Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r180-ebro-158987900200439.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2020-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 itslola
Input is DLCflexbar-PT-8a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-ebro-158987900200439
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 8.9M
-rw-r--r-- 1 mcc users 3.0K Mar 30 18:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 16K Mar 30 18:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 29 08:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 29 08:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Apr 8 14:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 8 14:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Mar 28 04:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K Mar 28 04:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 26 22:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 26 22:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 28 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 28 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 8.7M Mar 24 05:37 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-8a-ReachabilityFireability-00
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-01
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-02
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-03
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-04
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-05
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-06
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-07
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-08
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-09
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-10
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-11
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-12
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-13
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-14
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591226233319

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 23:17:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-03 23:17:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 23:17:17] [INFO ] Load time of PNML (sax parser for PT used): 1382 ms
[2020-06-03 23:17:17] [INFO ] Transformed 3971 places.
[2020-06-03 23:17:18] [INFO ] Transformed 32571 transitions.
[2020-06-03 23:17:18] [INFO ] Found NUPN structural information;
[2020-06-03 23:17:18] [INFO ] Parsed PT model containing 3971 places and 32571 transitions in 1694 ms.
Ensure Unique test removed 3480 transitions
Reduce redundant transitions removed 3480 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 505 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 1634 ms. (steps per millisecond=6 ) properties seen :[1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1045 ms. (steps per millisecond=9 ) properties seen :[0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1144 ms. (steps per millisecond=8 ) properties seen :[0, 0]
[2020-06-03 23:17:22] [INFO ] Flow matrix only has 1562 transitions (discarded 27529 similar events)
// Phase 1: matrix 1562 rows 3971 cols
[2020-06-03 23:17:22] [INFO ] Computed 3040 place invariants in 69 ms
[2020-06-03 23:17:27] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:17:27] [INFO ] [Real]Absence check using 3040 positive place invariants in 4085 ms returned (error "Failed to check-sat")
[2020-06-03 23:17:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:17:28] [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 0
[2020-06-03 23:17:33] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:17:33] [INFO ] [Real]Absence check using 3040 positive place invariants in 4203 ms returned (error "Failed to check-sat")
[2020-06-03 23:17:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:17:33] [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
Support contains 21 out of 3971 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 3971/3971 places, 29091/29091 transitions.
Graph (trivial) has 1372 edges and 3971 vertex of which 304 / 3971 are part of one of the 144 SCC in 31 ms
Free SCC test removed 160 places
Discarding 2239 places :
Also discarding 14427 output transitions
Drop transitions removed 14427 transitions
Graph (complete) has 14836 edges and 3811 vertex of which 1572 are kept as prefixes of interest. Removing 2239 places using SCC suffix rule.294 ms
Drop transitions removed 10166 transitions
Reduce isomorphic transitions removed 10166 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 0 with 10169 rules applied. Total rules applied 10171 place count 1572 transition count 4495
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 10175 place count 1569 transition count 4494
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 10175 place count 1569 transition count 4490
Deduced a syphon composed of 4 places in 4 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 10183 place count 1565 transition count 4490
Symmetric choice reduction at 2 with 23 rule applications. Total rules 10206 place count 1565 transition count 4490
Deduced a syphon composed of 23 places in 3 ms
Reduce places removed 23 places and 23 transitions.
Iterating global reduction 2 with 46 rules applied. Total rules applied 10252 place count 1542 transition count 4467
Ensure Unique test removed 451 transitions
Reduce isomorphic transitions removed 451 transitions.
Iterating post reduction 2 with 451 rules applied. Total rules applied 10703 place count 1542 transition count 4016
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 3 with 24 rules applied. Total rules applied 10727 place count 1530 transition count 4004
Drop transitions removed 1649 transitions
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 1689 transitions.
Discarding 435 places :
Also discarding 0 output transitions
Graph (complete) has 3237 edges and 1530 vertex of which 1095 are kept as prefixes of interest. Removing 435 places using SCC suffix rule.7 ms
Iterating post reduction 3 with 1690 rules applied. Total rules applied 12417 place count 1095 transition count 2315
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 12417 place count 1095 transition count 2312
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 12423 place count 1092 transition count 2312
Drop transitions removed 447 transitions
Reduce isomorphic transitions removed 447 transitions.
Iterating post reduction 4 with 447 rules applied. Total rules applied 12870 place count 1092 transition count 1865
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 12870 place count 1092 transition count 1864
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 12872 place count 1091 transition count 1864
Free-agglomeration rule applied 4 times.
Iterating global reduction 5 with 4 rules applied. Total rules applied 12876 place count 1091 transition count 1860
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 298 transitions
Reduce isomorphic transitions removed 298 transitions.
Iterating post reduction 5 with 302 rules applied. Total rules applied 13178 place count 1087 transition count 1562
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 13179 place count 1087 transition count 1562
Drop transitions removed 636 transitions
Redundant transition composition rules discarded 636 transitions
Iterating global reduction 6 with 636 rules applied. Total rules applied 13815 place count 1087 transition count 926
Reduce places removed 162 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 163 rules applied. Total rules applied 13978 place count 925 transition count 925
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 13979 place count 924 transition count 925
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 13980 place count 924 transition count 925
Applied a total of 13980 rules in 1831 ms. Remains 924 /3971 variables (removed 3047) and now considering 925/29091 (removed 28166) transitions.
Finished structural reductions, in 1 iterations. Remains : 924/3971 places, 925/29091 transitions.
Finished random walk after 124 steps, including 0 resets, run visited all 2 properties in 5 ms. (steps per millisecond=24 )
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_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-8a"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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 itslola"
echo " Input is DLCflexbar-PT-8a, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r180-ebro-158987900200439"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-8a.tgz
mv DLCflexbar-PT-8a execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;