Corrected CI on github

.github/workflows/ci.yml

@@ -10,88 +10,48 @@ jobs:
   test:
     name: test
     env:
-      # For some builds, we use cross to test on 32-bit and big-endian
-      # systems.
-      CARGO: cargo
-      # When CARGO is set to CROSS, this is set to `--target matrix.target`.
-      TARGET_DIR: ./target
       # Emit backtraces on panics.
       RUST_BACKTRACE: 1
-    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
         build:
-          # We test on a pinned version of Rust, along with the moving
-          # targets of 'stable' and 'beta' for good measure.
           - pinned
           - stable
           - beta
-          # Our release builds are generated by a nightly compiler to take
-          # advantage of the latest optimizations/compile time improvements. So
-          # we test all of them here. (We don't do mips releases, but test on
-          # mips for big-endian coverage.)
           - nightly
-          - nightly-musl
           - macos
           - win-msvc
-          - win-gnu
         include:
           - build: pinned
-            os: ubuntu-18.04
+            os: ubuntu-20.04
             rust: 1.52.1
           - build: stable
-            os: ubuntu-18.04
+            os: ubuntu-20.04
             rust: stable
           - build: beta
-            os: ubuntu-18.04
+            os: ubuntu-20.04
             rust: beta
           - build: nightly
-            os: ubuntu-18.04
-            rust: nightly
-          - build: nightly-musl
-            os: ubuntu-18.04
+            os: ubuntu-20.04
             rust: nightly
-            target: x86_64-unknown-linux-musl
           - build: macos
             os: macos-latest
             rust: nightly
           - build: win-msvc
             os: windows-2019
             rust: nightly
+    runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2
 
-      - name: Install packages (Ubuntu)
-        if: matrix.os == 'ubuntu-18.04'
-        run: |
-          ci/ubuntu-install-packages
-
-      - name: Install packages (macOS)
-        if: matrix.os == 'macos-latest'
-        run: |
-          ci/macos-install-packages
-
       - name: Install Rust
         uses: dtolnay/rust-toolchain@v1
         with:
           toolchain: ${{ matrix.rust }}
 
-      - name: Use Cross
-        if: matrix.target != ''
-        run: |
-          cargo install cross
-          echo "CARGO=cross" >> $GITHUB_ENV
-          echo "TARGET_FLAGS=--target ${{ matrix.target }}" >> $GITHUB_ENV
-          echo "TARGET_DIR=./target/${{ matrix.target }}" >> $GITHUB_ENV
-
-      - name: Show command used for Cargo
-        run: |
-          echo "cargo command is: ${{ env.CARGO }}"
-          echo "target flag is: ${{ env.TARGET_FLAGS }}"
-
       - name: Build gitlab-project-doctor and all crates
-        run: ${{ env.CARGO }} build --verbose --workspace ${{ env.TARGET_FLAGS }}
+        run: cargo build --verbose
 
       # This is useful for debugging problems when the expected build artifacts
       # (like shell completions and man pages) aren't generated.
@@ -99,7 +59,7 @@ jobs:
         shell: bash
         run: |
           set +x
-          stderr="$(find "${{ env.TARGET_DIR }}/debug" -name stderr -print0 | xargs -0 ls -t | head -n1)"
+          stderr="$(find "target/debug" -name stderr -print0 | xargs -0 ls -t | head -n1)"
           if [ -s "$stderr" ]; then
             echo "===== $stderr ===== "
             cat "$stderr"
@@ -108,8 +68,7 @@ jobs:
           set -x
 
       - name: Run tests
-        if: matrix.target != ''
-        run: ${{ env.CARGO }} test --verbose --workspace ${{ env.TARGET_FLAGS }}
+        run: cargo test --verbose
 
   rustfmt:
     name: rustfmt