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.r056-tall-174854042400514.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 DatabaseWithMutex-COL-40, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r056-tall-174854042400514
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 32K 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 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 59K 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 Liveness

=== Now, execution of the tool begins

BK_START 1748649409201

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DatabaseWithMutex-COL-40
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-30 23:56:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2025-05-30 23:56:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 23:56:50] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-05-30 23:56:50] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-05-30 23:56:51] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 580 ms
[2025-05-30 23:56:51] [INFO ] Imported 11 HL places and 8 HL transitions for a total of 12920 PT places and 12800.0 transition bindings in 23 ms.
[2025-05-30 23:56:51] [INFO ] Built PT skeleton of HLPN with 11 places and 8 transitions 22 arcs in 5 ms.
[2025-05-30 23:56:51] [INFO ] Skeletonized 0 HLPN properties in 1 ms.
[2025-05-30 23:56:51] [INFO ] Unfolded HLPN to a Petri net with 12920 places and 12800 transitions 156800 arcs in 235 ms.
[2025-05-30 23:56:51] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2025-05-30 23:56:51] [INFO ] Unfolded HLPN to a Petri net with 12920 places and 12800 transitions 156800 arcs in 153 ms.
[2025-05-30 23:56:51] [INFO ] Unfolded 8 HLPN properties in 3 ms.
[2025-05-30 23:56:51] [INFO ] Reduced 1560 identical enabling conditions.
[2025-05-30 23:56:51] [INFO ] Built PT skeleton of HLPN with 11 places and 8 transitions 22 arcs in 1 ms.
[2025-05-30 23:56:51] [INFO ] Skeletonized 8 HLPN properties in 1 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Prefix of Interest using HLPN skeleton for deadlock discarded 0 places and 0 transitions.
Transition Release forces synchronizations/join behavior on parameter s of sort site
Transition Acquire forces synchronizations/join behavior on parameter f of sort file
[2025-05-30 23:56:51] [INFO ] Unfolded HLPN to a Petri net with 12920 places and 12800 transitions 156800 arcs in 162 ms.
[2025-05-30 23:56:51] [INFO ] Unfolded 8 HLPN properties in 3 ms.
[2025-05-30 23:56:52] [INFO ] Reduced 1560 identical enabling conditions.
Built sparse matrix representations for Structural reductions in 34 ms.90334KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 12920/12920 places, 12800/12800 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
Applied a total of 0 rules in 651 ms. Remains 12920 /12920 variables (removed 0) and now considering 12800/12800 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 667 ms. Remains : 12920/12920 places, 12800/12800 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 12920/12920 places, 12800/12800 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
Applied a total of 0 rules in 443 ms. Remains 12920 /12920 variables (removed 0) and now considering 12800/12800 (removed 0) transitions.
// Phase 1: matrix 12800 rows 12920 cols
[2025-05-30 23:56:54] [INFO ] Computed 1720 invariants in 734 ms
[2025-05-30 23:56:57] [INFO ] Implicit Places using invariants in 4154 ms returned []
Implicit Place search using SMT only with invariants took 4180 ms to find 0 implicit places.
Running 11200 sub problems to find dead transitions.
[2025-05-30 23:56:57] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/12880 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 11200 unsolved
SMT process timed out in 59179ms, After SMT, problems are : Problem set: 0 solved, 11200 unsolved
Search for dead transitions found 0 dead transitions in 59381ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 64059 ms. Remains : 12920/12920 places, 12800/12800 transitions.
Interrupted Random walk after 856971 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=28 )
Interrupted Random directed walk after 1197064 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=39 )
[2025-05-30 23:58:56] [INFO ] Invariant cache hit.
[2025-05-30 23:59:08] [INFO ] [Real]Absence check using 119 positive place invariants in 1205 ms returned sat
[2025-05-31 00:01:38] [INFO ] [Real]Absence check using 119 positive and 1601 generalized place invariants in 149851 ms returned unsat
[2025-05-31 00:01:38] [INFO ] Unfolded HLPN to a Petri net with 12920 places and 12800 transitions 156800 arcs in 77 ms.
[2025-05-31 00:01:38] [INFO ] Unfolded 8 HLPN properties in 6 ms.
Initial state reduction rules removed 1 formulas.
RANDOM walk for 29722 steps (5 resets) in 6102 ms. (4 steps per ms) remains 0/7 properties
Able to resolve query QuasiLiveness after proving 8 properties.
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 :8 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 8 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 290601 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running DatabaseWithMutex-COL-40

IS_COLORED=1
IS_NUPN=

LOADING model.pnml ...
MODEL CLASS: SYMMETRIC NET
PLACES: 11
TRANSITIONS: 8
CONSTANTS: 0
TEMPLATE VARS: 0
COLOR CLASSES: 3
COLOR VARS: 2
ARCS: 22
LOADING TIME: 0.145

UNFOLDING COLORS...
MODEL CLASS: P/T NET
PLACES: 12920
TRANSITIONS: 12800
CONSTANTS: 0
TEMPLATE VARS: 0
ARCS: 156800
UNFOLDING TIME: 1.623

SAVING AS /home/mcc/execution/model.(net/def) ...
exportGspn useExt=true
SAVING TIME: 0.429
SAVING NAME MAP FILE /home/mcc/execution/model.id2name ...
SAVING UNFOLDING MAP FILE /home/mcc/execution/model.unfmap ...
TOTAL TIME: 2.377
OK.
----------------------------------------------------------------------
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: 544
MODEL NAME: /home/mcc/execution/model
12920 places, 12800 transitions.

No place bound informations found.
No place bound informations found.
No place bound informations found.
No place bound informations found.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
CANNOT_COMPUTE
EXITCODE: 87
----------------------------------------------------------------------

BK_STOP 1748650142011

--------------------
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
Error in allocating array of size 32768 at unique_table.cc, line 313
MEDDLY ERROR: Insufficient memory

Error in allocating array of size 32768 at unique_table.cc, line 313
MEDDLY ERROR: Insufficient memory

Error in allocating array of size 32768 at unique_table.cc, line 313
MEDDLY ERROR: Insufficient memory

Error in allocating array of size 32768 at unique_table.cc, line 313
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="DatabaseWithMutex-COL-40"
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 DatabaseWithMutex-COL-40, 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 r056-tall-174854042400514"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DatabaseWithMutex-COL-40.tgz
mv DatabaseWithMutex-COL-40 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 ;