Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Waiting for the VM to be ready (probing ssh)
.......................................................................
/home/mcc/execution
total 180K
-rw-r--r-- 1 mcc users 3.3K May 30 21:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K May 30 21:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 15:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 29 15:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 2.4K May 28 09:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 11K May 28 09:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 28 08:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 8.3K May 28 08:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 24 11:17 NewModel
-rw-r--r-- 1 mcc users 3.6K May 28 06:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K May 28 06:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 104 May 26 06:29 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 342 May 26 06:29 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.7K May 27 04:07 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K May 27 04:07 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 28 07:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 28 07:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 24 11:17 equiv_col
-rw-r--r-- 1 mcc users 3 May 24 11:17 instance
-rw-r--r-- 1 mcc users 6 May 24 11:17 iscolored
-rw-r--r-- 1 mcc users 27K May 24 11:17 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool lola
Input is NQueens-PT-05, examination is ReachabilityDeadlock
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r280-csrt-152749169800314
=====================================================================

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME NQueens-PT-05-ReachabilityDeadlock-0

=== Now, execution of the tool begins

BK_START 1527790054023

info: Time: 3600 - MCC
===========================================================================================
prep: translating NQueens-PT-05 Petri net model.pnml into LoLA format
===========================================================================================
prep: translating PT Petri net complete
prep: check for too many tokens
===========================================================================================
prep: translating NQueens-PT-05 formula ReachabilityDeadlock into LoLA format
===========================================================================================
prep: translating PT formula complete
vrfy: Checking ReachabilityDeadlock @ NQueens-PT-05 @ 3570 seconds
lola: LoLA will run for 3570 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 80/65536 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 1760
lola: finding significant places
lola: 55 places, 25 transitions, 25 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 26 transition conflict sets
lola: TASK
lola: reading formula from NQueens-PT-05-ReachabilityDeadlock.task
lola: E (F (DEADLOCK))
lola: rewrite Frontend/Parser/formula_rewrite.k:106
lola: checking reachability of deadlocks
lola: Planning: workflow for deadlock check: siphon||findpath||search) (--findpath=par,--siphontrap=par)
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space)
lola: state space: using reachability graph (--search=depth)
lola: state space: using deadlock preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH (findpath)
lola: findpath: using deadlock preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: computing symmetries (--symmetry)
lola: time limit for symmetry computation of 300 seconds given (--symmtimelimit)
lola: findpath: starting randomized, memory-less exploration (--search=findpath)
lola: findpath: searching for paths with maximal depth 1000000 (--depthlimit)
lola: findpath: no retry limit given (--retrylimit)
lola: findpath: transitions are chosen randomly

FORMULA NQueens-PT-05-ReachabilityDeadlock-0 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS SYMMETRIES TOPOLOGICAL USE_NUPN UNFOLDING_TO_PT
lola: RESULT
lola: result: yes
lola: produced by: findpath
lola: The net has deadlock(s).
lola: computed 5 generators (4 in search tree, 1 by composition)
lola: representing 16 symmetries
lola: 0 dead branches visited in search tree
lola: STP: formula with 932 variables and 2934 clauses shipped to Minisat
lola: memory consumption: 15220 KB
lola: time consumption: 0 seconds

BK_STOP 1527790054288

--------------------
content from stderr:

grep: GenericPropertiesVerdict.xml: No such file or directory

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="NQueens-PT-05"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="lola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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

tar xzf /home/mcc/BenchKit/INPUTS/NQueens-PT-05.tgz
mv NQueens-PT-05 execution
cd execution
pwd
ls -lh

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool lola"
echo " Input is NQueens-PT-05, 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 r280-csrt-152749169800314"
echo "====================================================================="
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
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 ;