Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r252-tall-174915606200529.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is UtilityControlRoom-PT-Z4T3N06, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r252-tall-174915606200529
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.3M
-rw-r--r-- 1 mcc users 59K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 300K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 33K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 137K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 16K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 57K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 35K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 104K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 53K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 257K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 212K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 821K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 8.9K May 29 14:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 191K May 29 14:33 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 Liveness

=== Now, execution of the tool begins

BK_START 1749205307218

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=UtilityControlRoom-PT-Z4T3N06
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-06 10:21:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2025-06-06 10:21:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 10:21:48] [INFO ] Load time of PNML (sax parser for PT used): 77 ms
[2025-06-06 10:21:48] [INFO ] Transformed 228 places.
[2025-06-06 10:21:48] [INFO ] Transformed 450 transitions.
[2025-06-06 10:21:48] [INFO ] Parsed PT model containing 228 places and 450 transitions and 1446 arcs in 168 ms.
Discarding 144 transitions out of 450. Remains 306
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
Built sparse matrix representations for Structural reductions in 5 ms.18264KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 228/228 places, 354/354 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 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 228 transition count 330
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 24 rules in 46 ms. Remains 228 /228 variables (removed 0) and now considering 330/354 (removed 24) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 59 ms. Remains : 228/228 places, 330/354 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2334 ms (no deadlock found). (steps per millisecond=535 )
Random directed walk for 1250002 steps, including 0 resets, run took 2378 ms (no deadlock found). (steps per millisecond=525 )
// Phase 1: matrix 330 rows 228 cols
[2025-06-06 10:21:53] [INFO ] Computed 15 invariants in 18 ms
[2025-06-06 10:21:53] [INFO ] [Real]Absence check using 15 positive place invariants in 9 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 228/228 places, 450/450 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 0 with 192 rules applied. Total rules applied 192 place count 228 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 312 place count 132 transition count 234
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 312 place count 132 transition count 210
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 360 place count 108 transition count 210
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 384 place count 96 transition count 198
Applied a total of 384 rules in 30 ms. Remains 96 /228 variables (removed 132) and now considering 198/450 (removed 252) transitions.
// Phase 1: matrix 198 rows 96 cols
[2025-06-06 10:21:53] [INFO ] Computed 15 invariants in 1 ms
[2025-06-06 10:21:53] [INFO ] Implicit Places using invariants in 109 ms returned [59]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 114 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 95/228 places, 198/450 transitions.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 71 transition count 174
Applied a total of 48 rules in 6 ms. Remains 71 /95 variables (removed 24) and now considering 174/198 (removed 24) transitions.
// Phase 1: matrix 174 rows 71 cols
[2025-06-06 10:21:53] [INFO ] Computed 14 invariants in 2 ms
[2025-06-06 10:21:54] [INFO ] Implicit Places using invariants in 121 ms returned []
[2025-06-06 10:21:54] [INFO ] Invariant cache hit.
[2025-06-06 10:21:54] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 243 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 71/228 places, 174/450 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 398 ms. Remains : 71/228 places, 174/450 transitions.
Discarding 24 transitions out of 174. Remains 150
Initial state reduction rules removed 6 formulas.
RANDOM walk for 2992 steps (0 resets) in 289 ms. (10 steps per ms) remains 0/144 properties
Able to resolve query QuasiLiveness after proving 150 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 228/228 places, 450/450 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 0 with 192 rules applied. Total rules applied 192 place count 228 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 312 place count 132 transition count 234
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 312 place count 132 transition count 210
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 360 place count 108 transition count 210
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 384 place count 96 transition count 198
Applied a total of 384 rules in 10 ms. Remains 96 /228 variables (removed 132) and now considering 198/450 (removed 252) transitions.
// Phase 1: matrix 198 rows 96 cols
[2025-06-06 10:21:54] [INFO ] Computed 15 invariants in 2 ms
[2025-06-06 10:21:54] [INFO ] Implicit Places using invariants in 90 ms returned [59]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 95 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 95/228 places, 198/450 transitions.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 71 transition count 174
Applied a total of 48 rules in 3 ms. Remains 71 /95 variables (removed 24) and now considering 174/198 (removed 24) transitions.
// Phase 1: matrix 174 rows 71 cols
[2025-06-06 10:21:54] [INFO ] Computed 14 invariants in 2 ms
[2025-06-06 10:21:54] [INFO ] Implicit Places using invariants in 79 ms returned []
[2025-06-06 10:21:54] [INFO ] Invariant cache hit.
[2025-06-06 10:21:54] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 71/228 places, 174/450 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 286 ms. Remains : 71/228 places, 174/450 transitions.
Discarding 24 transitions out of 174. Remains 150
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 :150 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 150 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 6158 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running UtilityControlRoom-PT-Z4T3N06

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: 228
TRANSITIONS: 450
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.007s, Sys 0.002s]


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
228 places, 450 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...

BK_TIME_CONFINEMENT_REACHED

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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-Z4T3N06"
export BK_EXAMINATION="Liveness"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is UtilityControlRoom-PT-Z4T3N06, 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 r252-tall-174915606200529"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T3N06.tgz
mv UtilityControlRoom-PT-Z4T3N06 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.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 ;