#![deny(unsafe_op_in_unsafe_fn)]
#![cfg_attr(not(test), feature(generator_trait))]
#![cfg_attr(test, feature(test))]
+#![cfg_attr(test, feature(new_uninit))]
#![feature(allocator_api)]
#![feature(array_chunks)]
+#![feature(array_windows)]
#![feature(allow_internal_unstable)]
#![feature(arbitrary_self_types)]
#![feature(box_patterns)]
#![feature(box_syntax)]
-#![feature(btree_drain_filter)]
#![feature(cfg_sanitize)]
#![feature(cfg_target_has_atomic)]
#![feature(coerce_unsized)]
#![feature(const_btree_new)]
+#![feature(const_fn)]
#![feature(const_generics)]
#![feature(const_in_array_repeat_expressions)]
#![feature(cow_is_borrowed)]
-#![feature(deque_range)]
+#![feature(const_cow_is_borrowed)]
#![feature(dispatch_from_dyn)]
#![feature(core_intrinsics)]
-#![feature(container_error_extra)]
#![feature(dropck_eyepatch)]
#![feature(exact_size_is_empty)]
#![feature(exclusive_range_pattern)]
#![feature(fmt_internals)]
#![feature(fn_traits)]
#![feature(fundamental)]
-#![feature(internal_uninit_const)]
+#![feature(inplace_iteration)]
+#![feature(int_bits_const)]
#![feature(lang_items)]
#![feature(layout_for_ptr)]
-#![feature(libc)]
-#![feature(map_first_last)]
-#![feature(map_into_keys_values)]
+#![feature(maybe_uninit_ref)]
#![feature(negative_impls)]
-#![feature(new_uninit)]
+#![feature(never_type)]
#![feature(nll)]
#![feature(nonnull_slice_from_raw_parts)]
#![feature(optin_builtin_traits)]
#![feature(rustc_attrs)]
#![feature(receiver_trait)]
#![feature(min_specialization)]
+#![feature(slice_check_range)]
#![feature(slice_ptr_get)]
#![feature(slice_ptr_len)]
#![feature(staged_api)]
-#![feature(std_internals)]
#![feature(str_internals)]
#![feature(trusted_len)]
-#![feature(try_reserve)]
#![feature(unboxed_closures)]
#![feature(unicode_internals)]
#![feature(unsafe_block_in_unsafe_fn)]
#![feature(unsized_locals)]
#![feature(allocator_internals)]
#![feature(slice_partition_dedup)]
-#![feature(maybe_uninit_extra, maybe_uninit_slice)]
+#![feature(maybe_uninit_extra, maybe_uninit_slice, maybe_uninit_uninit_array)]
#![feature(alloc_layout_extra)]
+#![feature(trusted_random_access)]
#![feature(try_trait)]
+#![feature(type_alias_impl_trait)]
#![feature(associated_type_bounds)]
// Allow testing this library