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-167873962800319.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-S02J04T10, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r309-tall-167873962800319
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 19K Feb 26 13:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K Feb 26 13:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 25K Feb 26 13:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 139K Feb 26 13:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 9.9K Feb 25 16:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 41K Feb 25 16:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Feb 25 16:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 25 16:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 54K Feb 26 14:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 249K Feb 26 14:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 65K Feb 26 14:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 329K Feb 26 14:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 16:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.6K 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 906K 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 1679443184965

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-S02J04T10
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-21 23:59:46] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-21 23:59:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 23:59:46] [INFO ] Load time of PNML (sax parser for PT used): 111 ms
[2023-03-21 23:59:46] [INFO ] Transformed 752 places.
[2023-03-21 23:59:46] [INFO ] Transformed 1572 transitions.
[2023-03-21 23:59:46] [INFO ] Parsed PT model containing 752 places and 1572 transitions and 7262 arcs in 185 ms.
Discarding 160 transitions out of 1572. Remains 1412
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
Built sparse matrix representations for Structural reductions in 10 ms.23469KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 752/752 places, 1412/1412 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 91 ms. Remains 752 /752 variables (removed 0) and now considering 1412/1412 (removed 0) transitions.
[2023-03-21 23:59:47] [INFO ] Flow matrix only has 1392 transitions (discarded 20 similar events)
// Phase 1: matrix 1392 rows 752 cols
[2023-03-21 23:59:47] [INFO ] Computed 54 place invariants in 87 ms
[2023-03-21 23:59:48] [INFO ] Dead Transitions using invariants and state equation in 1671 ms found 110 transitions.
Found 110 dead transitions using SMT.
Drop transitions removed 110 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 110 transitions.
Starting structural reductions in DEADLOCK mode, iteration 1 : 752/752 places, 1302/1412 transitions.
Computed a total of 22 stabilizing places and 40 stable transitions
Reduce places removed 0 places and 20 transitions.
Computed a total of 22 stabilizing places and 20 stable transitions
Graph (complete) has 3291 edges and 752 vertex of which 750 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.7 ms
Discarding 2 places :
Also discarding 0 output transitions
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 750 transition count 1282
Reduce places removed 0 places and 20 transitions.
Computed a total of 20 stabilizing places and 0 stable transitions
Graph (complete) has 3251 edges and 750 vertex of which 730 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.6 ms
Discarding 20 places :
Also discarding 0 output transitions
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 730 transition count 1262
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 69 ms. Remains 730 /752 variables (removed 22) and now considering 1262/1302 (removed 40) transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 1858 ms. Remains : 730/752 places, 1262/1412 transitions.
Finished random walk after 2435 steps, including 0 resets, run found a deadlock after 17 ms. (steps per millisecond=143 )
FORMULA Liveness FALSE TECHNIQUES STRUCTURAL DEADLOCK_TEST
Total runtime 2474 ms.
ITS solved all properties within timeout

BK_STOP 1679443189824

--------------------
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-S02J04T10"
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-S02J04T10, 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-167873962800319"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J04T10.tgz
mv PolyORBLF-PT-S02J04T10 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 ;