1 error[E0061]: this function takes 1 parameter but 2 parameters were supplied
2 --> $DIR/issue-4935.rs:5:13
4 LL | fn foo(a: usize) {}
5 | ---------------- defined here
7 LL | fn main() { foo(5, 6) }
8 | ^^^^^^^^^ expected 1 parameter
10 error: aborting due to previous error
12 For more information about this error, try `rustc --explain E0061`.