fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r050-smll-177946901100111
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for Champagne-PT-H08T1U

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
466.296 9036.00 24614.00 133.80 FFTTTTTFTFTTTTTF 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.r050-smll-177946901100111.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 Champagne-PT-H08T1U, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r050-smll-177946901100111
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 704K
-rw-r--r-- 1 mcc users 6.4K Mar 6 10:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 6 10:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 6 10:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 6 10:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 08:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 08:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 08:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 08:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.8K Mar 6 10:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 6 10:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Mar 6 10:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K Mar 6 10:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 08:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 08:00 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 304K 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 Champagne-PT-H08T1U-ReachabilityFireability-2024-00
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-01
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-02
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-03
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-04
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-05
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-06
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-07
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-08
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-09
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-10
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-11
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-12
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-13
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-14
FORMULA_NAME Champagne-PT-H08T1U-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779518083023

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Champagne-PT-H08T1U
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-23 06:34:45] [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 06:34:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 06:34:46] [INFO ] Load time of PNML (sax parser for PT used): 312 ms
[2026-05-23 06:34:46] [INFO ] Transformed 961 places.
[2026-05-23 06:34:46] [INFO ] Transformed 1347 transitions.
[2026-05-23 06:34:46] [INFO ] Found NUPN structural information;
[2026-05-23 06:34:46] [INFO ] Parsed PT model containing 961 places and 1347 transitions and 3454 arcs in 573 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 35 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (60 resets) in 2377 ms. (16 steps per ms) remains 1/16 properties
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 749 ms. (53 steps per ms) remains 1/1 properties
[2026-05-23 06:34:47] [INFO ] Flatten gal took : 345 ms
[2026-05-23 06:34:47] [INFO ] Flatten gal took : 97 ms
[2026-05-23 06:34:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality437851112681528194.gal : 106 ms
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7943326966504531269.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5593901796506197961.kers'
[2026-05-23 06:34:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1219880833886150248.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/ReachabilityCardinality437851112681528194.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1219880833886150248.prop' '--nowitness' '--gen-order' 'FOLLOW'
[2026-05-23 06:34:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7943326966504531269.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5593901796506197961.kers]

Culled 0 columns in 1 ms.
// Phase 1: matrix 1347 rows 961 cols 3454 entries
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
Finished phase 1 with 924 SingleSign rule and 0 generalized
[2026-05-23 06:34:47] [INFO ] Computed 37 invariants in 10 ms
Computed 37 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-5593901796506197961.kers
Total runtime 19 ms.
Excessive predecessor constraint size, skipping predecessor.
Loading property file /tmp/ReachabilityCardinality1219880833886150248.prop.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 388/407 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/407 variables, 388/422 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/407 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 554/961 variables, 22/444 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/961 variables, 554/998 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/961 variables, 0/998 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
At refinement iteration 8 (OVERLAPS) 1347/2308 variables, 961/1959 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 11
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :11 after 100
At refinement iteration 9 (INCLUDED_ONLY) 0/2308 variables, 0/1959 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/2308 variables, 0/1959 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :100 after 3041
After SMT solving in domain Real declared 2308/2308 variables, and 1959 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1467 ms.
Refiners :[Domain max(s): 961/961 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 961/961 constraints, PredecessorRefiner: 1/0 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) 0/19 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 388/407 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/407 variables, 388/422 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/407 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 554/961 variables, 22/444 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/961 variables, 554/998 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :3041 after 88574
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :88574 after 128169
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :128169 after 128482
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :128482 after 129860
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :129860 after 141956
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :141956 after 174308
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :174308 after 264732
At refinement iteration 7 (INCLUDED_ONLY) 0/961 variables, 6/1004 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/961 variables, 0/1004 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :264732 after 914802
At refinement iteration 9 (OVERLAPS) 1347/2308 variables, 961/1965 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2308 variables, 0/1965 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/2308 variables, 0/1965 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2308/2308 variables, and 1965 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2595 ms.
Refiners :[Domain max(s): 961/961 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 961/961 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4354ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 206 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=51 )
FORMULA Champagne-PT-H08T1U-ReachabilityFireability-2024-10 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 23 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 6500 ms.

BK_STOP 1779518092059

--------------------
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="Champagne-PT-H08T1U"
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 Champagne-PT-H08T1U, 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 r050-smll-177946901100111"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H08T1U.tgz
mv Champagne-PT-H08T1U 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 ;