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

Calculating dependencies ... done!
Dependency resolution took 1.01 s (backtrack: 0/20).

[ebuild  N     ] app-misc/worker-4.6.1-r100::gentoo  USE="dbus magic -avfs -debug -examples -libnotify -lua -xft -xinerama" LUA_SINGLE_TARGET="lua5-1" 1578 KiB

Total: 1 package (1 new), Size of downloads: 1578 KiB