On Thu, Oct 13, 2016 at 01:24:47AM -0400, Leo Famulari wrote: > It works if I remove the 'bin' output from gtk+@3.
I think I was mistaken. If I don't use a separate 'bin' output, I can build the package, but I still get an error with `guix system build`: guix system: error: reference to invalid output 'bin' of derivation '/gnu/store/hb07mzbrn4nqwdlimjbbbdkm2nnvbsvz-gtk+-3.20.9.drv'