From d69ccf1344438e521f3c908810a6a57f2a6dd9cc Mon Sep 17 00:00:00 2001
From: Joshua Nelson <jyn514@gmail.com>
Date: Fri, 23 Apr 2021 12:51:54 -0400
Subject: [PATCH] Use `-Zunpretty=expanded` instead of `--pretty`

---
 ui/src/sandbox.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/ui/src/sandbox.rs b/ui/src/sandbox.rs
index f334d9316..132f5b246 100644
--- a/ui/src/sandbox.rs
+++ b/ui/src/sandbox.rs
@@ -398,8 +398,7 @@ impl Sandbox {
             "cargo",
             "rustc",
             "--",
-            "-Zunstable-options",
-            "--pretty=expanded",
+            "-Zunpretty=expanded",
         ]);
 
         log::debug!("Macro expansion command is {:?}", cmd);