error[E0382]: use of moved value: `x`
  --> $DIR/ref-suggestion.rs:4:5
   |
LL |     let x = vec![1];
   |         - move occurs because `x` has type `Vec<i32>`, which does not implement the `Copy` trait
LL |     let y = x;
   |             - value moved here
LL |     x;
   |     ^ value used here after move
   |
help: consider cloning the value if the performance cost is acceptable
   |
LL |     let y = x.clone();
   |              ++++++++

error[E0382]: use of moved value: `x`
  --> $DIR/ref-suggestion.rs:8:5
   |
LL |     let x = vec![1];
   |         - move occurs because `x` has type `Vec<i32>`, which does not implement the `Copy` trait
LL |     let mut y = x;
   |                 - value moved here
LL |     x;
   |     ^ value used here after move
   |
help: consider cloning the value if the performance cost is acceptable
   |
LL |     let mut y = x.clone();
   |                  ++++++++

error[E0382]: use of partially moved value: `x`
  --> $DIR/ref-suggestion.rs:16:5
   |
LL |         (Some(y), ()) => {},
   |               - value partially moved here
...
LL |     x;
   |     ^ value used here after partial move
   |
   = note: partial move occurs because value has type `Vec<i32>`, which does not implement the `Copy` trait
help: borrow this binding in the pattern to avoid moving the value
   |
LL |         (Some(ref y), ()) => {},
   |               +++

error: aborting due to 3 previous errors

For more information about this error, try `rustc --explain E0382`.