error[E0004]: non-exhaustive patterns: `HastaLaVistaBaby` not covered
  --> $DIR/E0004.rs:9:11
   |
LL |     match x { //~ ERROR E0004
   |           ^ pattern `HastaLaVistaBaby` not covered

error: aborting due to previous error

For more information about this error, try `rustc --explain E0004`.