1 warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
2 --> $DIR/specialization-overlap-negative.rs:2:12
4 LL | #![feature(specialization)]
7 = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
8 = help: consider using `min_specialization` instead, which is more stable and complete
9 = note: `#[warn(incomplete_features)]` on by default
11 error[E0751]: found both positive and negative implementation of trait `Send` for type `TestType<_>`:
12 --> $DIR/specialization-overlap-negative.rs:9:1
14 LL | unsafe impl<T: Clone> Send for TestType<T> {}
15 | ------------------------------------------ positive implementation here
16 LL | impl<T: MyTrait> !Send for TestType<T> {}
17 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ negative implementation here
19 error: aborting due to previous error; 1 warning emitted
21 For more information about this error, try `rustc --explain E0751`.