Fix formatting of push error message

src/lib.rs

@@ -1034,7 +1034,12 @@ pub fn run() {
                             remote
                                 .push(&[push_refspec], Some(&mut push_options))
                                 .unwrap_or_else(|error| {
-                                    print_error(&format!("Pushing to {} ({}) failed: {}", remote_name, remote.url().unwrap(), error));
+                                    print_error(&format!(
+                                        "Pushing to {} ({}) failed: {}",
+                                        remote_name,
+                                        remote.url().unwrap(),
+                                        error
+                                    ));
                                     process::exit(1);
                                 });