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-167873962800329.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)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is PolyORBLF-PT-S02J06T08, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r309-tall-167873962800329
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.7M
-rw-r--r-- 1 mcc users 21K Feb 26 14:05 CTLCardinality.txt
-rw-r--r-- 1 mcc users 127K Feb 26 14:05 CTLCardinality.xml
-rw-r--r-- 1 mcc users 29K Feb 26 14:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 157K Feb 26 14:03 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 9.7K Feb 25 16:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 43K Feb 25 16:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Feb 25 16:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 37K Feb 25 16:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 21K Feb 26 14:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 125K Feb 26 14:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 36K Feb 26 14:07 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 175K Feb 26 14:07 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.8K Feb 25 16:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.0K 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 807K 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 1679443230730

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-S02J06T08
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-22 00:00:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-22 00:00:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 00:00:32] [INFO ] Load time of PNML (sax parser for PT used): 99 ms
[2023-03-22 00:00:32] [INFO ] Transformed 690 places.
[2023-03-22 00:00:32] [INFO ] Transformed 1434 transitions.
[2023-03-22 00:00:32] [INFO ] Parsed PT model containing 690 places and 1434 transitions and 6564 arcs in 169 ms.
Discarding 128 transitions out of 1434. Remains 1306
Ensure Unique test removed 128 transitions
Reduce redundant transitions removed 128 transitions.
Built sparse matrix representations for Structural reductions in 10 ms.21330KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 690/690 places, 1306/1306 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 88 ms. Remains 690 /690 variables (removed 0) and now considering 1306/1306 (removed 0) transitions.
[2023-03-22 00:00:32] [INFO ] Flow matrix only has 1290 transitions (discarded 16 similar events)
// Phase 1: matrix 1290 rows 690 cols
[2023-03-22 00:00:32] [INFO ] Computed 54 place invariants in 96 ms
[2023-03-22 00:00:34] [INFO ] Dead Transitions using invariants and state equation in 2068 ms found 88 transitions.
Found 88 dead transitions using SMT.
Drop transitions removed 88 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 88 transitions.
Starting structural reductions in DEADLOCK mode, iteration 1 : 690/690 places, 1218/1306 transitions.
Computed a total of 18 stabilizing places and 32 stable transitions
Reduce places removed 0 places and 16 transitions.
Computed a total of 18 stabilizing places and 16 stable transitions
Graph (complete) has 3093 edges and 690 vertex of which 688 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.10 ms
Discarding 2 places :
Also discarding 0 output transitions
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 688 transition count 1202
Reduce places removed 0 places and 16 transitions.
Computed a total of 16 stabilizing places and 0 stable transitions
Graph (complete) has 3061 edges and 688 vertex of which 672 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.7 ms
Discarding 16 places :
Also discarding 0 output transitions
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 672 transition count 1186
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 74 ms. Remains 672 /690 variables (removed 18) and now considering 1186/1218 (removed 32) transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 2256 ms. Remains : 672/690 places, 1186/1306 transitions.
Finished random walk after 9284 steps, including 0 resets, run found a deadlock after 43 ms. (steps per millisecond=215 )
FORMULA Liveness FALSE TECHNIQUES STRUCTURAL DEADLOCK_TEST
Total runtime 2651 ms.
ITS solved all properties within timeout

BK_STOP 1679443235696

--------------------
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-S02J06T08"
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-S02J06T08, 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-167873962800329"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J06T08.tgz
mv PolyORBLF-PT-S02J06T08 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 ;