From 99d7ba1563acc265a0ba8a62759c4509ce3a948f Mon Sep 17 00:00:00 2001
From: Trent Nelson <trent@solana.com>
Date: Fri, 29 Jan 2021 15:39:01 -0700
Subject: [PATCH] ci: Base `target` cache key on env.RUST_STABLE (version)

---
 .github/workflows/pull-request.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index 3c06ffb6..ba77eb1e 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -102,7 +102,7 @@ jobs:
             ~/.cargo/registry
             ~/.cargo/git
             target
-          key: cargo-build-${{ hashFiles('**/Cargo.lock') }}
+          key: cargo-build-${{ hashFiles('**/Cargo.lock') }}-${{ env.RUST_STABLE}}
 
       - uses: actions/cache@v2
         with: