portage-ng / portage / mate-base / mate-panel / 1.28.1-r1
pmerge --pretend --verbose
!!! resolution failed
!!! request ( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =mate-base/mate-panel-1.28.1-r1 ), mode none
!!! trying mate-base/mate-panel-1.28.1-r1
!!!   request >=gnome-base/dconf-editor-43.0, mode depend
!!!   trying gnome-base/dconf-editor-49.0
!!!     request >=gui-libs/libhandy-1.6.0:1[vala], mode depend
!!!     removing choices involving >=gui-libs/libhandy-1.6.0:1[vala]
!!!   removing choices involving >=gnome-base/dconf-editor-43.0

Failures encountered:
!!! failed '( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =mate-base/mate-panel-1.28.1-r1 )'
potentials:
repo gentoo: [ ebuild src: mate-base/mate-panel-1.28.1-r1 ]

Wall time
0.605 s vs. 3.162 s for portage-ng