this derivation will be built:
  /nix/store/4zwfw6sq1dx968il5jqr95pms4z699yq-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/4zwfw6sq1dx968il5jqr95pms4z699yq-bcachefs-module-7.0.0-31-generic.drv'...