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.r311-tall-167873964200186.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 PhilosophersDyn-COL-50, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r311-tall-167873964200186
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 436K
-rw-r--r-- 1 mcc users 6.6K Feb 26 12:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Feb 26 12:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 26 12:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 26 12:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.3K Feb 25 16:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 16:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 12:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Feb 26 12:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Feb 26 12:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K Feb 26 12:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 34K 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 ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1679469636868

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=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PhilosophersDyn-COL-50
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-22 07:20:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-22 07:20:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 07:20:38] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-22 07:20:38] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-22 07:20:38] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 600 ms
[2023-03-22 07:20:39] [INFO ] Imported 8 HL places and 7 HL transitions for a total of 2850 PT places and 257600.0 transition bindings in 16 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 2 ms.
Working with output stream class java.io.PrintStream
[2023-03-22 07:20:39] [INFO ] Built PT skeleton of HLPN with 8 places and 7 transitions 33 arcs in 4 ms.
[2023-03-22 07:20:39] [INFO ] Skeletonized 1 HLPN properties in 0 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Prefix of Interest using HLPN skeleton for deadlock discarded 0 places and 0 transitions.
Domain [Philosopher(50), Philosopher(50)] of place Neighbourhood breaks symmetries in sort Philosopher
[2023-03-22 07:20:40] [INFO ] Unfolded HLPN to a Petri net with 2850 places and 257550 transitions 2154950 arcs in 1426 ms.
[2023-03-22 07:20:40] [INFO ] Unfolded 1 HLPN properties in 0 ms.
Ensure Unique test removed 1225 transitions
Reduce redundant transitions removed 1225 transitions.
Built sparse matrix representations for Structural reductions in 59 ms.511740KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 2850/2850 places, 256325/256325 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 37833 ms. Remains 2850 /2850 variables (removed 0) and now considering 256325/256325 (removed 0) transitions.
[2023-03-22 07:21:19] [INFO ] Flow matrix only has 246525 transitions (discarded 9800 similar events)
// Phase 1: matrix 246525 rows 2850 cols
[2023-03-22 07:23:19] [WARNING] Invariant computation timed out after 120 seconds.
[2023-03-22 07:23:49] [INFO ] Performed 70113/256325 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-22 07:24:19] [INFO ] Dead Transitions using invariants and state equation in 180225 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 218087 ms. Remains : 2850/2850 places, 256325/256325 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 2850/2850 places, 256325/256325 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 51375 ms. Remains 2850 /2850 variables (removed 0) and now considering 256325/256325 (removed 0) transitions.
[2023-03-22 07:25:10] [INFO ] Flow matrix only has 246525 transitions (discarded 9800 similar events)
// Phase 1: matrix 246525 rows 2850 cols
[2023-03-22 07:27:10] [WARNING] Invariant computation timed out after 120 seconds.
[2023-03-22 07:27:41] [INFO ] Performed 2634/2850 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2023-03-22 07:27:43] [INFO ] Implicit Places using invariants in 153056 ms returned []
Implicit Place search using SMT only with invariants took 153062 ms to find 0 implicit places.
[2023-03-22 07:27:43] [INFO ] Flow matrix only has 246525 transitions (discarded 9800 similar events)
// Phase 1: matrix 246525 rows 2850 cols
[2023-03-22 07:29:40] [INFO ] Invariants computation overflowed in 501410 ms
[2023-03-22 07:29:43] [WARNING] Invariant computation timed out after 120 seconds.
[2023-03-22 07:30:14] [INFO ] Performed 61265/256325 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-22 07:30:43] [INFO ] Dead Transitions with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... after 180183 ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 384621 ms. Remains : 2850/2850 places, 256325/256325 transitions.
Finished random walk after 8 steps, including 0 resets, run found a deadlock after 101 ms. (steps per millisecond=0 )
FORMULA ReachabilityDeadlock TRUE TECHNIQUES TOPOLOGICAL STRUCTURAL_REDUCTION RANDOM_WALK
Total runtime 606242 ms.
ITS solved all properties within timeout

BK_STOP 1679470246010

--------------------
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 ReachabilityDeadlock -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="PhilosophersDyn-COL-50"
export BK_EXAMINATION="ReachabilityDeadlock"
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 PhilosophersDyn-COL-50, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r311-tall-167873964200186"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhilosophersDyn-COL-50.tgz
mv PhilosophersDyn-COL-50 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;