fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r018-smll-177946788100254
Last Updated
Jun 17, 2026

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

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
520.920 12948.00 36227.00 246.20 TFTFTFFTFTTTTFTF 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-177946788100254.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-PT-020, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946788100254
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 46M
-rw-r--r-- 1 mcc users 1.3M Mar 5 09:28 CTLCardinality.txt
-rw-r--r-- 1 mcc users 4.5M Mar 5 09:28 CTLCardinality.xml
-rw-r--r-- 1 mcc users 1.7M Mar 5 09:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 5.6M 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 562K Mar 15 07:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 1.5M Mar 15 07:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 680K Mar 15 07:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 1.7M Mar 15 07:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.3M Mar 5 09:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 8.1M Mar 5 09:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.1M Mar 5 09:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 9.5M Mar 5 09:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 120K Mar 15 07:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 242K Mar 15 07:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 4.8M 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-PT-020-ReachabilityCardinality-2024-00
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-01
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-02
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-03
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-04
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-05
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-06
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-07
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-08
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-09
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-10
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-11
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-12
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-13
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-14
FORMULA_NAME BART-PT-020-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779553210572

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BART-PT-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-23 16:20:12] [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 16:20:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 16:20:14] [INFO ] Load time of PNML (sax parser for PT used): 890 ms
[2026-05-23 16:20:14] [INFO ] Transformed 2850 places.
[2026-05-23 16:20:14] [INFO ] Transformed 4040 transitions.
[2026-05-23 16:20:14] [INFO ] Found NUPN structural information;
[2026-05-23 16:20:14] [INFO ] Parsed PT model containing 2850 places and 4040 transitions and 32400 arcs in 1226 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 305 ms.
Working with output stream class java.io.PrintStream
Reduce places removed 210 places and 0 transitions.
FORMULA BART-PT-020-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-2024-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-2024-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 2799 ms. (14 steps per ms) remains 1/6 properties
FORMULA BART-PT-020-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-020-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-020-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-020-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-020-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 679 ms. (58 steps per ms) remains 1/1 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2430367647221952202.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11237319364182530722.kers'
[2026-05-23 16:20:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2430367647221952202.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11237319364182530722.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 4040 rows 2640 cols 8080 entries
Finished phase 1 with 2620 SingleSign rule and 0 generalized
[2026-05-23 16:20:16] [INFO ] Computed 20 invariants in 32 ms
Computed 20 P flows in 37 ms.
Exported basis to /tmp/petrispot-output-11237319364182530722.kers
Total runtime 48 ms.
[2026-05-23 16:20:16] [INFO ] Flatten gal took : 597 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2026-05-23 16:20:16] [INFO ] Flatten gal took : 267 ms
[2026-05-23 16:20:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality464327441100711557.gal : 178 ms
[2026-05-23 16:20:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7258819229873108971.prop : 3 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/ReachabilityCardinality464327441100711557.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7258819229873108971.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 ...327
At refinement iteration 2 (OVERLAPS) 1827/1848 variables, 14/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Loading property file /tmp/ReachabilityCardinality7258819229873108971.prop.
At refinement iteration 3 (INCLUDED_ONLY) 0/1848 variables, 1827/1862 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1848 variables, 0/1862 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2828/4676 variables, 1848/3710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4676 variables, 0/3710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/4676 variables, 0/3710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4676/6680 variables, and 3710 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3315 ms.
Refiners :[Domain max(s): 1848/2640 constraints, Positive P Invariants (semi-flows): 14/20 constraints, State Equation: 1848/2640 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 1827/1848 variables, 14/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1848 variables, 1827/1862 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1848 variables, 0/1862 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2828/4676 variables, 1848/3710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4676 variables, 1/3711 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4676 variables, 0/3711 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/4676 variables, 0/3711 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4676/6680 variables, and 3711 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3502 ms.
Refiners :[Domain max(s): 1848/2640 constraints, Positive P Invariants (semi-flows): 14/20 constraints, State Equation: 1848/2640 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7266ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 55 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=18 )
FORMULA BART-PT-020-ReachabilityCardinality-2024-12 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 24 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 10470 ms.

BK_STOP 1779553223520

--------------------
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="BART-PT-020"
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 BART-PT-020, 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 r018-smll-177946788100254"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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