pmerge --pretend --verbose
[ebuild NS ] dev-lang/lua-5.1.5-r200:5.1::gentoo [5.4.8:5.4] USE="deprecated readline" 388.1 KiB
[ebuild N ] dev-lua/lua-bit32-5.3.5.1-r1::gentoo USE="-test" LUA_TARGETS="lua5-1 -luajit" 52.4 KiB
[ebuild N ] dev-lua/luaposix-37.0::gentoo USE="-doc" LUA_TARGETS="lua5-1 -lua5-3 -lua5-4 -luajit" 186.2 KiB
[ebuild N ] dev-lua/readline-3.3::gentoo LUA_TARGETS="lua5-1 -lua5-3 -lua5-4 -luajit" 16.0 KiB
Total: 4 packages (3 new, 1 in new slot), Size of downloads: 642.7 KiB
* Running sanity checks...
* resolver plan required 23 ops (0.01 seconds)
- Wall time
- 0.440 s vs. 0.035 s for portage-ng