fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r040-tall-177946844600193
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for BridgeAndVehicles-PT-V80P50N20

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
796.436 11292.00 31524.00 124.70 F 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.r040-tall-177946844600193.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 BridgeAndVehicles-PT-V80P50N20, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r040-tall-177946844600193
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 13M
-rw-r--r-- 1 mcc users 27K Mar 5 08:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 147K Mar 5 08:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 530K Mar 5 08:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 2.0M Mar 5 08:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 11K Mar 15 07:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 50K Mar 15 07:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 110K Mar 15 07:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 339K Mar 15 07:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 75K Mar 5 08:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 375K Mar 5 08:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 1.3M Mar 5 08:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 4.8M Mar 5 08:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 15 07:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.2K Mar 15 07:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 3.1M 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

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1779480501794

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BridgeAndVehicles-PT-V80P50N20
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-22 20:08:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-22 20:08:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 20:08:23] [INFO ] Load time of PNML (sax parser for PT used): 254 ms
[2026-05-22 20:08:23] [INFO ] Transformed 198 places.
[2026-05-22 20:08:23] [INFO ] Transformed 3728 transitions.
[2026-05-22 20:08:23] [INFO ] Parsed PT model containing 198 places and 3728 transitions and 28830 arcs in 383 ms.
[2026-05-22 20:08:24] [INFO ] Flatten gal took : 466 ms
RANDOM walk for 40001 steps (56 resets) in 3428 ms. (11 steps per ms) remains 6/198 properties
BEST_FIRST walk for 40003 steps (16 resets) in 497 ms. (80 steps per ms) remains 6/6 properties
[2026-05-22 20:08:24] [INFO ] Flatten gal took : 320 ms
BEST_FIRST walk for 40002 steps (16 resets) in 389 ms. (102 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (16 resets) in 368 ms. (108 steps per ms) remains 6/6 properties
[2026-05-22 20:08:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9266573687055116743.gal : 152 ms
[2026-05-22 20:08:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3168505664352572198.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/ReachabilityCardinality9266573687055116743.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3168505664352572198.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 ...328
BEST_FIRST walk for 40001 steps (16 resets) in 433 ms. (92 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (16 resets) in 402 ms. (99 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (16 resets) in 374 ms. (106 steps per ms) remains 6/6 properties
[2026-05-22 20:08:25] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18978700353127226.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12144109169387819731.kers'
[2026-05-22 20:08:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18978700353127226.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12144109169387819731.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 410 rows 198 cols 2110 entries
Finished phase 1 with 31 SingleSign rule and 160 generalized
[2026-05-22 20:08:25] [INFO ] Computed 7 invariants in 2 ms
Computed 7 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12144109169387819731.kers
Total runtime 3 ms.
[2026-05-22 20:08:25] [INFO ] State equation strengthened by 42 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Loading property file /tmp/ReachabilityCardinality3168505664352572198.prop.
At refinement iteration 1 (OVERLAPS) 156/162 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/162 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 322/484 variables, 162/164 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/484 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 2
At refinement iteration 5 (OVERLAPS) 99/583 variables, 11/175 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/583 variables, 1/176 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :2 after 6
At refinement iteration 7 (INCLUDED_ONLY) 0/583 variables, 42/218 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :6 after 19
At refinement iteration 8 (INCLUDED_ONLY) 0/583 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 4/587 variables, 3/221 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/587 variables, 4/225 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/587 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :19 after 42
At refinement iteration 12 (OVERLAPS) 21/608 variables, 21/246 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/608 variables, 1/247 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/608 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (OVERLAPS) 0/608 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 608/608 variables, and 247 constraints, problems are : Problem set: 0 solved, 6 unsolved in 2280 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 198/198 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 156/162 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/162 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 322/484 variables, 162/164 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/484 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 99/583 variables, 11/175 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/583 variables, 1/176 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/583 variables, 42/218 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/583 variables, 6/224 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :42 after 132
At refinement iteration 9 (INCLUDED_ONLY) 0/583 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 4/587 variables, 3/227 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/587 variables, 4/231 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/587 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 21/608 variables, 21/252 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/608 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/608 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 0/608 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 608/608 variables, and 253 constraints, problems are : Problem set: 0 solved, 6 unsolved in 4859 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 198/198 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7266ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 5 different solutions.
Finished Parikh walk after 2560 steps, including 15 resets, run visited all 2 properties in 14 ms. (steps per millisecond=182 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 6 properties in 231 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 198 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL
Total runtime 9937 ms.

BK_STOP 1779480513086

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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 StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="BridgeAndVehicles-PT-V80P50N20"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 BridgeAndVehicles-PT-V80P50N20, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r040-tall-177946844600193"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V80P50N20.tgz
mv BridgeAndVehicles-PT-V80P50N20 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;