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-174915606200534.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is UtilityControlRoom-PT-Z4T3N08, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r252-tall-174915606200534
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.4M
-rw-r--r-- 1 mcc users 37K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 179K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 129K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 511K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 23K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 61K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 165K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 174K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 651K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 5.3K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 12K 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 255K 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 1749205370097

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-Z4T3N08
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-06 10:22:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2025-06-06 10:22:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 10:22:51] [INFO ] Load time of PNML (sax parser for PT used): 86 ms
[2025-06-06 10:22:51] [INFO ] Transformed 302 places.
[2025-06-06 10:22:51] [INFO ] Transformed 600 transitions.
[2025-06-06 10:22:51] [INFO ] Parsed PT model containing 302 places and 600 transitions and 1928 arcs in 182 ms.
Discarding 192 transitions out of 600. Remains 408
Ensure Unique test removed 128 transitions
Reduce redundant transitions removed 128 transitions.
Built sparse matrix representations for Structural reductions in 6 ms.20542KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 302/302 places, 472/472 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 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 0 with 32 rules applied. Total rules applied 32 place count 302 transition count 440
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 32 rules in 54 ms. Remains 302 /302 variables (removed 0) and now considering 440/472 (removed 32) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 67 ms. Remains : 302/302 places, 440/472 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2780 ms (no deadlock found). (steps per millisecond=449 )
Random directed walk for 1250003 steps, including 0 resets, run took 3016 ms (no deadlock found). (steps per millisecond=414 )
// Phase 1: matrix 440 rows 302 cols
[2025-06-06 10:22:57] [INFO ] Computed 19 invariants in 16 ms
[2025-06-06 10:22:57] [INFO ] [Real]Absence check using 19 positive place invariants in 10 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 302/302 places, 600/600 transitions.
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 0 with 256 rules applied. Total rules applied 256 place count 302 transition count 344
Reduce places removed 128 places and 0 transitions.
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 1 with 160 rules applied. Total rules applied 416 place count 174 transition count 312
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 32 Pre rules applied. Total rules applied 416 place count 174 transition count 280
Deduced a syphon composed of 32 places in 1 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 480 place count 142 transition count 280
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 512 place count 126 transition count 264
Applied a total of 512 rules in 51 ms. Remains 126 /302 variables (removed 176) and now considering 264/600 (removed 336) transitions.
// Phase 1: matrix 264 rows 126 cols
[2025-06-06 10:22:57] [INFO ] Computed 19 invariants in 2 ms
[2025-06-06 10:22:58] [INFO ] Implicit Places using invariants in 226 ms returned [77]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 241 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 125/302 places, 264/600 transitions.
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 1 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 0 with 64 rules applied. Total rules applied 64 place count 93 transition count 232
Applied a total of 64 rules in 4 ms. Remains 93 /125 variables (removed 32) and now considering 232/264 (removed 32) transitions.
// Phase 1: matrix 232 rows 93 cols
[2025-06-06 10:22:58] [INFO ] Computed 18 invariants in 3 ms
[2025-06-06 10:22:58] [INFO ] Implicit Places using invariants in 153 ms returned []
[2025-06-06 10:22:58] [INFO ] Invariant cache hit.
[2025-06-06 10:22:58] [INFO ] Implicit Places using invariants and state equation in 165 ms returned []
Implicit Place search using SMT with State Equation took 321 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 93/302 places, 232/600 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 619 ms. Remains : 93/302 places, 232/600 transitions.
Discarding 32 transitions out of 232. Remains 200
Initial state reduction rules removed 8 formulas.
RANDOM walk for 6637 steps (0 resets) in 493 ms. (13 steps per ms) remains 0/192 properties
Able to resolve query QuasiLiveness after proving 200 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 302/302 places, 600/600 transitions.
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 0 with 256 rules applied. Total rules applied 256 place count 302 transition count 344
Reduce places removed 128 places and 0 transitions.
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 1 with 160 rules applied. Total rules applied 416 place count 174 transition count 312
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 32 Pre rules applied. Total rules applied 416 place count 174 transition count 280
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 480 place count 142 transition count 280
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 512 place count 126 transition count 264
Applied a total of 512 rules in 11 ms. Remains 126 /302 variables (removed 176) and now considering 264/600 (removed 336) transitions.
// Phase 1: matrix 264 rows 126 cols
[2025-06-06 10:22:58] [INFO ] Computed 19 invariants in 2 ms
[2025-06-06 10:22:58] [INFO ] Implicit Places using invariants in 172 ms returned [77]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 175 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 125/302 places, 264/600 transitions.
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 0 with 64 rules applied. Total rules applied 64 place count 93 transition count 232
Applied a total of 64 rules in 5 ms. Remains 93 /125 variables (removed 32) and now considering 232/264 (removed 32) transitions.
// Phase 1: matrix 232 rows 93 cols
[2025-06-06 10:22:58] [INFO ] Computed 18 invariants in 1 ms
[2025-06-06 10:22:58] [INFO ] Implicit Places using invariants in 66 ms returned []
[2025-06-06 10:22:58] [INFO ] Invariant cache hit.
[2025-06-06 10:22:59] [INFO ] Implicit Places using invariants and state equation in 140 ms returned []
Implicit Place search using SMT with State Equation took 207 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 93/302 places, 232/600 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 398 ms. Remains : 93/302 places, 232/600 transitions.
Discarding 32 transitions out of 232. Remains 200
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 :200 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 200 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 7757 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running UtilityControlRoom-PT-Z4T3N08

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: 302
TRANSITIONS: 600
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.015s, Sys 0.000s]


SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.001s, 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: 520
MODEL NAME: /home/mcc/execution/model
302 places, 600 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//
++ 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-Z4T3N08"
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-Z4T3N08, 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-174915606200534"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T3N08.tgz
mv UtilityControlRoom-PT-Z4T3N08 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 ;