1error[E0277]: `PhantomPinned` cannot be unpinned 2 --> tests/ui/pin_project/overlapping_unpin_struct.rs:19:5 3 | 419 | is_unpin::<Foo<PhantomPinned>>(); //~ ERROR E0277 5 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ within `_::__Origin<'_, PhantomPinned>`, the trait `Unpin` is not implemented for `PhantomPinned` 6 | 7 = note: consider using `Box::pin` 8note: required because it appears within the type `_::__Origin<'_, PhantomPinned>` 9 --> tests/ui/pin_project/overlapping_unpin_struct.rs:5:1 10 | 115 | / pin_project! { 126 | | struct Foo<T> { 137 | | #[pin] 148 | | inner: T, 159 | | } 1610 | | } 17 | |_^ 18note: required because of the requirements on the impl of `Unpin` for `Foo<PhantomPinned>` 19 --> tests/ui/pin_project/overlapping_unpin_struct.rs:5:1 20 | 215 | / pin_project! { 226 | | struct Foo<T> { 237 | | #[pin] 248 | | inner: T, 259 | | } 2610 | | } 27 | |_^ 28note: required by a bound in `is_unpin` 29 --> tests/ui/pin_project/overlapping_unpin_struct.rs:16:16 30 | 3116 | fn is_unpin<T: Unpin>() {} 32 | ^^^^^ required by this bound in `is_unpin` 33 = note: this error originates in the macro `$crate::__pin_project_make_unpin_impl` (in Nightly builds, run with -Z macro-backtrace for more info) 34