* using log directory ‘/srv/hornik/tmp/CRAN/dslabs.Rcheck’
* using R Under development (unstable) (2024-02-29 r86017)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    Debian clang version 17.0.6 (5)
    Debian flang-new version 17.0.6 (5)
* running under: Debian GNU/Linux trixie/sid
* using session charset: UTF-8
* checking for file ‘dslabs/DESCRIPTION’ ... OK
* this is package ‘dslabs’ version ‘0.8.0’
* package encoding: UTF-8
* checking CRAN incoming feasibility ... [4s/15s] NOTE
Maintainer: ‘Rafael A. Irizarry <rafael_irizarry@dfci.harvard.edu>’

Found the following (possibly) invalid URLs:
  URL: https://cdiac.ess-dive.lbl.gov/trends/emis/tre_glob_2014.html (moved to https://data.ess-dive.lbl.gov/portals/CDIAC)
    From: man/temp_carbon.Rd
    Status: 301
    Message: Moved Permanently
  For content that is 'Moved Permanently', please change http to https,
  add trailing slashes, or replace the old by the new URL.
* checking package namespace information ... OK
* checking package dependencies ... OK
* checking if this is a source package ... OK
* checking if there is a namespace ... OK
* checking for executable files ... OK
* checking for hidden files and directories ... OK
* checking for portable file names ... OK
* checking for sufficient/correct file permissions ... OK
* checking whether package ‘dslabs’ can be installed ... [2s/2s] OK
* checking package directory ... OK
* checking for future file timestamps ... OK
* checking DESCRIPTION meta-information ... OK
* checking top-level files ... OK
* checking for left-over files ... OK
* checking index information ... OK
* checking package subdirectories ... OK
* checking R files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... [0s/0s] OK
* checking whether the package can be loaded with stated dependencies ... [0s/0s] OK
* checking whether the package can be unloaded cleanly ... [0s/0s] OK
* checking whether the namespace can be loaded with stated dependencies ... [0s/0s] OK
* checking whether the namespace can be unloaded cleanly ... [0s/0s] OK
* checking loading without being on the library search path ... [0s/0s] OK
* checking use of S3 registration ... OK
* checking dependencies in R code ... OK
* checking S3 generic/method consistency ... OK
* checking replacement functions ... OK
* checking foreign function calls ... OK
* checking R code for possible problems ... [2s/2s] OK
* checking Rd files ... [0s/0s] NOTE
checkRd: (-1) read_mnist.Rd:24-25: Lost braces
    24 | \item{keep.files}{A logical. If \code{TRUE} the downloaded files will be saved in \code{destdir}. If \code{FALSE} the entire directory is erased. This argument is ignored if \code{download} is \code{FALSE}.){
       |                                                                                                                                                                                                                ^
* checking Rd metadata ... OK
* checking Rd line widths ... OK
* checking Rd cross-references ... OK
* checking for missing documentation entries ... OK
* checking for code/documentation mismatches ... OK
* checking Rd \usage sections ... OK
* checking Rd contents ... OK
* checking for unstated dependencies in examples ... OK
* checking contents of ‘data’ directory ... OK
* checking data for non-ASCII characters ... [0s/0s] OK
* checking LazyData ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking examples ... [3s/3s] OK
* checking PDF version of manual ... [3s/3s] OK
* checking HTML version of manual ... [1s/1s] OK
* checking for non-standard things in the check directory ... OK
* checking for detritus in the temp directory ... OK
* DONE
Status: 2 NOTEs