Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r157-smll-165277001600092.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is NoC3x3-PT-3A, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r157-smll-165277001600092
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 352K
-rw-r--r-- 1 mcc users 6.2K Apr 29 13:06 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Apr 29 13:06 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Apr 29 13:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Apr 29 13:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K May 9 08:21 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 9 08:21 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 9 08:21 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 9 08:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 9 08:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 9 08:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 3 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 133K May 10 09:34 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1652861432933

Running Version 202205111006
[2022-05-18 08:10:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -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]
[2022-05-18 08:10:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-18 08:10:35] [INFO ] Load time of PNML (sax parser for PT used): 177 ms
[2022-05-18 08:10:35] [INFO ] Transformed 370 places.
[2022-05-18 08:10:35] [INFO ] Transformed 450 transitions.
[2022-05-18 08:10:35] [INFO ] Found NUPN structural information;
[2022-05-18 08:10:35] [INFO ] Parsed PT model containing 370 places and 450 transitions in 360 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 370/370 places, 450/450 transitions.
Ensure Unique test removed 18 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 19 transitions
Trivial Post-agglo rules discarded 19 transitions
Performed 19 trivial Post agglomeration. Transition count delta: 19
Iterating post reduction 0 with 38 rules applied. Total rules applied 38 place count 352 transition count 430
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 1 with 19 rules applied. Total rules applied 57 place count 333 transition count 430
Discarding 96 places :
Symmetric choice reduction at 2 with 96 rule applications. Total rules 153 place count 237 transition count 332
Ensure Unique test removed 43 places
Iterating global reduction 2 with 139 rules applied. Total rules applied 292 place count 194 transition count 332
Ensure Unique test removed 75 transitions
Reduce isomorphic transitions removed 75 transitions.
Drop transitions removed 43 transitions
Trivial Post-agglo rules discarded 43 transitions
Performed 43 trivial Post agglomeration. Transition count delta: 43
Iterating post reduction 2 with 118 rules applied. Total rules applied 410 place count 194 transition count 214
Reduce places removed 43 places and 0 transitions.
Iterating post reduction 3 with 43 rules applied. Total rules applied 453 place count 151 transition count 214
Applied a total of 453 rules in 76 ms. Remains 151 /370 variables (removed 219) and now considering 214/450 (removed 236) transitions.
[2022-05-18 08:10:35] [INFO ] Flow matrix only has 164 transitions (discarded 50 similar events)
// Phase 1: matrix 164 rows 151 cols
[2022-05-18 08:10:35] [INFO ] Computed 66 place invariants in 22 ms
[2022-05-18 08:10:35] [INFO ] Implicit Places using invariants in 435 ms returned [9, 29, 43, 58, 83, 101, 115, 132, 145]
Discarding 9 places :
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Implicit Place search using SMT only with invariants took 485 ms to find 9 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 142/370 places, 190/450 transitions.
Applied a total of 0 rules in 10 ms. Remains 142 /142 variables (removed 0) and now considering 190/190 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 142/370 places, 190/450 transitions.
Discarding 41 transitions out of 190. Remains 149
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 729 ms. (steps per millisecond=13 ) properties (out of 148) seen :141
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 3) seen :1
Running SMT prover for 2 properties.
[2022-05-18 08:10:36] [INFO ] Flow matrix only has 164 transitions (discarded 26 similar events)
// Phase 1: matrix 164 rows 142 cols
[2022-05-18 08:10:36] [INFO ] Computed 57 place invariants in 3 ms
[2022-05-18 08:10:36] [INFO ] [Real]Absence check using 57 positive place invariants in 42 ms returned sat
[2022-05-18 08:10:37] [INFO ] After 126ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2022-05-18 08:10:37] [INFO ] State equation strengthened by 34 read => feed constraints.
[2022-05-18 08:10:37] [INFO ] After 42ms SMT Verify possible using 34 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2022-05-18 08:10:37] [INFO ] After 348ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2022-05-18 08:10:37] [INFO ] [Nat]Absence check using 57 positive place invariants in 98 ms returned sat
[2022-05-18 08:10:37] [INFO ] After 111ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2022-05-18 08:10:37] [INFO ] After 32ms SMT Verify possible using 34 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2022-05-18 08:10:37] [INFO ] After 81ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 58 ms.
[2022-05-18 08:10:37] [INFO ] After 598ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 112 ms.
Support contains 4 out of 142 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 142/142 places, 190/190 transitions.
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 142 transition count 181
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 25 place count 126 transition count 149
Iterating global reduction 1 with 16 rules applied. Total rules applied 41 place count 126 transition count 149
Partial Free-agglomeration rule applied 28 times.
Drop transitions removed 28 transitions
Iterating global reduction 1 with 28 rules applied. Total rules applied 69 place count 126 transition count 149
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 70 place count 125 transition count 148
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 79 place count 116 transition count 148
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 79 place count 116 transition count 147
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 82 place count 114 transition count 147
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 83 place count 114 transition count 146
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 83 place count 114 transition count 145
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 3 rules applied. Total rules applied 86 place count 112 transition count 145
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 88 place count 112 transition count 143
Applied a total of 88 rules in 60 ms. Remains 112 /142 variables (removed 30) and now considering 143/190 (removed 47) transitions.
Finished structural reductions, in 1 iterations. Remains : 112/142 places, 143/190 transitions.
Finished random walk after 333415 steps, including 1 resets, run visited all 2 properties in 1196 ms. (steps per millisecond=278 )
Able to resolve query QuasiLiveness after proving 149 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 4332 ms.

BK_STOP 1652861439110

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination QuasiLiveness -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=@none -Xss128m -Xms40m -Xmx8192m

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="NoC3x3-PT-3A"
export BK_EXAMINATION="QuasiLiveness"
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 NoC3x3-PT-3A, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r157-smll-165277001600092"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-3A.tgz
mv NoC3x3-PT-3A execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;