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.r183-tall-167838870300337.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 ltsminxred
Input is FlexibleBarrier-PT-16a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r183-tall-167838870300337
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 648K
-rw-r--r-- 1 mcc users 7.6K Feb 25 13:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K Feb 25 13:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 25 12:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K 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 3.8K Feb 25 16:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K 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 9.1K Feb 25 13:35 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 91K Feb 25 13:35 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Feb 25 13:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Feb 25 13:28 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 214K 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 1678551941577

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=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-16a
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-11 16:25:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-11 16:25:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 16:25:43] [INFO ] Load time of PNML (sax parser for PT used): 73 ms
[2023-03-11 16:25:43] [INFO ] Transformed 195 places.
[2023-03-11 16:25:43] [INFO ] Transformed 724 transitions.
[2023-03-11 16:25:43] [INFO ] Found NUPN structural information;
[2023-03-11 16:25:43] [INFO ] Parsed PT model containing 195 places and 724 transitions and 3489 arcs in 143 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 195/195 places, 724/724 transitions.
Graph (trivial) has 161 edges and 195 vertex of which 48 / 195 are part of one of the 16 SCC in 3 ms
Free SCC test removed 32 places
Ensure Unique test removed 363 transitions
Reduce isomorphic transitions removed 363 transitions.
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 0 with 96 rules applied. Total rules applied 97 place count 115 transition count 313
Applied a total of 97 rules in 28 ms. Remains 115 /195 variables (removed 80) and now considering 313/724 (removed 411) transitions.
[2023-03-11 16:25:43] [INFO ] Flow matrix only has 146 transitions (discarded 167 similar events)
// Phase 1: matrix 146 rows 115 cols
[2023-03-11 16:25:43] [INFO ] Computed 18 place invariants in 13 ms
[2023-03-11 16:25:43] [INFO ] Implicit Places using invariants in 280 ms returned [113, 114]
Discarding 2 places :
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Implicit Place search using SMT only with invariants took 304 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 113/195 places, 297/724 transitions.
Graph (trivial) has 176 edges and 113 vertex of which 112 / 113 are part of one of the 16 SCC in 1 ms
Free SCC test removed 96 places
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 160 transitions.
Applied a total of 1 rules in 4 ms. Remains 17 /113 variables (removed 96) and now considering 137/297 (removed 160) transitions.
[2023-03-11 16:25:43] [INFO ] Flow matrix only has 2 transitions (discarded 135 similar events)
// Phase 1: matrix 2 rows 17 cols
[2023-03-11 16:25:43] [INFO ] Computed 16 place invariants in 0 ms
[2023-03-11 16:25:43] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-11 16:25:43] [INFO ] Flow matrix only has 2 transitions (discarded 135 similar events)
[2023-03-11 16:25:43] [INFO ] Invariant cache hit.
[2023-03-11 16:25:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 16:25:43] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 17/195 places, 137/724 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 390 ms. Remains : 17/195 places, 137/724 transitions.
Discarding 16 transitions out of 137. Remains 121
Initial state reduction rules removed 1 formulas.
Finished random walk after 1 steps, including 0 resets, run visited all 120 properties in 13 ms. (steps per millisecond=0 )
Able to resolve query QuasiLiveness after proving 121 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 603 ms.
ITS solved all properties within timeout

BK_STOP 1678551944973

--------------------
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-16a"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is FlexibleBarrier-PT-16a, 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 r183-tall-167838870300337"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-16a.tgz
mv FlexibleBarrier-PT-16a 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 ;