portage-ng / portage / www-apps / nanoc / 4.14.1
pmerge --pretend --verbose
!!! resolution failed
!!! request ( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =www-apps/nanoc-4.14.1 ), mode none
!!! trying www-apps/nanoc-4.14.1
!!!   request ~www-apps/nanoc-cli-4.14.1[ruby_targets_ruby32(-)], mode rdepend
!!!   trying www-apps/nanoc-cli-4.14.1
!!!     request ~www-apps/nanoc-core-4.14.1[ruby_targets_ruby32(-)], mode rdepend
!!!     trying www-apps/nanoc-core-4.14.1
!!!       failed due to failed inserting: [<PackageWrapper pkg=<<class 'pkgcore.ebuild.ebuild_src.package'> cpv='www-apps/nanoc-core-4.14.5' @0x104a71ff0> wrapped='use' @0x104afe250>]
!!!     removing choices involving ~www-apps/nanoc-core-4.14.1[ruby_targets_ruby32(-)]
!!!   removing choices involving ~www-apps/nanoc-cli-4.14.1[ruby_targets_ruby32(-)]

Failures encountered:
!!! failed '( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =www-apps/nanoc-4.14.1 )'
potentials:
repo gentoo: [ ebuild src: www-apps/nanoc-4.14.1 ]

Wall time
0.646 s vs. 1.488 s for portage-ng