fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r146-tall-177961074300648
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for HealthRecord-PT-14

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
679.168 74466.00 91372.00 279.40 2.7430E+0009 ? 1 10 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.r146-tall-177961074300648.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 HealthRecord-PT-14, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074300648
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 7.7K Mar 7 13:10 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K Mar 7 13:10 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 7 13:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 7 13:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 10:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 10:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 10:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 10:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K Mar 7 13:10 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K Mar 7 13:10 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Mar 7 13:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Mar 7 13:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 72K 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 1779737453036

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HealthRecord-PT-14
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StateSpace PT
Running Version 202604301425
[2026-05-25 19:30:54] [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]
[2026-05-25 19:30:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 19:30:54] [INFO ] Load time of PNML (sax parser for PT used): 74 ms
[2026-05-25 19:30:54] [INFO ] Transformed 162 places.
[2026-05-25 19:30:54] [INFO ] Transformed 347 transitions.
[2026-05-25 19:30:54] [INFO ] Found NUPN structural information;
[2026-05-25 19:30:54] [INFO ] Parsed PT model containing 162 places and 347 transitions and 915 arcs in 163 ms.
Ensure Unique test removed 20 transitions
Reduce redundant transitions removed 42 transitions.
Starting structural reductions in STATESPACE mode, iteration 0 : 162/162 places, 305/305 transitions.
[2026-05-25 19:30:54] [INFO ] Redundant transitions in 22 ms returned []
Running 304 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-11789674732612290554.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14120638870990382959.kers'
[2026-05-25 19:30:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11789674732612290554.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14120638870990382959.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 305 rows 155 cols 810 entries
Finished phase 1 with 142 SingleSign rule and 2 generalized
[2026-05-25 19:30:54] [INFO ] Computed 18 invariants in 2 ms
Computed 18 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-14120638870990382959.kers
Total runtime 3 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/151 variables, 151/151 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/151 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 2 (OVERLAPS) 3/154 variables, 9/160 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/154 variables, 3/163 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 1/164 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 20/184 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 20/204 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 17/221 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/154 variables, 2/223 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/154 variables, 10/233 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 17/250 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/154 variables, 4/254 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/154 variables, 1/255 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/154 variables, 5/260 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/154 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 304 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 15 (INCLUDED_ONLY) 0/154 variables, 4/267 constraints. Problems are: Problem set: 0 solved, 304 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 154/467 variables, and 267 constraints, problems are : Problem set: 0 solved, 304 unsolved in 30025 ms.
Refiners :[Domain max(s): 154/162 constraints, Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 1/9 constraints, State Equation: 0/162 constraints, PredecessorRefiner: 304/304 constraints, Known Traps: 103/103 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 304 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/151 variables, 151/151 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/151 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 2 (OVERLAPS) 3/154 variables, 9/160 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/154 variables, 3/163 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 1/164 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 103/267 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 7 (OVERLAPS) 8/162 variables, 8/275 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/162 variables, 8/283 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/162 variables, 3/286 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/162 variables, 3/289 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/162 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 12 (OVERLAPS) 305/467 variables, 162/451 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/467 variables, 304/755 constraints. Problems are: Problem set: 0 solved, 304 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 467/467 variables, and 762 constraints, problems are : Problem set: 0 solved, 304 unsolved in 30024 ms.
Refiners :[Domain max(s): 162/162 constraints, Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 162/162 constraints, PredecessorRefiner: 304/304 constraints, Known Traps: 116/116 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60235ms problems are : Problem set: 0 solved, 304 unsolved
Search for dead transitions found 0 dead transitions in 60250ms
Finished structural reductions in STATESPACE mode , in 1 iterations and 60393 ms. Remains : 162/162 places, 305/305 transitions.
Final net has 162 places and 305 transitions.
[2026-05-25 19:31:55] [INFO ] Flatten gal took : 50 ms
[2026-05-25 19:31:55] [INFO ] Applying decomposition
[2026-05-25 19:31:55] [INFO ] Flatten gal took : 19 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/graph6897253534973035834.txt' '-o' '/tmp/graph6897253534973035834.bin' '-w' '/tmp/graph6897253534973035834.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6897253534973035834.bin' '-l' '-1' '-v' '-w' '/tmp/graph6897253534973035834.weights' '-q' '0' '-e' '0.001'
[2026-05-25 19:31:55] [INFO ] Decomposing Gal with order
[2026-05-25 19:31:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 19:31:55] [INFO ] Removed a total of 52 redundant transitions.
[2026-05-25 19:31:55] [INFO ] Flatten gal took : 72 ms
[2026-05-25 19:31:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 10 labels/synchronizations in 5 ms.
[2026-05-25 19:31:55] [INFO ] Time to serialize gal into /tmp/StateSpace17717012257964135969.gal : 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/StateSpace17717012257964135969.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
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\_mod\_flat,2.74296e+09,12.055,331116,2302,2550,484576,73005,399,1.08318e+06,406,1.36447e+06,0
Total reachable state count : 2742958039

Max variable value : 1
STATE_SPACE MAX_TOKEN_IN_PLACE 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Maximum sum along a path : 10
STATE_SPACE MAX_TOKEN_PER_MARKING 10 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Exact state count : 2742958039
STATE_SPACE STATES 2742958039 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Total runtime 73274 ms.

BK_STOP 1779737527502

--------------------
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="HealthRecord-PT-14"
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 HealthRecord-PT-14, 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 r146-tall-177961074300648"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-14.tgz
mv HealthRecord-PT-14 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 ;