| error[E0608]: cannot index into a value of type `()` | |
| --> $DIR/index_message.rs:3:13 | |
| | | |
| LL | let _ = z[0]; | |
| | ^^^^ help: to access tuple elements, use: `z.0` | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0608`. |