* using log directory ‘/home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/ROI.plugin.cplex.Rcheck’
* using R Under development (unstable) (2024-04-29 r86495)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    gcc-13 (Debian 13.2.0-23) 13.2.0
    GNU Fortran (Debian 13.2.0-23) 13.2.0
* running under: Debian GNU/Linux trixie/sid
* using session charset: UTF-8
* using option ‘--no-tests’
* checking for file ‘ROI.plugin.cplex/DESCRIPTION’ ... OK
* this is package ‘ROI.plugin.cplex’ version ‘0.3-0’
* checking package namespace information ... OK
* checking package dependencies ... ERROR
Package required but not available: ‘Rcplex’

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
* DONE
Status: 1 ERROR