error[E0277]: the size for values of type `[i32]` cannot be known at compilation time --> $DIR/slice-issue-87994.rs:3:12 | LL | for _ in v[1..] { | ^^^^^^ the trait `IntoIterator` is not implemented for `[i32]` | = note: the trait bound `[i32]: IntoIterator` is not satisfied = note: required for `[i32]` to implement `IntoIterator` help: consider borrowing here | LL | for _ in &v[1..] { | + LL | for _ in &mut v[1..] { | ++++ error[E0277]: `[i32]` is not an iterator --> $DIR/slice-issue-87994.rs:3:12 | LL | for _ in v[1..] { | ^^^^^^ the trait `IntoIterator` is not implemented for `[i32]` | = note: the trait bound `[i32]: IntoIterator` is not satisfied = note: required for `[i32]` to implement `IntoIterator` help: consider borrowing here | LL | for _ in &v[1..] { | + LL | for _ in &mut v[1..] { | ++++ error[E0277]: the size for values of type `[K]` cannot be known at compilation time --> $DIR/slice-issue-87994.rs:11:13 | LL | for i2 in v2[1..] { | ^^^^^^^ the trait `IntoIterator` is not implemented for `[K]` | = note: the trait bound `[K]: IntoIterator` is not satisfied = note: required for `[K]` to implement `IntoIterator` help: consider borrowing here | LL | for i2 in &v2[1..] { | + LL | for i2 in &mut v2[1..] { | ++++ error[E0277]: `[K]` is not an iterator --> $DIR/slice-issue-87994.rs:11:13 | LL | for i2 in v2[1..] { | ^^^^^^^ the trait `IntoIterator` is not implemented for `[K]` | = note: the trait bound `[K]: IntoIterator` is not satisfied = note: required for `[K]` to implement `IntoIterator` help: consider borrowing here | LL | for i2 in &v2[1..] { | + LL | for i2 in &mut v2[1..] { | ++++ error: aborting due to 4 previous errors For more information about this error, try `rustc --explain E0277`.