Added MIRI test to CI

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
       - name: Checkout sources
         uses: actions/checkout@v2
 
-      - name: Install stable toolchain
+      - name: Install toolchain
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
@@ -50,6 +50,33 @@ jobs:
           command: fmt
           args: --all -- --check
 
+  miri:
+    name: Miri Test
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v2
+
+      - name: Install nightly toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly
+          override: true
+          components: miri, rust-src
+
+#      - name: Build
+#        uses: actions-rs/cargo@v1
+#        with:
+#          command: build
+#          args: --all-features
+
+      - name: Miri Test
+        uses: actions-rs/cargo@v1
+        with:
+          command: miri
+          args: test --all-features
+
   build-msrv:
     name: Build MSRV
     runs-on: ubuntu-latest