!!! resolution failed
!!! request ( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =games-simulation/singularity-1.00-r3 ), mode none
!!! trying games-simulation/singularity-1.00-r3
!!!   request media-libs/sdl2-mixer[vorbis], mode rdepend
!!!   trying media-libs/sdl2-mixer-2.8.2-r1
!!!     failed due to failed inserting: [<PackageWrapper pkg=<<class 'pkgcore.ebuild.ebuild_src.package'> cpv='media-libs/sdl2-mixer-2.8.2-r1' @0x10e53d230> wrapped='use' @0x10e5acdd0>]
!!!   removing choices involving media-libs/sdl2-mixer[vorbis]

Failures encountered:
!!! failed '( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =games-simulation/singularity-1.00-r3 )'
potentials:
repo gentoo: [ ebuild src: games-simulation/singularity-1.00-r3 ]