Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r177-tajo-158987874200051.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is Philosophers-COL-010000, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r177-tajo-158987874200051
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 612K
-rw-r--r-- 1 mcc users 3.3K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 27 15:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_pt
-rw-r--r-- 1 mcc users 7 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 447K Apr 27 15:14 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 1591192766878

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 13:59:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 1800, -rebuildPNML]
[2020-06-03 13:59:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 13:59:28] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[2020-06-03 13:59:29] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 753 ms
[2020-06-03 13:59:29] [INFO ] sort/places :
Philo->think,fork,catch1,catch2,eat,

[2020-06-03 13:59:29] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 50000 PT places and 50000.0 transition bindings in 42 ms.
[2020-06-03 13:59:29] [INFO ] Computed order based on color domains.
[2020-06-03 13:59:29] [INFO ] Unfolded HLPN to a Petri net with 50000 places and 50000 transitions in 217 ms.
[2020-06-03 13:59:29] [INFO ] Unfolded HLPN properties in 1 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 466 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 45 ms.106225KB memory used
Starting structural reductions, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Performed 10000 Post agglomeration using F-continuation condition.Transition count delta: 10000
Deduced a syphon composed of 10000 places in 20 ms
Reduce places removed 10000 places and 0 transitions.
Iterating global reduction 0 with 20000 rules applied. Total rules applied 20000 place count 40000 transition count 40000
Applied a total of 20000 rules in 9426 ms. Remains 40000 /50000 variables (removed 10000) and now considering 40000/50000 (removed 10000) transitions.
Finished structural reductions, in 1 iterations. Remains : 40000/50000 places, 40000/50000 transitions.
Interrupted Parikh directed walk after 9094 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 )
// Phase 1: matrix 40000 rows 40000 cols
[2020-06-03 14:00:11] [INFO ] Computed 20000 place invariants in 1645 ms
[2020-06-03 14:00:22] [INFO ] [Real]Absence check using 20000 positive place invariants in 3375 ms returned sat
[2020-06-03 14:00:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 14:00:29] [INFO ] [Real]Absence check using state equation in 7321 ms returned sat
[2020-06-03 14:02:32] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (=> s4592 s34585)") while checking Deadlocks.
Interrupted Parikh directed walk after 20001 steps, including 0 resets, run timeout after 73146 ms. (steps per millisecond=0 )
Interrupted Parikh directed walk after 9433 steps, including 0 resets, run timeout after 30003 ms. (steps per millisecond=0 )
Interrupted Parikh directed walk after 20001 steps, including 0 resets, run timeout after 70453 ms. (steps per millisecond=0 )
Interrupted Parikh directed walk after 9370 steps, including 0 resets, run timeout after 30002 ms. (steps per millisecond=0 )
[2020-06-03 14:05:58] [INFO ] Flatten gal took : 2683 ms
[2020-06-03 14:05:58] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 1 ms.
[2020-06-03 14:05:59] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 218 ms.
info: Time: 1800 - MCC
vrfy: Checking ReachabilityDeadlock @ Philosophers-COL-010000 @ 1770 seconds
vrfy: finished
info: timeLeft: 1704
rslt: Output for ReachabilityDeadlock @ Philosophers-COL-010000
lola: LoLA will run for 1770 seconds at most (--timelimit)
lola: NET
lola: input: PNML file (--pnml)
lola: reading net from model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file model.pnml
lola: 100000/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 1600000
lola: finding significant places
lola: 50000 places, 50000 transitions, 30000 significant places
lola: compute conflict clusters
lola: computed conflict clusters
lola: Computing conflicting sets
Killed
rslt: finished

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

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-COL-010000"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itslola"
echo " Input is Philosophers-COL-010000, 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 r177-tajo-158987874200051"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-010000.tgz
mv Philosophers-COL-010000 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 ;