fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r354-tall-178024402800198
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for SupplyChain-PT-00050

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
487.363 5665.00 16062.00 118.80 FTTTTFFFTTTFFTTT 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.r354-tall-178024402800198.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 SupplyChain-PT-00050, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r354-tall-178024402800198
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 672K
-rw-r--r-- 1 mcc users 7.2K May 27 07:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 27 07:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.4K May 27 07:39 CTLFireability.txt
-rw-r--r-- 1 mcc users 76K May 27 07:39 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K May 27 10:58 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 27 10:58 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 27 10:58 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 27 10:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 11K May 27 07:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K May 27 07:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K May 27 07:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K May 27 07:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 27 10:58 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 27 10:58 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 6 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 202K May 26 18:17 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 SupplyChain-PT-00050-ReachabilityCardinality-2024-00
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-01
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-02
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-03
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-04
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-05
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-06
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-07
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-08
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-09
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-10
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-11
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-12
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-13
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-14
FORMULA_NAME SupplyChain-PT-00050-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1780253397774

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SupplyChain-PT-00050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-31 18:49:59] [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]
[2026-05-31 18:49:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-31 18:49:59] [INFO ] Load time of PNML (sax parser for PT used): 95 ms
[2026-05-31 18:49:59] [INFO ] Transformed 654 places.
[2026-05-31 18:49:59] [INFO ] Transformed 403 transitions.
[2026-05-31 18:49:59] [INFO ] Parsed PT model containing 654 places and 403 transitions and 1806 arcs in 205 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 14 ms.
Working with output stream class java.io.PrintStream
[2026-05-31 18:50:00] [INFO ] Flatten gal took : 248 ms
[2026-05-31 18:50:00] [INFO ] Flatten gal took : 92 ms
RANDOM walk for 40000 steps (156 resets) in 2913 ms. (13 steps per ms) remains 4/16 properties
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-31 18:50:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13440476568928886608.gal : 55 ms
[2026-05-31 18:50:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15339079443171678815.prop : 9 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/ReachabilityCardinality13440476568928886608.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15339079443171678815.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 249 ms. (160 steps per ms) remains 4/4 properties

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 ...330
Loading property file /tmp/ReachabilityCardinality15339079443171678815.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 515 ms. (77 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 18
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :18 after 81
BEST_FIRST walk for 40004 steps (8 resets) in 799 ms. (50 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :81 after 13122
BEST_FIRST walk for 40004 steps (8 resets) in 228 ms. (174 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :13122 after 1.2914e+08
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14069723642136689180.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3993341557665120631.kers'
[2026-05-31 18:50:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14069723642136689180.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3993341557665120631.kers]
Normalized transition count is 402 out of 403 initially.
Culling duplicate invariants (modulo rational): removing 200 columns.
Culled 200 columns in 0 ms.
// Phase 1: matrix 402 rows 454 cols 1304 entries
Finished phase 1 with 252 SingleSign rule and 50 generalized
[2026-05-31 18:50:00] [INFO ] Computed 352 invariants in 3 ms
Computed 352 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-3993341557665120631.kers
Total runtime 4 ms.
[2026-05-31 18:50:00] [INFO ] State equation strengthened by 1 read => feed constraints.
Problem SupplyChain-PT-00050-ReachabilityCardinality-2024-12 is UNSAT
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 334/408 variables, 102/103 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem SupplyChain-PT-00050-ReachabilityCardinality-2024-06 is UNSAT
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-06 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (INCLUDED_ONLY) 0/408 variables, 22/125 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/408 variables, 0/125 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 246/654 variables, 227/352 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/654 variables, 0/352 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Problem SupplyChain-PT-00050-ReachabilityCardinality-2024-04 is UNSAT
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-04 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 7 (OVERLAPS) 402/1056 variables, 654/1006 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1056 variables, 0/1006 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/1057 variables, 1/1007 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1057 variables, 0/1007 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1057 variables, 0/1007 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1057/1057 variables, and 1007 constraints, problems are : Problem set: 3 solved, 1 unsolved in 1503 ms.
Refiners :[Positive P Invariants (semi-flows): 102/102 constraints, Generalized P Invariants (flows): 250/250 constraints, State Equation: 654/654 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 365/389 variables, 102/102 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/389 variables, 9/111 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/389 variables, 0/111 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 265/654 variables, 241/352 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/654 variables, 1/353 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/654 variables, 0/353 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 402/1056 variables, 654/1007 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1056 variables, 1/1008 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1056 variables, 0/1008 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/1057 variables, 1/1009 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1057 variables, 0/1009 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/1057 variables, 0/1009 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1057/1057 variables, and 1009 constraints, problems are : Problem set: 3 solved, 1 unsolved in 897 ms.
Refiners :[Positive P Invariants (semi-flows): 102/102 constraints, Generalized P Invariants (flows): 250/250 constraints, State Equation: 654/654 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2499ms problems are : Problem set: 3 solved, 1 unsolved
Finished Parikh walk after 95 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=31 )
FORMULA SupplyChain-PT-00050-ReachabilityCardinality-2024-05 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 7 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 4229 ms.

BK_STOP 1780253403439

--------------------
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="SupplyChain-PT-00050"
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 SupplyChain-PT-00050, 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 r354-tall-178024402800198"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SupplyChain-PT-00050.tgz
mv SupplyChain-PT-00050 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 ;