Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r452-smll-171701118000114.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool greatspnxred
Input is UtilityControlRoom-PT-Z2T4N02, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r452-smll-171701118000114
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 620K
-rw-r--r-- 1 mcc users 9.2K Apr 13 05:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Apr 13 05:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 13 05:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 73K Apr 13 05:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K Apr 23 08:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 36K Apr 23 08:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Apr 23 08:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 23K Apr 23 08:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 23K Apr 13 05:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 163K Apr 13 05:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 23K Apr 13 05:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 109K Apr 13 05:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Apr 23 08:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.5K Apr 23 08:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 8 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 24K May 18 16:43 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 1717149730184

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=UtilityControlRoom-PT-Z2T4N02
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-31 10:02:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-05-31 10:02:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 10:02:12] [INFO ] Load time of PNML (sax parser for PT used): 146 ms
[2024-05-31 10:02:12] [INFO ] Transformed 38 places.
[2024-05-31 10:02:12] [INFO ] Transformed 54 transitions.
[2024-05-31 10:02:12] [INFO ] Parsed PT model containing 38 places and 54 transitions and 170 arcs in 348 ms.
Discarding 16 transitions out of 54. Remains 38
Ensure Unique test removed 8 transitions
Reduce redundant transitions removed 8 transitions.
Built sparse matrix representations for Structural reductions in 9 ms.19784KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 38/38 places, 46/46 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 38 transition count 42
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 4 rules in 61 ms. Remains 38 /38 variables (removed 0) and now considering 42/46 (removed 4) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 90 ms. Remains : 38/38 places, 42/46 transitions.
Random walk for 1250000 steps, including 0 resets, run took 1471 ms (no deadlock found). (steps per millisecond=849 )
Random directed walk for 1250002 steps, including 0 resets, run took 750 ms (no deadlock found). (steps per millisecond=1666 )
// Phase 1: matrix 42 rows 38 cols
[2024-05-31 10:02:15] [INFO ] Computed 7 invariants in 7 ms
[2024-05-31 10:02:15] [INFO ] [Real]Absence check using 7 positive place invariants in 9 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 38/38 places, 54/54 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 38 transition count 38
Reduce places removed 8 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 28 place count 30 transition count 34
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 28 place count 30 transition count 30
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 36 place count 26 transition count 30
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 44 place count 22 transition count 26
Applied a total of 44 rules in 19 ms. Remains 22 /38 variables (removed 16) and now considering 26/54 (removed 28) transitions.
// Phase 1: matrix 26 rows 22 cols
[2024-05-31 10:02:15] [INFO ] Computed 7 invariants in 3 ms
[2024-05-31 10:02:15] [INFO ] Implicit Places using invariants in 92 ms returned [12, 13]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 102 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 20/38 places, 26/54 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 16 transition count 22
Applied a total of 8 rules in 2 ms. Remains 16 /20 variables (removed 4) and now considering 22/26 (removed 4) transitions.
// Phase 1: matrix 22 rows 16 cols
[2024-05-31 10:02:15] [INFO ] Computed 5 invariants in 4 ms
[2024-05-31 10:02:15] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-05-31 10:02:15] [INFO ] Invariant cache hit.
[2024-05-31 10:02:15] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 16/38 places, 22/54 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 262 ms. Remains : 16/38 places, 22/54 transitions.
Discarding 4 transitions out of 22. Remains 18
Initial state reduction rules removed 2 formulas.
RANDOM walk for 325 steps (0 resets) in 60 ms. (5 steps per ms) remains 0/16 properties
Able to resolve query QuasiLiveness after proving 18 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 38/38 places, 54/54 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 38 transition count 38
Reduce places removed 8 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 28 place count 30 transition count 34
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 28 place count 30 transition count 30
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 36 place count 26 transition count 30
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 44 place count 22 transition count 26
Applied a total of 44 rules in 4 ms. Remains 22 /38 variables (removed 16) and now considering 26/54 (removed 28) transitions.
// Phase 1: matrix 26 rows 22 cols
[2024-05-31 10:02:15] [INFO ] Computed 7 invariants in 1 ms
[2024-05-31 10:02:15] [INFO ] Implicit Places using invariants in 65 ms returned [12, 13]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 66 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 20/38 places, 26/54 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 16 transition count 22
Applied a total of 8 rules in 3 ms. Remains 16 /20 variables (removed 4) and now considering 22/26 (removed 4) transitions.
// Phase 1: matrix 22 rows 16 cols
[2024-05-31 10:02:15] [INFO ] Computed 5 invariants in 1 ms
[2024-05-31 10:02:15] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-05-31 10:02:15] [INFO ] Invariant cache hit.
[2024-05-31 10:02:15] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 16/38 places, 22/54 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 186 ms. Remains : 16/38 places, 22/54 transitions.
Discarding 4 transitions out of 22. Remains 18
Net is quasi-live, checking if it is reversible to establish liveness.
Unable to solve all queries for examination Liveness. Remains :1 assertions to prove.
Unable to solve all queries for examination Liveness. Remains :18 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 18 properties from file /home/mcc/execution/Liveness.xml in 2 ms.
Working with output stream class java.io.PrintStream
Total runtime 3746 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running UtilityControlRoom-PT-Z2T4N02

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 38
TRANSITIONS: 54
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.003s]


SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 518
MODEL NAME: /home/mcc/execution/model
38 places, 54 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA Liveness TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1717149736299

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -timeout 180 -rebuildPNML

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="UtilityControlRoom-PT-Z2T4N02"
export BK_EXAMINATION="Liveness"
export BK_TOOL="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is UtilityControlRoom-PT-Z2T4N02, 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 r452-smll-171701118000114"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z2T4N02.tgz
mv UtilityControlRoom-PT-Z2T4N02 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 ;