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.r176-tajo-158987871500217.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 PhilosophersDyn-COL-50, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r176-tajo-158987871500217
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 204K
-rw-r--r-- 1 mcc users 3.2K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 14K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K 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 5.9K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K 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 3 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 34K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME PhilosophersDyn-COL-50-00
FORMULA_NAME PhilosophersDyn-COL-50-01
FORMULA_NAME PhilosophersDyn-COL-50-02
FORMULA_NAME PhilosophersDyn-COL-50-03
FORMULA_NAME PhilosophersDyn-COL-50-04
FORMULA_NAME PhilosophersDyn-COL-50-05
FORMULA_NAME PhilosophersDyn-COL-50-06
FORMULA_NAME PhilosophersDyn-COL-50-07
FORMULA_NAME PhilosophersDyn-COL-50-08
FORMULA_NAME PhilosophersDyn-COL-50-09
FORMULA_NAME PhilosophersDyn-COL-50-10
FORMULA_NAME PhilosophersDyn-COL-50-11
FORMULA_NAME PhilosophersDyn-COL-50-12
FORMULA_NAME PhilosophersDyn-COL-50-13
FORMULA_NAME PhilosophersDyn-COL-50-14
FORMULA_NAME PhilosophersDyn-COL-50-15

=== Now, execution of the tool begins

BK_START 1591135208261

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-02 22:00:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-02 22:00:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-02 22:00:11] [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.
[2020-06-02 22:00:11] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 516 ms
[2020-06-02 22:00:11] [INFO ] sort/places :
Neighbourhood->Neighbourhood,
Philosopher->Outside,Think,Forks,WaitLeft,WaitRight,HasLeft,HasRight,

[2020-06-02 22:00:11] [INFO ] Imported 8 HL places and 7 HL transitions for a total of 2850 PT places and 257600.0 transition bindings in 15 ms.
[2020-06-02 22:00:11] [INFO ] Computed order based on color domains.
[2020-06-02 22:00:13] [INFO ] Unfolded HLPN to a Petri net with 2850 places and 257550 transitions in 1587 ms.
[2020-06-02 22:00:13] [INFO ] Unfolded HLPN properties in 5 ms.
Ensure Unique test removed 1225 transitions
Reduce redundant transitions removed 1225 transitions.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 3078 ms.
Working with output stream class java.io.PrintStream
Interrupted random walk after 32061 steps, including 3579 resets, run timeout after 30005 ms. (steps per millisecond=1 ) properties seen :[0, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1, 1, 1]
[2020-06-02 22:00:45] [INFO ] Flow matrix only has 246525 transitions (discarded 9800 similar events)
// Phase 1: matrix 246525 rows 2850 cols
[2020-06-02 22:11:17] [INFO ] Invariants computation overflowed in 632290 ms
[2020-06-02 22:11:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:11:37] [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 (>= t230598 0)") while checking expression at index 0
[2020-06-02 22:11:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:11:57] [INFO ] [Real]Absence check using state equation in 19744 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 22:11:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:12:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:12:17] [INFO ] [Real]Absence check using state equation in 19721 ms returned (error "Failed to check-sat")
[2020-06-02 22:12:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:12:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:12:37] [INFO ] [Real]Absence check using state equation in 19743 ms returned (error "Failed to check-sat")
[2020-06-02 22:12:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:12:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:12:57] [INFO ] [Real]Absence check using state equation in 19756 ms returned (error "Failed to check-sat")
[2020-06-02 22:12:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:13:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:13:17] [INFO ] [Real]Absence check using state equation in 19761 ms returned (error "Failed to check-sat")
[2020-06-02 22:13:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:13:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:13:37] [INFO ] [Real]Absence check using state equation in 19735 ms returned (error "Failed to check-sat")
[2020-06-02 22:13:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:13:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:13:57] [INFO ] [Real]Absence check using state equation in 19768 ms returned (error "Failed to check-sat")
[2020-06-02 22:13:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:14:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:14:17] [INFO ] [Real]Absence check using state equation in 19753 ms returned (error "Failed to check-sat")
[2020-06-02 22:14:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:14:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:14:37] [INFO ] [Real]Absence check using state equation in 19796 ms returned (error "Failed to check-sat")
[2020-06-02 22:14:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:14:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:14:57] [INFO ] [Real]Absence check using state equation in 19728 ms returned (error "Failed to check-sat")
[2020-06-02 22:14:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:15:18] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:15:18] [INFO ] [Real]Absence check using state equation in 19788 ms returned (error "Failed to check-sat")
[2020-06-02 22:15:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:15:38] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:15:38] [INFO ] [Real]Absence check using state equation in 19771 ms returned (error "Failed to check-sat")
[2020-06-02 22:15:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:15:58] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:15:58] [INFO ] [Real]Absence check using state equation in 19687 ms returned (error "Failed to check-sat")
[2020-06-02 22:15:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:16:18] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:16:18] [INFO ] [Real]Absence check using state equation in 19693 ms returned (error "Failed to check-sat")
[2020-06-02 22:16:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:16:38] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:16:38] [INFO ] [Real]Absence check using state equation in 19721 ms returned (error "Failed to check-sat")
[2020-06-02 22:16:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:16:58] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:16:58] [INFO ] [Real]Absence check using state equation in 19734 ms returned (error "Failed to check-sat")
[2020-06-02 22:17:12] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2020-06-02 22:17:15] [INFO ] Flatten gal took : 15121 ms
FORMULA PhilosophersDyn-COL-50-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-COL-50-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2020-06-02 22:17:15] [INFO ] Applying decomposition
[2020-06-02 22:17:28] [INFO ] Flatten gal took : 12817 ms
[2020-06-02 22:17:38] [INFO ] Decomposing Gal with order
[2020-06-02 22:17:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2020-06-02 22:18:28] [INFO ] Removed a total of 1302850 redundant transitions.
[2020-06-02 22:18:31] [INFO ] Flatten gal took : 22596 ms
[2020-06-02 22:18:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 100 labels/synchronizations in 8080 ms.
[2020-06-02 22:19:10] [INFO ] Export to MCC properties in file /home/mcc/execution/LTLCardinality.sr.xml took 33 ms.
[2020-06-02 22:19:12] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 1335 ms.
info: Time: 3600 - MCC
vrfy: Checking LTLCardinality @ PhilosophersDyn-COL-50 @ 3570 seconds
vrfy: finished
info: timeLeft: 3031
rslt: Output for LTLCardinality @ PhilosophersDyn-COL-50
lola: LoLA will run for 3570 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: 259175/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 91200
lola: finding significant places
lola: 2850 places, 256325 transitions, 2850 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="PhilosophersDyn-COL-50"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itslola"
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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itslola"
echo " Input is PhilosophersDyn-COL-50, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r176-tajo-158987871500217"
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 [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;