error[E0198]: negative impls cannot be unsafe | |
--> $DIR/E0198.rs:5:13 | |
| | |
LL | unsafe impl !Send for Foo { } | |
| ------ -^^^^ | |
| | | | |
| | negative because of this | |
| unsafe because of this | |
error: aborting due to 1 previous error | |
For more information about this error, try `rustc --explain E0198`. |