From 333d03be5df6c0c52435ea92d73c4c5689e847e8 Mon Sep 17 00:00:00 2001
From: Alan Somers <asomers@gmail.com>
Date: Fri, 25 Mar 2022 18:09:37 -0600
Subject: Use the nightly toolchain for Redox

The latest redox-syscall crate requires at least Rust 1.59.0, but they
don't define an MSRV policy.  And the version given in the
rust-toolchain file in the Redox repository doesn't work.  So until they
clarify their MSRV, use nightly.

https://gitlab.redox-os.org/redox-os/syscall/-/commit/30f29c32952343412bb6c36c9fda136d26e9431f
---
 .cirrus.yml | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/.cirrus.yml b/.cirrus.yml
index 4fd93a36..cc5f216d 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -262,10 +262,8 @@ task:
   name: Redox x86_64
   env:
     TARGET: x86_64-unknown-redox
-    # Redox requires a nightly compiler.
-    # If stuff breaks, change nightly to the date at
-    # https://gitlab.redox-os.org/redox-os/redox/-/blob/master/rust-toolchain
-    TOOLCHAIN: nightly-2021-06-15
+    # Redox's MSRV policy is unclear.  Until they define it, use nightly.
+    TOOLCHAIN: nightly
   setup_script:
     - rustup target add $TARGET
     - rustup toolchain install $TOOLCHAIN --profile minimal --target $TARGET
-- 
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