this derivation will be built:
  /nix/store/2j8s3yxc7ikksl2kfkyx1lky62bf69fv-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/2j8s3yxc7ikksl2kfkyx1lky62bf69fv-bcachefs-module-7.0.0-38-generic.drv'...