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

Calculating dependencies ... done!
Dependency resolution took 1.00 s (backtrack: 0/20).

[ebuild  N     ] dev-libs/raft-0.22.1::gentoo  USE="-lz4 -test -zfs" 354 KiB

Total: 1 package (1 new), Size of downloads: 354 KiB