try nothing-but-nix

Author: itslychee

.github/workflows/test.yml

@@ -92,17 +92,10 @@ jobs:
       matrix:
         test: ${{ fromJSON(needs.find-vm-tests.outputs.tests) }}
     steps:
-      - run: |
-          sudo rm -rf /usr/share/dotnet
-          sudo rm -rf /usr/local/lib/android
-          sudo rm -rf /opt/ghc
-          sudo rm -rf /opt/hostedtoolcache/CodeQL
-          sudo docker image prune --all --force
       - uses: actions/checkout@v4
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
-        with:
-          platforms: arm64
+      - uses: wimpysworld/nothing-but-nix
+      - name: QEMU static binaries
+        run: sudo apt-get install qemu-user-static
       - uses: cachix/install-nix-action@v31
         with:
           nix_path: nixpkgs=channel:nixos-unstable