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.r168-tall-174881266300046.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 Philosophers-COL-005000, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-174881266300046
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 684K
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K 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 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K 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 95K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K 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 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 227K 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 ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1748892050240

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Philosophers-COL-005000
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 19:20:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2025-06-02 19:20:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 19:20:51] [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.
[2025-06-02 19:20:51] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-02 19:20:52] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 588 ms
[2025-06-02 19:20:52] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 25000 PT places and 25000.0 transition bindings in 20 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 2 ms.
Working with output stream class java.io.PrintStream
[2025-06-02 19:20:52] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 5 ms.
[2025-06-02 19:20:52] [INFO ] Skeletonized 1 HLPN properties in 0 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.
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 5000) 5000) 5000)]] contains successor/predecessor on variables of sort Philo
[2025-06-02 19:20:52] [INFO ] Unfolded HLPN to a Petri net with 25000 places and 25000 transitions 80000 arcs in 257 ms.
[2025-06-02 19:20:52] [INFO ] Unfolded 1 HLPN properties in 0 ms.
Built sparse matrix representations for Structural reductions in 22 ms.68313KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 5000 Post agglomeration using F-continuation condition.Transition count delta: 5000
Deduced a syphon composed of 5000 places in 8 ms
Reduce places removed 5000 places and 0 transitions.
Iterating global reduction 0 with 10000 rules applied. Total rules applied 10000 place count 20000 transition count 20000
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 10000 rules in 6316 ms. Remains 20000 /25000 variables (removed 5000) and now considering 20000/25000 (removed 5000) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 6328 ms. Remains : 20000/25000 places, 20000/25000 transitions.
Interrupted Random walk after 51735 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=1 )
// Phase 1: matrix 20000 rows 20000 cols
[2025-06-02 19:21:29] [INFO ] Computed 10000 invariants in 104 ms
[2025-06-02 19:26:29] [INFO ] [Real]Absence check using 10000 positive place invariants in 253686 ms returned unknown
Interrupted Random directed walk after 19997 steps, including 0 resets, run timeout after 35714 ms. (steps per millisecond=0 )
Interrupted Random walk after 53413 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=1 )
Interrupted Random directed walk after 19994 steps, including 0 resets, run timeout after 36128 ms. (steps per millisecond=0 )
Interrupted Random walk after 51384 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=1 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 20000/20000 places, 20000/20000 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 1463 ms. Remains 20000 /20000 variables (removed 0) and now considering 20000/20000 (removed 0) transitions.
[2025-06-02 19:28:42] [INFO ] Invariant cache hit.
[2025-06-02 19:29:18] [INFO ] Performed 17820/20000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-02 19:29:23] [INFO ] Implicit Places using invariants in 41269 ms returned []
Implicit Place search using SMT only with invariants took 41273 ms to find 0 implicit places.
Running 10000 sub problems to find dead transitions.
[2025-06-02 19:29:24] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/15000 variables, 5000/5000 constraints. Problems are: Problem set: 0 solved, 10000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 15000/40000 variables, and 5000 constraints, problems are : Problem set: 0 solved, 10000 unsolved in 30175 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/20000 constraints, PredecessorRefiner: 10000/10000 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15000 variables, 5000/5000 constraints. Problems are: Problem set: 0 solved, 10000 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 15000/40000 variables, and 5000 constraints, problems are : Problem set: 0 solved, 10000 unsolved in 30116 ms.
Refiners :[Positive P Invariants (semi-flows): 5000/10000 constraints, State Equation: 0/20000 constraints, PredecessorRefiner: 0/10000 constraints, Known Traps: 0/0 constraints]
After SMT, in 81259ms problems are : Problem set: 0 solved, 10000 unsolved
Search for dead transitions found 0 dead transitions in 81393ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 124181 ms. Remains : 20000/20000 places, 20000/20000 transitions.
Interrupted Random walk after 54859 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=1 )
[2025-06-02 19:31:15] [INFO ] Invariant cache hit.
[2025-06-02 19:36:15] [INFO ] [Real]Absence check using 10000 positive place invariants in 253084 ms returned unknown
Interrupted Random directed walk after 19997 steps, including 0 resets, run timeout after 35615 ms. (steps per millisecond=0 )
Interrupted Random walk after 54593 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=1 )
Interrupted Random directed walk after 19999 steps, including 0 resets, run timeout after 35393 ms. (steps per millisecond=0 )
Interrupted Random walk after 54137 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=1 )
[2025-06-02 19:38:27] [INFO ] Flatten gal took : 1042 ms
[2025-06-02 19:38:27] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 1 ms.
[2025-06-02 19:38:27] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 25000 places, 25000 transitions and 80000 arcs took 82 ms.
Total runtime 1056380 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running Philosophers-COL-005000

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/405/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 25000
TRANSITIONS: 25000
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.486s, Sys 0.036s]


SAVING FILE /home/mcc/execution/405/model (.net / .def) ...
EXPORT TIME: [User 0.085s, Sys 0.008s]


----------------------------------------------------------------------
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: 550
MODEL NAME: /home/mcc/execution/405/model
25000 places, 25000 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
CANNOT_COMPUTE
EXITCODE: 87
----------------------------------------------------------------------

BK_STOP 1748893310090

--------------------
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 ReachabilityDeadlock -timeout 180 -rebuildPNML
MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

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="Philosophers-COL-005000"
export BK_EXAMINATION="ReachabilityDeadlock"
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 Philosophers-COL-005000, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r168-tall-174881266300046"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-005000.tgz
mv Philosophers-COL-005000 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;