>>> Emerging : portage://sci-libs/atlas-3.10.3:run?{[]}

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

Calculating dependencies... done!

 └─step  1─┤ download  portage://sci-libs/atlas-3.10.3
             │           └─ file ─┤ 4.92 Mb  	 atlas3.10.3.tar.bz2

Total: 1 action (1 download), grouped into 1 step.
       4.92 Mb to be downloaded.