fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r058-smll-174854064400582
Last Updated
June 24, 2025

About the Execution of ITS-Tools for Diffusion2D-PT-D50N010

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 12179.00 0.00 0.00 TFTTFTTFTFFFTFFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r058-smll-174854064400582.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-D50N010, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r058-smll-174854064400582
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 7.8M
-rw-r--r-- 1 mcc users 11K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 104K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K 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 4.3K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K 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 3.9K 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 7.3M 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-D50N010-ReachabilityCardinality-2025-00
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-01
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-02
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-03
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-04
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-05
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-06
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-07
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-08
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-09
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-10
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-11
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-12
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-13
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-14
FORMULA_NAME Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748889216843

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-D50N010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-06-02 18:33:39] [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]
[2025-06-02 18:33:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 18:33:40] [INFO ] Load time of PNML (sax parser for PT used): 957 ms
[2025-06-02 18:33:40] [INFO ] Transformed 2500 places.
[2025-06-02 18:33:40] [INFO ] Transformed 19404 transitions.
[2025-06-02 18:33:40] [INFO ] Parsed PT model containing 2500 places and 19404 transitions and 38808 arcs in 1252 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 42 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40014 steps (8 resets) in 2373 ms. (16 steps per ms) remains 12/16 properties
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 827 ms. (48 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 205 ms. (194 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 160 ms. (248 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 457 ms. (87 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 253 ms. (157 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 167 ms. (238 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 151 ms. (263 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 310 ms. (128 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 182 ms. (218 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 127 ms. (312 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 146 ms. (272 steps per ms) remains 12/12 properties
// Phase 1: matrix 19404 rows 2500 cols
[2025-06-02 18:33:42] [INFO ] Computed 1 invariants in 277 ms
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
[2025-06-02 18:33:43] [INFO ] Flatten gal took : 1518 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
[2025-06-02 18:33:44] [INFO ] Flatten gal took : 669 ms
[2025-06-02 18:33:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4500659045217660451.gal : 227 ms
[2025-06-02 18:33:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12758555642203453790.prop : 3 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/ReachabilityCardinality4500659045217660451.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12758555642203453790.prop' '--nowitness' '--gen-order' 'FOLLOW'

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 ...329
Problem Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-02 is UNSAT
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-02 TRUE TECHNIQUES SMT_REFINEMENT
Problem Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-03 is UNSAT
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-04 is UNSAT
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-04 FALSE TECHNIQUES SMT_REFINEMENT
Problem Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-10 is UNSAT
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-10 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 2377/2500 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 4 solved, 8 unsolved
Loading property file /tmp/ReachabilityCardinality12758555642203453790.prop.
SMT process timed out in 5800ms, After SMT, problems are : Problem set: 4 solved, 8 unsolved
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 61 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 18462 edges and 2500 vertex of which 2439 / 2500 are part of one of the 1 SCC in 37 ms
Free SCC test removed 2438 places
Drop transitions (Empty/Sink Transition effects.) removed 18462 transitions
Ensure Unique test removed 804 transitions
Reduce isomorphic transitions removed 19266 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 0 with 19 rules applied. Total rules applied 20 place count 62 transition count 119
Applied a total of 20 rules in 143 ms. Remains 62 /2500 variables (removed 2438) and now considering 119/19404 (removed 19285) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 62/2500 places, 119/19404 transitions.
RANDOM walk for 40022 steps (8 resets) in 280 ms. (142 steps per ms) remains 1/8 properties
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 69 ms. (571 steps per ms) remains 1/1 properties
// Phase 1: matrix 119 rows 62 cols
[2025-06-02 18:33:48] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 60/62 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 119/181 variables, 62/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/181 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 63 constraints, problems are : Problem set: 0 solved, 1 unsolved in 82 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 62/62 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 60/62 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 119/181 variables, 62/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/181 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 64 constraints, problems are : Problem set: 0 solved, 1 unsolved in 144 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 62/62 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 240ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 16 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=8 )
FORMULA Diffusion2D-PT-D50N010-ReachabilityCardinality-2025-09 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 13 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 9841 ms.

BK_STOP 1748889229022

--------------------
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-D50N010"
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-D50N010, 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-174854064400582"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D50N010.tgz
mv Diffusion2D-PT-D50N010 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 ;