fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r162-smll-177961107700078
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for IBM319-PT-none

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
246.239 4123.00 11363.00 85.70 FFFTTTTTTFTTTTTF 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-177961107700078.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 IBM319-PT-none, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r162-smll-177961107700078
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 732K
-rw-r--r-- 1 mcc users 12K Mar 7 16:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Mar 7 16:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Mar 7 16:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Mar 7 16:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 6.2K Mar 15 10:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 10:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Mar 15 11:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 23K Mar 15 11:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 24K Mar 7 16:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K Mar 7 16:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 20K Mar 7 16:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K Mar 7 16:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 11:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Mar 15 11:00 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 184K 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 IBM319-PT-none-ReachabilityCardinality-2024-00
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-01
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-02
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-03
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-04
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-05
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-06
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-07
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-08
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-09
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-10
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-11
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-12
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-13
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-14
FORMULA_NAME IBM319-PT-none-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779722905978

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=IBM319-PT-none
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-25 15:28:27] [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]
[2026-05-25 15:28:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 15:28:28] [INFO ] Load time of PNML (sax parser for PT used): 150 ms
[2026-05-25 15:28:28] [INFO ] Transformed 253 places.
[2026-05-25 15:28:28] [INFO ] Transformed 178 transitions.
[2026-05-25 15:28:28] [INFO ] Found NUPN structural information;
[2026-05-25 15:28:28] [INFO ] Parsed PT model containing 253 places and 178 transitions and 526 arcs in 358 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 27 ms.
Working with output stream class java.io.PrintStream
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (821 resets) in 1647 ms. (24 steps per ms) remains 6/9 properties
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40002 steps (464 resets) in 363 ms. (109 steps per ms) remains 6/6 properties
[2026-05-25 15:28:29] [INFO ] Flatten gal took : 206 ms
BEST_FIRST walk for 40001 steps (485 resets) in 650 ms. (61 steps per ms) remains 6/6 properties
[2026-05-25 15:28:29] [INFO ] Flatten gal took : 74 ms
[2026-05-25 15:28:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13497949613597839959.gal : 51 ms
BEST_FIRST walk for 40001 steps (448 resets) in 457 ms. (87 steps per ms) remains 6/6 properties
[2026-05-25 15:28:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6123614954270669035.prop : 14 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/ReachabilityCardinality13497949613597839959.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6123614954270669035.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
Loading property file /tmp/ReachabilityCardinality6123614954270669035.prop.
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :2 after 4
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :4 after 8
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :8 after 19
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :19 after 23
BEST_FIRST walk for 40001 steps (457 resets) in 567 ms. (70 steps per ms) remains 6/6 properties
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :23 after 38
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :38 after 70
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :70 after 274
BEST_FIRST walk for 40002 steps (437 resets) in 412 ms. (96 steps per ms) remains 6/6 properties
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :274 after 1642
BEST_FIRST walk for 40002 steps (433 resets) in 196 ms. (203 steps per ms) remains 6/6 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7418983932315781401.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2227394929986247617.kers'
[2026-05-25 15:28:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7418983932315781401.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2227394929986247617.kers]
Culling duplicate invariants (modulo rational): removing 76 columns.
Culled 76 columns in 0 ms.
// Phase 1: matrix 178 rows 177 cols 374 entries
Finished phase 1 with 164 SingleSign rule and 5 generalized
[2026-05-25 15:28:29] [INFO ] Computed 84 invariants in 1 ms
Computed 84 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-2227394929986247617.kers
Total runtime 2 ms.
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :1642 after 2048
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,2482,0.456478,8688,2,1708,15,18779,12,0,1319,11492,0
Total reachable state count : 2482

Verifying 6 reachability properties.
Reachability property IBM319-PT-none-ReachabilityCardinality-2024-00 does not hold.
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : IBM319-PT-none-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
IBM319-PT-none-ReachabilityCardinality-2024-00,0,0.457642,8708,1,0,15,18779,12,0,1322,11492,0
Invariant property IBM319-PT-none-ReachabilityCardinality-2024-05 is true.
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-05 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
IBM319-PT-none-ReachabilityCardinality-2024-05,0,0.465635,8952,1,0,15,18779,12,0,1349,11492,0
Invariant property IBM319-PT-none-ReachabilityCardinality-2024-06 is true.
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-06 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
IBM319-PT-none-ReachabilityCardinality-2024-06,0,0.466449,8952,1,0,15,18779,12,0,1349,11492,0
Reachability property IBM319-PT-none-ReachabilityCardinality-2024-09 does not hold.
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : IBM319-PT-none-ReachabilityCardinality-2024-09

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
IBM319-PT-none-ReachabilityCardinality-2024-09,0,0.472096,8952,1,0,15,18779,12,0,1372,11492,0
Invariant property IBM319-PT-none-ReachabilityCardinality-2024-10 is true.
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-10 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
IBM319-PT-none-ReachabilityCardinality-2024-10,0,0.476687,8952,1,0,15,18779,12,0,1389,11492,0
Invariant property IBM319-PT-none-ReachabilityCardinality-2024-13 is true.
FORMULA IBM319-PT-none-ReachabilityCardinality-2024-13 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
IBM319-PT-none-ReachabilityCardinality-2024-13,0,0.480525,8952,1,0,15,18779,12,0,1399,11492,0
ITS tools runner thread asked to quit. Dying gracefully.
After SMT solving in domain Real declared 78/431 variables, and 0 constraints, problems are : Problem set: 6 solved, 0 unsolved in 180 ms.
Refiners :[Domain max(s): 0/253 constraints, Positive P Invariants (semi-flows): 0/2 constraints, Generalized P Invariants (flows): 0/82 constraints, State Equation: 0/253 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 311ms problems are : Problem set: 6 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
All properties solved without resorting to model-checking.
Total runtime 2227 ms.

BK_STOP 1779722910101

--------------------
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="IBM319-PT-none"
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 IBM319-PT-none, 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 r162-smll-177961107700078"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/IBM319-PT-none.tgz
mv IBM319-PT-none 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 ;