From e7954413e16d5814db5da6389f8d6e0c328812aa Mon Sep 17 00:00:00 2001
From: Yusuke Tanaka <yusuktan@maguro.dev>
Date: Fri, 26 Mar 2021 03:17:37 +0900
Subject: upgrade: Rust 1.51.0 (#9895)

---
 test_util/src/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'test_util/src')

diff --git a/test_util/src/lib.rs b/test_util/src/lib.rs
index 544015413..b02181170 100644
--- a/test_util/src/lib.rs
+++ b/test_util/src/lib.rs
@@ -964,7 +964,7 @@ impl HttpServerCount {
             break;
           }
         } else {
-          panic!(maybe_line.unwrap_err());
+          panic!("{}", maybe_line.unwrap_err());
         }
       }
       self.test_server = Some(test_server);
-- 
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