tidy fix

Author: Oneirical

tests/run-make/bare-outfile/rmake.rs

@@ -4,10 +4,10 @@
 //@ ignore-cross-compile
 
 use run_make_support::{run, rustc, tmp_dir};
-use std::fs;
 use std::env;
+use std::fs;
 
-fn main(){
+fn main() {
     fs::copy("foo.rs", tmp_dir()).unwrap();
     env::set_current_dir(tmp_dir());
     rustc().output("foo").input("foo.rs");