this derivation will be built:
  /nix/store/nivc33m14h84sy6v3z5jpag1m9618dcv-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/nivc33m14h84sy6v3z5jpag1m9618dcv-bcachefs-module-7.0.0-38-generic.drv'...