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

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

[ebuild  N     ] acct-group/opm-0-r1::gentoo  0 KiB
[ebuild  N     ] acct-user/opm-0-r2::gentoo  0 KiB
[ebuild  N     ] net-misc/bopm-3.1.3-r7::gentoo  801 KiB

Total: 3 packages (3 new), Size of downloads: 801 KiB