Merge safety workflows

Author: jonhoo

.github/workflows/asan.yml

@@ -0,0 +1,86 @@
+on:
+  push:
+    branches: [main]
+  pull_request:
+name: safety
+jobs:
+  sanitizers:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+      - name: Install nightly
+        uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly
+          default: true
+      - run: |
+            # to get the symbolizer for debug symbol resolution
+            sudo apt install llvm
+            # to fix buggy leak analyzer:
+            # https://github.com/japaric/rust-san#unrealiable-leaksanitizer
+            sed -i '/\[features\]/i [profile.dev]' Cargo.toml
+            sed -i '/profile.dev/a opt-level = 1' Cargo.toml
+            cat Cargo.toml
+        name: Enable debug symbols
+      - name: cargo test -Zsanitizer=address
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          # only --lib --tests b/c of https://github.com/rust-lang/rust/issues/53945
+          args: --lib --tests --all-features --target x86_64-unknown-linux-gnu
+        env:
+          ASAN_OPTIONS: "detect_odr_violation=0:detect_leaks=0"
+          RUSTFLAGS: "-Z sanitizer=address"
+      - name: cargo test -Zsanitizer=leak
+        if: always()
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: --all-features --target x86_64-unknown-linux-gnu
+        env:
+          LSAN_OPTIONS: "suppressions=lsan-suppressions.txt"
+          RUSTFLAGS: "-Z sanitizer=leak"
+  miri:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+      - run: |
+          echo "NIGHTLY=nightly-$(curl -s https://rust-lang.github.io/rustup-components-history/x86_64-unknown-linux-gnu/miri)" >> $GITHUB_ENV
+      - name: Install ${{ env.NIGHTLY }}
+        uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: ${{ env.NIGHTLY }}
+          default: true
+          components: miri
+      - name: cargo miri test
+        uses: actions-rs/cargo@v1
+        with:
+          command: miri
+          args: test
+        env:
+          MIRIFLAGS: "-Zmiri-tag-raw-pointers"
+  loom:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+      - name: Install stable
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          profile: minimal
+      - name: cargo test --test loom
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: --release --test loom
+        env:
+          LOOM_MAX_PREEMPTIONS: 2
+          RUSTFLAGS: "--cfg loom"