this derivation will be built:
  /nix/store/84blixmz7zn31rvgbwjw6hzf6cqniayv-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/84blixmz7zn31rvgbwjw6hzf6cqniayv-bcachefs-module-7.0.0-14-generic.drv'...