error[E0277]: `RangeTo<{integer}>` is not an iterator --> $DIR/ranges.rs:2:14 | LL | for _ in ..10 {} | ^^^^ if you meant to iterate until a value, add a starting value | = help: the trait `Iterator` is not implemented for `RangeTo<{integer}>` = note: `..end` is a `RangeTo`, which cannot be iterated on; you might have meant to have a bounded `Range`: `0..end` = note: required because of the requirements on the impl of `IntoIterator` for `RangeTo<{integer}>` error[E0277]: `RangeToInclusive<{integer}>` is not an iterator --> $DIR/ranges.rs:4:14 | LL | for _ in ..=10 {} | ^^^^^ if you meant to iterate until a value (including it), add a starting value | = help: the trait `Iterator` is not implemented for `RangeToInclusive<{integer}>` = note: `..=end` is a `RangeToInclusive`, which cannot be iterated on; you might have meant to have a bounded `RangeInclusive`: `0..=end` = note: required because of the requirements on the impl of `IntoIterator` for `RangeToInclusive<{integer}>` error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0277`.