From fd9c374e448d709692419fb75f855845d3dcc2ab Mon Sep 17 00:00:00 2001
From: Christian Menard <Christian.Menard@tu-dresden.de>
Date: Mon, 22 Aug 2022 12:06:33 +0200
Subject: [PATCH] CI: Delete rustup cache in case of any failures

This works around https://github.com/ATiltedTree/setup-rust/issues/157
and https://github.com/rust-lang/rustup/issues/2417
---
 .github/workflows/ci.yml       |  2 +-
 .github/workflows/rs-tests.yml | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2d9ae662d4..08024f174a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -88,7 +88,7 @@ jobs:
     
   # Run the Rust integration tests.
   rs-tests:
-    uses: lf-lang/lingua-franca/.github/workflows/rs-tests.yml@master
+    uses: lf-lang/lingua-franca/.github/workflows/rs-tests.yml@ci-rust-fix
     needs: cancel
 
   # Run the Rust benchmark tests.
diff --git a/.github/workflows/rs-tests.yml b/.github/workflows/rs-tests.yml
index e29e295571..c54810b418 100644
--- a/.github/workflows/rs-tests.yml
+++ b/.github/workflows/rs-tests.yml
@@ -27,6 +27,17 @@ jobs:
       - name: Prepare build environment
         uses: ./.github/actions/prepare-build-env
       - name: Setup Rust
+        id: rustup
+        uses: ATiltedTree/setup-rust@v1
+        with:
+          rust-version: ${{ matrix.rust }}
+          components: clippy
+        continue-on-error: true
+      - name: Delete rustup cache
+        run: rm -rf ~/.rustup
+        if: ${{ steps.rustup.outcome }} != "success"
+      - name: Setup Rust (again)
+        if: ${{ steps.rustup.outcome }} != "success"
         uses: ATiltedTree/setup-rust@v1
         with:
           rust-version: ${{ matrix.rust }}