fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r098-tall-177955695600495
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for DLCflexbar-PT-8a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
941.491 7061.00 18736.00 120.40 FFTTTTFFTTFTTTTT normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r098-tall-177955695600495.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is DLCflexbar-PT-8a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695600495
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 9.2M
-rw-r--r-- 1 mcc users 6.7K Mar 6 14:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 6 14:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Mar 6 14:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K Mar 6 14:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 09:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 09:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 15 09:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Mar 6 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 194K Mar 6 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Mar 6 15:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Mar 6 15:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 8.7M Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-00
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-01
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-02
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-03
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-04
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-05
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-06
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-07
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-08
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-09
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-10
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-11
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-12
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-13
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-14
FORMULA_NAME DLCflexbar-PT-8a-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779623113013

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCflexbar-PT-8a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-24 11:45:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 11:45:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 11:45:14] [INFO ] Load time of PNML (sax parser for PT used): 671 ms
[2026-05-24 11:45:14] [INFO ] Transformed 3971 places.
[2026-05-24 11:45:15] [INFO ] Transformed 32571 transitions.
[2026-05-24 11:45:15] [INFO ] Found NUPN structural information;
[2026-05-24 11:45:15] [INFO ] Parsed PT model containing 3971 places and 32571 transitions and 129321 arcs in 874 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 26 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 3480 transitions
Reduce redundant transitions removed 3480 transitions.
RANDOM walk for 40000 steps (8 resets) in 7699 ms. (5 steps per ms) remains 0/16 properties
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-8a-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-24 11:45:18] [INFO ] Flatten gal took : 2387 ms
[2026-05-24 11:45:19] [INFO ] Flatten gal took : 1386 ms
[2026-05-24 11:45:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17366729968754020541.gal : 134 ms
[2026-05-24 11:45:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5086402322091218260.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17366729968754020541.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5086402322091218260.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 5863 ms.

BK_STOP 1779623120074

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="DLCflexbar-PT-8a"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 2-5973"
echo " Executing tool itstools"
echo " Input is DLCflexbar-PT-8a, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-tall-177955695600495"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-8a.tgz
mv DLCflexbar-PT-8a execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;