#![deny(warnings)]
#![feature(binary_heap_extras)]
-#![feature(binary_heap_peek_mut)]
#![feature(box_syntax)]
#![feature(btree_range)]
#![feature(collections)]
#![feature(const_fn)]
#![feature(fn_traits)]
#![feature(enumset)]
-#![feature(linked_list_contains)]
#![feature(pattern)]
#![feature(rand)]
#![feature(step_by)]
#![feature(test)]
#![feature(unboxed_closures)]
#![feature(unicode)]
-#![feature(vec_deque_contains)]
+#![feature(vec_into_iter_as_slice)]
extern crate collections;
extern crate test;