#![feature(nll)]
#![feature(nonnull_slice_from_raw_parts)]
#![feature(once_cell)]
-#![cfg_attr(bootstrap, feature(optin_builtin_traits))]
-#![cfg_attr(not(bootstrap), feature(auto_traits))]
+#![feature(auto_traits)]
#![feature(or_patterns)]
#![feature(panic_info_message)]
#![feature(panic_internals)]
#![feature(slice_internals)]
#![feature(slice_ptr_get)]
#![feature(slice_ptr_len)]
-#![feature(slice_strip)]
#![feature(staged_api)]
#![feature(std_internals)]
#![feature(stdsimd)]