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-167838868600317.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-12a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r181-tall-167838868600317
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 616K
-rw-r--r-- 1 mcc users 7.2K Feb 25 13:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 25 13:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 25 12:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 25 12:57 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 16:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 13:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 138K Feb 25 13:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Feb 25 13:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Feb 25 13:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:07 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 128K 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 1678544364065

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-12a
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-11 14:19:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-11 14:19:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 14:19:25] [INFO ] Load time of PNML (sax parser for PT used): 62 ms
[2023-03-11 14:19:25] [INFO ] Transformed 147 places.
[2023-03-11 14:19:25] [INFO ] Transformed 448 transitions.
[2023-03-11 14:19:25] [INFO ] Found NUPN structural information;
[2023-03-11 14:19:25] [INFO ] Parsed PT model containing 147 places and 448 transitions and 2045 arcs in 125 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 147/147 places, 448/448 transitions.
Graph (trivial) has 121 edges and 147 vertex of which 36 / 147 are part of one of the 12 SCC in 3 ms
Free SCC test removed 24 places
Ensure Unique test removed 201 transitions
Reduce isomorphic transitions removed 201 transitions.
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 1 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 0 with 72 rules applied. Total rules applied 73 place count 87 transition count 211
Applied a total of 73 rules in 24 ms. Remains 87 /147 variables (removed 60) and now considering 211/448 (removed 237) transitions.
[2023-03-11 14:19:25] [INFO ] Flow matrix only has 110 transitions (discarded 101 similar events)
// Phase 1: matrix 110 rows 87 cols
[2023-03-11 14:19:25] [INFO ] Computed 14 place invariants in 8 ms
[2023-03-11 14:19:26] [INFO ] Implicit Places using invariants in 532 ms returned [85, 86]
Discarding 2 places :
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Implicit Place search using SMT only with invariants took 560 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 85/147 places, 199/448 transitions.
Graph (trivial) has 132 edges and 85 vertex of which 84 / 85 are part of one of the 12 SCC in 0 ms
Free SCC test removed 72 places
Ensure Unique test removed 120 transitions
Reduce isomorphic transitions removed 120 transitions.
Applied a total of 1 rules in 2 ms. Remains 13 /85 variables (removed 72) and now considering 79/199 (removed 120) transitions.
[2023-03-11 14:19:26] [INFO ] Flow matrix only has 2 transitions (discarded 77 similar events)
// Phase 1: matrix 2 rows 13 cols
[2023-03-11 14:19:26] [INFO ] Computed 12 place invariants in 1 ms
[2023-03-11 14:19:26] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-11 14:19:26] [INFO ] Flow matrix only has 2 transitions (discarded 77 similar events)
[2023-03-11 14:19:26] [INFO ] Invariant cache hit.
[2023-03-11 14:19:26] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 14:19:26] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 13/147 places, 79/448 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 641 ms. Remains : 13/147 places, 79/448 transitions.
Discarding 12 transitions out of 79. Remains 67
Initial state reduction rules removed 1 formulas.
Finished random walk after 1 steps, including 0 resets, run visited all 66 properties in 8 ms. (steps per millisecond=0 )
Able to resolve query QuasiLiveness after proving 67 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 823 ms.
ITS solved all properties within timeout

BK_STOP 1678544367194

--------------------
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 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-12a"
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-12a, 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-167838868600317"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-12a.tgz
mv FlexibleBarrier-PT-12a 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 ;