portage-ng / portage / sys-kernel / genkernel / 4.3.18
pmerge --pretend --verbose
!!! resolution failed
!!! request ( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =sys-kernel/genkernel-4.3.18 ), mode none
!!! trying sys-kernel/genkernel-4.3.18
!!!   request sys-kernel/linux-firmware, mode rdepend
!!!   removing choices involving sys-kernel/linux-firmware

Failures encountered:
!!! failed '( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =sys-kernel/genkernel-4.3.18 )'
potentials:
repo gentoo: [ ebuild src: sys-kernel/genkernel-4.3.18 ]

Wall time
0.497 s vs. 0.237 s for portage-ng