error[E0277]: the size for values of type `str` cannot be known at compilation time --> $DIR/unsized-fn-param.rs:11:11 | LL | foo11("bar", &"baz"); | ^^^^^ doesn't have a size known at compile-time | = help: the trait `Sized` is not implemented for `str` = note: required for the cast from `&'static str` to `&dyn AsRef` help: consider borrowing the value, since `&&'static str` can be coerced into `&dyn AsRef` | LL | foo11(&"bar", &"baz"); | + error[E0277]: the size for values of type `str` cannot be known at compilation time --> $DIR/unsized-fn-param.rs:13:19 | LL | foo12(&"bar", "baz"); | ^^^^^ doesn't have a size known at compile-time | = help: the trait `Sized` is not implemented for `str` = note: required for the cast from `&'static str` to `&dyn AsRef` help: consider borrowing the value, since `&&'static str` can be coerced into `&dyn AsRef` | LL | foo12(&"bar", &"baz"); | + error[E0277]: the size for values of type `str` cannot be known at compilation time --> $DIR/unsized-fn-param.rs:16:11 | LL | foo21("bar", &"baz"); | ^^^^^ doesn't have a size known at compile-time | = help: the trait `Sized` is not implemented for `str` = note: required for the cast from `&'static str` to `&dyn AsRef` help: consider borrowing the value, since `&&'static str` can be coerced into `&dyn AsRef` | LL | foo21(&"bar", &"baz"); | + error[E0277]: the size for values of type `str` cannot be known at compilation time --> $DIR/unsized-fn-param.rs:18:19 | LL | foo22(&"bar", "baz"); | ^^^^^ doesn't have a size known at compile-time | = help: the trait `Sized` is not implemented for `str` = note: required for the cast from `&'static str` to `&dyn AsRef` help: consider borrowing the value, since `&&'static str` can be coerced into `&dyn AsRef` | LL | foo22(&"bar", &"baz"); | + error: aborting due to 4 previous errors For more information about this error, try `rustc --explain E0277`.