Change to nightly

.github/workflows/rust.yaml

@@ -10,15 +10,32 @@ env:
   CARGO_TERM_COLOR: always
 
 jobs:
-  build:
-
+  check:
+    name: Rust project
     runs-on: ubuntu-latest
-
     steps:
-    - uses: actions/checkout@v2
-    - name: Build
-      run: cargo build --verbose
-    - name: Run tests
-      run: cargo test --verbose
-    - name: Release Build
-      run: cargo build --release --verbose
+      - uses: actions/checkout@v2
+      - name: Install latest nightly
+        uses: actions-rs/toolchain@v1
+        with:
+            toolchain: nightly
+            override: true
+            components: rustfmt, clippy
+
+      # `cargo check` command here will use installed `nightly`
+      # as it is set as an "override" for current directory
+
+      - name: Run cargo build
+        uses: actions-rs/cargo@v1
+        with:
+          command: build
+      
+      - name: Run cargo test
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          
+      - name: Run cargo build --release
+        uses: actions-rs/cargo@v1
+        with:
+          command: build --release