Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r318-tall-162132119500159.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-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 itstools
Input is TwoPhaseLocking-PT-nC00020vN, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r318-tall-162132119500159
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 332K
-rw-r--r-- 1 mcc users 12K May 15 08:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K May 15 08:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 15 08:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 73K May 15 08:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 12 08:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 12 08:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 12 08:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 12 08:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 12 08:13 NewModel
-rw-r--r-- 1 mcc users 3.9K May 12 04:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 20K May 12 04:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.2K May 11 18:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 22K May 11 18:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 12 04:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 12 04:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 12 08:13 equiv_col
-rw-r--r-- 1 mcc users 10 May 12 08:13 instance
-rw-r--r-- 1 mcc users 6 May 12 08:13 iscolored
-rw-r--r-- 1 mcc users 4.6K May 12 08:13 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 Liveness

=== Now, execution of the tool begins

BK_START 1621421066050

Running Version 0
[2021-05-19 10:44:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2021-05-19 10:44:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-19 10:44:27] [INFO ] Load time of PNML (sax parser for PT used): 20 ms
[2021-05-19 10:44:27] [INFO ] Transformed 8 places.
[2021-05-19 10:44:27] [INFO ] Transformed 6 transitions.
[2021-05-19 10:44:27] [INFO ] Parsed PT model containing 8 places and 6 transitions in 57 ms.
Built sparse matrix representations for Structural reductions in 4 ms.14852KB memory used
Starting structural reductions, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 10 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 8/8 places, 6/6 transitions.
Starting structural reductions, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2021-05-19 10:44:27] [INFO ] Computed 3 place invariants in 4 ms
[2021-05-19 10:44:27] [INFO ] Implicit Places using invariants in 66 ms returned []
// Phase 1: matrix 6 rows 8 cols
[2021-05-19 10:44:27] [INFO ] Computed 3 place invariants in 2 ms
[2021-05-19 10:44:27] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
[2021-05-19 10:44:27] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 8 cols
[2021-05-19 10:44:27] [INFO ] Computed 3 place invariants in 1 ms
[2021-05-19 10:44:27] [INFO ] Dead Transitions using invariants and state equation in 15 ms returned []
Finished structural reductions, in 1 iterations. Remains : 8/8 places, 6/6 transitions.
Random walk for 1250003 steps, including 0 resets, run took 1031 ms (no deadlock found). (steps per millisecond=1212 )
Random directed walk for 1250000 steps, including 0 resets, run took 947 ms (no deadlock found). (steps per millisecond=1319 )
// Phase 1: matrix 6 rows 8 cols
[2021-05-19 10:44:29] [INFO ] Computed 3 place invariants in 1 ms
[2021-05-19 10:44:29] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned unsat
Starting structural reductions, iteration 0 : 8/8 places, 6/6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 4
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 5 transition count 3
Applied a total of 6 rules in 4 ms. Remains 5 /8 variables (removed 3) and now considering 3/6 (removed 3) transitions.
// Phase 1: matrix 3 rows 5 cols
[2021-05-19 10:44:29] [INFO ] Computed 3 place invariants in 1 ms
[2021-05-19 10:44:29] [INFO ] Implicit Places using invariants in 25 ms returned []
// Phase 1: matrix 3 rows 5 cols
[2021-05-19 10:44:29] [INFO ] Computed 3 place invariants in 9 ms
[2021-05-19 10:44:29] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
// Phase 1: matrix 3 rows 5 cols
[2021-05-19 10:44:29] [INFO ] Computed 3 place invariants in 1 ms
[2021-05-19 10:44:29] [INFO ] Dead Transitions using invariants and state equation in 11 ms returned []
Finished structural reductions, in 1 iterations. Remains : 5/8 places, 3/6 transitions.
[2021-05-19 10:44:29] [INFO ] Initial state test concluded for 1 properties.
Finished random walk after 22 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=22 )
Able to resolve query QuasiLiveness after proving 3 properties.
Starting structural reductions, iteration 0 : 8/8 places, 6/6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 4
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 5 transition count 3
Applied a total of 6 rules in 1 ms. Remains 5 /8 variables (removed 3) and now considering 3/6 (removed 3) transitions.
// Phase 1: matrix 3 rows 5 cols
[2021-05-19 10:44:29] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-19 10:44:29] [INFO ] Implicit Places using invariants in 12 ms returned []
// Phase 1: matrix 3 rows 5 cols
[2021-05-19 10:44:29] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-19 10:44:29] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
// Phase 1: matrix 3 rows 5 cols
[2021-05-19 10:44:29] [INFO ] Computed 3 place invariants in 2 ms
[2021-05-19 10:44:29] [INFO ] Dead Transitions using invariants and state equation in 13 ms returned []
Finished structural reductions, in 1 iterations. Remains : 5/8 places, 3/6 transitions.
[2021-05-19 10:44:30] [INFO ] Flatten gal took : 16 ms
[2021-05-19 10:44:30] [INFO ] Flatten gal took : 1 ms
[2021-05-19 10:44:30] [INFO ] Time to serialize gal into /tmp/CTLFireability16427168016271694532.gal : 3 ms
[2021-05-19 10:44:30] [INFO ] Time to serialize properties into /tmp/CTLFireability16059457918691808054.ctl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /tmp/CTLFireability16427168016271694532.gal, -t, CGAL, -ctl, /tmp/CTLFireability16059457918691808054.ctl, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/CTLFireability16427168016271694532.gal -t CGAL -ctl /tmp/CTLFireability16059457918691808054.ctl --gen-order FOLLOW
No direction supplied, using forward translation only.
Parsed 3 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,131,0.00678,4212,2,178,5,557,6,0,26,465,0


Converting to forward existential form...Done !
original formula: AG(EF(((resB>=1)&&(haveA>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((resB>=1)&&(haveA>=1)))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.010113,4664,1,0,6,612,14,0,165,523,5
Formula is TRUE !

***************************************

original formula: AG(EF(((resA>=1)&&(Clients>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((resA>=1)&&(Clients>=1)))))] = FALSE
(forward)formula 1,1,0.011668,4928,1,0,7,644,15,0,166,555,8
Formula is TRUE !

***************************************

original formula: AG(EF(((resA>=1)&&(haveB>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((resA>=1)&&(haveB>=1)))))] = FALSE
(forward)formula 2,1,0.012238,4928,1,0,8,647,16,0,167,557,11
Formula is TRUE !

***************************************

Able to resolve query Liveness after proving 3 properties.
FORMULA Liveness TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

BK_STOP 1621421071015

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

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination Liveness -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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="TwoPhaseLocking-PT-nC00020vN"
export BK_EXAMINATION="Liveness"
export BK_TOOL="itstools"
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 2-4028"
echo " Executing tool itstools"
echo " Input is TwoPhaseLocking-PT-nC00020vN, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r318-tall-162132119500159"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TwoPhaseLocking-PT-nC00020vN.tgz
mv TwoPhaseLocking-PT-nC00020vN execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;