From 05ac86223ab502844a672c846b06fdb3ef4071af Mon Sep 17 00:00:00 2001
From: Yota Toyama <raviqqe@gmail.com>
Date: Tue, 30 Apr 2019 14:59:38 +0000
Subject: [PATCH] Use nightly Rust

---
 .circleci/config.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 2296e96..3772749 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -2,7 +2,7 @@ version: 2
 jobs:
   build:
     docker:
-      - image: rust
+      - image: rustlang/rust:nightly
     steps:
       - checkout
       - run: git submodule update --init --recursive