this derivation will be built:
  /nix/store/x7x296vg6g9vn0w25mhabra8xq3xh5jn-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/x7x296vg6g9vn0w25mhabra8xq3xh5jn-bcachefs-module-7.0.0-34-generic.drv'...