!!! resolution failed
!!! request ( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =app-eselect/eselect-gnome-shell-extensions-20180306-r1 ), mode none
!!! trying app-eselect/eselect-gnome-shell-extensions-20180306-r1
!!!   request gnome-base/gnome-shell, mode depend
!!!   trying gnome-base/gnome-shell-50.5
!!!     request >=gnome-extra/evolution-data-server-3.46.0:=, mode depend
!!!     trying gnome-extra/evolution-data-server-3.60.2
!!!       request >=dev-libs/json-glib-1.0.4[introspection], mode depend
!!!       removing choices involving >=dev-libs/json-glib-1.0.4[introspection]
!!!     removing choices involving >=gnome-extra/evolution-data-server-3.46.0:=
!!!   removing choices involving gnome-base/gnome-shell

Failures encountered:
!!! failed '( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =app-eselect/eselect-gnome-shell-extensions-20180306-r1 )'
potentials:
repo gentoo: [ ebuild src: app-eselect/eselect-gnome-shell-extensions-20180306-r1 ]