From a9ec2b8c30cdff42208eb5cd45957c240ccf6408 Mon Sep 17 00:00:00 2001
From: messense <messense@icloud.com>
Date: Tue, 13 Mar 2018 05:06:54 +0800
Subject: [PATCH] Bump minimum rustc version to 1.21.0 (#270)

---
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 802c091..9577ec8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,7 +15,7 @@ matrix:
           env: FEATURES=""
 
         # minimum version
-        - rust: 1.18.0
+        - rust: 1.21.0
 
         - rust: stable
           env: FEATURES="--features unstable"