You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: copy_nonoverlapping.rs
    path of file: ./repos/kani/tests/kani/Intrinsics/Copy
    
    the code of the file until where you have to start completion: // Copyright Kani Contributors
// SPDX-License-Identifier: Apache-2.0 OR MIT

// Check that `copy_nonoverlapping` works as ex
    
fn test_copy_nonoverlapping_simple() {
    let mut expected_val = 42;
    let src: *mut i32 = &mut expected_val as *mut i32;
    let mut old_val = 99;
    let dst: *mut i32 = &mut old_val;
    unsafe {
        core::intrinsics::copy_nonoverlapping(src, dst, 1);
        assert!(*dst == expected_val);
    }
}