tests/ui/imports/issue-45829/rename.rs - rust-lang/rust - Git at Google

 use core;
 use std as core;
 //~^ ERROR is defined multiple times

 fn main() {
     1 + 1;
 }
	use core;
	use std as core;
	//~^ ERROR is defined multiple times

	fn main() {
	1 + 1;
	}