these 8 derivations will be built:
  /nix/store/6hfg3ra5hnpj54qy833h5x87ybz6v9j6-horae-customisation-layer.drv
  /nix/store/wmi1nva6vyfdsv43xllf5iyg2il8ymw3-horae-base.json.drv
  /nix/store/54wki3nq44scy961295k3cr7mijjh1hh-excludePaths.drv
  /nix/store/wj5pdbdmxziqv5f1bx4k5y6b177jqjps-layers.json.drv
  /nix/store/8iggh09x99nvgk23bmzxsyhcv5p1iw6k-horae-conf.json.drv
  /nix/store/2z67ql4ks17b4jqxaqgx5qa3nill87qy-stream-horae.drv
  /nix/store/8cdfyqdfxc4qikrjn01kphb2c4nigshh-horae.tar.drv
  /nix/store/1bqhkzh33lipqydk2fl20km1hc5acpfp-horae-0.1.0-oci.tar.drv