Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r309-tall-167873962800309.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..........................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is PolyORBLF-PT-S02J04T06, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r309-tall-167873962800309
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.8M
-rw-r--r-- 1 mcc users 15K Feb 26 14:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Feb 26 14:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 25K Feb 26 14:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 135K Feb 26 14:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 7.1K Feb 25 16:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 33K Feb 25 16:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Feb 25 16:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 25 16:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 39K Feb 26 14:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 227K Feb 26 14:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 31K Feb 26 14:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 177K Feb 26 14:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.7K Feb 25 16:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 862K Mar 5 18:23 model.pnml

--------------------
content from stdout:

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME Liveness

=== Now, execution of the tool begins

BK_START 1679443141012

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBLF-PT-S02J04T06
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-21 23:59:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-21 23:59:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 23:59:02] [INFO ] Load time of PNML (sax parser for PT used): 113 ms
[2023-03-21 23:59:02] [INFO ] Transformed 476 places.
[2023-03-21 23:59:02] [INFO ] Transformed 920 transitions.
[2023-03-21 23:59:02] [INFO ] Parsed PT model containing 476 places and 920 transitions and 4242 arcs in 187 ms.
Discarding 96 transitions out of 920. Remains 824
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
Built sparse matrix representations for Structural reductions in 94 ms.26906KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 476/476 places, 824/824 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 64 ms. Remains 476 /476 variables (removed 0) and now considering 824/824 (removed 0) transitions.
[2023-03-21 23:59:03] [INFO ] Flow matrix only has 812 transitions (discarded 12 similar events)
// Phase 1: matrix 812 rows 476 cols
[2023-03-21 23:59:03] [INFO ] Computed 46 place invariants in 73 ms
[2023-03-21 23:59:04] [INFO ] Dead Transitions using invariants and state equation in 1205 ms found 66 transitions.
Found 66 dead transitions using SMT.
Drop transitions removed 66 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 66 transitions.
Starting structural reductions in DEADLOCK mode, iteration 1 : 476/476 places, 758/824 transitions.
Computed a total of 14 stabilizing places and 24 stable transitions
Reduce places removed 0 places and 12 transitions.
Computed a total of 14 stabilizing places and 12 stable transitions
Graph (complete) has 1975 edges and 476 vertex of which 474 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.6 ms
Discarding 2 places :
Also discarding 0 output transitions
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 474 transition count 746
Reduce places removed 0 places and 12 transitions.
Computed a total of 12 stabilizing places and 0 stable transitions
Graph (complete) has 1951 edges and 474 vertex of which 462 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.4 ms
Discarding 12 places :
Also discarding 0 output transitions
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 462 transition count 734
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 2 rules in 52 ms. Remains 462 /476 variables (removed 14) and now considering 734/758 (removed 24) transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 1349 ms. Remains : 462/476 places, 734/824 transitions.
Finished random walk after 15308 steps, including 0 resets, run found a deadlock after 57 ms. (steps per millisecond=268 )
FORMULA Liveness FALSE TECHNIQUES STRUCTURAL DEADLOCK_TEST
Total runtime 1900 ms.
ITS solved all properties within timeout

BK_STOP 1679443145421

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -timeout 180 -rebuildPNML

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="PolyORBLF-PT-S02J04T06"
export BK_EXAMINATION="Liveness"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5348"
echo " Executing tool lolaxred"
echo " Input is PolyORBLF-PT-S02J04T06, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r309-tall-167873962800309"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J04T06.tgz
mv PolyORBLF-PT-S02J04T06 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;