fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r226-smll-174903491600526
Last Updated
June 24, 2025

About the Execution of ITS-Tools for Sudoku-PT-AN06

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 9102.00 0.00 0.00 TFTFFTTFTFFTTFTT normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r226-smll-174903491600526.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 Sudoku-PT-AN06, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r226-smll-174903491600526
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.7M
-rw-r--r-- 1 mcc users 89K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 459K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 152K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 746K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 61K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 230K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 101K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 379K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 136K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 682K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 262K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.3M May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 132K May 29 14:33 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 Sudoku-PT-AN06-ReachabilityCardinality-2025-00
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-01
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-02
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-03
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-04
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-05
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-06
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-07
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-08
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-09
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-10
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-11
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-12
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-13
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-14
FORMULA_NAME Sudoku-PT-AN06-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1749364852203

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Sudoku-PT-AN06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-06-08 06:40:54] [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]
[2025-06-08 06:40:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-08 06:40:54] [INFO ] Load time of PNML (sax parser for PT used): 183 ms
[2025-06-08 06:40:54] [INFO ] Transformed 324 places.
[2025-06-08 06:40:54] [INFO ] Transformed 216 transitions.
[2025-06-08 06:40:54] [INFO ] Found NUPN structural information;
[2025-06-08 06:40:54] [INFO ] Parsed PT model containing 324 places and 216 transitions and 864 arcs in 434 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 111 ms.
Working with output stream class java.io.PrintStream
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-08 06:40:56] [INFO ] Flatten gal took : 221 ms
[2025-06-08 06:40:56] [INFO ] Flatten gal took : 77 ms
[2025-06-08 06:40:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7156487509109136534.gal : 64 ms
[2025-06-08 06:40:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality402837281089662543.prop : 40 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/ReachabilityCardinality7156487509109136534.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality402837281089662543.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (1272 resets) in 5635 ms. (7 steps per ms) remains 6/11 properties
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_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 ...327
Loading property file /tmp/ReachabilityCardinality402837281089662543.prop.
BEST_FIRST walk for 40004 steps (16 resets) in 502 ms. (79 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (16 resets) in 1915 ms. (20 steps per ms) remains 6/6 properties
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 21
BEST_FIRST walk for 40004 steps (16 resets) in 6189 ms. (6 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (16 resets) in 820 ms. (48 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (16 resets) in 463 ms. (86 steps per ms) remains 6/6 properties
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :21 after 569
BEST_FIRST walk for 40004 steps (16 resets) in 250 ms. (159 steps per ms) remains 6/6 properties
// Phase 1: matrix 216 rows 324 cols
[2025-06-08 06:40:59] [INFO ] Computed 108 invariants in 19 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem Sudoku-PT-AN06-ReachabilityCardinality-2025-00 is UNSAT
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-00 TRUE TECHNIQUES SMT_REFINEMENT
Problem Sudoku-PT-AN06-ReachabilityCardinality-2025-01 is UNSAT
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-01 FALSE TECHNIQUES SMT_REFINEMENT
Problem Sudoku-PT-AN06-ReachabilityCardinality-2025-02 is UNSAT
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-02 TRUE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/324 variables, 324/324 constraints. Problems are: Problem set: 3 solved, 3 unsolved
Problem Sudoku-PT-AN06-ReachabilityCardinality-2025-05 is UNSAT
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem Sudoku-PT-AN06-ReachabilityCardinality-2025-07 is UNSAT
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-07 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (INCLUDED_ONLY) 0/324 variables, 108/432 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/324 variables, 0/432 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 216/540 variables, 324/756 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/540 variables, 0/756 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/540 variables, 0/756 constraints. Problems are: Problem set: 5 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 540/540 variables, and 756 constraints, problems are : Problem set: 5 solved, 1 unsolved in 869 ms.
Refiners :[Domain max(s): 324/324 constraints, Positive P Invariants (semi-flows): 108/108 constraints, State Equation: 324/324 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 5 solved, 1 unsolved
Problem Sudoku-PT-AN06-ReachabilityCardinality-2025-15 is UNSAT
FORMULA Sudoku-PT-AN06-ReachabilityCardinality-2025-15 TRUE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Int declared 44/540 variables, and 12 constraints, problems are : Problem set: 6 solved, 0 unsolved in 176 ms.
Refiners :[Domain max(s): 5/324 constraints, Positive P Invariants (semi-flows): 7/108 constraints, State Equation: 0/324 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1265ms problems are : Problem set: 6 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
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 6893 ms.

BK_STOP 1749364861305

--------------------
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="Sudoku-PT-AN06"
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 Sudoku-PT-AN06, 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 r226-smll-174903491600526"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Sudoku-PT-AN06.tgz
mv Sudoku-PT-AN06 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 ;