portage-ng / portage / dev-ml / ocaml-compiler-libs / 0.12.3-r2
pmerge --pretend --verbose
!!! resolution failed
!!! request ( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =dev-ml/ocaml-compiler-libs-0.12.3-r2 ), mode none
!!! trying dev-ml/ocaml-compiler-libs-0.12.3-r2
!!!   request <dev-lang/ocaml-5, mode rdepend
!!!   trying dev-lang/ocaml-4.14.2
!!!     failed due to failed inserting: [<PackageWrapper pkg=<<class 'pkgcore.ebuild.ebuild_src.package'> cpv='dev-lang/ocaml-5.5.1' @0x104ce0f70> wrapped='use' @0x104e9dfd0>]
!!!   removing choices involving <dev-lang/ocaml-5

Failures encountered:
!!! failed '( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =dev-ml/ocaml-compiler-libs-0.12.3-r2 )'
potentials:
repo gentoo: [ ebuild src: dev-ml/ocaml-compiler-libs-0.12.3-r2 ]

Wall time
0.423 s vs. 0.031 s for portage-ng