portage-ng / portage / kde-plasma / plasma-desktop / 6.6.6-r1
pmerge --pretend --verbose
!!! resolution failed
!!! request ( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =kde-plasma/plasma-desktop-6.6.6-r1 ), mode none
!!! trying kde-plasma/plasma-desktop-6.6.6-r1
!!!   request >=dev-qt/qtbase-6.11.2:6=[concurrent,dbus,gui,network,sql,wayland,widgets,xml], mode depend
!!!   trying dev-qt/qtbase-6.11.2-r2
!!!     failed due to failed inserting: [<PackageWrapper pkg=<<class 'pkgcore.ebuild.ebuild_src.package'> cpv='dev-qt/qtbase-6.11.2-r2' @0x10664d910> wrapped='use' @0x1068083d0>]
!!!   removing choices involving >=dev-qt/qtbase-6.11.2:6=[concurrent,dbus,gui,network,sql,wayland,widgets,xml]

Failures encountered:
!!! failed '( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =kde-plasma/plasma-desktop-6.6.6-r1 )'
potentials:
repo gentoo: [ ebuild src: kde-plasma/plasma-desktop-6.6.6-r1 ]

Wall time
0.497 s vs. 23.781 s for portage-ng