these 2 derivations will be built:
  /nix/store/b22xblyq4mhpgj6ipr96s5qh8l6j0qhj-nixbot-docs.drv
  /nix/store/1af08wljsl2k8qw4khrs72np71ns9xac-inputDerivation-gh-pages.drv
building '/nix/store/b22xblyq4mhpgj6ipr96s5qh8l6j0qhj-nixbot-docs.drv'...
building '/nix/store/1af08wljsl2k8qw4khrs72np71ns9xac-inputDerivation-gh-pages.drv'...