| error[E0658]: associated type bounds are unstable |
| --> $DIR/unpretty-parenthesized.rs:8:17 |
| | |
| LL | fn foo<T: Trait<method(i32): Send>>() {} |
| | ^^^^^^^^^^^^^^^^^ |
| | |
| = note: see issue #52662 <https://github.com/rust-lang/rust/issues/52662> for more information |
| = help: add `#![feature(associated_type_bounds)]` to the crate attributes to enable |
| = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date |
| |
| error: aborting due to 1 previous error |
| |
| For more information about this error, try `rustc --explain E0658`. |