fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r082-smll-177946993600136
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for DBSingleClientW-PT-d0m10

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
16198.607 1633749.00 1544507.00 45144.50 7.8003E+0009 ? 10 11 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.r082-smll-177946993600136.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 DBSingleClientW-PT-d0m10, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993600136
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 564K
-rw-r--r-- 1 mcc users 6.8K Mar 6 18:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 6 18:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Mar 6 18:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K Mar 6 18:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 08:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 08:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 08:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 15 08:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 18:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 107K Mar 6 18:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Mar 6 18:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Mar 6 18:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 08:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 119K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

no data necessary for post analysis


=== Now, execution of the tool begins

BK_START 1779562412233

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DBSingleClientW-PT-d0m10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StateSpace PT
Running Version 202604301425
[2026-05-23 18:53:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StateSpace, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 18:53:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 18:53:34] [INFO ] Load time of PNML (sax parser for PT used): 167 ms
[2026-05-23 18:53:34] [INFO ] Transformed 553 places.
[2026-05-23 18:53:34] [INFO ] Transformed 150 transitions.
[2026-05-23 18:53:34] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 384 ms.
Deduced a syphon composed of 444 places in 3 ms
Reduce places removed 444 places and 0 transitions.
Starting structural reductions in STATESPACE mode, iteration 0 : 109/109 places, 150/150 transitions.
[2026-05-23 18:53:34] [INFO ] Redundant transitions in 5 ms returned []
Running 149 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6391169438677462115.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11665403888587964079.kers'
[2026-05-23 18:53:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6391169438677462115.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11665403888587964079.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 150 rows 109 cols 450 entries
Finished phase 1 with 59 SingleSign rule and 44 generalized
[2026-05-23 18:53:35] [INFO ] Computed 6 invariants in 1 ms
Computed 6 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-11665403888587964079.kers
Total runtime 3 ms.
[2026-05-23 18:53:35] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (OVERLAPS) 5/106 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (OVERLAPS) 3/109 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/109 variables, 20/27 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/109 variables, 7/34 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/109 variables, 14/48 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/109 variables, 8/56 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/109 variables, 4/60 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/109 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 11 (OVERLAPS) 150/259 variables, 109/169 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/259 variables, 74/243 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/259 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 14 (OVERLAPS) 0/259 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 259/259 variables, and 243 constraints, problems are : Problem set: 0 solved, 149 unsolved in 17380 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 109/109 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 54/54 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 5/106 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 36/54 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 3/109 variables, 3/57 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/109 variables, 3/60 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/109 variables, 20/80 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/109 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/109 variables, 5/105 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/109 variables, 16/121 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/109 variables, 4/125 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/109 variables, 3/128 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/109 variables, 5/133 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/109 variables, 2/135 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/109 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 16 (OVERLAPS) 150/259 variables, 109/244 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/259 variables, 74/318 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/259 variables, 149/467 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 259/259 variables, and 467 constraints, problems are : Problem set: 0 solved, 149 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 109/109 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 129/129 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47810ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 47831ms
Finished structural reductions in STATESPACE mode , in 1 iterations and 48014 ms. Remains : 109/109 places, 150/150 transitions.
Final net has 109 places and 150 transitions.
[2026-05-23 18:54:23] [INFO ] Flatten gal took : 95 ms
[2026-05-23 18:54:23] [INFO ] Applying decomposition
[2026-05-23 18:54:23] [INFO ] Flatten gal took : 31 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10125302132731116883.txt' '-o' '/tmp/graph10125302132731116883.bin' '-w' '/tmp/graph10125302132731116883.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10125302132731116883.bin' '-l' '-1' '-v' '-w' '/tmp/graph10125302132731116883.weights' '-q' '0' '-e' '0.001'
[2026-05-23 18:54:23] [INFO ] Decomposing Gal with order
[2026-05-23 18:54:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 18:54:23] [INFO ] Removed a total of 163 redundant transitions.
[2026-05-23 18:54:23] [INFO ] Flatten gal took : 147 ms
[2026-05-23 18:54:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 164 labels/synchronizations in 25 ms.
[2026-05-23 18:54:23] [INFO ] Time to serialize gal into /tmp/StateSpace14934745637453040914.gal : 15 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/StateSpace14934745637453040914.gal' '-t' 'CGAL' '--stats'

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 ...220
Detected timeout of ITS tools.
[2026-05-23 19:14:47] [INFO ] Flatten gal took : 380 ms
[2026-05-23 19:14:48] [INFO ] Time to serialize gal into /tmp/StateSpace10164906813748705451.gal : 131 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/StateSpace10164906813748705451.gal' '-t' 'CGAL' '--stats' '--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 ...241
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,7.80027e+09,353.108,5120660,2,225782,5,1.60964e+07,6,0,566,1.30141e+07,0
Total reachable state count : 7800273050

Max variable value : 10
STATE_SPACE MAX_TOKEN_IN_PLACE 10 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Maximum sum along a path : 11
STATE_SPACE MAX_TOKEN_PER_MARKING 11 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Exact state count : 7800273050
STATE_SPACE STATES 7800273050 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Total runtime 1630446 ms.

BK_STOP 1779564045982

--------------------
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
+ [[ StateSpace = StateSpace ]]
+ [[ -f modelMain.xml ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StateSpace -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 StateSpace -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="DBSingleClientW-PT-d0m10"
export BK_EXAMINATION="StateSpace"
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 DBSingleClientW-PT-d0m10, examination is StateSpace"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r082-smll-177946993600136"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m10.tgz
mv DBSingleClientW-PT-d0m10 execution
cd execution
if [ "StateSpace" = "ReachabilityDeadlock" ] || [ "StateSpace" = "UpperBounds" ] || [ "StateSpace" = "QuasiLiveness" ] || [ "StateSpace" = "StableMarking" ] || [ "StateSpace" = "Liveness" ] || [ "StateSpace" = "OneSafe" ] || [ "StateSpace" = "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 [ "StateSpace" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StateSpace" != "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 "StateSpace.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 '' StateSpace.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StateSpace" = "ReachabilityDeadlock" ] || [ "StateSpace" = "QuasiLiveness" ] || [ "StateSpace" = "StableMarking" ] || [ "StateSpace" = "Liveness" ] || [ "StateSpace" = "OneSafe" ] ; then
echo "FORMULA_NAME StateSpace"
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 ;