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

Calculating dependencies ... done!
Dependency resolution took 1.03 s (backtrack: 0/20).

[ebuild   R    ] mail-mta/nullmailer-2.2-r2::gentoo  USE="ssl -test" 252 KiB

Total: 1 package (1 reinstall), Size of downloads: 252 KiB