Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2020-input.r102-oct2-158940177500366.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2020-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..............................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is LamportFastMutEx-COL-2, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r102-oct2-158940177500366
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 216K
-rw-r--r-- 1 mcc users 2.8K Apr 30 13:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 12K Apr 30 13:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 30 13:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 30 13:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 30 13:04 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Apr 30 13:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 30 13:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 30 13:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 30 13:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Apr 30 13:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 30 13:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Apr 30 13:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 30 13:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 30 13:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 30 13:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 30 13:04 equiv_pt
-rw-r--r-- 1 mcc users 2 Apr 30 13:04 instance
-rw-r--r-- 1 mcc users 5 Apr 30 13:04 iscolored
-rw-r--r-- 1 mcc users 38K Apr 30 13:04 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 1589704349597

[2020-05-17 08:32:31] [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, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2020-05-17 08:32:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-17 08:32:31] [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.
[2020-05-17 08:32:32] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 711 ms
[2020-05-17 08:32:32] [INFO ] sort/places :
pid * pid->wait,done,
pid * bool->b,
pid->P-start_1,x,y,P-setx_3,P-setbi_5,P-ify0_4,P-sety_9,P-ifxi_10,P-setbi_11,P-fordo_12,P-await_13,P-ifyi_15,P-awaity,P-CS_21,P-setbi_24,

[2020-05-17 08:32:32] [INFO ] Imported 18 HL places and 17 HL transitions for a total of 69 PT places and 117.0 transition bindings in 30 ms.
[2020-05-17 08:32:32] [INFO ] Computed order based on color domains.
[2020-05-17 08:32:32] [INFO ] Unfolded HLPN to a Petri net with 69 places and 96 transitions in 8 ms.
[2020-05-17 08:32:32] [INFO ] Unfolded HLPN properties in 0 ms.
Deduced a syphon composed of 25 places in 1 ms
Reduce places removed 25 places and 34 transitions.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 17 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 3 ms.13924KB memory used
Starting structural reductions, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Applied a total of 4 rules in 35 ms. Remains 42 /44 variables (removed 2) and now considering 60/62 (removed 2) transitions.
Finished structural reductions, in 1 iterations. Remains : 42/44 places, 60/62 transitions.
Random walk for 1250000 steps, including 0 resets, run took 710 ms (no deadlock found). (steps per millisecond=1760 )
Random directed walk for 1250000 steps, including 0 resets, run took 550 ms (no deadlock found). (steps per millisecond=2272 )
[2020-05-17 08:32:33] [INFO ] Flow matrix only has 54 transitions (discarded 6 similar events)
// Phase 1: matrix 54 rows 42 cols
[2020-05-17 08:32:33] [INFO ] Computed 10 place invariants in 31 ms
[2020-05-17 08:32:33] [INFO ] [Real]Absence check using 10 positive place invariants in 5 ms returned sat
[2020-05-17 08:32:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-17 08:32:34] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2020-05-17 08:32:34] [INFO ] Solution in real domain found non-integer solution.
[2020-05-17 08:32:34] [INFO ] [Nat]Absence check using 10 positive place invariants in 42 ms returned sat
[2020-05-17 08:32:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-05-17 08:32:34] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2020-05-17 08:32:34] [INFO ] State equation strengthened by 20 read => feed constraints.
[2020-05-17 08:32:34] [INFO ] [Nat]Added 20 Read/Feed constraints in 2 ms returned sat
[2020-05-17 08:32:34] [INFO ] Deduced a trap composed of 7 places in 54 ms
[2020-05-17 08:32:34] [INFO ] Deduced a trap composed of 9 places in 25 ms
[2020-05-17 08:32:34] [INFO ] Deduced a trap composed of 7 places in 27 ms
[2020-05-17 08:32:34] [INFO ] Deduced a trap composed of 9 places in 28 ms
[2020-05-17 08:32:34] [INFO ] Deduced a trap composed of 9 places in 12 ms
[2020-05-17 08:32:34] [INFO ] Deduced a trap composed of 10 places in 14 ms
[2020-05-17 08:32:34] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 6 trap constraints in 206 ms
FORMULA ReachabilityDeadlock FALSE TECHNIQUES TOPOLOGICAL SAT_SMT STRUCTURAL_REDUCTION

BK_STOP 1589704354797

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityDeadlock = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution ReachabilityDeadlock -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination ReachabilityDeadlock -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 1800 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

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="LamportFastMutEx-COL-2"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="itstools"
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 itstools"
echo " Input is LamportFastMutEx-COL-2, 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 r102-oct2-158940177500366"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-2.tgz
mv LamportFastMutEx-COL-2 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 ;