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-158987900100375.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-4a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-ebro-158987900100375
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 3.1K Mar 30 03:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 30 03:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 28 18:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 18:09 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 3.8K Apr 8 14:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K 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 3.7K Mar 27 10:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 27 10:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 26 09:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Mar 26 09:25 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 1.7M 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-4a-ReachabilityFireability-00
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-01
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-02
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-03
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-04
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-05
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-06
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-07
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-08
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-09
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-10
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-11
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-12
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-13
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-14
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591211325184

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 19:08:49] [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 19:08:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 19:08:50] [INFO ] Load time of PNML (sax parser for PT used): 689 ms
[2020-06-03 19:08:50] [INFO ] Transformed 927 places.
[2020-06-03 19:08:50] [INFO ] Transformed 6615 transitions.
[2020-06-03 19:08:50] [INFO ] Found NUPN structural information;
[2020-06-03 19:08:50] [INFO ] Parsed PT model containing 927 places and 6615 transitions in 864 ms.
Ensure Unique test removed 752 transitions
Reduce redundant transitions removed 752 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 102 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 467 ms. (steps per millisecond=21 ) properties seen :[1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1]
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 271 ms. (steps per millisecond=36 ) properties seen :[0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 199 ms. (steps per millisecond=50 ) properties seen :[0, 0]
[2020-06-03 19:08:51] [INFO ] Flow matrix only has 538 transitions (discarded 5325 similar events)
// Phase 1: matrix 538 rows 927 cols
[2020-06-03 19:08:51] [INFO ] Computed 608 place invariants in 43 ms
[2020-06-03 19:08:52] [INFO ] [Real]Absence check using 608 positive place invariants in 124 ms returned unsat
[2020-06-03 19:08:53] [INFO ] [Real]Absence check using 608 positive place invariants in 660 ms returned sat
[2020-06-03 19:08:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 19:08:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 19:08:57] [INFO ] [Real]Absence check using state equation in 4103 ms returned (error "Failed to check-sat")
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 8 out of 927 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 927/927 places, 5863/5863 transitions.
Graph (trivial) has 471 edges and 927 vertex of which 104 / 927 are part of one of the 47 SCC in 52 ms
Free SCC test removed 57 places
Discarding 724 places :
Also discarding 4618 output transitions
Drop transitions removed 4618 transitions
Graph (complete) has 3082 edges and 870 vertex of which 146 are kept as prefixes of interest. Removing 724 places using SCC suffix rule.190 ms
Drop transitions removed 833 transitions
Reduce isomorphic transitions removed 833 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 0 with 838 rules applied. Total rules applied 840 place count 146 transition count 407
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 846 place count 141 transition count 406
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 846 place count 141 transition count 405
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 848 place count 140 transition count 405
Symmetric choice reduction at 2 with 7 rule applications. Total rules 855 place count 140 transition count 405
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 869 place count 133 transition count 398
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 876 place count 133 transition count 391
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 884 place count 129 transition count 387
Drop transitions removed 61 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 67 transitions.
Discarding 5 places :
Also discarding 0 output transitions
Graph (complete) has 394 edges and 129 vertex of which 124 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.1 ms
Iterating post reduction 3 with 68 rules applied. Total rules applied 952 place count 124 transition count 320
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 4 with 2 rules applied. Total rules applied 954 place count 123 transition count 319
Free-agglomeration rule applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 955 place count 123 transition count 318
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 956 place count 122 transition count 318
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 957 place count 122 transition count 318
Drop transitions removed 154 transitions
Redundant transition composition rules discarded 154 transitions
Iterating global reduction 5 with 154 rules applied. Total rules applied 1111 place count 122 transition count 164
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 1115 place count 118 transition count 164
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1116 place count 118 transition count 164
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1118 place count 117 transition count 163
Drop transitions removed 98 transitions
Redundant transition composition rules discarded 98 transitions
Iterating global reduction 6 with 98 rules applied. Total rules applied 1216 place count 117 transition count 65
Reduce places removed 49 places and 0 transitions.
Iterating post reduction 6 with 49 rules applied. Total rules applied 1265 place count 68 transition count 65
Applied a total of 1265 rules in 813 ms. Remains 68 /927 variables (removed 859) and now considering 65/5863 (removed 5798) transitions.
Finished structural reductions, in 1 iterations. Remains : 68/927 places, 65/5863 transitions.
Finished random walk after 20 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=20 )
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-08 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-4a"
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-4a, 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-158987900100375"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-4a.tgz
mv DLCflexbar-PT-4a 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 ;