this derivation will be built:
  /nix/store/p5manfm7419j4fg43y8fjd3yw360kw7s-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/p5manfm7419j4fg43y8fjd3yw360kw7s-bcachefs-module-7.0.0-38-generic.drv'...