fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r146-tall-177961074300616
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for HealthRecord-PT-10

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
575.176 69846.00 86642.00 741.50 1.2277E+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-177961074300616.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 HealthRecord-PT-10, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074300616
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 524K
-rw-r--r-- 1 mcc users 6.3K Mar 7 13:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Mar 7 13:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 7 13:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 7 13:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 10:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 10:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 10:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 7 13:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 136K Mar 7 13:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Mar 7 13:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Mar 7 13:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:43 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 69K 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 1779736668580

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-10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StateSpace PT
Running Version 202604301425
[2026-05-25 19:17:49] [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 19:17:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 19:17:49] [INFO ] Load time of PNML (sax parser for PT used): 70 ms
[2026-05-25 19:17:49] [INFO ] Transformed 158 places.
[2026-05-25 19:17:49] [INFO ] Transformed 333 transitions.
[2026-05-25 19:17:49] [INFO ] Found NUPN structural information;
[2026-05-25 19:17:49] [INFO ] Parsed PT model containing 158 places and 333 transitions and 875 arcs in 162 ms.
Ensure Unique test removed 18 transitions
Reduce redundant transitions removed 40 transitions.
Starting structural reductions in STATESPACE mode, iteration 0 : 158/158 places, 293/293 transitions.
[2026-05-25 19:17:50] [INFO ] Redundant transitions in 23 ms returned []
Running 292 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-15985568310380245377.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2100063773101991629.kers'
[2026-05-25 19:17:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15985568310380245377.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2100063773101991629.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 293 rows 151 cols 774 entries
Finished phase 1 with 138 SingleSign rule and 2 generalized
[2026-05-25 19:17:50] [INFO ] Computed 18 invariants in 1 ms
Computed 18 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-2100063773101991629.kers
Total runtime 2 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 147/147 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 2 (OVERLAPS) 3/150 variables, 9/156 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/150 variables, 3/159 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/150 variables, 1/160 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/150 variables, 20/180 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 20/200 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/150 variables, 20/220 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/150 variables, 4/224 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/150 variables, 5/229 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/150 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 11 (OVERLAPS) 8/158 variables, 8/237 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/158 variables, 8/245 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/158 variables, 12/257 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/158 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 15 (OVERLAPS) 293/451 variables, 158/415 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/451 variables, 7/422 constraints. Problems are: Problem set: 0 solved, 292 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 451/451 variables, and 422 constraints, problems are : Problem set: 0 solved, 292 unsolved in 30026 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 292/292 constraints, Known Traps: 88/88 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 292 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 147/147 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 2 (OVERLAPS) 3/150 variables, 9/156 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/150 variables, 3/159 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/150 variables, 1/160 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/150 variables, 70/230 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 7 (OVERLAPS) 8/158 variables, 8/238 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/158 variables, 8/246 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/158 variables, 18/264 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/158 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 11 (OVERLAPS) 293/451 variables, 158/422 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/451 variables, 292/714 constraints. Problems are: Problem set: 0 solved, 292 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 451/451 variables, and 718 constraints, problems are : Problem set: 0 solved, 292 unsolved in 30015 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 292/292 constraints, Known Traps: 92/92 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60289ms problems are : Problem set: 0 solved, 292 unsolved
Search for dead transitions found 0 dead transitions in 60303ms
Finished structural reductions in STATESPACE mode , in 1 iterations and 60450 ms. Remains : 158/158 places, 293/293 transitions.
Final net has 158 places and 293 transitions.
[2026-05-25 19:18:50] [INFO ] Flatten gal took : 66 ms
[2026-05-25 19:18:50] [INFO ] Applying decomposition
[2026-05-25 19:18:50] [INFO ] Flatten gal took : 18 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/graph10541433667661913802.txt' '-o' '/tmp/graph10541433667661913802.bin' '-w' '/tmp/graph10541433667661913802.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10541433667661913802.bin' '-l' '-1' '-v' '-w' '/tmp/graph10541433667661913802.weights' '-q' '0' '-e' '0.001'
[2026-05-25 19:18:50] [INFO ] Decomposing Gal with order
[2026-05-25 19:18:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 19:18:50] [INFO ] Removed a total of 47 redundant transitions.
[2026-05-25 19:18:50] [INFO ] Flatten gal took : 68 ms
[2026-05-25 19:18:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 10 labels/synchronizations in 5 ms.
[2026-05-25 19:18:50] [INFO ] Time to serialize gal into /tmp/StateSpace18134902969932527318.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/StateSpace18134902969932527318.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,1.2277e+09,7.3532,205820,1562,2538,207603,76375,399,619188,388,1.2824e+06,0
Total reachable state count : 1227696764

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 : 1227696764
STATE_SPACE STATES 1227696764 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Total runtime 68622 ms.

BK_STOP 1779736738426

--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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-10"
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-10, 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-177961074300616"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-10.tgz
mv HealthRecord-PT-10 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 ;