os-rust/tests/ui/impl-trait/method-resolution4.next.stderr

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error[E0282]: type annotations needed
--> $DIR/method-resolution4.rs:13:9
|
LL | foo(false).next().unwrap();
| ^^^^^^^^^^ cannot infer type
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0282`.