fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r162-smll-177961107800285
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for Kanban-PT-00500

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
381.964 6814.00 13041.00 158.70 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 500 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.r162-smll-177961107800285.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 Kanban-PT-00500, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r162-smll-177961107800285
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 7.0K Mar 7 16:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Mar 7 16:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Mar 7 16:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Mar 7 16:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Mar 15 11:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 15 11:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 11:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 11:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 7 16:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 153K Mar 7 16:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Mar 7 16:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 7 16:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 11:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 11:08 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 14K 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 positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Kanban-PT-00500-UpperBounds-00
FORMULA_NAME Kanban-PT-00500-UpperBounds-01
FORMULA_NAME Kanban-PT-00500-UpperBounds-02
FORMULA_NAME Kanban-PT-00500-UpperBounds-03
FORMULA_NAME Kanban-PT-00500-UpperBounds-04
FORMULA_NAME Kanban-PT-00500-UpperBounds-05
FORMULA_NAME Kanban-PT-00500-UpperBounds-06
FORMULA_NAME Kanban-PT-00500-UpperBounds-07
FORMULA_NAME Kanban-PT-00500-UpperBounds-08
FORMULA_NAME Kanban-PT-00500-UpperBounds-09
FORMULA_NAME Kanban-PT-00500-UpperBounds-10
FORMULA_NAME Kanban-PT-00500-UpperBounds-11
FORMULA_NAME Kanban-PT-00500-UpperBounds-12
FORMULA_NAME Kanban-PT-00500-UpperBounds-13
FORMULA_NAME Kanban-PT-00500-UpperBounds-14
FORMULA_NAME Kanban-PT-00500-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779808455908

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Kanban-PT-00500
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-26 15:14:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 15:14:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 15:14:18] [INFO ] Load time of PNML (sax parser for PT used): 72 ms
[2026-05-26 15:14:18] [INFO ] Transformed 16 places.
[2026-05-26 15:14:18] [INFO ] Transformed 16 transitions.
[2026-05-26 15:14:18] [INFO ] Parsed PT model containing 16 places and 16 transitions and 40 arcs in 286 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
Reduction of identical properties reduced properties to check from 16 to 10
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 500, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 500, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-283117347526718658.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11043528001705277455.kers'
[2026-05-26 15:14:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-283117347526718658.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11043528001705277455.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 16 rows 15 cols 38 entries
Finished phase 1 with 11 SingleSign rule and 0 generalized
[2026-05-26 15:14:18] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-11043528001705277455.kers
Total runtime 2 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 500, 0, 0, 0] Max Struct:[500, 500, 500, 500, 500, 500, 500, 500, 500, 500]
FORMULA Kanban-PT-00500-UpperBounds-07 500 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10022 steps (2 resets) in 19 ms. (501 steps per ms)
FORMULA Kanban-PT-00500-UpperBounds-13 500 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Kanban-PT-00500-UpperBounds-09 500 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Kanban-PT-00500-UpperBounds-05 500 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Kanban-PT-00500-UpperBounds-08 500 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Kanban-PT-00500-UpperBounds-02 500 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 60006 steps (12 resets) in 128 ms. (465 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[45, 22, 45, 44, 18, 44] Max Struct:[500, 500, 500, 500, 500, 500]
[2026-05-26 15:14:19] [INFO ] Invariant cache hit.
[2026-05-26 15:14:19] [INFO ] [Real]Absence check using 4 positive place invariants in 7 ms returned sat
[2026-05-26 15:14:19] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-26 15:14:19] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2026-05-26 15:14:19] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-26 15:14:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 15:14:19] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-26 15:14:19] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-26 15:14:19] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2026-05-26 15:14:19] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 7 ms.
[2026-05-26 15:14:19] [INFO ] Added : 9 causal constraints over 2 iterations in 38 ms. Result :sat
Minimization took 18 ms.
[2026-05-26 15:14:19] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-26 15:14:19] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-26 15:14:19] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2026-05-26 15:14:19] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 6 ms.
[2026-05-26 15:14:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 15:14:19] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-26 15:14:19] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-26 15:14:19] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2026-05-26 15:14:19] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-26 15:14:19] [INFO ] Added : 14 causal constraints over 3 iterations in 43 ms. Result :sat
Minimization took 11 ms.
[2026-05-26 15:14:19] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-26 15:14:19] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 2 ms returned sat
[2026-05-26 15:14:19] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2026-05-26 15:14:19] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-26 15:14:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 15:14:20] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2026-05-26 15:14:20] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-26 15:14:20] [INFO ] Added : 8 causal constraints over 2 iterations in 25 ms. Result :sat
Minimization took 9 ms.
[2026-05-26 15:14:20] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-26 15:14:20] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 6 ms.
[2026-05-26 15:14:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 15:14:20] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2026-05-26 15:14:20] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-26 15:14:20] [INFO ] Added : 8 causal constraints over 2 iterations in 21 ms. Result :sat
Minimization took 8 ms.
[2026-05-26 15:14:20] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2026-05-26 15:14:20] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-26 15:14:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 15:14:20] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2026-05-26 15:14:20] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-26 15:14:20] [INFO ] Added : 13 causal constraints over 3 iterations in 28 ms. Result :sat
Minimization took 11 ms.
[2026-05-26 15:14:20] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-26 15:14:20] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-26 15:14:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 15:14:20] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 4 ms returned sat
[2026-05-26 15:14:20] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2026-05-26 15:14:20] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-26 15:14:20] [INFO ] Added : 9 causal constraints over 2 iterations in 20 ms. Result :sat
Minimization took 9 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[45, 22, 45, 44, 18, 44] Max Struct:[500, 500, 500, 500, 500, 500]
FORMULA Kanban-PT-00500-UpperBounds-15 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Kanban-PT-00500-UpperBounds-10 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Kanban-PT-00500-UpperBounds-00 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Kanban-PT-00500-UpperBounds-14 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Kanban-PT-00500-UpperBounds-06 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Kanban-PT-00500-UpperBounds-11 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Kanban-PT-00500-UpperBounds-12 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Kanban-PT-00500-UpperBounds-03 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Kanban-PT-00500-UpperBounds-04 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Kanban-PT-00500-UpperBounds-01 500 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 4155 ms.

BK_STOP 1779808462722

--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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 UpperBounds -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="Kanban-PT-00500"
export BK_EXAMINATION="UpperBounds"
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 Kanban-PT-00500, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r162-smll-177961107800285"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Kanban-PT-00500.tgz
mv Kanban-PT-00500 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;