fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r082-smll-177946993500094
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for DBSingleClientW-PT-d0m05

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
418.699 9287.00 25650.00 103.10 TFFTFTFFTTTFTFTF 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.r082-smll-177946993500094.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 DBSingleClientW-PT-d0m05, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993500094
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 5.8K Mar 6 18:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Mar 6 18:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 6 18:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Mar 6 18:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 08:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 08:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 08:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 08:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 6 18:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K Mar 6 18:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 18:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 112K Mar 6 18:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 08:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 119K 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 DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-00
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-01
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-02
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-03
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-04
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-05
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-06
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-07
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-08
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-09
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-10
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-11
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-12
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-13
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-14
FORMULA_NAME DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779552349830

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DBSingleClientW-PT-d0m05
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-23 16:05:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 16:05:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 16:05:52] [INFO ] Load time of PNML (sax parser for PT used): 203 ms
[2026-05-23 16:05:52] [INFO ] Transformed 553 places.
[2026-05-23 16:05:52] [INFO ] Transformed 150 transitions.
[2026-05-23 16:05:52] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 414 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 46 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 444 places in 4 ms
Reduce places removed 444 places and 0 transitions.
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 16:05:53] [INFO ] Flatten gal took : 122 ms
[2026-05-23 16:05:53] [INFO ] Flatten gal took : 64 ms
[2026-05-23 16:05:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11431387916188388144.gal : 46 ms
RANDOM walk for 40000 steps (9098 resets) in 2627 ms. (15 steps per ms) remains 3/3 properties
[2026-05-23 16:05:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8466532452472165852.prop : 6 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/ReachabilityCardinality11431387916188388144.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8466532452472165852.prop' '--nowitness' '--gen-order' 'FOLLOW'

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
Loading property file /tmp/ReachabilityCardinality8466532452472165852.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :5 after 16
BEST_FIRST walk for 40001 steps (4057 resets) in 945 ms. (42 steps per ms) remains 3/3 properties
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :16 after 36
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :36 after 56
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :56 after 108
BEST_FIRST walk for 40001 steps (3929 resets) in 257 ms. (155 steps per ms) remains 3/3 properties
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :108 after 915
BEST_FIRST walk for 40003 steps (3952 resets) in 181 ms. (219 steps per ms) remains 3/3 properties
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :915 after 2346
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :2346 after 7385
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :7385 after 35302
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :35302 after 74734
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :74734 after 164673
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,236174,2.83019,70080,2,13138,16,189482,9,0,571,145361,0
Total reachable state count : 236174

Verifying 3 reachability properties.
Invariant property DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-00 is true.
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-00,0,2.83285,70080,1,0,16,189482,9,0,572,145361,0
Reachability property DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-04 does not hold.
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-04

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-04,0,2.83453,70080,1,0,16,189482,9,0,572,145361,0
Invariant property DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-07 does not hold.
FORMULA DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DBSingleClientW-PT-d0m05-ReachabilityCardinality-2024-07,92,2.83735,70080,2,318,16,189482,9,0,577,145361,0
ITS tools runner thread asked to quit. Dying gracefully.
Probably explored full state space saw : 236166 states, properties seen :1
Probabilistic random walk after 659460 steps, saw 236166 distinct states, run finished after 2782 ms. (steps per millisecond=237 ) properties seen :1
Explored full state space saw : 236174 states, properties seen :0
Exhaustive walk after 659474 steps, saw 236174 distinct states, run finished after 2337 ms. (steps per millisecond=282 ) properties seen :0
All properties solved without resorting to model-checking.
Total runtime 6977 ms.

BK_STOP 1779552359117

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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="DBSingleClientW-PT-d0m05"
export BK_EXAMINATION="ReachabilityCardinality"
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 DBSingleClientW-PT-d0m05, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r082-smll-177946993500094"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m05.tgz
mv DBSingleClientW-PT-d0m05 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;