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.r309-tall-167873962600156.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 Philosophers-PT-002000, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r309-tall-167873962600156
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 77M
-rw-r--r-- 1 mcc users 2.1M Feb 25 16:08 CTLCardinality.txt
-rw-r--r-- 1 mcc users 11M Feb 25 16:08 CTLCardinality.xml
-rw-r--r-- 1 mcc users 1.5M Feb 25 14:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 8.8M Feb 25 14:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 1.1M Feb 25 16:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 3.7M Feb 25 16:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 702K Feb 25 16:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 3.1M Feb 25 16:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4M Feb 25 20:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17M Feb 25 20:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8M Feb 25 18:18 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17M Feb 25 18:18 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 197K Feb 25 16:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 527K Feb 25 16:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 4.5M 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 1679440375178

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=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Philosophers-PT-002000
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-21 23:12:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-21 23:12:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 23:12:57] [INFO ] Load time of PNML (sax parser for PT used): 430 ms
[2023-03-21 23:12:57] [INFO ] Transformed 10000 places.
[2023-03-21 23:12:57] [INFO ] Transformed 10000 transitions.
[2023-03-21 23:12:57] [INFO ] Parsed PT model containing 10000 places and 10000 transitions and 32000 arcs in 563 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 2 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 12 ms.50411KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 2000 Post agglomeration using F-continuation condition.Transition count delta: 2000
Deduced a syphon composed of 2000 places in 3 ms
Reduce places removed 2000 places and 0 transitions.
Iterating global reduction 0 with 4000 rules applied. Total rules applied 4000 place count 8000 transition count 8000
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 4000 rules in 3122 ms. Remains 8000 /10000 variables (removed 2000) and now considering 8000/10000 (removed 2000) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 3125 ms. Remains : 8000/10000 places, 8000/10000 transitions.
Interrupted Random walk after 484938 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=16 )
Interrupted Random directed walk after 51638 steps, including 0 resets, run timeout after 32440 ms. (steps per millisecond=1 )
// Phase 1: matrix 8000 rows 8000 cols
[2023-03-21 23:14:02] [INFO ] Computed 4000 place invariants in 53 ms
[2023-03-21 23:15:12] [INFO ] [Real]Absence check using 4000 positive place invariants in 63378 ms returned sat
[2023-03-21 23:15:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 23:19:03] [INFO ] [Real]Absence check using state equation in 230778 ms returned unknown
Interrupted Random directed walk after 47830 steps, including 0 resets, run timeout after 30333 ms. (steps per millisecond=1 )
Random walk for 500000 steps, including 0 resets, run took 27654 ms (no deadlock found). (steps per millisecond=18 )
Interrupted Random directed walk after 51789 steps, including 0 resets, run timeout after 32068 ms. (steps per millisecond=1 )
Random walk for 500000 steps, including 0 resets, run took 29155 ms (no deadlock found). (steps per millisecond=17 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 8000/8000 places, 8000/8000 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 777 ms. Remains 8000 /8000 variables (removed 0) and now considering 8000/8000 (removed 0) transitions.
[2023-03-21 23:21:03] [INFO ] Invariant cache hit.
[2023-03-21 23:21:09] [INFO ] Implicit Places using invariants in 6198 ms returned []
[2023-03-21 23:21:09] [INFO ] Invariant cache hit.
[2023-03-21 23:21:15] [INFO ] Implicit Places using invariants and state equation in 6539 ms returned []
Implicit Place search using SMT with State Equation took 12740 ms to find 0 implicit places.
[2023-03-21 23:21:16] [INFO ] Redundant transitions in 937 ms returned []
[2023-03-21 23:21:16] [INFO ] Invariant cache hit.
[2023-03-21 23:21:22] [INFO ] Dead Transitions using invariants and state equation in 6102 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 20565 ms. Remains : 8000/8000 places, 8000/8000 transitions.
Interrupted Random walk after 512958 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=17 )
Interrupted Random directed walk after 51700 steps, including 0 resets, run timeout after 32034 ms. (steps per millisecond=1 )
[2023-03-21 23:22:24] [INFO ] Invariant cache hit.
[2023-03-21 23:23:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 60370 ms returned sat
[2023-03-21 23:23:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 23:27:25] [INFO ] [Real]Absence check using state equation in 234149 ms returned unknown
Interrupted Random directed walk after 51643 steps, including 0 resets, run timeout after 31974 ms. (steps per millisecond=1 )
Random walk for 500000 steps, including 0 resets, run took 27005 ms (no deadlock found). (steps per millisecond=18 )
Interrupted Random directed walk after 51791 steps, including 0 resets, run timeout after 32167 ms. (steps per millisecond=1 )
Random walk for 500000 steps, including 0 resets, run took 28306 ms (no deadlock found). (steps per millisecond=17 )
[2023-03-21 23:29:25] [INFO ] Flatten gal took : 547 ms
[2023-03-21 23:29:25] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 1 ms.
[2023-03-21 23:29:25] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 10000 places, 10000 transitions and 32000 arcs took 48 ms.
Total runtime 988669 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT Philosophers-PT-002000
BK_EXAMINATION: ReachabilityDeadlock
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/372
GlobalProperty: ReachabilityDeadlock

BK_STOP 1679441436080

--------------------
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
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/372/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/372/model.pnml
/home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin//../BenchKit_head.sh: line 63: 491 Killed lola --conf=$BIN_DIR/configfiles/globalconf --check=deadlockfreedom $DIR/model.pnml

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="Philosophers-PT-002000"
export BK_EXAMINATION="ReachabilityDeadlock"
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 Philosophers-PT-002000, 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 r309-tall-167873962600156"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-PT-002000.tgz
mv Philosophers-PT-002000 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 ;