use core::slice::{self, from_raw_parts_mut};
use core::usize;
-use crate::alloc::{box_free, handle_alloc_error, Alloc, Global, Layout};
+use crate::alloc::{box_free, handle_alloc_error, AllocRef, Global, Layout};
use crate::string::String;
use crate::vec::Vec;