portage-ng / portage / dev-ml / sexplib0 / 0.15.0-r2
pmerge --pretend --verbose
[ebuild  N     ] dev-lang/ocaml-5.5.1:0/5.5.1::gentoo USE="ocamlopt -emacs -flambda -latex -test -xemacs" 6.3 MiB
[ebuild  N     ] dev-ml/dune-3.23.1:0/3.23.1::gentoo USE="-emacs -test" 3.5 MiB
[ebuild  N     ] dev-ml/sexplib0-0.15.0-r2:0/0.15.0::gentoo USE="ocamlopt" 16.3 KiB

Total: 3 packages (3 new), Size of downloads: 9.9 MiB


 * Running sanity checks...

 * resolver plan required 15 ops (0.01 seconds)

Wall time
0.436 s vs. 0.022 s for portage-ng