Trim unwanted CI actions

Author: dhardy

.github/workflows/benches.yml

@@ -43,14 +43,8 @@ jobs:
         uses: dtolnay/rust-toolchain@master
         with:
           toolchain: nightly
-      - name: rand
-        run: cargo doc --all-features --no-deps
       - name: rand_core
-        run: cargo doc --all-features --package rand_core --no-deps
-      - name: rand_chacha
-        run: cargo doc --all-features --package rand_chacha --no-deps
-      - name: rand_pcg
-        run: cargo doc --all-features --package rand_pcg --no-deps
+        run: cargo doc --all-features --no-deps
 
   test:
     runs-on: ${{ matrix.os }}
@@ -100,29 +94,10 @@ jobs:
         if: ${{ matrix.variant == 'minimal_versions' }}
         run: |
           cargo generate-lockfile -Z minimal-versions
-      - name: Maybe nightly
-        if: ${{ matrix.toolchain == 'nightly' }}
-        run: |
-          cargo test --target ${{ matrix.target }} --features=nightly
-          cargo test --target ${{ matrix.target }} --all-features
-          cargo test --target ${{ matrix.target }} --lib --tests --no-default-features
-      - name: Test rand
-        run: |
-          cargo test --target ${{ matrix.target }} --lib --tests --no-default-features
-          cargo build --target ${{ matrix.target }} --no-default-features --features alloc,os_rng,small_rng,unbiased
-          cargo test --target ${{ matrix.target }} --lib --tests --no-default-features --features=alloc,os_rng,small_rng
-          cargo test --target ${{ matrix.target }} --examples
-      - name: Test rand (all stable features)
-        run: |
-          cargo test --target ${{ matrix.target }} --features=serde,log,small_rng
       - name: Test rand_core
         run: |
-          cargo test --target ${{ matrix.target }} --manifest-path rand_core/Cargo.toml --no-default-features
-          cargo test --target ${{ matrix.target }} --manifest-path rand_core/Cargo.toml --features serde
-      - name: Test rand_pcg
-        run: cargo test --target ${{ matrix.target }} --manifest-path rand_pcg/Cargo.toml --features=serde
-      - name: Test rand_chacha
-        run: cargo test --target ${{ matrix.target }} --manifest-path rand_chacha/Cargo.toml --features=serde
+          cargo test --target ${{ matrix.target }} --no-default-features
+          cargo test --target ${{ matrix.target }} --features serde
 
   test-cross:
     runs-on: ${{ matrix.os }}
@@ -151,11 +126,7 @@ jobs:
       - name: Test
         run: |
           # all stable features:
-          cross test --no-fail-fast --target ${{ matrix.target }} --features=serde,log,small_rng
-          cross test --no-fail-fast --target ${{ matrix.target }} --examples
-          cross test --no-fail-fast --target ${{ matrix.target }} --manifest-path rand_core/Cargo.toml
-          cross test --no-fail-fast --target ${{ matrix.target }} --manifest-path rand_pcg/Cargo.toml --features=serde
-          cross test --no-fail-fast --target ${{ matrix.target }} --manifest-path rand_chacha/Cargo.toml
+          cross test --no-fail-fast --target ${{ matrix.target }}
 
   test-miri:
     runs-on: ubuntu-latest
@@ -168,13 +139,9 @@ jobs:
           cargo miri setup
       - name: Test rand
         run: |
-          cargo miri test --no-default-features --lib --tests
-          cargo miri test --features=log,small_rng
-          cargo miri test --manifest-path rand_core/Cargo.toml
-          cargo miri test --manifest-path rand_core/Cargo.toml --features=serde
-          cargo miri test --manifest-path rand_core/Cargo.toml --no-default-features
-          cargo miri test --manifest-path rand_pcg/Cargo.toml --features=serde
-          cargo miri test --manifest-path rand_chacha/Cargo.toml --no-default-features
+          cargo miri test
+          cargo miri test --features=serde
+          cargo miri test --no-default-features
 
   test-no-std:
     runs-on: ubuntu-latest