1 error[E0061]: this function takes 1 argument but 2 arguments were supplied
2 --> $DIR/remove-extra-argument.rs:6:5
5 | ^ ------ argument of type `Vec<_>` unexpected
7 note: function defined here
8 --> $DIR/remove-extra-argument.rs:3:4
10 LL | fn l(_a: Vec<u8>) {}
12 help: remove the extra argument
17 error: aborting due to previous error
19 For more information about this error, try `rustc --explain E0061`.