libffi-3.3nb4: registering info file /usr/pkg/info/libffi.info
gmp-6.2.1: registering info file /usr/pkg/info/gmp.info
Reading package info from "/usr/pkg/lib/base16-bytestring-1.0.1.0/ghc-8.8.4/package-description" ... done.
pkg_add: package `ghc-8.8.4nb1' was already installed as dependency, now marked as installed manually