this derivation will be built:
  /nix/store/dnb2yy947b80zfzxmg6fj9268rqgvwb0-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/dnb2yy947b80zfzxmg6fj9268rqgvwb0-bcachefs-module-7.0.0-30-generic.drv'...