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.r175-tall-165277023800032.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)
............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is Peterson-PT-2, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r175-tall-165277023800032
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 29K Apr 30 09:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 180K Apr 30 09:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 30 09:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 87K Apr 30 09:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 9.8K May 9 08:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 44K May 9 08:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 9 08:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 31K May 9 08:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K May 9 08:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.2K May 9 08:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 2 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 100K 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 1652803216723

Running Version 202205111006
[2022-05-17 16:00:17] [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]
[2022-05-17 16:00:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-17 16:00:18] [INFO ] Load time of PNML (sax parser for PT used): 81 ms
[2022-05-17 16:00:18] [INFO ] Transformed 102 places.
[2022-05-17 16:00:18] [INFO ] Transformed 126 transitions.
[2022-05-17 16:00:18] [INFO ] Found NUPN structural information;
[2022-05-17 16:00:18] [INFO ] Parsed PT model containing 102 places and 126 transitions in 181 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 102/102 places, 126/126 transitions.
Drop transitions removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 0 with 36 rules applied. Total rules applied 36 place count 102 transition count 90
Reduce places removed 36 places and 0 transitions.
Iterating post reduction 1 with 36 rules applied. Total rules applied 72 place count 66 transition count 90
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 72 place count 66 transition count 72
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 108 place count 48 transition count 72
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 120 place count 42 transition count 66
Applied a total of 120 rules in 21 ms. Remains 42 /102 variables (removed 60) and now considering 66/126 (removed 60) transitions.
[2022-05-17 16:00:18] [INFO ] Flow matrix only has 60 transitions (discarded 6 similar events)
// Phase 1: matrix 60 rows 42 cols
[2022-05-17 16:00:18] [INFO ] Computed 11 place invariants in 9 ms
[2022-05-17 16:00:18] [INFO ] Implicit Places using invariants in 171 ms returned [31, 33, 34]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 199 ms to find 3 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 39/102 places, 66/126 transitions.
Applied a total of 0 rules in 2 ms. Remains 39 /39 variables (removed 0) and now considering 66/66 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 39/102 places, 66/126 transitions.
Discarding 3 transitions out of 66. Remains 63
Incomplete random walk after 10000 steps, including 2 resets, run finished after 488 ms. (steps per millisecond=20 ) properties (out of 63) seen :52
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 9) seen :2
Running SMT prover for 7 properties.
[2022-05-17 16:00:19] [INFO ] Flow matrix only has 60 transitions (discarded 6 similar events)
// Phase 1: matrix 60 rows 39 cols
[2022-05-17 16:00:19] [INFO ] Computed 8 place invariants in 1 ms
[2022-05-17 16:00:19] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2022-05-17 16:00:19] [INFO ] After 167ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2022-05-17 16:00:19] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2022-05-17 16:00:19] [INFO ] After 77ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2022-05-17 16:00:19] [INFO ] State equation strengthened by 22 read => feed constraints.
[2022-05-17 16:00:19] [INFO ] After 59ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :7
[2022-05-17 16:00:19] [INFO ] Deduced a trap composed of 10 places in 102 ms of which 10 ms to minimize.
[2022-05-17 16:00:19] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 12 ms to minimize.
[2022-05-17 16:00:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 170 ms
[2022-05-17 16:00:20] [INFO ] Deduced a trap composed of 7 places in 22 ms of which 1 ms to minimize.
[2022-05-17 16:00:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 29 ms
[2022-05-17 16:00:20] [INFO ] After 327ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 31 ms.
[2022-05-17 16:00:20] [INFO ] After 498ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Parikh walk visited 2 properties in 388 ms.
Support contains 10 out of 39 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 39/39 places, 66/66 transitions.
Applied a total of 0 rules in 6 ms. Remains 39 /39 variables (removed 0) and now considering 66/66 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 39/39 places, 66/66 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 14263 ms. (steps per millisecond=70 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3412 ms. (steps per millisecond=293 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3402 ms. (steps per millisecond=293 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3538 ms. (steps per millisecond=282 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3526 ms. (steps per millisecond=283 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3849 ms. (steps per millisecond=259 ) properties (out of 5) seen :0
Finished probabilistic random walk after 3004 steps, run visited all 5 properties in 49 ms. (steps per millisecond=61 )
Probabilistic random walk after 3004 steps, saw 803 distinct states, run finished after 49 ms. (steps per millisecond=61 ) properties seen :5
Able to resolve query QuasiLiveness after proving 63 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL
Total runtime 34678 ms.

BK_STOP 1652803252601

--------------------
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="Peterson-PT-2"
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 Peterson-PT-2, 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 r175-tall-165277023800032"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Peterson-PT-2.tgz
mv Peterson-PT-2 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 ;