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.r028-smll-174853774900252.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 BridgeAndVehicles-PT-V50P20N50, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r028-smll-174853774900252
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 19M
-rw-r--r-- 1 mcc users 26K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 145K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 900K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 3.3M May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 463K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 1.4M May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 28K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 1.6M May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 6.0M May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 4.5M May 29 14:32 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 1748573400052

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BridgeAndVehicles-PT-V50P20N50
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-30 02:50:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-30 02:50:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 02:50:03] [INFO ] Load time of PNML (sax parser for PT used): 741 ms
[2025-05-30 02:50:03] [INFO ] Transformed 168 places.
[2025-05-30 02:50:03] [INFO ] Transformed 5408 transitions.
[2025-05-30 02:50:03] [INFO ] Parsed PT model containing 168 places and 5408 transitions and 42330 arcs in 1085 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 166 transition count 5408
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 70 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 7 place count 163 transition count 5406
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 42 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 11 place count 161 transition count 5404
Applied a total of 11 rules in 514 ms. Remains 161 /168 variables (removed 7) and now considering 5404/5408 (removed 4) transitions.
[2025-05-30 02:50:03] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
// Phase 1: matrix 406 rows 161 cols
[2025-05-30 02:50:03] [INFO ] Computed 4 invariants in 29 ms
[2025-05-30 02:50:05] [INFO ] Implicit Places using invariants in 1748 ms returned []
[2025-05-30 02:50:05] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2025-05-30 02:50:05] [INFO ] Invariant cache hit.
[2025-05-30 02:50:06] [INFO ] State equation strengthened by 102 read => feed constraints.
[2025-05-30 02:50:09] [INFO ] Implicit Places using invariants and state equation in 3391 ms returned [52, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 5221 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 159/168 places, 5404/5408 transitions.
Applied a total of 0 rules in 57 ms. Remains 159 /159 variables (removed 0) and now considering 5404/5404 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 5829 ms. Remains : 159/168 places, 5404/5408 transitions.
Initial state reduction rules removed 3 formulas.
RANDOM walk for 40000 steps (128 resets) in 21367 ms. (1 steps per ms) remains 5053/5401 properties
BEST_FIRST walk for 123 steps (8 resets) in 23 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 123 steps (8 resets) in 95 ms. (1 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 55 ms. (2 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 124 steps (8 resets) in 39 ms. (3 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 26 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 31 ms. (3 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 27 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 27 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 25 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 33 ms. (3 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 31 ms. (3 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 39 ms. (3 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 34 ms. (3 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 32 ms. (3 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 31 ms. (3 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 32 ms. (3 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 27 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 26 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 26 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 31 ms. (3 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 27 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 26 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 27 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 25 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 24 ms. (4 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 18 ms. (6 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 19 ms. (6 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 58 ms. (2 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 19 ms. (6 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 5053/5053 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 5053/5053 properties
Probabilistic random walk after 30001 steps, saw 10735 distinct states, run finished after 5001 ms. (steps per millisecond=5 ) properties seen :95
[2025-05-30 02:50:22] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
// Phase 1: matrix 406 rows 159 cols
[2025-05-30 02:50:22] [INFO ] Computed 4 invariants in 9 ms
[2025-05-30 02:50:22] [INFO ] State equation strengthened by 102 read => feed constraints.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running BridgeAndVehicles-PT-V50P20N50

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: 168
TRANSITIONS: 5408
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.396s, Sys 0.014s]


SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.050s, Sys 0.003s]


----------------------------------------------------------------------
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: 516
MODEL NAME: /home/mcc/execution/model
168 places, 5408 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...
FORMULA QuasiLiveness FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1748574158106

--------------------
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 QuasiLiveness -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="BridgeAndVehicles-PT-V50P20N50"
export BK_EXAMINATION="QuasiLiveness"
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 BridgeAndVehicles-PT-V50P20N50, 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 r028-smll-174853774900252"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V50P20N50.tgz
mv BridgeAndVehicles-PT-V50P20N50 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.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 ;