fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r098-tall-177955695600510
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for DLCround-PT-03a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
295.067 2930.00 6354.00 42.50 FTTFFFFTFTFTFTTT 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.r098-tall-177955695600510.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 DLCround-PT-03a, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695600510
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 632K
-rw-r--r-- 1 mcc users 6.2K Mar 6 17:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 6 17:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 6 17:19 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 6 17:19 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 3.5K Mar 15 09:21 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 09:21 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 09:21 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.8K Mar 6 17:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Mar 6 17:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 6 17:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 117K Mar 6 17:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 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 148K 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 DLCround-PT-03a-ReachabilityCardinality-2024-00
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-01
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-02
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-03
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-04
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-05
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-06
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-07
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-08
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-09
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-10
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-11
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-12
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-13
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-14
FORMULA_NAME DLCround-PT-03a-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779625091841

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCround-PT-03a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-24 12:18:13] [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]
[2026-05-24 12:18:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 12:18:13] [INFO ] Load time of PNML (sax parser for PT used): 94 ms
[2026-05-24 12:18:13] [INFO ] Transformed 113 places.
[2026-05-24 12:18:13] [INFO ] Transformed 617 transitions.
[2026-05-24 12:18:13] [INFO ] Found NUPN structural information;
[2026-05-24 12:18:13] [INFO ] Parsed PT model containing 113 places and 617 transitions and 2269 arcs in 191 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 17 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 72 transitions
Reduce redundant transitions removed 72 transitions.
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 1505 ms. (26 steps per ms) remains 8/11 properties
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 282 ms. (141 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 403 ms. (99 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 153 ms. (259 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 238 ms. (167 steps per ms) remains 8/8 properties
[2026-05-24 12:18:14] [INFO ] Flatten gal took : 219 ms
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 8/8 properties
[2026-05-24 12:18:14] [INFO ] Flatten gal took : 63 ms
BEST_FIRST walk for 40003 steps (8 resets) in 375 ms. (106 steps per ms) remains 8/8 properties
[2026-05-24 12:18:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17302206846342697874.gal : 98 ms
BEST_FIRST walk for 40004 steps (8 resets) in 236 ms. (168 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 8/8 properties
[2026-05-24 12:18:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2163753702628038079.prop : 1 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/ReachabilityCardinality17302206846342697874.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2163753702628038079.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
[2026-05-24 12:18:14] [INFO ] Flow matrix only has 106 transitions (discarded 439 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5648280815295210123.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11276034851216362326.kers'
[2026-05-24 12:18:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5648280815295210123.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11276034851216362326.kers]
Normalized transition count is 105 out of 106 initially.
Culling duplicate invariants (modulo rational): removing 44 columns.
Culled 44 columns in 0 ms.
// Phase 1: matrix 105 rows 69 cols 217 entries
Finished phase 1 with 61 SingleSign rule and 0 generalized
[2026-05-24 12:18:14] [INFO ] Computed 52 invariants in 0 ms
Computed 52 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11276034851216362326.kers
Total runtime 1 ms.
Loading property file /tmp/ReachabilityCardinality2163753702628038079.prop.
[2026-05-24 12:18:14] [INFO ] State equation strengthened by 33 read => feed constraints.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :5 after 8
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :8 after 50
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :50 after 2353
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :2353 after 17151
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :17151 after 1.6807e+07
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,2.401e+07,0.183043,7568,2,480,11,7497,14,0,977,3464,0
Total reachable state count : 24010001

Verifying 8 reachability properties.
Reachability property DLCround-PT-03a-ReachabilityCardinality-2024-00 does not hold.
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : DLCround-PT-03a-ReachabilityCardinality-2024-00

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DLCround-PT-03a-ReachabilityCardinality-2024-00,0,0.183749,7568,1,0,11,7497,14,0,979,3464,0
Invariant property DLCround-PT-03a-ReachabilityCardinality-2024-01 is true.
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-01 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
DLCround-PT-03a-ReachabilityCardinality-2024-01,0,0.184823,7568,1,0,11,7497,14,0,985,3464,0
Reachability property DLCround-PT-03a-ReachabilityCardinality-2024-03 does not hold.
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : DLCround-PT-03a-ReachabilityCardinality-2024-03

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DLCround-PT-03a-ReachabilityCardinality-2024-03,0,0.185005,7568,1,0,11,7497,14,0,986,3464,0
Reachability property DLCround-PT-03a-ReachabilityCardinality-2024-04 does not hold.
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : DLCround-PT-03a-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
DLCround-PT-03a-ReachabilityCardinality-2024-04,0,0.18525,7568,1,0,11,7497,14,0,988,3464,0
Reachability property DLCround-PT-03a-ReachabilityCardinality-2024-05 does not hold.
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : DLCround-PT-03a-ReachabilityCardinality-2024-05

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DLCround-PT-03a-ReachabilityCardinality-2024-05,0,0.185712,7568,1,0,11,7497,14,0,990,3464,0
Reachability property DLCround-PT-03a-ReachabilityCardinality-2024-06 does not hold.
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : DLCround-PT-03a-ReachabilityCardinality-2024-06

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DLCround-PT-03a-ReachabilityCardinality-2024-06,0,0.187418,7568,1,0,11,7497,14,0,1016,3464,0
Reachability property DLCround-PT-03a-ReachabilityCardinality-2024-12 does not hold.
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : DLCround-PT-03a-ReachabilityCardinality-2024-12

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DLCround-PT-03a-ReachabilityCardinality-2024-12,0,0.188318,7568,1,0,11,7497,14,0,1025,3464,0
Invariant property DLCround-PT-03a-ReachabilityCardinality-2024-15 is true.
FORMULA DLCround-PT-03a-ReachabilityCardinality-2024-15 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
DLCround-PT-03a-ReachabilityCardinality-2024-15,0,0.188521,7568,1,0,11,7497,14,0,1026,3464,0
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 51/51 constraints. Problems are: Problem set: 6 solved, 2 unsolved
After SMT solving in domain Real declared 51/219 variables, and 51 constraints, problems are : Problem set: 8 solved, 0 unsolved in 154 ms.
Refiners :[Domain max(s): 51/113 constraints, Positive P Invariants (semi-flows): 0/52 constraints, State Equation: 0/113 constraints, ReadFeed: 0/33 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 244ms problems are : Problem set: 8 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
All properties solved without resorting to model-checking.
Total runtime 1738 ms.

BK_STOP 1779625094771

--------------------
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="DLCround-PT-03a"
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 DLCround-PT-03a, 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 r098-tall-177955695600510"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-03a.tgz
mv DLCround-PT-03a 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 ;