ReachabilityCardinality"

echo " Time confinement is $BK_TIME_CONFINEMENT seconds"

echo " Memory confinement is 16384 MBytes"

echo " Number of cores is 4"

echo " Run identifier is r303-tall-162124171000031"

echo "====================================================================="

echo

echo "--------------------"

echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANConstruction-PT-070.tgz

mv CANConstruction-PT-070 execution

cd execution

if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then

echo "The expected result is a vector of positive values"

echo NUM_VECTOR

elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then

echo "here is the order used to build the result vector(from text file)"

for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do

echo "FORMULA_NAME $x"

done

elif [ -f "ReachabilityCardinality.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 [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then

echo "FORMULA_NAME ReachabilityCardinality"

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 ;