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.r266-tall-174931350600394.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 ZombiesAndSurvivors-PT-Kneser210702080080, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r266-tall-174931350600394
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 644K
-rw-r--r-- 1 mcc users 8.1K Jun 6 09:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Jun 6 09:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 10K Jun 6 09:11 CTLFireability.txt
-rw-r--r-- 1 mcc users 74K Jun 6 09:11 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.1K Jun 6 12:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Jun 6 12:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K Jun 6 12:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Jun 6 12:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 14K Jun 6 09:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K Jun 6 09:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Jun 6 09:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K Jun 6 09:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Jun 6 12:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K Jun 6 12:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 19 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 177K Jun 5 20:08 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 1749328216187

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ZombiesAndSurvivors-PT-Kneser210702080080
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-07 20:30:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2025-06-07 20:30:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 20:30:17] [INFO ] Load time of PNML (sax parser for PT used): 75 ms
[2025-06-07 20:30:17] [INFO ] Transformed 42 places.
[2025-06-07 20:30:17] [INFO ] Transformed 462 transitions.
[2025-06-07 20:30:17] [INFO ] Parsed PT model containing 42 places and 462 transitions and 966 arcs in 172 ms.
Discarding 441 transitions out of 462. Remains 21
Built sparse matrix representations for Structural reductions in 4 ms.20517KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 42/42 places, 462/462 transitions.
Computed a total of 0 stabilizing places and 21 stable transitions
Computed a total of 0 stabilizing places and 21 stable transitions
Computed a total of 0 stabilizing places and 21 stable transitions
Drop transitions (Redundant composition of simpler transitions.) removed 242 transitions
Redundant transition composition rules discarded 242 transitions
Iterating global reduction 0 with 242 rules applied. Total rules applied 242 place count 42 transition count 220
Computed a total of 0 stabilizing places and 21 stable transitions
Computed a total of 0 stabilizing places and 21 stable transitions
Applied a total of 242 rules in 36 ms. Remains 42 /42 variables (removed 0) and now considering 220/462 (removed 242) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 55 ms. Remains : 42/42 places, 220/462 transitions.
Random walk for 1250117 steps, including 0 resets, run took 161 ms (no deadlock found). (steps per millisecond=7764 )
Random directed walk for 1250092 steps, including 0 resets, run took 132 ms (no deadlock found). (steps per millisecond=9470 )
// Phase 1: matrix 220 rows 42 cols
[2025-06-07 20:30:18] [INFO ] Computed 0 invariants in 19 ms
[2025-06-07 20:30:18] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2025-06-07 20:30:18] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-07 20:30:18] [INFO ] [Real]Added 40 Read/Feed constraints in 10 ms returned sat
[2025-06-07 20:30:18] [INFO ] Solution in real domain found non-integer solution.
[2025-06-07 20:30:18] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2025-06-07 20:30:18] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-07 20:30:18] [INFO ] [Nat]Added 40 Read/Feed constraints in 7 ms returned sat
[2025-06-07 20:30:18] [INFO ] Deduced a trap composed of 42 places in 51 ms of which 6 ms to minimize.
[2025-06-07 20:30:18] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 63 ms
Starting structural reductions in LIVENESS mode, iteration 0 : 42/42 places, 462/462 transitions.
Graph (trivial) has 420 edges and 42 vertex of which 42 / 42 are part of one of the 2 SCC in 2 ms
Free SCC test removed 40 places
Ensure Unique test removed 458 transitions
Reduce isomorphic transitions removed 458 transitions.
Applied a total of 1 rules in 13 ms. Remains 2 /42 variables (removed 40) and now considering 4/462 (removed 458) transitions.
[2025-06-07 20:30:18] [INFO ] Flow matrix only has 3 transitions (discarded 1 similar events)
// Phase 1: matrix 3 rows 2 cols
[2025-06-07 20:30:18] [INFO ] Computed 0 invariants in 0 ms
[2025-06-07 20:30:18] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-07 20:30:18] [INFO ] Flow matrix only has 3 transitions (discarded 1 similar events)
[2025-06-07 20:30:18] [INFO ] Invariant cache hit.
[2025-06-07 20:30:18] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 2ms
Starting structural reductions in LIVENESS mode, iteration 1 : 2/42 places, 4/462 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 58 ms. Remains : 2/42 places, 4/462 transitions.
Discarding 3 transitions out of 4. Remains 1
Initial state reduction rules removed 1 formulas.
Able to resolve query QuasiLiveness after proving 1 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 42/42 places, 462/462 transitions.
Graph (trivial) has 420 edges and 42 vertex of which 42 / 42 are part of one of the 2 SCC in 1 ms
Free SCC test removed 40 places
Ensure Unique test removed 458 transitions
Reduce isomorphic transitions removed 458 transitions.
Applied a total of 1 rules in 3 ms. Remains 2 /42 variables (removed 40) and now considering 4/462 (removed 458) transitions.
[2025-06-07 20:30:18] [INFO ] Flow matrix only has 3 transitions (discarded 1 similar events)
[2025-06-07 20:30:18] [INFO ] Invariant cache hit.
[2025-06-07 20:30:18] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-07 20:30:18] [INFO ] Flow matrix only has 3 transitions (discarded 1 similar events)
[2025-06-07 20:30:18] [INFO ] Invariant cache hit.
[2025-06-07 20:30:18] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 32 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LIVENESS mode, iteration 1 : 2/42 places, 4/462 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 35 ms. Remains : 2/42 places, 4/462 transitions.
Discarding 3 transitions out of 4. Remains 1
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 :1 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 1 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 1173 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running ZombiesAndSurvivors-PT-Kneser210702080080

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: 42
TRANSITIONS: 462
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.004s, Sys 0.002s]


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: 516
MODEL NAME: /home/mcc/execution/model
42 places, 462 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...
EXITCODE: 80
----------------------------------------------------------------------

BK_STOP 1749328906939

--------------------
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
MEDDLY ERROR: Insufficient memory

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="ZombiesAndSurvivors-PT-Kneser210702080080"
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 ZombiesAndSurvivors-PT-Kneser210702080080, 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 r266-tall-174931350600394"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ZombiesAndSurvivors-PT-Kneser210702080080.tgz
mv ZombiesAndSurvivors-PT-Kneser210702080080 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 ;