fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r018-smll-177946788000191
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for BART-COL-020

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
280.867 4420.00 11772.00 95.00 FTFTTTTFTFTFTTFF 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.r018-smll-177946788000191.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)
..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is BART-COL-020, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946788000191
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 640K
-rw-r--r-- 1 mcc users 6.8K Mar 5 09:28 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K Mar 5 09:28 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 5 09:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 5 09:26 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 4.5K Mar 15 07:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 07:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 07:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 5 09:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 101K Mar 5 09:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 5 09:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Mar 5 09:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 195K 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 BART-COL-020-ReachabilityFireability-2024-00
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-01
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-02
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-03
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-04
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-05
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-06
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-07
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-08
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-09
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-10
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-11
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-12
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-13
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-14
FORMULA_NAME BART-COL-020-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779537302273

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BART-COL-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
ReachabilityFireability COL
Running Version 202604301425
[2026-05-23 11:55:04] [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]
[2026-05-23 11:55:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 11:55:04] [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.
[2026-05-23 11:55:04] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-23 11:55:05] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1038 ms
[2026-05-23 11:55:05] [INFO ] Detected 3 constant HL places corresponding to 10373 PT places.
[2026-05-23 11:55:05] [INFO ] Imported 4 HL places and 7 HL transitions for a total of 15293 PT places and 2.814459024E10 transition bindings in 112 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 51 ms.
Reduction of identical properties reduced properties to check from 16 to 14
Working with output stream class java.io.PrintStream
FORMULA BART-COL-020-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-COL-020-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-COL-020-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 11:55:05] [INFO ] Built PT skeleton of HLPN with 4 places and 7 transitions 26 arcs in 9 ms.
[2026-05-23 11:55:05] [INFO ] Skeletonized 13 HLPN properties in 0 ms.
Remains 2 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 1 stabilizing places and 2 stable transitions
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 5 transitions
Reduce redundant transitions removed 5 transitions.
Skeleton over-approximation was not fine enough to positively prove more properties of the HLPN.
Domain [distance(41), speed(6), distance(41)] of place NewDistTable breaks symmetries in sort distance
Symmetric sort wr.t. initial and guards and successors and join/free detected :trainid
Symmetric sort wr.t. initial detected :trainid
Symmetric sort wr.t. initial and guards detected :trainid
Applying symmetric unfolding of full symmetric sort :trainid domain size was 20
Arc [1:1*[(MOD (ADD $tsp 1) 6), $ds2]] contains successor/predecessor on variables of sort speed
[2026-05-23 11:55:05] [INFO ] Unfolded HLPN to a Petri net with 10619 places and 323 transitions 601 arcs in 364 ms.
[2026-05-23 11:55:05] [INFO ] Unfolded 13 HLPN properties in 8 ms.
[2026-05-23 11:55:06] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 11:55:06] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 11:55:06] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 11:55:06] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 11:55:06] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 11:55:06] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 11:55:06] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 11:55:06] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 11:55:06] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 11:55:06] [INFO ] Reduced 35 identical enabling conditions.
Deduced a syphon composed of 10215 places in 3 ms
Reduce places removed 10487 places and 121 transitions.
RANDOM walk for 30821 steps (6 resets) in 475 ms. (64 steps per ms) remains 0/13 properties
FORMULA BART-COL-020-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-020-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-020-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-020-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-020-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-020-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-020-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-020-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-020-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-020-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-020-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-020-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-020-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-23 11:55:06] [INFO ] Flatten gal took : 60 ms
[2026-05-23 11:55:06] [INFO ] Flatten gal took : 26 ms
[2026-05-23 11:55:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7269873645449251029.gal : 17 ms
[2026-05-23 11:55:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1716042629213136721.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/ReachabilityCardinality7269873645449251029.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1716042629213136721.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 ...328
Loading property file /tmp/ReachabilityCardinality1716042629213136721.prop.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 2381 ms.

BK_STOP 1779537306693

--------------------
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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ 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="BART-COL-020"
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 BART-COL-020, 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 r018-smll-177946788000191"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BART-COL-020.tgz
mv BART-COL-020 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 ;