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warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
--> $DIR/issue-52050.rs:1:12
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LL | #![feature(specialization)]
| ^^^^^^^^^^^^^^
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= note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
= help: consider using `min_specialization` instead, which is more stable and complete
= note: `#[warn(incomplete_features)]` on by default
error[E0119]: conflicting implementations of trait `IntoPyDictPointer` for type `()`
--> $DIR/issue-52050.rs:28:1
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LL | impl<I> IntoPyDictPointer for I
| ------------------------------- first implementation here
...
LL | impl IntoPyDictPointer for ()
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `()`
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= note: upstream crates may add a new impl of trait `std::iter::Iterator` for type `()` in future versions
error: aborting due to previous error; 1 warning emitted
For more information about this error, try `rustc --explain E0119`.
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