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.r053-smll-165252139200267.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 DES-PT-02b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r053-smll-165252139200267
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 272K
-rw-r--r-- 1 mcc users 5.2K Apr 29 15:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 53K Apr 29 15:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Apr 29 15:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Apr 29 15:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 9 07:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 9 07:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 9 07:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 9 07:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 9 07:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K May 9 07:22 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 69K May 10 09:33 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 1652606850795

Running Version 202205111006
[2022-05-15 09:27:33] [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]
[2022-05-15 09:27:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-15 09:27:33] [INFO ] Load time of PNML (sax parser for PT used): 211 ms
[2022-05-15 09:27:33] [INFO ] Transformed 288 places.
[2022-05-15 09:27:33] [INFO ] Transformed 239 transitions.
[2022-05-15 09:27:33] [INFO ] Found NUPN structural information;
[2022-05-15 09:27:33] [INFO ] Parsed PT model containing 288 places and 239 transitions in 466 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 288/288 places, 239/239 transitions.
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 23 transitions
Trivial Post-agglo rules discarded 23 transitions
Performed 23 trivial Post agglomeration. Transition count delta: 23
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 285 transition count 216
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 1 with 23 rules applied. Total rules applied 49 place count 262 transition count 216
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 49 place count 262 transition count 207
Deduced a syphon composed of 9 places in 3 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 67 place count 253 transition count 207
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 86 place count 234 transition count 188
Iterating global reduction 2 with 19 rules applied. Total rules applied 105 place count 234 transition count 188
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 105 place count 234 transition count 187
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 107 place count 233 transition count 187
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 122 place count 218 transition count 172
Iterating global reduction 2 with 15 rules applied. Total rules applied 137 place count 218 transition count 172
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 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 2 with 15 rules applied. Total rules applied 152 place count 218 transition count 157
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 155 place count 216 transition count 156
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 155 place count 216 transition count 153
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 161 place count 213 transition count 153
Performed 79 Post agglomeration using F-continuation condition.Transition count delta: 79
Deduced a syphon composed of 79 places in 1 ms
Reduce places removed 79 places and 0 transitions.
Iterating global reduction 4 with 158 rules applied. Total rules applied 319 place count 134 transition count 74
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 4 with 4 rules applied. Total rules applied 323 place count 132 transition count 76
Applied a total of 323 rules in 232 ms. Remains 132 /288 variables (removed 156) and now considering 76/239 (removed 163) transitions.
// Phase 1: matrix 76 rows 132 cols
[2022-05-15 09:27:34] [INFO ] Computed 62 place invariants in 23 ms
[2022-05-15 09:27:34] [INFO ] Implicit Places using invariants in 582 ms returned [24]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 707 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 131/288 places, 76/239 transitions.
Applied a total of 0 rules in 7 ms. Remains 131 /131 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 131/288 places, 76/239 transitions.
Discarding 15 transitions out of 76. Remains 61
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 535 resets, run finished after 893 ms. (steps per millisecond=11 ) properties (out of 60) seen :57
Incomplete Best-First random walk after 10001 steps, including 106 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10000 steps, including 106 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 76 rows 131 cols
[2022-05-15 09:27:35] [INFO ] Computed 61 place invariants in 7 ms
[2022-05-15 09:27:36] [INFO ] [Real]Absence check using 32 positive place invariants in 9 ms returned sat
[2022-05-15 09:27:36] [INFO ] [Real]Absence check using 32 positive and 29 generalized place invariants in 10 ms returned sat
[2022-05-15 09:27:36] [INFO ] After 78ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2022-05-15 09:27:36] [INFO ] State equation strengthened by 6 read => feed constraints.
[2022-05-15 09:27:36] [INFO ] After 18ms SMT Verify possible using 6 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2022-05-15 09:27:36] [INFO ] After 225ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2022-05-15 09:27:36] [INFO ] [Nat]Absence check using 32 positive place invariants in 15 ms returned sat
[2022-05-15 09:27:36] [INFO ] [Nat]Absence check using 32 positive and 29 generalized place invariants in 34 ms returned sat
[2022-05-15 09:27:36] [INFO ] After 119ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2022-05-15 09:27:36] [INFO ] After 28ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2022-05-15 09:27:36] [INFO ] After 79ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 31 ms.
[2022-05-15 09:27:36] [INFO ] After 393ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 1 properties in 339 ms.
Support contains 4 out of 131 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 131/131 places, 76/76 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 131 transition count 75
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 2 place count 131 transition count 74
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 130 transition count 74
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 4 place count 129 transition count 73
Applied a total of 4 rules in 30 ms. Remains 129 /131 variables (removed 2) and now considering 73/76 (removed 3) transitions.
Finished structural reductions, in 1 iterations. Remains : 129/131 places, 73/76 transitions.
Finished random walk after 476684 steps, including 26328 resets, run visited all 1 properties in 1168 ms. (steps per millisecond=408 )
Able to resolve query QuasiLiveness after proving 61 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 4748 ms.

BK_STOP 1652606858213

--------------------
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="DES-PT-02b"
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 DES-PT-02b, 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 r053-smll-165252139200267"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-02b.tgz
mv DES-PT-02b 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 ;