src/test/ui/invalid_crate_type_syntax.stderr

error: attribute must be of the form `#[crate_type = "bin|lib|..."]`
  --> $DIR/invalid_crate_type_syntax.rs:2:1
   |
LL | #![crate_type(lib)]  //~ ERROR attribute must be of the form
   | ^^^^^^^^^^^^^^^^^^^

error: aborting due to previous error