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-165277001500077.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-1B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r157-smll-165277001500077
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 588K
-rw-r--r-- 1 mcc users 7.1K Apr 29 13:03 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Apr 29 13:03 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Apr 29 13:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Apr 29 13:02 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K May 9 08:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 9 08:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 9 08:21 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 9 08:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K 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 362K 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 1652861273281

Running Version 202205111006
[2022-05-18 08:07:55] [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 08:07:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-18 08:07:56] [INFO ] Load time of PNML (sax parser for PT used): 411 ms
[2022-05-18 08:07:56] [INFO ] Transformed 1416 places.
[2022-05-18 08:07:56] [INFO ] Transformed 1640 transitions.
[2022-05-18 08:07:56] [INFO ] Found NUPN structural information;
[2022-05-18 08:07:56] [INFO ] Parsed PT model containing 1416 places and 1640 transitions in 688 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1416/1416 places, 1640/1640 transitions.
Graph (trivial) has 1441 edges and 1416 vertex of which 916 / 1416 are part of one of the 20 SCC in 19 ms
Free SCC test removed 896 places
Ensure Unique test removed 1064 transitions
Reduce isomorphic transitions removed 1064 transitions.
Drop transitions removed 20 transitions
Trivial Post-agglo rules discarded 20 transitions
Performed 20 trivial Post agglomeration. Transition count delta: 20
Iterating post reduction 0 with 20 rules applied. Total rules applied 21 place count 520 transition count 556
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 41 place count 500 transition count 556
Discarding 168 places :
Symmetric choice reduction at 2 with 168 rule applications. Total rules 209 place count 332 transition count 388
Iterating global reduction 2 with 168 rules applied. Total rules applied 377 place count 332 transition count 388
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 377 place count 332 transition count 371
Deduced a syphon composed of 17 places in 11 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 411 place count 315 transition count 371
Discarding 17 places :
Symmetric choice reduction at 2 with 17 rule applications. Total rules 428 place count 298 transition count 354
Iterating global reduction 2 with 17 rules applied. Total rules applied 445 place count 298 transition count 354
Performed 78 Post agglomeration using F-continuation condition.Transition count delta: 78
Deduced a syphon composed of 78 places in 0 ms
Reduce places removed 78 places and 0 transitions.
Iterating global reduction 2 with 156 rules applied. Total rules applied 601 place count 220 transition count 276
Applied a total of 601 rules in 330 ms. Remains 220 /1416 variables (removed 1196) and now considering 276/1640 (removed 1364) transitions.
[2022-05-18 08:07:56] [INFO ] Flow matrix only has 244 transitions (discarded 32 similar events)
// Phase 1: matrix 244 rows 220 cols
[2022-05-18 08:07:57] [INFO ] Computed 40 place invariants in 31 ms
[2022-05-18 08:07:57] [INFO ] Implicit Places using invariants in 772 ms returned [13, 43, 82, 127, 170, 200]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 838 ms to find 6 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 214/1416 places, 276/1640 transitions.
Graph (trivial) has 146 edges and 214 vertex of which 28 / 214 are part of one of the 14 SCC in 1 ms
Free SCC test removed 14 places
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Applied a total of 1 rules in 17 ms. Remains 200 /214 variables (removed 14) and now considering 248/276 (removed 28) transitions.
[2022-05-18 08:07:57] [INFO ] Flow matrix only has 216 transitions (discarded 32 similar events)
// Phase 1: matrix 216 rows 200 cols
[2022-05-18 08:07:57] [INFO ] Computed 34 place invariants in 8 ms
[2022-05-18 08:07:58] [INFO ] Implicit Places using invariants in 383 ms returned []
[2022-05-18 08:07:58] [INFO ] Flow matrix only has 216 transitions (discarded 32 similar events)
// Phase 1: matrix 216 rows 200 cols
[2022-05-18 08:07:58] [INFO ] Computed 34 place invariants in 4 ms
[2022-05-18 08:07:58] [INFO ] State equation strengthened by 8 read => feed constraints.
[2022-05-18 08:07:58] [INFO ] Implicit Places using invariants and state equation in 532 ms returned []
Implicit Place search using SMT with State Equation took 925 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 200/1416 places, 248/1640 transitions.
Finished structural reductions, in 2 iterations. Remains : 200/1416 places, 248/1640 transitions.
Discarding 98 transitions out of 248. Remains 150
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 221 resets, run finished after 1014 ms. (steps per millisecond=9 ) properties (out of 149) seen :147
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 2) seen :1
Running SMT prover for 1 properties.
[2022-05-18 08:07:59] [INFO ] Flow matrix only has 216 transitions (discarded 32 similar events)
// Phase 1: matrix 216 rows 200 cols
[2022-05-18 08:07:59] [INFO ] Computed 34 place invariants in 5 ms
[2022-05-18 08:07:59] [INFO ] [Real]Absence check using 34 positive place invariants in 13 ms returned sat
[2022-05-18 08:08:00] [INFO ] After 184ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2022-05-18 08:08:00] [INFO ] State equation strengthened by 8 read => feed constraints.
[2022-05-18 08:08:00] [INFO ] After 42ms SMT Verify possible using 8 Read/Feed constraints in real domain returned unsat :0 sat :1
[2022-05-18 08:08:00] [INFO ] After 95ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 48 ms.
[2022-05-18 08:08:00] [INFO ] After 469ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 2 out of 200 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 200/200 places, 248/248 transitions.
Drop transitions removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 200 transition count 228
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 30 place count 190 transition count 206
Iterating global reduction 1 with 10 rules applied. Total rules applied 40 place count 190 transition count 206
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 44 place count 188 transition count 230
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 45 place count 188 transition count 229
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 47 place count 188 transition count 227
Free-agglomeration rule applied 90 times.
Iterating global reduction 2 with 90 rules applied. Total rules applied 137 place count 188 transition count 137
Reduce places removed 90 places and 0 transitions.
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Graph (complete) has 277 edges and 98 vertex of which 12 are kept as prefixes of interest. Removing 86 places using SCC suffix rule.6 ms
Discarding 86 places :
Also discarding 95 output transitions
Drop transitions removed 95 transitions
Iterating post reduction 2 with 96 rules applied. Total rules applied 233 place count 12 transition count 37
Drop transitions removed 14 transitions
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 3 with 25 rules applied. Total rules applied 258 place count 12 transition count 12
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 259 place count 11 transition count 11
Reduce places removed 3 places and 0 transitions.
Graph (trivial) has 5 edges and 8 vertex of which 4 / 8 are part of one of the 1 SCC in 0 ms
Free SCC test removed 3 places
Iterating post reduction 4 with 4 rules applied. Total rules applied 263 place count 5 transition count 11
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 268 place count 5 transition count 6
Applied a total of 268 rules in 113 ms. Remains 5 /200 variables (removed 195) and now considering 6/248 (removed 242) transitions.
Finished structural reductions, in 1 iterations. Remains : 5/200 places, 6/248 transitions.
Finished random walk after 54 steps, including 4 resets, run visited all 1 properties in 3 ms. (steps per millisecond=18 )
Able to resolve query QuasiLiveness after proving 150 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 4644 ms.

BK_STOP 1652861280606

--------------------
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-1B"
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-1B, 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-165277001500077"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-1B.tgz
mv NoC3x3-PT-1B 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 ;