error[E0599]: no function or associated item named `contains` found for struct `Vec<_, _>` in the current scope
  --> $DIR/deref-path-method.rs:3:10
   |
LL |     Vec::contains(&vec, &0);
   |          ^^^^^^^^ function or associated item not found in `Vec<_, _>`
   |
help: the function `contains` is implemented on `[_]`
   |
LL |     <[_]>::contains(&vec, &0);
   |     ~~~~~

error: aborting due to previous error

For more information about this error, try `rustc --explain E0599`.