fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r058-smll-174854064100422
Last Updated
June 24, 2025

About the Execution of ITS-Tools for Diffusion2D-PT-D05N250

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 5082.00 0.00 0.00 FFTFFTTFTFTFFTTT normal

Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r058-smll-174854064100422.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is Diffusion2D-PT-D05N250, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r058-smll-174854064100422
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 106K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 55K May 29 14:32 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 Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-00
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-01
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-02
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-03
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-04
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-05
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-06
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-07
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-08
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-09
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-10
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-11
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-12
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-13
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-14
FORMULA_NAME Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748784074980

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Diffusion2D-PT-D05N250
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-06-01 13:21:17] [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]
[2025-06-01 13:21:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 13:21:17] [INFO ] Load time of PNML (sax parser for PT used): 240 ms
[2025-06-01 13:21:17] [INFO ] Transformed 25 places.
[2025-06-01 13:21:17] [INFO ] Transformed 144 transitions.
[2025-06-01 13:21:17] [INFO ] Parsed PT model containing 25 places and 144 transitions and 288 arcs in 396 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 40165 steps (8 resets) in 184 ms. (217 steps per ms) remains 5/16 properties
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 595 ms. (67 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 796 ms. (50 steps per ms) remains 5/5 properties
[2025-06-01 13:21:18] [INFO ] Flatten gal took : 144 ms
[2025-06-01 13:21:18] [INFO ] Flatten gal took : 43 ms
[2025-06-01 13:21:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9846646203079391090.gal : 33 ms
[2025-06-01 13:21:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8103617523445993833.prop : 17 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9846646203079391090.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8103617523445993833.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 1196 ms. (33 steps per ms) remains 4/5 properties
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality8103617523445993833.prop.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :11 after 73
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :73 after 82
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :82 after 410
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :410 after 6188
BEST_FIRST walk for 40004 steps (8 resets) in 509 ms. (78 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 201 ms. (198 steps per ms) remains 4/4 properties
// Phase 1: matrix 144 rows 25 cols
[2025-06-01 13:21:18] [INFO ] Computed 1 invariants in 14 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-05 is UNSAT
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-01 is UNSAT
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-01 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 144/169 variables, 25/26 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/169 variables, 0/26 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 0/169 variables, 0/26 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 169/169 variables, and 26 constraints, problems are : Problem set: 2 solved, 2 unsolved in 337 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :6188 after 1.35208e+06
At refinement iteration 3 (OVERLAPS) 144/169 variables, 25/26 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 1/27 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 0/27 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/169 variables, 0/27 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 169/169 variables, and 27 constraints, problems are : Problem set: 2 solved, 2 unsolved in 495 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 997ms problems are : Problem set: 2 solved, 2 unsolved
Finished Parikh walk after 1156 steps, including 0 resets, run visited all 2 properties in 42 ms. (steps per millisecond=27 )
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-15 TRUE TECHNIQUES PARIKH_WALK
FORMULA Diffusion2D-PT-D05N250-ReachabilityCardinality-2025-12 FALSE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 60 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 2719 ms.

BK_STOP 1748784080062

--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="Diffusion2D-PT-D05N250"
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 2-5832"
echo " Executing tool itstools"
echo " Input is Diffusion2D-PT-D05N250, 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 r058-smll-174854064100422"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D05N250.tgz
mv Diffusion2D-PT-D05N250 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 ;