this derivation will be built:
  /nix/store/1nr4brr39czbw80f6knv94f2i632c5gw-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/1nr4brr39czbw80f6knv94f2i632c5gw-bcachefs-module-7.0.0-38-generic.drv'...