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.r075-tall-162039097200127.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)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is DLCflexbar-PT-7b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r075-tall-162039097200127
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 16K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 131K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 96K May 5 16:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.7K Mar 28 15:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 28 15:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 28 15:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 28 15:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K Mar 23 04:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 23 04:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 22 14:35 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 22 14:35 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 09:10 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 3 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 14M May 5 16:51 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 DLCflexbar-PT-7b-ReachabilityCardinality-00
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-01
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-02
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-03
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-04
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-05
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-06
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-07
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-08
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-09
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-10
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-11
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-12
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-13
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-14
FORMULA_NAME DLCflexbar-PT-7b-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1620528511029

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-09 02:48:33] [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, -timeout, 3600, -rebuildPNML]
[2021-05-09 02:48:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-09 02:48:34] [INFO ] Load time of PNML (sax parser for PT used): 1278 ms
[2021-05-09 02:48:35] [INFO ] Transformed 35101 places.
[2021-05-09 02:48:35] [INFO ] Transformed 55507 transitions.
[2021-05-09 02:48:35] [INFO ] Found NUPN structural information;
[2021-05-09 02:48:37] [INFO ] Parsed PT model containing 35101 places and 55507 transitions in 4415 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 7082 ms.
Working with output stream class java.io.PrintStream
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 269 ms. (steps per millisecond=37 ) properties seen :[0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1]
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 24 ms. (steps per millisecond=416 ) properties seen :[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]
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]
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]
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]
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]
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]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 52 ms. (steps per millisecond=192 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 55507 rows 35101 cols
[2021-05-09 02:48:50] [INFO ] Computed 2171 place invariants in 5005 ms
[2021-05-09 02:48:55] [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: Broken pipe (= 1 (+ s0 s1 s12530 s12531 s12532 s12533 s12534 s12535 s12536 s12537 s12538 s12539 s12540 s12541 s12542 s12543 s12544 s12545 s12546 s12547 s12548 s12549 s12550 s12551 s12552 s12553 s12554 s12555 s12556 s12557 s12558 s12559 s12560 s12561 s12562 s12563 s12564 s12565 s12566 s12567 s12568 s12569 s12570 s12571 s12572 s12573 s12574 s12575 s12576 s12577 s12578 s12579 s12580 s34591 s34592 s34593 s34594 s34595 s34596 s34597 s34598 s34599 s34600))") while checking expression at index 0
[2021-05-09 02:49:00] [INFO ] [Real]Absence check using 2171 positive place invariants in 659 ms returned (error "Solver has unexpectedly terminated")
[2021-05-09 02:49:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 02:49:00] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 1
[2021-05-09 02:49:05] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 02:49:05] [INFO ] [Real]Absence check using 2171 positive place invariants in 564 ms returned (error "Failed to check-sat")
[2021-05-09 02:49:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 02:49:05] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 2
[2021-05-09 02:49:10] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 02:49:10] [INFO ] [Real]Absence check using 2171 positive place invariants in 700 ms returned (error "Failed to check-sat")
[2021-05-09 02:49:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 02:49:10] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 3
[2021-05-09 02:49:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 02:49:15] [INFO ] [Real]Absence check using 2171 positive place invariants in 529 ms returned (error "Failed to check-sat")
[2021-05-09 02:49:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 02:49:15] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 4
[2021-05-09 02:49:20] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 02:49:20] [INFO ] [Real]Absence check using 2171 positive place invariants in 646 ms returned (error "Failed to check-sat")
[2021-05-09 02:49:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 02:49:20] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 5
[2021-05-09 02:49:25] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 02:49:25] [INFO ] [Real]Absence check using 2171 positive place invariants in 599 ms returned (error "Failed to check-sat")
[2021-05-09 02:49:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 02:49:25] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 6
[2021-05-09 02:49:30] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 02:49:30] [INFO ] [Real]Absence check using 2171 positive place invariants in 785 ms returned (error "Failed to check-sat")
[2021-05-09 02:49:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 02:49:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 7
Support contains 25 out of 35101 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 35101/35101 places, 55507/55507 transitions.
Graph (trivial) has 31568 edges and 35101 vertex of which 2264 / 35101 are part of one of the 146 SCC in 66 ms
Free SCC test removed 2118 places
Drop transitions removed 2392 transitions
Reduce isomorphic transitions removed 2392 transitions.
Performed 15416 Post agglomeration using F-continuation condition.Transition count delta: 15416
Iterating post reduction 0 with 17808 rules applied. Total rules applied 17809 place count 32983 transition count 37699
Reduce places removed 15416 places and 0 transitions.
Ensure Unique test removed 357 transitions
Reduce isomorphic transitions removed 357 transitions.
Performed 348 Post agglomeration using F-continuation condition.Transition count delta: 348
Iterating post reduction 1 with 16121 rules applied. Total rules applied 33930 place count 17567 transition count 36994
Reduce places removed 348 places and 0 transitions.
Ensure Unique test removed 109 transitions
Reduce isomorphic transitions removed 109 transitions.
Performed 109 Post agglomeration using F-continuation condition.Transition count delta: 109
Iterating post reduction 2 with 566 rules applied. Total rules applied 34496 place count 17219 transition count 36776
Reduce places removed 109 places and 0 transitions.
Iterating post reduction 3 with 109 rules applied. Total rules applied 34605 place count 17110 transition count 36776
Performed 119 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 119 Pre rules applied. Total rules applied 34605 place count 17110 transition count 36657
Deduced a syphon composed of 119 places in 1844 ms
Reduce places removed 119 places and 0 transitions.
Iterating global reduction 4 with 238 rules applied. Total rules applied 34843 place count 16991 transition count 36657
Symmetric choice reduction at 4 with 4839 rule applications. Total rules 39682 place count 16991 transition count 36657
Deduced a syphon composed of 4839 places in 2044 ms
Reduce places removed 4839 places and 4839 transitions.
Iterating global reduction 4 with 9678 rules applied. Total rules applied 49360 place count 12152 transition count 31818
Performed 2172 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2172 Pre rules applied. Total rules applied 49360 place count 12152 transition count 29646
Deduced a syphon composed of 2172 places in 1638 ms
Reduce places removed 2172 places and 0 transitions.
Iterating global reduction 4 with 4344 rules applied. Total rules applied 53704 place count 9980 transition count 29646
Symmetric choice reduction at 4 with 283 rule applications. Total rules 53987 place count 9980 transition count 29646
Deduced a syphon composed of 283 places in 1624 ms
Reduce places removed 283 places and 9414 transitions.
Iterating global reduction 4 with 566 rules applied. Total rules applied 54553 place count 9697 transition count 20232
Ensure Unique test removed 238 transitions
Reduce isomorphic transitions removed 238 transitions.
Iterating post reduction 4 with 238 rules applied. Total rules applied 54791 place count 9697 transition count 19994
Performed 2432 Post agglomeration using F-continuation condition with reduction of 9 identical transitions.
Deduced a syphon composed of 2432 places in 5 ms
Reduce places removed 2432 places and 0 transitions.
Iterating global reduction 5 with 4864 rules applied. Total rules applied 59655 place count 7265 transition count 17553
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 5 with 9 rules applied. Total rules applied 59664 place count 7265 transition count 17544
Renaming transitions due to excessive name length > 1024 char.
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -800
Deduced a syphon composed of 101 places in 5 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 6 with 202 rules applied. Total rules applied 59866 place count 7164 transition count 18344
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 6 with 50 rules applied. Total rules applied 59916 place count 7164 transition count 18294
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -1158
Deduced a syphon composed of 101 places in 5 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 7 with 202 rules applied. Total rules applied 60118 place count 7063 transition count 19452
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 7 with 26 rules applied. Total rules applied 60144 place count 7063 transition count 19426
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -994
Deduced a syphon composed of 101 places in 5 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 8 with 202 rules applied. Total rules applied 60346 place count 6962 transition count 20420
Drop transitions removed 15 transitions
Ensure Unique test removed 34 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 8 with 49 rules applied. Total rules applied 60395 place count 6962 transition count 20371
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: -732
Deduced a syphon composed of 59 places in 4 ms
Reduce places removed 59 places and 0 transitions.
Iterating global reduction 9 with 118 rules applied. Total rules applied 60513 place count 6903 transition count 21103
Applied a total of 60513 rules in 25033 ms. Remains 6903 /35101 variables (removed 28198) and now considering 21103/55507 (removed 34404) transitions.
Finished structural reductions, in 1 iterations. Remains : 6903/35101 places, 21103/55507 transitions.
Interrupted random walk after 518742 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=17 ) properties seen :[0, 1, 1, 1, 1, 0, 0, 1]
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 502504 steps, including 0 resets, run timeout after 5006 ms. (steps per millisecond=100 ) properties seen :[1, 0, 0]
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 499990 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=99 ) properties seen :[0, 0]
Interrupted Best-First random walk after 399837 steps, including 0 resets, run timeout after 5006 ms. (steps per millisecond=79 ) properties seen :[0, 0]
[2021-05-09 02:50:40] [INFO ] Flow matrix only has 20022 transitions (discarded 1081 similar events)
// Phase 1: matrix 20022 rows 6903 cols
[2021-05-09 02:50:40] [INFO ] Computed 2171 place invariants in 140 ms
[2021-05-09 02:50:48] [INFO ] [Real]Absence check using 2171 positive place invariants in 6433 ms returned sat
[2021-05-09 02:50:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 02:51:25] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 02:51:25] [INFO ] [Real]Absence check using state equation in 37701 ms returned unknown
[2021-05-09 02:51:33] [INFO ] [Real]Absence check using 2171 positive place invariants in 6711 ms returned sat
[2021-05-09 02:51:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 02:52:11] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 02:52:11] [INFO ] [Real]Absence check using state equation in 37448 ms returned (error "Failed to check-sat")
Support contains 12 out of 6903 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 6903/6903 places, 21103/21103 transitions.
Drop transitions removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 0 with 60 rules applied. Total rules applied 60 place count 6903 transition count 21043
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 63 place count 6900 transition count 21043
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 63 place count 6900 transition count 21039
Deduced a syphon composed of 4 places in 3 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 71 place count 6896 transition count 21039
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 77 place count 6893 transition count 21036
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 79 place count 6892 transition count 21043
Free-agglomeration rule applied 4386 times with reduction of 2989 identical transitions.
Iterating global reduction 2 with 4386 rules applied. Total rules applied 4465 place count 6892 transition count 13668
Reduce places removed 4386 places and 0 transitions.
Drop transitions removed 6050 transitions
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 6094 transitions.
Discarding 1730 places :
Also discarding 4181 output transitions
Drop transitions removed 4181 transitions
Graph (complete) has 9171 edges and 2506 vertex of which 776 are kept as prefixes of interest. Removing 1730 places using SCC suffix rule.23 ms
Iterating post reduction 2 with 10481 rules applied. Total rules applied 14946 place count 776 transition count 3393
Drop transitions removed 1120 transitions
Ensure Unique test removed 74 transitions
Reduce isomorphic transitions removed 1194 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 1195 rules applied. Total rules applied 16141 place count 776 transition count 2198
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 16142 place count 775 transition count 2198
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 16142 place count 775 transition count 2197
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 16144 place count 774 transition count 2197
Symmetric choice reduction at 5 with 3 rule applications. Total rules 16147 place count 774 transition count 2197
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 27 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 16153 place count 771 transition count 2170
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 5 with 27 rules applied. Total rules applied 16180 place count 771 transition count 2143
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 6 rules applied. Total rules applied 16186 place count 768 transition count 2140
Free-agglomeration rule (complex) applied 15 times.
Iterating global reduction 6 with 15 rules applied. Total rules applied 16201 place count 768 transition count 3895
Reduce places removed 15 places and 0 transitions.
Drop transitions removed 1761 transitions
Reduce isomorphic transitions removed 1761 transitions.
Iterating post reduction 6 with 1776 rules applied. Total rules applied 17977 place count 753 transition count 2134
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 17978 place count 753 transition count 2134
Drop transitions removed 38 transitions
Redundant transition composition rules discarded 38 transitions
Iterating global reduction 7 with 38 rules applied. Total rules applied 18016 place count 753 transition count 2096
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 18018 place count 752 transition count 2095
Applied a total of 18018 rules in 4407 ms. Remains 752 /6903 variables (removed 6151) and now considering 2095/21103 (removed 19008) transitions.
Finished structural reductions, in 1 iterations. Remains : 752/6903 places, 2095/21103 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 14411 ms. (steps per millisecond=69 ) properties seen :[0, 0]
Interrupted Best-First random walk after 711799 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=142 ) properties seen :[0, 0]
Interrupted Best-First random walk after 895865 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=179 ) properties seen :[0, 1]
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2021-05-09 02:52:39] [INFO ] Flow matrix only has 136 transitions (discarded 1959 similar events)
// Phase 1: matrix 136 rows 752 cols
[2021-05-09 02:52:39] [INFO ] Computed 694 place invariants in 1 ms
[2021-05-09 02:52:40] [INFO ] [Real]Absence check using 694 positive place invariants in 332 ms returned sat
[2021-05-09 02:52:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 02:52:41] [INFO ] [Real]Absence check using state equation in 863 ms returned sat
[2021-05-09 02:52:41] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 02:52:41] [INFO ] [Nat]Absence check using 694 positive place invariants in 350 ms returned sat
[2021-05-09 02:52:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 02:52:42] [INFO ] [Nat]Absence check using state equation in 843 ms returned sat
[2021-05-09 02:52:42] [INFO ] State equation strengthened by 64 read => feed constraints.
[2021-05-09 02:52:42] [INFO ] [Nat]Added 64 Read/Feed constraints in 28 ms returned sat
[2021-05-09 02:52:42] [INFO ] Computed and/alt/rep : 2087/33026/128 causal constraints in 88 ms.
[2021-05-09 02:52:43] [INFO ] Added : 118 causal constraints over 24 iterations in 997 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 30 ms.
Finished Parikh walk after 777 steps, including 6 resets, run visited all 1 properties in 18 ms. (steps per millisecond=43 )
FORMULA DLCflexbar-PT-7b-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
All properties solved without resorting to model-checking.

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

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="DLCflexbar-PT-7b"
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 DLCflexbar-PT-7b, 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 r075-tall-162039097200127"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-7b.tgz
mv DLCflexbar-PT-7b 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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;