From c504e3dee0f85e344dbe8e4cc268e317ef9ff3a2 Mon Sep 17 00:00:00 2001
From: hyd-dev <yd-huang@outlook.com>
Date: Fri, 2 Jul 2021 16:20:55 +0800
Subject: [PATCH] Add a comment in `.github/workflows/ci.yml`

---
 .github/workflows/ci.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 487632136905..ce13647fa586 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -74,6 +74,7 @@ jobs:
           else
             RUSTC_HASH=$(< rust-version)
           fi
+          # We need a nightly cargo for parts of the cargo miri test suite.
           rustup-toolchain-install-master \
             -f \
             -n master "$RUSTC_HASH" \