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

Calculating dependencies ... done!
Dependency resolution took 0.99 s (backtrack: 0/20).

[ebuild  N     ] x11-misc/slock-1.6::gentoo  USE="filecaps -savedconfig" 8 KiB

Total: 1 package (1 new), Size of downloads: 8 KiB