these 8 derivations will be built:
  /nix/store/47fdkkacfk2jkp4layqdjdsv3967smpk-horae-customisation-layer.drv
  /nix/store/r28ml3a1sc6skv92w5m8vsgspxza76hp-horae-base.json.drv
  /nix/store/z3pfgn7wvmslf9kv338hb7z9xcyiy7ri-excludePaths.drv
  /nix/store/r1z3syfqjiq6hcab20p47w0b0cq9614y-layers.json.drv
  /nix/store/fd9vbrww1zvsqnmp6rqd8xk4as7q5qi4-horae-conf.json.drv
  /nix/store/ldyz8w3r59i60ivpf2ls30y06zj3nnwc-stream-horae.drv
  /nix/store/2cby8kgj76qq4qqbb8asf5f6j9jrfrff-horae.tar.drv
  /nix/store/8maw7y2zrlrdcl5svhb5k0prjk0wgnsh-horae-0.1.0-oci.tar.drv