• using R Under development (unstable) (2025-07-01 r88373)
• using platform: x86_64-pc-linux-gnu
• R was compiled by     gcc-14 (Debian 14.2.0-19) 14.2.0     GNU Fortran (Debian 14.2.0-19) 14.2.0
• running under: Debian GNU/Linux 13 (trixie)
• using session charset: UTF-8
• checking for file ‘io/DESCRIPTION’ ... OK
• checking extension type ... Package
• this is package ‘io’ version ‘0.3.2’
• checking CRAN incoming feasibility ... [0s/1s] NOTE Maintainer: ‘David J. H. Shih <djh.shih@gmail.com>’ No Authors@R field in DESCRIPTION. Please add one, modifying   Authors@R: person(given = c("David", "J.", "H."),                     family = "Shih",                     role = c("aut", "cre"),                     email = "djh.shih@gmail.com") as necessary.
• 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 serialization versions ... OK
• checking whether package ‘io’ can be installed ... OK See the install log for details.
• 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 code files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
• checking whether the package can be loaded ... [0s/1s] OK
• checking whether the package can be loaded with stated dependencies ... [0s/1s] OK
• checking whether the package can be unloaded cleanly ... [0s/1s] OK
• checking whether the namespace can be loaded with stated dependencies ... [0s/0s] OK
• checking whether the namespace can be unloaded cleanly ... [0s/1s] OK
• checking loading without being on the library search path ... [0s/1s] OK
• checking whether startup messages can be suppressed ... [0s/1s] 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 ... [5s/7s] OK
• checking Rd files ... [0s/0s] OK
• 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 examples ... [1s/1s] OK
• checking for unstated dependencies in ‘tests’ ... OK
• checking tests ... [2s/3s] OK   Running ‘testthat.R’ [2s/2s]
• checking PDF version of manual ... [3s/4s] OK
• checking HTML version of manual ... [0s/0s] OK
• checking for non-standard things in the check directory ... OK
• DONE

Status: 1 NOTE