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.r182-smll-174889242900246.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 RERS17pb113-PT-4, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r182-smll-174889242900246
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K 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 3.6K 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 3.0K 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 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 130K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 18K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 117K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 2 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 15M 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 1749038400183

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RERS17pb113-PT-4
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-04 12:00:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2025-06-04 12:00:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 12:00:03] [INFO ] Load time of PNML (sax parser for PT used): 1225 ms
[2025-06-04 12:00:03] [INFO ] Transformed 639 places.
[2025-06-04 12:00:03] [INFO ] Transformed 31353 transitions.
[2025-06-04 12:00:03] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 1572 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 7 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 27 ms.72193KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Computed a total of 13 stabilizing places and 1 stable transitions
Ensure Unique test removed 12 places
Computed a total of 1 stabilizing places and 1 stable transitions
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 626 transition count 31352
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 13 rules in 1266 ms. Remains 626 /639 variables (removed 13) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 1302 ms. Remains : 626/639 places, 31352/31353 transitions.
Interrupted Random walk after 775637 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=25 )
[2025-06-04 12:00:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-04 12:00:35] [INFO ] Computed 13 invariants in 145 ms
[2025-06-04 12:00:42] [INFO ] [Real]Absence check using 13 positive place invariants in 48 ms returned sat
[2025-06-04 12:00:58] [INFO ] [Real]Absence check using state equation in 15395 ms returned sat
[2025-06-04 12:00:58] [INFO ] Solution in real domain found non-integer solution.
[2025-06-04 12:01:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 22 ms returned sat
[2025-06-04 12:03:24] [INFO ] [Nat]Absence check using state equation in 138981 ms returned sat
[2025-06-04 12:03:24] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-04 12:03:55] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-04 12:04:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 44312 ms returned sat
[2025-06-04 12:04:11] [INFO ] Deduced a trap composed of 40 places in 2030 ms of which 35 ms to minimize.
[2025-06-04 12:04:15] [INFO ] Deduced a trap composed of 48 places in 3423 ms of which 5 ms to minimize.
[2025-06-04 12:04:18] [INFO ] Deduced a trap composed of 48 places in 2030 ms of which 5 ms to minimize.
[2025-06-04 12:04:20] [INFO ] Deduced a trap composed of 48 places in 1467 ms of which 3 ms to minimize.
[2025-06-04 12:04:23] [INFO ] Deduced a trap composed of 48 places in 2419 ms of which 4 ms to minimize.
[2025-06-04 12:04:26] [INFO ] Deduced a trap composed of 64 places in 2350 ms of which 4 ms to minimize.
[2025-06-04 12:04:29] [INFO ] Deduced a trap composed of 48 places in 1932 ms of which 3 ms to minimize.
[2025-06-04 12:04:32] [INFO ] Deduced a trap composed of 40 places in 2888 ms of which 4 ms to minimize.
[2025-06-04 12:04:35] [INFO ] Deduced a trap composed of 40 places in 2683 ms of which 6 ms to minimize.
[2025-06-04 12:04:38] [INFO ] Deduced a trap composed of 24 places in 1860 ms of which 3 ms to minimize.
[2025-06-04 12:04:41] [INFO ] Deduced a trap composed of 64 places in 1784 ms of which 3 ms to minimize.
[2025-06-04 12:04:43] [INFO ] Deduced a trap composed of 40 places in 1957 ms of which 2 ms to minimize.
[2025-06-04 12:04:46] [INFO ] Deduced a trap composed of 40 places in 2429 ms of which 4 ms to minimize.
[2025-06-04 12:04:49] [INFO ] Deduced a trap composed of 64 places in 2127 ms of which 5 ms to minimize.
[2025-06-04 12:04:52] [INFO ] Deduced a trap composed of 40 places in 1838 ms of which 2 ms to minimize.
[2025-06-04 12:04:55] [INFO ] Deduced a trap composed of 48 places in 1656 ms of which 2 ms to minimize.
[2025-06-04 12:04:57] [INFO ] Deduced a trap composed of 64 places in 1845 ms of which 2 ms to minimize.
[2025-06-04 12:04:59] [INFO ] Deduced a trap composed of 64 places in 1416 ms of which 2 ms to minimize.
[2025-06-04 12:05:02] [INFO ] Deduced a trap composed of 65 places in 1344 ms of which 2 ms to minimize.
[2025-06-04 12:05:04] [INFO ] Deduced a trap composed of 64 places in 1560 ms of which 2 ms to minimize.
[2025-06-04 12:05:06] [INFO ] Deduced a trap composed of 64 places in 996 ms of which 1 ms to minimize.
[2025-06-04 12:05:07] [INFO ] Trap strengthening (SAT) tested/added 22/21 trap constraints in 57983 ms
[2025-06-04 12:05:10] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 3419 ms.
[2025-06-04 12:05:12] [INFO ] Added : 0 causal constraints over 0 iterations in 5350 ms. Result :sat
Parikh directed walk for 726900 steps, including 1000 resets, run took 28633 ms. (steps per millisecond=25 )
Random directed walk for 500002 steps, including 0 resets, run took 29776 ms (no deadlock found). (steps per millisecond=16 )
Random walk for 500000 steps, including 0 resets, run took 17599 ms (no deadlock found). (steps per millisecond=28 )
Random directed walk for 500020 steps, including 0 resets, run took 29547 ms (no deadlock found). (steps per millisecond=16 )
Random walk for 500000 steps, including 0 resets, run took 17833 ms (no deadlock found). (steps per millisecond=28 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 626/626 places, 31352/31352 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 321 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-04 12:07:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 12:07:16] [INFO ] Invariant cache hit.
[2025-06-04 12:07:19] [INFO ] Implicit Places using invariants in 3030 ms returned []
Implicit Place search using SMT only with invariants took 3032 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-04 12:07:20] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 12:07:20] [INFO ] Invariant cache hit.
[2025-06-04 12:07:20] [INFO ] State equation strengthened by 268 read => feed constraints.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running RERS17pb113-PT-4

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: 639
TRANSITIONS: 31353
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 1.048s, Sys 0.083s]


SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.175s, 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: 592
MODEL NAME: /home/mcc/execution/model
639 places, 31353 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.

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 ReachabilityDeadlock -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="RERS17pb113-PT-4"
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 RERS17pb113-PT-4, 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 r182-smll-174889242900246"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-4.tgz
mv RERS17pb113-PT-4 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 ;