fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r146-tall-177961074100294
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for GPPP-PT-C0010N0000000010

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
457.392 7340.00 18637.00 80.80 FFTTFFTFFTTFFFTT 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-177961074100294.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 GPPP-PT-C0010N0000000010, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074100294
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 512K
-rw-r--r-- 1 mcc users 6.6K Mar 7 11:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Mar 7 11:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Mar 7 11:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 7 11:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K Mar 15 10:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 15 10:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Mar 15 10:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 10:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 7 11:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 140K Mar 7 11:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 11:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Mar 7 11:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 17 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 1 Mar 3 18:30 large_marking
-rw-r--r-- 1 mcc users 21K 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 GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-00
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-01
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-02
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-03
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-04
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-05
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-06
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-07
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-08
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-09
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-10
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-11
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-12
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-13
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-14
FORMULA_NAME GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779712001254

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPPP-PT-C0010N0000000010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-25 12:26:42] [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 12:26:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 12:26:42] [INFO ] Load time of PNML (sax parser for PT used): 47 ms
[2026-05-25 12:26:42] [INFO ] Transformed 33 places.
[2026-05-25 12:26:42] [INFO ] Transformed 22 transitions.
[2026-05-25 12:26:42] [INFO ] Parsed PT model containing 33 places and 22 transitions and 83 arcs in 190 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 29 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40012 steps (93 resets) in 986 ms. (40 steps per ms) remains 14/16 properties
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (24 resets) in 512 ms. (77 steps per ms) remains 14/14 properties
[2026-05-25 12:26:43] [INFO ] Flatten gal took : 25 ms
[2026-05-25 12:26:43] [INFO ] Flatten gal took : 8 ms
[2026-05-25 12:26:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14241112652693115178.gal : 17 ms
BEST_FIRST walk for 40002 steps (8 resets) in 406 ms. (98 steps per ms) remains 14/14 properties
[2026-05-25 12:26:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5832306382451810692.prop : 12 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/ReachabilityCardinality14241112652693115178.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5832306382451810692.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40002 steps (28 resets) in 263 ms. (151 steps per ms) remains 14/14 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 ...329
Loading property file /tmp/ReachabilityCardinality5832306382451810692.prop.
SDD proceeding with computation,14 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,14 properties remain. new max is 8
SDD size :4 after 8
SDD proceeding with computation,14 properties remain. new max is 16
SDD size :8 after 22
SDD proceeding with computation,14 properties remain. new max is 32
SDD size :22 after 54
SDD proceeding with computation,14 properties remain. new max is 64
SDD size :54 after 77
SDD proceeding with computation,14 properties remain. new max is 128
SDD size :77 after 214
SDD proceeding with computation,14 properties remain. new max is 256
SDD size :214 after 950
SDD proceeding with computation,14 properties remain. new max is 512
SDD size :950 after 3084
BEST_FIRST walk for 40003 steps (8 resets) in 759 ms. (52 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (24 resets) in 258 ms. (154 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 280 ms. (142 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (8 resets) in 289 ms. (137 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 241 ms. (165 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (8 resets) in 195 ms. (204 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (28 resets) in 322 ms. (123 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 119 ms. (333 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40001 steps (8 resets) in 119 ms. (333 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 243 ms. (163 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (20 resets) in 215 ms. (185 steps per ms) remains 14/14 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5135635070957284083.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4751955853586657866.kers'
[2026-05-25 12:26:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5135635070957284083.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4751955853586657866.kers]
Culling duplicate invariants (modulo rational): removing 6 columns.
Culled 6 columns in 0 ms.
// Phase 1: matrix 22 rows 27 cols 71 entries
Finished phase 1 with 13 SingleSign rule and 8 generalized
[2026-05-25 12:26:44] [INFO ] Computed 12 invariants in 0 ms
Computed 12 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-4751955853586657866.kers
Total runtime 3 ms.
SDD proceeding with computation,14 properties remain. new max is 1024
SDD size :3084 after 129034
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-00 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-00 FALSE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-05 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-05 FALSE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-06 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-06 TRUE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-09 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-10 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-10 TRUE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-12 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-14 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-14 TRUE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 8/8 constraints. Problems are: Problem set: 7 solved, 7 unsolved
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-02 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-02 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 4/12 constraints. Problems are: Problem set: 8 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 8 solved, 6 unsolved
SDD proceeding with computation,14 properties remain. new max is 2048
SDD size :129034 after 144600
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-08 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-15 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 22/55 variables, 33/45 constraints. Problems are: Problem set: 10 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/45 constraints. Problems are: Problem set: 10 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/55 variables, 0/45 constraints. Problems are: Problem set: 10 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 55/55 variables, and 45 constraints, problems are : Problem set: 10 solved, 4 unsolved in 922 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 33/33 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 10 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 8/8 constraints. Problems are: Problem set: 10 solved, 4 unsolved
SDD proceeding with computation,14 properties remain. new max is 4096
SDD size :144600 after 182930
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 4/12 constraints. Problems are: Problem set: 10 solved, 4 unsolved
SDD proceeding with computation,14 properties remain. new max is 8192
SDD size :182930 after 257908
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 10 solved, 4 unsolved
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-03 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-04 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-04 FALSE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-07 is UNSAT
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-07 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 22/55 variables, 33/45 constraints. Problems are: Problem set: 13 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 1/46 constraints. Problems are: Problem set: 13 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/55 variables, 0/46 constraints. Problems are: Problem set: 13 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/55 variables, 0/46 constraints. Problems are: Problem set: 13 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 55/55 variables, and 46 constraints, problems are : Problem set: 13 solved, 1 unsolved in 2722 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 33/33 constraints, PredecessorRefiner: 1/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3748ms problems are : Problem set: 13 solved, 1 unsolved
Finished Parikh walk after 185 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=185 )
FORMULA GPPP-PT-C0010N0000000010-ReachabilityCardinality-2024-11 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 5 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 6037 ms.

BK_STOP 1779712008594

--------------------
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="GPPP-PT-C0010N0000000010"
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 GPPP-PT-C0010N0000000010, 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 r146-tall-177961074100294"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPPP-PT-C0010N0000000010.tgz
mv GPPP-PT-C0010N0000000010 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 ;