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

Calculating dependencies ... done!
Dependency resolution took 1.10 s (backtrack: 0/20).

[ebuild  N     ] app-misc/physlock-13-r3::gentoo  USE="-elogind (-systemd)" 14 KiB

Total: 1 package (1 new), Size of downloads: 14 KiB