kani.yml

# This workflow is responsible for verifying the standard library with Kani.

name: Kani
on:
  workflow_dispatch:
  pull_request:
    branches: [ main ]
  push:
    paths:
      - 'library/**'
      - '.github/workflows/kani.yml'

defaults:
  run:
    shell: bash

jobs:
  build:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        # Kani does not support windows.
        os: [ubuntu-latest, macos-latest]
        include:
          - os: ubuntu-latest
            base: ubuntu
          - os: macos-latest
            base: macos
    steps:
      - name: Checkout Library
        uses: actions/checkout@v4
        with:
          path: verify-rust-std
          submodules: true

      # We currently build Kani from a branch that tracks a rustc version compatible with this library version.
      - name: Checkout `Kani`
        uses: actions/checkout@v4
        with:
          repository: model-checking/kani
          path: kani
          ref: features/verify-rust-std

      - name: Setup Dependencies
        working-directory: kani
        run: |
          ./scripts/setup/${{ matrix.base }}/install_deps.sh

      - name: Build `Kani`
        working-directory: kani
        run: |
          cargo build-dev --release
          echo "$(pwd)/scripts" >> $GITHUB_PATH

      - name: Run tests
        working-directory: verify-rust-std
        env:
          RUST_BACKTRACE: 1
        run: |
          kani verify-std -Z unstable-options ./library --target-dir ${{ runner.temp }} -Z function-contracts \
            -Z mem-predicates -Z ptr-to-ref-cast-checks