>>> Emerging : portage://dev-util/rustup-1.29.0:run?{[]}

These are the packages that would be merged, in order:

Calculating dependencies... done!

 └─step  1─┤ download  portage://dev-util/rustup-1.29.0
             │           └─ file ─┤ 34.53 Mb  	 rustup-1.29.0-crates.tar.xz
             │                    │ 1020.51 Kb  	 rustup-1.29.0.tar.gz

 └─step  2─┤ install   portage://dev-util/rustup-1.29.0
             │           └─ conf ─┤ USE = "-debug"

 └─step  3─┤ run     portage://dev-util/rustup-1.29.0

Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
       35.53 Mb to be downloaded.