Format with nightly rustfmt-preview, then with rustfmt-0.9 again.

cranelift/src/rsfilecheck.rs

@@ -3,9 +3,9 @@
 //! This file is named to avoid a name collision with the filecheck crate.
 
 use CommandResult;
-use utils::read_to_string;
 use filecheck::{Checker, CheckerBuilder, NO_VARIABLES};
 use std::io::{self, Read};
+use utils::read_to_string;
 
 pub fn run(files: &[String], verbose: bool) -> CommandResult {
     if files.is_empty() {