portage-ng / portage / sci-mathematics / lpsolve / 5.5.2.14
emerge -vp

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

Calculating dependencies ... done!
Dependency resolution took 0.96 s (backtrack: 0/20).

[ebuild  N     ] sci-mathematics/lpsolve-5.5.2.14:0/55::gentoo  553 KiB

Total: 1 package (1 new), Size of downloads: 553 KiB

Wall time
1.920 s vs. 0.002 s for portage-ng