>>> Emerging : portage://app-crypt/libu2f-server-1.1.0-r2:run?{[]}

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

Calculating dependencies... done!

 └─step  1─┤ download  portage://app-crypt/libu2f-server-1.1.0-r2
             │           └─ file ─┤ 262.82 Kb  	 libu2f-server-1.1.0.tar.xz
             │ download  portage://dev-libs/hidapi-0.15.0
             │           └─ file ─┤ 355.31 Kb  	 hidapi-0.15.0.tgz
             │ download  portage://dev-libs/libusb-1.0.30
             │           └─ file ─┤ 640.73 Kb  	 libusb-1.0.30.tar.bz2

Total: 3 actions (3 downloads), grouped into 1 step.
       1.23 Mb to be downloaded.