error[E0277]: the trait bound `dyn Iterator: IntoIterator` is not satisfied --> $DIR/issue-20605.rs:5:17 | LL | for item in *things { *item = 0 } | ^^^^^^^ the trait `IntoIterator` is not implemented for `dyn Iterator` error[E0277]: the size for values of type ` as IntoIterator>::IntoIter` cannot be known at compilation time --> $DIR/issue-20605.rs:5:17 | LL | for item in *things { *item = 0 } | ^^^^^^^ doesn't have a size known at compile-time | = help: the trait `Sized` is not implemented for ` as IntoIterator>::IntoIter` = note: all local variables must have a statically known size = help: unsized locals are gated as an unstable feature error: the type ` as IntoIterator>::IntoIter` is not well-formed --> $DIR/issue-20605.rs:5:17 | LL | for item in *things { *item = 0 } | ^^^^^^^ error[E0277]: ` as IntoIterator>::IntoIter` is not an iterator --> $DIR/issue-20605.rs:5:17 | LL | for item in *things { *item = 0 } | ^^^^^^^ ` as IntoIterator>::IntoIter` is not an iterator | = help: the trait `Iterator` is not implemented for ` as IntoIterator>::IntoIter` error: the type `&mut as IntoIterator>::IntoIter` is not well-formed --> $DIR/issue-20605.rs:5:17 | LL | for item in *things { *item = 0 } | ^^^^^^^ error[E0277]: the size for values of type `< as IntoIterator>::IntoIter as Iterator>::Item` cannot be known at compilation time --> $DIR/issue-20605.rs:5:9 | LL | for item in *things { *item = 0 } | ^^^^ doesn't have a size known at compile-time | = help: the trait `Sized` is not implemented for `< as IntoIterator>::IntoIter as Iterator>::Item` = note: all local variables must have a statically known size = help: unsized locals are gated as an unstable feature error[E0277]: the size for values of type `< as IntoIterator>::IntoIter as Iterator>::Item` cannot be known at compilation time --> $DIR/issue-20605.rs:5:5 | LL | for item in *things { *item = 0 } | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time | = help: the trait `Sized` is not implemented for `< as IntoIterator>::IntoIter as Iterator>::Item` note: required by a bound in `None` --> $SRC_DIR/core/src/option.rs:LL:COL error: the type `Option<< as IntoIterator>::IntoIter as Iterator>::Item>` is not well-formed --> $DIR/issue-20605.rs:5:17 | LL | for item in *things { *item = 0 } | ^^^^^^^ error[E0614]: type `< as IntoIterator>::IntoIter as Iterator>::Item` cannot be dereferenced --> $DIR/issue-20605.rs:5:27 | LL | for item in *things { *item = 0 } | ^^^^^ error: aborting due to 9 previous errors Some errors have detailed explanations: E0277, E0614. For more information about an error, try `rustc --explain E0277`.