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

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

[ebuild  N     ] app-shells/push-3.4::gentoo  3 KiB
[ebuild  N     ] sys-block/zram-init-13.0::gentoo  21 KiB

Total: 2 packages (2 new), Size of downloads: 24 KiB