this derivation will be built:
  /nix/store/2qw07j9d4f1zvn77aq9jpjxa4g0r8p5j-inputDerivation-effect-docs.drv
building '/nix/store/2qw07j9d4f1zvn77aq9jpjxa4g0r8p5j-inputDerivation-effect-docs.drv'...