From 246caea009fd7b652d00f1b0a94108b7ac5b7938 Mon Sep 17 00:00:00 2001
From: csmoe <35686186+csmoe@users.noreply.github.com>
Date: Thu, 31 May 2018 22:31:13 +0800
Subject: [PATCH] fix wrong replacing

---
 src/librustc_borrowck/borrowck/mod.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/librustc_borrowck/borrowck/mod.rs b/src/librustc_borrowck/borrowck/mod.rs
index 7c2d5ba094f..072f94661e4 100644
--- a/src/librustc_borrowck/borrowck/mod.rs
+++ b/src/librustc_borrowck/borrowck/mod.rs
@@ -1214,7 +1214,7 @@ impl<'a, 'tcx> BorrowckCtxt<'a, 'tcx> {
                             db.span_label(
                                 let_span,
                                 format!("consider changing this to `{}`",
-                                         snippet.replace("ref ", "ref mut "))
+                                         snippet.replacen("ref ", "ref mut ", 1))
                             );
                         }
                     }