Fix actions jobs not to run lint under nightly

Stable and nightly rust can format differently. So check format only in
stable rust not in nightly.

.github/workflows/coverage.yml

@@ -10,6 +10,10 @@ jobs:
         python: [3.7, 3.8, 3.9]
         os: [ubuntu-latest]
     runs-on: ${{ matrix.os }}
+    env:
+      CARGO_INCREMENTAL: '0'
+      RUSTFLAGS: "-Zprofile -Ccodegen-units=1 -Cdebug-assertions=no -Copt-level=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests -Cpanic=abort"
+      RUSTDOCFLAGS: "-Cpanic=abort"
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
@@ -20,14 +24,13 @@ jobs:
           toolchain: nightly
           override: true
           components: rustfmt,clippy
-      - name: Install dependencies
+      - name: Setup
         run: |
           pip install pipenv
-          make python-version=${{ matrix.python }} build-opt=''
-        env:
-          CARGO_INCREMENTAL: '0'
-          RUSTFLAGS: "-Zprofile -Ccodegen-units=1 -Cdebug-assertions=no -Copt-level=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests -Cpanic=abort"
-          RUSTDOCFLAGS: "-Cpanic=abort"
+          make setup python-version=${{ matrix.python }} build-opt=''
+      - name: Test
+        run: |
+          make test
       - id: coverage
         uses: actions-rs/[email protected]
       - uses: codecov/codecov-action@v1

.github/workflows/tests.yml

@@ -15,7 +15,13 @@ jobs:
       - uses: actions/setup-python@v2
         with:
           python-version: ${{ matrix.python }}
-      - name: Test
+      - name: Setup
         run: |
           pip install pipenv
-          make python-version=${{ matrix.python }}
+          make setup python-version=${{ matrix.python }}
+      - name: Lint
+        run: |
+          make lint
+      - name: Test
+        run: |
+          make test