Rewrite - Rustdoc backend

.github/workflows/main.yml

@@ -18,6 +18,10 @@ jobs:
 
       - uses: Swatinem/rust-cache@v1
 
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+
       - name: cargo test
         uses: actions-rs/cargo@v1
         with:
@@ -32,6 +36,10 @@ jobs:
 
       - uses: Swatinem/rust-cache@v1
 
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+
       - name: cargo test
         uses: actions-rs/cargo@v1
         with:
@@ -46,6 +54,10 @@ jobs:
 
       - uses: Swatinem/rust-cache@v1
 
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+
       - name: cargo test
         uses: actions-rs/cargo@v1
         with:

.github/workflows/pr.yml

@@ -16,6 +16,10 @@ jobs:
 
     - uses: Swatinem/rust-cache@v1
 
+    - uses: actions-rs/toolchain@v1
+      with:
+        toolchain: nightly
+
     - name: cargo test
       uses: actions-rs/cargo@v1
       with:
@@ -42,6 +46,10 @@ jobs:
 
       - uses: Swatinem/rust-cache@v1
 
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+
       - name: cargo test
         uses: actions-rs/cargo@v1
         with:
@@ -56,6 +64,10 @@ jobs:
 
       - uses: Swatinem/rust-cache@v1
 
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+
       - name: cargo test
         uses: actions-rs/cargo@v1
         with: