* using log directory 'd:/RCompile/CRANincoming/R-devel/tidyweather.Rcheck'
* using R Under development (unstable) (2026-02-14 r89420 ucrt)
* using platform: x86_64-w64-mingw32
* R was compiled by
    gcc.exe (GCC) 14.3.0
    GNU Fortran (GCC) 14.3.0
* running under: Windows Server 2022 x64 (build 20348)
* using session charset: UTF-8
* current time: 2026-02-16 23:00:20 UTC
* checking for file 'tidyweather/DESCRIPTION' ... OK
* this is package 'tidyweather' version '0.2.0'
* package encoding: UTF-8
* checking CRAN incoming feasibility ... NOTE
Maintainer: 'Bangou Zheng <zheng.bangyou@gmail.com>'

New maintainer:
  Bangou Zheng <zheng.bangyou@gmail.com>
Old maintainer(s):
  Bangou Zheng <bangyou.zheng@csiro.au>
* checking package namespace information ... OK
* checking package dependencies ... ERROR
Package required but not available: 'optree'

See section 'The DESCRIPTION file' in the 'Writing R Extensions'
manual.
* DONE
Status: 1 ERROR, 1 NOTE