| error: unexpected `--cfg test` flag | |
| | | |
| = note: config `test` is only supposed to be controlled by `--test` | |
| = note: see <https://github.com/rust-lang/rust/issues/xxxxx> for more information | |
| = note: `#[deny(unexpected_builtin_cfgs)]` on by default | |
| error: aborting due to 1 previous error | |