!!! resolution failed
!!! request ( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =sys-apps/usbguard-1.1.4-r3 ), mode none
!!! trying sys-apps/usbguard-1.1.4-r3
!!!   request sys-auth/polkit[introspection], mode depend
!!!   removing choices involving sys-auth/polkit[introspection]

Failures encountered:
!!! failed '( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =sys-apps/usbguard-1.1.4-r3 )'
potentials:
repo gentoo: [ ebuild src: sys-apps/usbguard-1.1.4-r3 ]