minlz 1.0.2

S2 compression format - compatible with klauspost/compress/s2
Documentation 
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name: Fuzz

on:
  push:
    branches: [ master, main ]
  pull_request:
    branches: [ master, main ]
  schedule:
    # 04:11 UTC daily — off-peak, off-the-half-hour
    - cron: '11 4 * * *'

env:
  CARGO_TERM_COLOR: always
  # Belt-and-braces against the rare panic the fuzz harness uncovers.
  RUST_BACKTRACE: 1

jobs:
  fuzz:
    name: Fuzz ${{ matrix.target }}
    runs-on: ubuntu-latest
    strategy:
      # Run all targets even if one finds a crash so we surface them all.
      fail-fast: false
      matrix:
        target: [fuzz_roundtrip, fuzz_decode, fuzz_stream]
    # Smoke on every push (60 s), long pass on the nightly cron (300 s).
    env:
      DURATION: ${{ github.event_name == 'schedule' && 300 || 60 }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Install Rust (nightly — cargo-fuzz requires it)
        uses: dtolnay/rust-toolchain@nightly

      - name: Cache cargo-fuzz binary
        id: cache-cargo-fuzz
        uses: actions/cache@v4
        with:
          path: ~/.cargo/bin/cargo-fuzz
          key: cargo-fuzz-bin-v1

      - name: Install cargo-fuzz
        if: steps.cache-cargo-fuzz.outputs.cache-hit != 'true'
        run: cargo install cargo-fuzz

      - name: Cache fuzz corpus
        # Persisting the corpus across runs lets the fuzzer build on inputs
        # discovered previously instead of starting from scratch every time.
        uses: actions/cache@v4
        with:
          path: fuzz/corpus
          key: fuzz-corpus-${{ matrix.target }}-${{ github.run_id }}
          restore-keys: |
            fuzz-corpus-${{ matrix.target }}-

      - name: Run ${{ matrix.target }} for ${DURATION}s
        run: |
          cd fuzz
          cargo fuzz run ${{ matrix.target }} -- \
            -max_total_time=$DURATION \
            -timeout=15

      - name: Upload crash artifacts (if any)
        if: failure()
        uses: actions/upload-artifact@v7
        with:
          name: fuzz-crashes-${{ matrix.target }}-${{ github.run_id }}
          path: |
            fuzz/artifacts/${{ matrix.target }}/
          if-no-files-found: ignore
          retention-days: 30