error[E0119]: conflicting implementations of trait `Unpin` for type `Struct<_>` | |
--> tests/ui/unstable-features/marker_trait_attr.rs:13:1 | |
| | |
13 | #[pin_project] //~ ERROR E0119 | |
| ^^^^^^^^^^^^^^ conflicting implementation for `Struct<_>` | |
... | |
20 | impl<T> Unpin for Struct<T> {} | |
| --------------------------- first implementation here | |
| | |
= note: this error originates in the derive macro `::pin_project::__private::__PinProjectInternalDerive` (in Nightly builds, run with -Z macro-backtrace for more info) |