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

Calculating dependencies ... done!
Dependency resolution took 0.97 s (backtrack: 0/20).

[ebuild  N     ] sys-fs/aufs-headers-4.14_p20190603::gentoo  4 KiB
[ebuild  N     ] sys-fs/aufs-util-4.14_p20190603-r1::gentoo  102 KiB

Total: 2 packages (2 new), Size of downloads: 105 KiB