From 3dc2018c4090b7cbc3d40a803c7b3993b74d785c Mon Sep 17 00:00:00 2001
From: Parth Nobel <parthnobel@berkeley.edu>
Date: Wed, 21 Jul 2021 23:44:24 -0700
Subject: [PATCH] Changes rustc argument from `--force-warns` to `--force-warn`

The rustc argument was renamed in rust-lang/rust#87346.
---
 src/cargo/ops/fix.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/cargo/ops/fix.rs b/src/cargo/ops/fix.rs
index 57933e4a1df..ddce0acca47 100644
--- a/src/cargo/ops/fix.rs
+++ b/src/cargo/ops/fix.rs
@@ -793,7 +793,7 @@ impl FixArgs {
         if let Some(edition) = self.prepare_for_edition {
             if edition.supports_compat_lint() {
                 if config.nightly_features_allowed {
-                    cmd.arg("--force-warns")
+                    cmd.arg("--force-warn")
                         .arg(format!("rust-{}-compatibility", edition))
                         .arg("-Zunstable-options");
                 } else {