.github/workflows/buildjet.yml

@@ -0,0 +1,32 @@
+name: buildjet
+
+on: [push, pull_request]
+
+jobs:
+  buildjet:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+
+    name: Test buildjet provider on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+
+    env:
+      CARGO_TERM_COLOR: always
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - run: rustup toolchain install stable --profile minimal --no-self-update
+
+      - uses: ./
+        with:
+          workspaces: tests
+          cache-provider: buildjet
+
+      - run: |
+          cargo check
+          cargo test
+          cargo build --release
+        working-directory: tests

.github/workflows/coverage.yml

@@ -18,11 +18,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      # When rustup is updated, it tries to replace its binary, which on Windows is somehow locked.
-      # This can result in the CI failure, see: https://github.com/rust-lang/rustup/issues/3029
-      - run: |
-          rustup set auto-self-update disable
-          rustup toolchain install stable --profile minimal --component llvm-tools-preview
+      - run: rustup toolchain install stable --profile minimal --component llvm-tools-preview --no-self-update
 
       - uses: taiki-e/install-action@cargo-llvm-cov
 

.github/workflows/git-registry.yml

@@ -0,0 +1,31 @@
+name: git-registry
+
+on: [push, pull_request]
+
+jobs:
+  git-registry:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+
+    name: Test cargo "git" registry on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+
+    env:
+      CARGO_TERM_COLOR: always
+      CARGO_REGISTRIES_CRATES_IO_PROTOCOL: git
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - run: rustup toolchain install stable --profile minimal --no-self-update
+
+      - uses: ./
+        with:
+          workspaces: tests
+
+      - run: |
+          cargo check
+          cargo test
+        working-directory: tests

.github/workflows/install.yml

@@ -18,11 +18,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      # When rustup is updated, it tries to replace its binary, which on Windows is somehow locked.
-      # This can result in the CI failure, see: https://github.com/rust-lang/rustup/issues/3029
-      - run: |
-          rustup set auto-self-update disable
-          rustup toolchain install stable --profile minimal
+      - run: rustup toolchain install stable --profile minimal --no-self-update
 
       - uses: ./
 

.github/workflows/simple.yml

@@ -9,7 +9,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
 
-    name: Test `cargo check/test` on ${{ matrix.os }}
+    name: Test `cargo check/test/build` on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
 
     env:
@@ -18,11 +18,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      # When rustup is updated, it tries to replace its binary, which on Windows is somehow locked.
-      # This can result in the CI failure, see: https://github.com/rust-lang/rustup/issues/3029
-      - run: |
-          rustup set auto-self-update disable
-          rustup toolchain install stable --profile minimal
+      - run: rustup toolchain install stable --profile minimal --no-self-update
 
       - uses: ./
         with:
@@ -31,4 +27,5 @@ jobs:
       - run: |
           cargo check
           cargo test
+          cargo build --release
         working-directory: tests

.github/workflows/target-dir.yml

@@ -18,11 +18,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      # When rustup is updated, it tries to replace its binary, which on Windows is somehow locked.
-      # This can result in the CI failure, see: https://github.com/rust-lang/rustup/issues/3029
-      - run: |
-          rustup set auto-self-update disable
-          rustup toolchain install stable --profile minimal
+      - run: rustup toolchain install stable --profile minimal --no-self-update
 
       # the `workspaces` option has the format `$workspace -> $target-dir`
       # and the `$target-dir` is relative to the `$workspace`.

.github/workflows/workspaces.yml

@@ -18,11 +18,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      # When rustup is updated, it tries to replace its binary, which on Windows is somehow locked.
-      # This can result in the CI failure, see: https://github.com/rust-lang/rustup/issues/3029
-      - run: |
-          rustup set auto-self-update disable
-          rustup toolchain install stable --profile minimal --target wasm32-unknown-unknown
+      - run: rustup toolchain install stable --profile minimal --target wasm32-unknown-unknown --no-self-update
 
       - uses: ./
         with:

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## 2.6.0
+
+- Add "buildjet" as a second `cache-provider` backend.
+- Clean up sparse registry index.
+- Do not clean up src of `-sys` crates.
+- Remove `.cargo/credentials.toml` before saving.
+
 ## 2.5.1
 
 - Fix hash contribution of `Cargo.lock`.

README.md

@@ -62,9 +62,17 @@ sensible defaults.
 
     # Determiners whether the cache should be saved.
     # If `false`, the cache is only restored.
-    # Useful for jobs where the matrix is additive e.g. additional Cargo features.
+    # Useful for jobs where the matrix is additive e.g. additional Cargo features,
+    # or when only runs from `master` should be saved to the cache.
     # default: "true"
     save-if: ""
+    # To only cache runs from `master`:
+    save-if: ${{ github.ref == 'refs/head/master' }}
+
+    # Specifies what to use as the backend providing cache
+    # Can be set to either "github" or "buildjet"
+    # default: "github"
+    cache-provider: ""
 ```
 
 Further examples are available in the [.github/workflows](./.github/workflows/) directory.
@@ -85,7 +93,8 @@ repositories with only a `Cargo.toml` file have limited benefits, as cargo will
 _always_ use the most up-to-date dependency versions, which may not be cached.
 
 Usage with Stable Rust is most effective, as a cache is tied to the Rust version.
-Using it with Nightly Rust is less effective as it will throw away the cache every day.
+Using it with Nightly Rust is less effective as it will throw away the cache every day,
+unless a specific nightly build is being pinned.
 
 ## Cache Details
 
@@ -101,6 +110,7 @@ This cache is automatically keyed by:
 - the value of some compiler-specific environment variables (eg. RUSTFLAGS, etc), and
 - a hash of all `Cargo.lock` / `Cargo.toml` files found anywhere in the repository (if present).
 - a hash of all `rust-toolchain` / `rust-toolchain.toml` files in the root of the repository (if present).
+- a hash of all `.cargo/config.toml` files in the root of the repository (if present).
 
 An additional input `key` can be provided if the builtin keys are not sufficient.
 

TODO.md

@@ -1,4 +1,3 @@
 - better .cargo/bin handling:
   - get a list of all the files on "pre"/"restore"
   - move the files out of the way on "post"/"save" and move them back afterwards
-- properly clean sparse registry

action.yml

@@ -36,6 +36,10 @@ inputs:
     description: "Determiners whether the cache should be saved. If `false`, the cache is only restored."
     required: false
     default: "true"
+  cache-provider:
+    description: "Determines which provider to use for caching. Options are github or buildjet, defaults to github."
+    required: false
+    default: "github"
 outputs:
   cache-hit:
     description: "A boolean value that indicates an exact match was found."