Update rust-toolchain

Signed-off-by: Xiaoguang Sun <sunxiaoguang@zhihu.com>
zhihu · May 30, 2019 · 472eb29 · 472eb29
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commit 472eb29
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/rust-toolchain b/rust-toolchain
@@ -1 +1 @@
-nightly-2019-03-03
+nightly-2019-05-22