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-162039097200115.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-6a, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r075-tall-162039097200115
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 11K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 94K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.9K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 81K 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 3.5K Mar 28 15:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K 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 17K Mar 28 15:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 23 04:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 23 04:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 22 14:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 22 14:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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 4.2M 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-6a-ReachabilityCardinality-00
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-01
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-02
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-03
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-04
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-05
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-06
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-07
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-08
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-09
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-10
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-11
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-12
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-13
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-14
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1620525312099

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-09 01:55:13] [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 01:55:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-09 01:55:14] [INFO ] Load time of PNML (sax parser for PT used): 448 ms
[2021-05-09 01:55:14] [INFO ] Transformed 2069 places.
[2021-05-09 01:55:14] [INFO ] Transformed 16077 transitions.
[2021-05-09 01:55:14] [INFO ] Found NUPN structural information;
[2021-05-09 01:55:14] [INFO ] Parsed PT model containing 2069 places and 16077 transitions in 572 ms.
Ensure Unique test removed 1760 transitions
Reduce redundant transitions removed 1760 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 125 ms.
Working with output stream class java.io.PrintStream
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 464 ms. (steps per millisecond=21 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 256 ms. (steps per millisecond=39 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 250 ms. (steps per millisecond=40 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 265 ms. (steps per millisecond=37 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 265 ms. (steps per millisecond=37 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 255 ms. (steps per millisecond=39 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 251 ms. (steps per millisecond=39 ) properties seen :[0, 0, 0, 0, 0, 0]
Probabilistic random walk after 1038938 steps, saw 628 distinct states, run finished after 30003 ms. (steps per millisecond=34 ) properties seen :[0, 0, 0, 0, 0, 0]
[2021-05-09 01:55:46] [INFO ] Flow matrix only has 970 transitions (discarded 13347 similar events)
// Phase 1: matrix 970 rows 2069 cols
[2021-05-09 01:55:46] [INFO ] Computed 1492 place invariants in 27 ms
[2021-05-09 01:55:48] [INFO ] [Real]Absence check using 1492 positive place invariants in 1804 ms returned sat
[2021-05-09 01:55:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 01:55:51] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 01:55:51] [INFO ] [Real]Absence check using state equation in 2890 ms returned (error "Failed to check-sat")
[2021-05-09 01:55:52] [INFO ] [Real]Absence check using 1492 positive place invariants in 442 ms returned unsat
[2021-05-09 01:55:53] [INFO ] [Real]Absence check using 1492 positive place invariants in 1522 ms returned sat
[2021-05-09 01:55:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 01:55:57] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 01:55:57] [INFO ] [Real]Absence check using state equation in 3235 ms returned (error "Failed to check-sat")
[2021-05-09 01:55:59] [INFO ] [Real]Absence check using 1492 positive place invariants in 1674 ms returned sat
[2021-05-09 01:55:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 01:56:02] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 01:56:02] [INFO ] [Real]Absence check using state equation in 3079 ms returned (error "Failed to check-sat")
[2021-05-09 01:56:04] [INFO ] [Real]Absence check using 1492 positive place invariants in 1743 ms returned sat
[2021-05-09 01:56:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 01:56:07] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 01:56:07] [INFO ] [Real]Absence check using state equation in 2969 ms returned (error "Failed to check-sat")
[2021-05-09 01:56:09] [INFO ] [Real]Absence check using 1492 positive place invariants in 1710 ms returned sat
[2021-05-09 01:56:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 01:56:12] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 01:56:12] [INFO ] [Real]Absence check using state equation in 3002 ms returned (error "Failed to check-sat")
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-07 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 14 out of 2069 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2069/2069 places, 14317/14317 transitions.
Graph (trivial) has 867 edges and 2069 vertex of which 198 / 2069 are part of one of the 91 SCC in 8 ms
Free SCC test removed 107 places
Discarding 1895 places :
Also discarding 13695 output transitions
Drop transitions removed 13695 transitions
Graph (complete) has 7238 edges and 1962 vertex of which 67 are kept as prefixes of interest. Removing 1895 places using SCC suffix rule.41 ms
Drop transitions removed 531 transitions
Reduce isomorphic transitions removed 531 transitions.
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Iterating post reduction 0 with 542 rules applied. Total rules applied 544 place count 67 transition count 80
Reduce places removed 11 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 559 place count 56 transition count 76
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 567 place count 52 transition count 72
Drop transitions removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 2 with 32 rules applied. Total rules applied 599 place count 52 transition count 40
Applied a total of 599 rules in 81 ms. Remains 52 /2069 variables (removed 2017) and now considering 40/14317 (removed 14277) transitions.
Finished structural reductions, in 1 iterations. Remains : 52/2069 places, 40/14317 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 2519 ms. (steps per millisecond=396 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 990 ms. (steps per millisecond=1010 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 970 ms. (steps per millisecond=1030 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 1088 ms. (steps per millisecond=919 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 944 ms. (steps per millisecond=1059 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 952 ms. (steps per millisecond=1050 ) properties seen :[0, 0, 0, 0, 0]
Probably explored full state space saw : 37 states, properties seen :[0, 0, 0, 0, 0]
Probabilistic random walk after 614 steps, saw 37 distinct states, run finished after 4 ms. (steps per millisecond=153 ) properties seen :[0, 0, 0, 0, 0]
Explored full state space saw : 37 states, properties seen :[0, 0, 0, 0, 0]
Exhaustive walk after 614 steps, saw 37 distinct states, run finished after 2 ms. (steps per millisecond=307 ) properties seen :[0, 0, 0, 0, 0]
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_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-6a"
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-6a, 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-162039097200115"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-6a.tgz
mv DLCflexbar-PT-6a 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 ;