portage-ng / portage / dev-ruby / bundler / 2.5.23
pmerge --pretend --verbose
!!! resolution failed
!!! request ( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =dev-ruby/bundler-2.5.23 ), mode none
!!! trying dev-ruby/bundler-2.5.23
!!!   failed due to failed inserting: [<PackageWrapper pkg=<<class 'pkgcore.ebuild.ebuild_src.package'> cpv='dev-ruby/bundler-4.0.4' @0x10348ccb0> wrapped='use' @0x103a172d0>]

Failures encountered:
!!! failed '( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =dev-ruby/bundler-2.5.23 )'
potentials:
repo gentoo: [ ebuild src: dev-ruby/bundler-2.5.23 ]

Wall time
0.566 s vs. 0.804 s for portage-ng