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.r181-tall-167838868600367.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 FlexibleBarrier-PT-22a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r181-tall-167838868600367
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 864K
-rw-r--r-- 1 mcc users 7.6K Feb 25 13:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Feb 25 13:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 25 13:06 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 25 13:06 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 14:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K Feb 25 14:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 25 13:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K Feb 25 13:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:08 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 384K Mar 5 18:22 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678544569059

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=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-22a
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-11 14:22:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-11 14:22:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 14:22:50] [INFO ] Load time of PNML (sax parser for PT used): 91 ms
[2023-03-11 14:22:50] [INFO ] Transformed 267 places.
[2023-03-11 14:22:50] [INFO ] Transformed 1258 transitions.
[2023-03-11 14:22:50] [INFO ] Found NUPN structural information;
[2023-03-11 14:22:50] [INFO ] Parsed PT model containing 267 places and 1258 transitions and 6375 arcs in 164 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 267/267 places, 1258/1258 transitions.
Graph (trivial) has 221 edges and 267 vertex of which 66 / 267 are part of one of the 22 SCC in 3 ms
Free SCC test removed 44 places
Ensure Unique test removed 696 transitions
Reduce isomorphic transitions removed 696 transitions.
Performed 66 Post agglomeration using F-continuation condition.Transition count delta: 66
Deduced a syphon composed of 66 places in 1 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 0 with 132 rules applied. Total rules applied 133 place count 157 transition count 496
Applied a total of 133 rules in 43 ms. Remains 157 /267 variables (removed 110) and now considering 496/1258 (removed 762) transitions.
[2023-03-11 14:22:51] [INFO ] Flow matrix only has 200 transitions (discarded 296 similar events)
// Phase 1: matrix 200 rows 157 cols
[2023-03-11 14:22:51] [INFO ] Computed 24 place invariants in 14 ms
[2023-03-11 14:22:51] [INFO ] Implicit Places using invariants in 458 ms returned [155, 156]
Discarding 2 places :
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Implicit Place search using SMT only with invariants took 725 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 155/267 places, 474/1258 transitions.
Graph (trivial) has 242 edges and 155 vertex of which 154 / 155 are part of one of the 22 SCC in 0 ms
Free SCC test removed 132 places
Ensure Unique test removed 220 transitions
Reduce isomorphic transitions removed 220 transitions.
Applied a total of 1 rules in 3 ms. Remains 23 /155 variables (removed 132) and now considering 254/474 (removed 220) transitions.
[2023-03-11 14:22:51] [INFO ] Flow matrix only has 2 transitions (discarded 252 similar events)
// Phase 1: matrix 2 rows 23 cols
[2023-03-11 14:22:51] [INFO ] Computed 22 place invariants in 1 ms
[2023-03-11 14:22:51] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-11 14:22:51] [INFO ] Flow matrix only has 2 transitions (discarded 252 similar events)
[2023-03-11 14:22:51] [INFO ] Invariant cache hit.
[2023-03-11 14:22:51] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 14:22:51] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 23/267 places, 254/1258 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 850 ms. Remains : 23/267 places, 254/1258 transitions.
Discarding 22 transitions out of 254. Remains 232
Initial state reduction rules removed 1 formulas.
Finished random walk after 1 steps, including 0 resets, run visited all 231 properties in 6 ms. (steps per millisecond=0 )
Able to resolve query QuasiLiveness after proving 232 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 1088 ms.
ITS solved all properties within timeout

BK_STOP 1678544572496

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -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="FlexibleBarrier-PT-22a"
export BK_EXAMINATION="QuasiLiveness"
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 FlexibleBarrier-PT-22a, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r181-tall-167838868600367"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-22a.tgz
mv FlexibleBarrier-PT-22a execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;