error: return type should be `!`
  --> $DIR/alloc-error-handler-bad-signature-1.rs:22:6
   |
LL | ) -> () //~ ERROR return type should be `!`
   |      ^^

error: argument should be `Layout`
  --> $DIR/alloc-error-handler-bad-signature-1.rs:21:11
   |
LL |     info: &Layout, //~ ERROR argument should be `Layout`
   |           ^^^^^^^

error: aborting due to 2 previous errors