| error[E0505]: cannot move out of `a` because it is borrowed |
| --> $DIR/borrow-for-loop-head.rs:4:18 |
| | |
| LL | let a = vec![1, 2, 3]; |
| | - binding `a` declared here |
| LL | for i in &a { |
| | -- borrow of `a` occurs here |
| LL | for j in a { |
| | ^ move out of `a` occurs here |
| | |
| help: consider cloning the value if the performance cost is acceptable |
| | |
| LL | for i in &a.clone() { |
| | ++++++++ |
| |
| error[E0382]: use of moved value: `a` |
| --> $DIR/borrow-for-loop-head.rs:4:18 |
| | |
| LL | let a = vec![1, 2, 3]; |
| | - move occurs because `a` has type `Vec<i32>`, which does not implement the `Copy` trait |
| LL | for i in &a { |
| | ----------- inside of this loop |
| LL | for j in a { |
| | ^ `a` moved due to this implicit call to `.into_iter()`, in previous iteration of loop |
| | |
| note: `into_iter` takes ownership of the receiver `self`, which moves `a` |
| --> $SRC_DIR/core/src/iter/traits/collect.rs:LL:COL |
| help: consider iterating over a slice of the `Vec<i32>`'s content to avoid moving into the `for` loop |
| | |
| LL | for j in &a { |
| | + |
| |
| error: aborting due to 2 previous errors |
| |
| Some errors have detailed explanations: E0382, E0505. |
| For more information about an error, try `rustc --explain E0382`. |