warning: the feature `non_lifetime_binders` is incomplete and may not be safe to use and/or cause compiler crashes --> $DIR/bad-sized-cond.rs:1:12 | LL | #![feature(non_lifetime_binders)] | ^^^^^^^^^^^^^^^^^^^^ | = note: see issue #108185 for more information = note: `#[warn(incomplete_features)]` on by default error[E0277]: the size for values of type `V` cannot be known at compilation time --> $DIR/bad-sized-cond.rs:17:5 | LL | foo(); | ^^^ doesn't have a size known at compile-time | = help: the trait `Sized` is not implemented for `V` note: required by a bound in `foo` --> $DIR/bad-sized-cond.rs:6:15 | LL | pub fn foo() | --- required by a bound in this function LL | where LL | for V: Sized, | ^^^^^ required by this bound in `foo` error[E0277]: the size for values of type `V` cannot be known at compilation time --> $DIR/bad-sized-cond.rs:20:5 | LL | bar(); | ^^^ doesn't have a size known at compile-time | = help: the trait `Sized` is not implemented for `V` = note: required for `V` to implement `IntoIterator` note: required by a bound in `bar` --> $DIR/bad-sized-cond.rs:12:15 | LL | pub fn bar() | --- required by a bound in this function LL | where LL | for V: IntoIterator, | ^^^^^^^^^^^^ required by this bound in `bar` error[E0277]: `V` is not an iterator --> $DIR/bad-sized-cond.rs:20:5 | LL | bar(); | ^^^ `V` is not an iterator | = help: the trait `Iterator` is not implemented for `V` = note: required for `V` to implement `IntoIterator` note: required by a bound in `bar` --> $DIR/bad-sized-cond.rs:12:15 | LL | pub fn bar() | --- required by a bound in this function LL | where LL | for V: IntoIterator, | ^^^^^^^^^^^^ required by this bound in `bar` error: aborting due to 3 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0277`.