fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r203-smll-171649588800337
Last Updated
July 7, 2024

About the Execution of LoLA for IBM5964-PT-none

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
306.915 2580.00 2132.00 40.10 FFFTFFTTTTFTFTTF normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r203-smll-171649588800337.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool lola
Input is IBM5964-PT-none, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r203-smll-171649588800337
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 736K
-rw-r--r-- 1 mcc users 16K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 104K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 6.4K Apr 22 14:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Apr 22 14:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K Apr 22 14:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 22K Apr 11 18:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K Apr 11 18:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 18K Apr 11 18:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Apr 11 18:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Apr 22 14:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Apr 22 14:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 171K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2024-00
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2024-01
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2024-02
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2024-03
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2024-04
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2024-05
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2024-06
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2024-07
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2024-08
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2024-09
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2024-10
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2024-11
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2023-12
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2023-13
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2023-14
FORMULA_NAME IBM5964-PT-none-CTLCardinality-2023-15

=== Now, execution of the tool begins

BK_START 1717157917204

FORMULA IBM5964-PT-none-CTLCardinality-2024-03 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2024-08 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2024-07 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2023-13 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2023-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2024-01 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2023-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2024-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2024-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2024-06 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2024-04 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2024-09 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2024-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2024-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2024-02 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA IBM5964-PT-none-CTLCardinality-2023-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
[lola] FINAL RESULTS
[lola]  FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
[lola] IBM5964-PT-none-CTLCardinality-2024-00: EG false state space / EG
[lola] IBM5964-PT-none-CTLCardinality-2024-01: CTL false CTL model checker
[lola] IBM5964-PT-none-CTLCardinality-2024-02: CTL false CTL model checker
[lola] IBM5964-PT-none-CTLCardinality-2024-03: INITIAL true preprocessing
[lola] IBM5964-PT-none-CTLCardinality-2024-04: CTL false CTL model checker
[lola] IBM5964-PT-none-CTLCardinality-2024-05: CTL false CTL model checker
[lola] IBM5964-PT-none-CTLCardinality-2024-06: CTL true CTL model checker
[lola] IBM5964-PT-none-CTLCardinality-2024-07: INITIAL true preprocessing
[lola] IBM5964-PT-none-CTLCardinality-2024-08: INITIAL true preprocessing
[lola] IBM5964-PT-none-CTLCardinality-2024-09: CTL true CTL model checker
[lola] IBM5964-PT-none-CTLCardinality-2024-10: CTL false CTL model checker
[lola] IBM5964-PT-none-CTLCardinality-2024-11: EF true state space
[lola] IBM5964-PT-none-CTLCardinality-2023-12: CTL false CTL model checker
[lola] IBM5964-PT-none-CTLCardinality-2023-13: INITIAL true preprocessing
[lola] IBM5964-PT-none-CTLCardinality-2023-14: EFAG true tscc_search
[lola] IBM5964-PT-none-CTLCardinality-2023-15: INITIAL false preprocessing
[lola]
[lola] Time elapsed: 2 secs. Pages in use: 1

BK_STOP 1717157919784

--------------------
content from stderr:

[lola][I] LoLA will run for 3600 seconds at most (--timelimit)
[lola][W] unknown unit in memory specification: using default
[lola][I] MEM LIMIT 5
[lola][I] NET
[lola][I] reading net from model.pnml
[lola][I] input: PNML file (--pnmlnet)
[lola][I] reading pnml
[lola][I] PNML file contains place/transition net
[lola][I] closed net file model.pnml
[lola][I] finished parsing
[lola][I] Reading formula.
[lola][I] Using XML format (--xmlformula)
[lola][I] reading XML formula
[lola][I] reading formula from CTLCardinality.xml
[lola][I] Rule S: 0 transitions removed,0 places removed
[lola][I] LAUNCH task # 10 (type CNST) for 9 IBM5964-PT-none-CTLCardinality-2024-03
[lola][I] time limit : 0 sec
[lola][I] memory limit: 0 pages
[lola][I] LAUNCH task # 25 (type CNST) for 24 IBM5964-PT-none-CTLCardinality-2024-08
[lola][I] time limit : 0 sec
[lola][I] memory limit: 0 pages
[lola][I] LAUNCH task # 40 (type CNST) for 39 IBM5964-PT-none-CTLCardinality-2023-13
[lola][I] time limit : 0 sec
[lola][I] memory limit: 0 pages
[lola][I] FINISHED task # 10 (type CNST) for IBM5964-PT-none-CTLCardinality-2024-03
[lola][I] result : true
[lola][I] LAUNCH task # 22 (type CNST) for 21 IBM5964-PT-none-CTLCardinality-2024-07
[lola][I] time limit : 0 sec
[lola][I] memory limit: 0 pages
[lola][I] FINISHED task # 25 (type CNST) for IBM5964-PT-none-CTLCardinality-2024-08
[lola][I] result : true
[lola][I] LAUNCH task # 46 (type CNST) for 45 IBM5964-PT-none-CTLCardinality-2023-15
[lola][I] time limit : 0 sec
[lola][I] memory limit: 0 pages
[lola][I] FINISHED task # 22 (type CNST) for IBM5964-PT-none-CTLCardinality-2024-07
[lola][I] result : true
[lola][I] FINISHED task # 40 (type CNST) for IBM5964-PT-none-CTLCardinality-2023-13
[lola][I] result : true
[lola][I] FINISHED task # 46 (type CNST) for IBM5964-PT-none-CTLCardinality-2023-15
[lola][I] result : false
[lola][I] LAUNCH task # 4 (type EXCL) for 3 IBM5964-PT-none-CTLCardinality-2024-01
[lola][I] time limit : 276 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 4 (type EXCL) for IBM5964-PT-none-CTLCardinality-2024-01
[lola][I] result : false
[lola][I] markings : 43
[lola][I] fired transitions : 42
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 37 (type EXCL) for 36 IBM5964-PT-none-CTLCardinality-2023-12
[lola][I] time limit : 327 sec
[lola][I] memory limit: 2000 pages
[lola][I] LAUNCH task # 51 (type EQUN) for 0 IBM5964-PT-none-CTLCardinality-2024-00
[lola][I] time limit : 32000000 sec
[lola][I] memory limit: 5 pages
[lola][I] FINISHED task # 37 (type EXCL) for IBM5964-PT-none-CTLCardinality-2023-12
[lola][I] result : false
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 48 (type EXCL) for 0 IBM5964-PT-none-CTLCardinality-2024-00
[lola][I] time limit : 359 sec
[lola][I] memory limit: 2000 pages
[lola][I] LAUNCH task # 52 (type FNDP) for 33 IBM5964-PT-none-CTLCardinality-2024-11
[lola][I] time limit : 32000000 sec
[lola][I] memory limit: 5 pages
[lola][I] LAUNCH task # 53 (type EQUN) for 33 IBM5964-PT-none-CTLCardinality-2024-11
[lola][I] time limit : 32000000 sec
[lola][I] memory limit: 5 pages
[lola][I] FINISHED task # 48 (type EXCL) for IBM5964-PT-none-CTLCardinality-2024-00
[lola][I] result : false
[lola][I] markings : 1
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][W] CANCELED task # 51 (type EQUN) for IBM5964-PT-none-CTLCardinality-2024-00 (obsolete)
[lola][I] LAUNCH task # 54 (type EXCL) for 33 IBM5964-PT-none-CTLCardinality-2024-11
[lola][I] time limit : 359 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 54 (type EXCL) for IBM5964-PT-none-CTLCardinality-2024-11
[lola][I] result : true
[lola][I] markings : 2
[lola][I] fired transitions : 1
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][W] CANCELED task # 52 (type FNDP) for IBM5964-PT-none-CTLCardinality-2024-11 (obsolete)
[lola][W] CANCELED task # 53 (type EQUN) for IBM5964-PT-none-CTLCardinality-2024-11 (obsolete)
[lola][I] FINISHED task # 52 (type FNDP) for IBM5964-PT-none-CTLCardinality-2024-11
[lola][I] result : true
[lola][I] tried executions : 1
[lola][I] time used : 0
[lola][I] memory pages used : 0
[lola][I] FINISHED task # 51 (type EQUN) for IBM5964-PT-none-CTLCardinality-2024-00
[lola][I] result : unknown
[lola][I] FINISHED task # 53 (type EQUN) for IBM5964-PT-none-CTLCardinality-2024-11
[lola][I] result : true
[lola][I] LAUNCH task # 19 (type EXCL) for 18 IBM5964-PT-none-CTLCardinality-2024-06
[lola][I] time limit : 514 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 19 (type EXCL) for IBM5964-PT-none-CTLCardinality-2024-06
[lola][I] result : true
[lola][I] markings : 43
[lola][I] fired transitions : 42
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 13 (type EXCL) for 12 IBM5964-PT-none-CTLCardinality-2024-04
[lola][I] time limit : 719 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 13 (type EXCL) for IBM5964-PT-none-CTLCardinality-2024-04
[lola][I] result : false
[lola][I] markings : 1
[lola][I] fired transitions : 1
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 28 (type EXCL) for 27 IBM5964-PT-none-CTLCardinality-2024-09
[lola][I] time limit : 719 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 28 (type EXCL) for IBM5964-PT-none-CTLCardinality-2024-09
[lola][I] result : true
[lola][I] markings : 1
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 31 (type EXCL) for 30 IBM5964-PT-none-CTLCardinality-2024-10
[lola][I] time limit : 899 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 31 (type EXCL) for IBM5964-PT-none-CTLCardinality-2024-10
[lola][I] result : false
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 16 (type EXCL) for 15 IBM5964-PT-none-CTLCardinality-2024-05
[lola][I] time limit : 1199 sec
[lola][I] memory limit: 2000 pages
[lola][I] LAUNCH task # 59 (type EQUN) for 42 IBM5964-PT-none-CTLCardinality-2023-14
[lola][I] time limit : 32000000 sec
[lola][I] memory limit: 5 pages
[lola][I] LAUNCH task # 61 (type EQUN) for 42 IBM5964-PT-none-CTLCardinality-2023-14
[lola][I] time limit : 32000000 sec
[lola][I] memory limit: 5 pages
[lola][I] FINISHED task # 16 (type EXCL) for IBM5964-PT-none-CTLCardinality-2024-05
[lola][I] result : false
[lola][I] markings : 185
[lola][I] fired transitions : 354
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 7 (type EXCL) for 6 IBM5964-PT-none-CTLCardinality-2024-02
[lola][I] time limit : 1799 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 59 (type EQUN) for IBM5964-PT-none-CTLCardinality-2023-14
[lola][I] result : unknown
[lola][I] FINISHED task # 61 (type EQUN) for IBM5964-PT-none-CTLCardinality-2023-14
[lola][I] result : true
[lola][I] FINISHED task # 7 (type EXCL) for IBM5964-PT-none-CTLCardinality-2024-02
[lola][I] result : false
[lola][I] markings : 15546
[lola][I] fired transitions : 75392
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 56 (type EXCL) for 42 IBM5964-PT-none-CTLCardinality-2023-14
[lola][I] time limit : 3598 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 56 (type EXCL) for IBM5964-PT-none-CTLCardinality-2023-14
[lola][I] result : false
[lola][I] markings : 5
[lola][I] fired transitions : 4
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] Portfolio finished: no open formulas

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="IBM5964-PT-none"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="lola"
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 2-5568"
echo " Executing tool lola"
echo " Input is IBM5964-PT-none, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r203-smll-171649588800337"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/IBM5964-PT-none.tgz
mv IBM5964-PT-none execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;