this derivation will be built:
  /nix/store/4hjdqp2inmdfdr7is3xlnyi1mdf156vn-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/4hjdqp2inmdfdr7is3xlnyi1mdf156vn-bcachefs-module-7.0.0-38-generic.drv'...