// Type encoding
-#[allow(unused_must_use)]; // as with encoding, everything is a no-fail MemWriter
-#[allow(non_camel_case_types)];
+#![allow(unused_must_use)] // as with encoding, everything is a no-fail MemWriter
+#![allow(non_camel_case_types)]
use std::cell::RefCell;
use collections::HashMap;