stanchion/.github/workflows/ci.yml at 242f51dc2072496215274f35adf178ad53db4a94 · hz2/stanchion · GitHub

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name: CI

on:
  push:
    branches: [main]
  pull_request:

env:
  CARGO_TERM_COLOR: always
  # opt into Node.js 24 for actions before the June 16 2026 forced migration
  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
  # RUSTFLAGS is set per-job; an empty global RUSTFLAGS passes a literal ""
  # argument to kani-compiler and causes "multiple input filenames" crashes.

jobs:
  test:
    name: test + clippy
    runs-on: ubuntu-latest
    env:
      RUSTFLAGS: "-D warnings"
    steps:
      - uses: actions/checkout@v4

      - name: install nix
        uses: cachix/install-nix-action@v27
        with:
          nix_path: nixpkgs=channel:nixos-unstable

      - name: cache nix store
        uses: actions/cache@v4
        with:
          path: /nix/store
          key: nix-${{ runner.os }}-${{ hashFiles('flake.nix', 'flake.lock') }}
          restore-keys: |
            nix-${{ runner.os }}-

      - name: clippy (deny warnings)
        run: nix develop --command cargo clippy --all-targets --all-features -- -D warnings

      - name: unit + integration tests
        run: nix develop --command cargo test

      - name: doc tests
        run: nix develop --command cargo test --doc

  kani:
    name: kani proofs
    runs-on: ubuntu-latest
    # Kani manages its own toolchain; do not use nix here.
    # The official action installs kani-verifier and the required nightly.
    steps:
      - uses: actions/checkout@v4

      - name: remove toolchain override for kani
        # rust-toolchain.toml pins nightly-2025-12-03 for local nix dev,
        # but kani-github-action manages its own nightly. the file causes a
        # version mismatch that crashes kani-compiler with "multiple input
        # filenames" -- remove it so kani can use its own toolchain freely.
        run: rm -f rust-toolchain.toml

      - name: run kani proofs
        uses: model-checking/kani-github-action@v1
        with:
          # --harness accepts a regex; this matches all proofs:: harnesses
          args: "--harness proofs::"

  bench-check:
    name: benchmarks compile
    runs-on: ubuntu-latest
    env:
      RUSTFLAGS: "-D warnings"
    steps:
      - uses: actions/checkout@v4

      - name: install nix
        uses: cachix/install-nix-action@v27
        with:
          nix_path: nixpkgs=channel:nixos-unstable

      - name: check benchmarks compile
        run: nix develop --command cargo bench --no-run