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error[E0119]: conflicting implementations of trait `MyTrait` for type `(MyType,)`
--> $DIR/coherence_copy_like_err_tuple.rs:18:1
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LL | impl<T: lib::MyCopy> MyTrait for T { }
| ---------------------------------- first implementation here
...
LL | impl MyTrait for (MyType,) { }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(MyType,)`
|
= note: upstream crates may add a new impl of trait `lib::MyCopy` for type `(MyType,)` in future versions
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0119`.
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