Release v0.8.11 #5987
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| # Copyright 2022 The Fuchsia Authors | |
| # | |
| # Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0 | |
| # <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT | |
| # license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option. | |
| # This file may not be copied, modified, or distributed except according to | |
| # those terms. | |
| name: Build & Tests | |
| on: | |
| pull_request: | |
| push: | |
| branches: | |
| - main | |
| - v0.8.x | |
| merge_group: | |
| permissions: read-all | |
| env: | |
| CARGO_TERM_COLOR: always | |
| RUSTFLAGS: -Dwarnings | |
| RUSTDOCFLAGS: -Dwarnings | |
| # `ZC_NIGHTLY_XXX` are flags that we add to `XXX` only on the nightly | |
| # toolchain. | |
| ZC_NIGHTLY_RUSTFLAGS: -Zrandomize-layout | |
| ZC_NIGHTLY_MIRIFLAGS: "-Zmiri-strict-provenance -Zmiri-backtrace=full" | |
| jobs: | |
| build_test: | |
| runs-on: ubuntu-latest | |
| # Generate and populate the global Cargo registry and cache first. Each | |
| # job in the matrix runs in parallel, so without populating the cache | |
| # first, most jobs would duplicate the work of downloading crates from | |
| # the internet. Populating the cache first ensures that this work only | |
| # happens once. | |
| needs: generate_cache | |
| strategy: | |
| # By default, this is set to `true`, which means that a single CI job | |
| # failure will cause all outstanding jobs to be canceled. This slows down | |
| # development because it means that errors need to be encountered and | |
| # fixed one at a time. | |
| fail-fast: false | |
| matrix: | |
| # See `INTERNAL.md` for an explanation of these pinned toolchain | |
| # versions. | |
| toolchain: [ | |
| "msrv", | |
| "stable", | |
| "nightly", | |
| # These are the names of specific Rust versions detected in | |
| # `build.rs`. Each of these represents the minimum Rust version for | |
| # which a particular feature is supported. | |
| "zerocopy-core-error-1-81-0", | |
| "zerocopy-diagnostic-on-unimplemented-1-78-0", | |
| "zerocopy-generic-bounds-in-const-fn-1-61-0", | |
| "zerocopy-target-has-atomics-1-60-0", | |
| "zerocopy-aarch64-simd-1-59-0", | |
| "zerocopy-panic-in-const-and-vec-try-reserve-1-57-0" | |
| ] | |
| target: [ | |
| "i686-unknown-linux-gnu", | |
| "x86_64-unknown-linux-gnu", | |
| "arm-unknown-linux-gnueabi", | |
| "aarch64-unknown-linux-gnu", | |
| "powerpc-unknown-linux-gnu", | |
| "powerpc64-unknown-linux-gnu", | |
| "riscv64gc-unknown-linux-gnu", | |
| "s390x-unknown-linux-gnu", | |
| "x86_64-pc-windows-msvc", | |
| "thumbv6m-none-eabi", | |
| "wasm32-wasi" | |
| ] | |
| features: [ | |
| "--no-default-features", | |
| "", | |
| "--features __internal_use_only_features_that_work_on_stable", | |
| "--all-features" | |
| ] | |
| crate: [ "zerocopy", "zerocopy-derive" ] | |
| event_name: [ "${{ github.event_name }}" ] | |
| exclude: | |
| # Exclude any combination which uses a non-nightly toolchain but | |
| # enables nightly features. | |
| - toolchain: "msrv" | |
| features: "--all-features" | |
| - toolchain: "stable" | |
| features: "--all-features" | |
| - toolchain: "zerocopy-core-error-1-81-0" | |
| features: "--all-features" | |
| - toolchain: "zerocopy-diagnostic-on-unimplemented-1-78-0" | |
| features: "--all-features" | |
| - toolchain: "zerocopy-generic-bounds-in-const-fn-1-61-0" | |
| features: "--all-features" | |
| - toolchain: "zerocopy-target-has-atomics-1-60-0" | |
| features: "--all-features" | |
| - toolchain: "zerocopy-aarch64-simd-1-59-0" | |
| features: "--all-features" | |
| - toolchain: "zerocopy-panic-in-const-and-vec-try-reserve-1-57-0" | |
| features: "--all-features" | |
| # Exclude any combination for the zerocopy-derive crate which | |
| # uses zerocopy features. | |
| - crate: "zerocopy-derive" | |
| features: "--no-default-features" | |
| - crate: "zerocopy-derive" | |
| features: "--features __internal_use_only_features_that_work_on_stable" | |
| - crate: "zerocopy-derive" | |
| features: "--all-features" | |
| # Exclue any combination of zerocopy-derive and any toolchain version | |
| # other than "msrv", "stable", and "nightly". These other versions | |
| # exist to exercise zerocopy behavior which differs by toolchain; | |
| # zerocopy-derive doesn't behave different on these toolchains. | |
| - crate: "zerocopy-derive" | |
| toolchain: "zerocopy-core-error-1-81-0" | |
| - crate: "zerocopy-derive" | |
| toolchain: "zerocopy-diagnostic-on-unimplemented-1-78-0" | |
| - crate: "zerocopy-derive" | |
| toolchain: "zerocopy-generic-bounds-in-const-fn-1-61-0" | |
| - crate: "zerocopy-derive" | |
| toolchain: "zerocopy-target-has-atomics-1-60-0" | |
| - crate: "zerocopy-derive" | |
| toolchain: "zerocopy-aarch64-simd-1-59-0" | |
| - crate: "zerocopy-derive" | |
| toolchain: "zerocopy-panic-in-const-and-vec-try-reserve-1-57-0" | |
| # Exclude non-aarch64 targets from the `zerocopy-aarch64-simd-1-59-0` | |
| # toolchain. | |
| - toolchain: "zerocopy-aarch64-simd-1-59-0" | |
| target: "i686-unknown-linux-gnu" | |
| - toolchain: "zerocopy-aarch64-simd-1-59-0" | |
| target: "x86_64-unknown-linux-gnu" | |
| - toolchain: "zerocopy-aarch64-simd-1-59-0" | |
| target: "arm-unknown-linux-gnueabi" | |
| - toolchain: "zerocopy-aarch64-simd-1-59-0" | |
| target: "powerpc-unknown-linux-gnu" | |
| - toolchain: "zerocopy-aarch64-simd-1-59-0" | |
| target: "powerpc64-unknown-linux-gnu" | |
| - toolchain: "zerocopy-aarch64-simd-1-59-0" | |
| target: "riscv64gc-unknown-linux-gnu" | |
| - toolchain: "zerocopy-aarch64-simd-1-59-0" | |
| target: "s390x-unknown-linux-gnu" | |
| - toolchain: "zerocopy-aarch64-simd-1-59-0" | |
| target: "x86_64-pc-windows-msvc" | |
| - toolchain: "zerocopy-aarch64-simd-1-59-0" | |
| target: "thumbv6m-none-eabi" | |
| - toolchain: "zerocopy-aarch64-simd-1-59-0" | |
| target: "wasm32-wasi" | |
| # Exclude most targets targets from the `zerocopy-core-error-1-81-0` | |
| # toolchain since the `zerocopy-core-error-1-81-0` feature is unrelated to | |
| # compilation target. This only leaves i686 and x86_64 targets. | |
| - toolchain: "zerocopy-core-error-1-81-0" | |
| target: "arm-unknown-linux-gnueabi" | |
| - toolchain: "zerocopy-core-error-1-81-0" | |
| target: "aarch64-unknown-linux-gnu" | |
| - toolchain: "zerocopy-core-error-1-81-0" | |
| target: "powerpc-unknown-linux-gnu" | |
| - toolchain: "zerocopy-core-error-1-81-0" | |
| target: "powerpc64-unknown-linux-gnu" | |
| - toolchain: "zerocopy-core-error-1-81-0" | |
| target: "riscv64gc-unknown-linux-gnu" | |
| - toolchain: "zerocopy-core-error-1-81-0" | |
| target: "s390x-unknown-linux-gnu" | |
| - toolchain: "zerocopy-core-error-1-81-0" | |
| target: "x86_64-pc-windows-msvc" | |
| - toolchain: "zerocopy-core-error-1-81-0" | |
| target: "thumbv6m-none-eabi" | |
| - toolchain: "zerocopy-core-error-1-81-0" | |
| target: "wasm32-wasi" | |
| # Exclude most targets targets from the | |
| # `zerocopy-diagnostic-on-unimplemented-1-78-0` toolchain since the | |
| # `zerocopy-diagnostic-on-unimplemented-1-78-0` feature is unrelated to | |
| # compilation target. This only leaves i686 and x86_64 targets. | |
| - toolchain: "zerocopy-diagnostic-on-unimplemented-1-78-0" | |
| target: "arm-unknown-linux-gnueabi" | |
| - toolchain: "zerocopy-diagnostic-on-unimplemented-1-78-0" | |
| target: "aarch64-unknown-linux-gnu" | |
| - toolchain: "zerocopy-diagnostic-on-unimplemented-1-78-0" | |
| target: "powerpc-unknown-linux-gnu" | |
| - toolchain: "zerocopy-diagnostic-on-unimplemented-1-78-0" | |
| target: "powerpc64-unknown-linux-gnu" | |
| - toolchain: "zerocopy-diagnostic-on-unimplemented-1-78-0" | |
| target: "riscv64gc-unknown-linux-gnu" | |
| - toolchain: "zerocopy-diagnostic-on-unimplemented-1-78-0" | |
| target: "s390x-unknown-linux-gnu" | |
| - toolchain: "zerocopy-diagnostic-on-unimplemented-1-78-0" | |
| target: "x86_64-pc-windows-msvc" | |
| - toolchain: "zerocopy-diagnostic-on-unimplemented-1-78-0" | |
| target: "thumbv6m-none-eabi" | |
| - toolchain: "zerocopy-diagnostic-on-unimplemented-1-78-0" | |
| target: "wasm32-wasi" | |
| # Exclude most targets targets from the | |
| # `zerocopy-generic-bounds-in-const-fn-1-61-0` toolchain since the | |
| # `zerocopy-generic-bounds-in-const-fn-1-61-0` feature is unrelated to | |
| # compilation target. This only leaves i686 and x86_64 targets. | |
| - toolchain: "zerocopy-generic-bounds-in-const-fn-1-61-0" | |
| target: "arm-unknown-linux-gnueabi" | |
| - toolchain: "zerocopy-generic-bounds-in-const-fn-1-61-0" | |
| target: "aarch64-unknown-linux-gnu" | |
| - toolchain: "zerocopy-generic-bounds-in-const-fn-1-61-0" | |
| target: "powerpc-unknown-linux-gnu" | |
| - toolchain: "zerocopy-generic-bounds-in-const-fn-1-61-0" | |
| target: "powerpc64-unknown-linux-gnu" | |
| - toolchain: "zerocopy-generic-bounds-in-const-fn-1-61-0" | |
| target: "riscv64gc-unknown-linux-gnu" | |
| - toolchain: "zerocopy-generic-bounds-in-const-fn-1-61-0" | |
| target: "s390x-unknown-linux-gnu" | |
| - toolchain: "zerocopy-generic-bounds-in-const-fn-1-61-0" | |
| target: "x86_64-pc-windows-msvc" | |
| - toolchain: "zerocopy-generic-bounds-in-const-fn-1-61-0" | |
| target: "thumbv6m-none-eabi" | |
| - toolchain: "zerocopy-generic-bounds-in-const-fn-1-61-0" | |
| target: "wasm32-wasi" | |
| # Exclude `thumbv6m-none-eabi` combined with any feature that implies | |
| # the `std` feature since `thumbv6m-none-eabi` does not include a | |
| # pre-compiled std. | |
| - target: "thumbv6m-none-eabi" | |
| features: "--features __internal_use_only_features_that_work_on_stable" | |
| - target: "thumbv6m-none-eabi" | |
| features: "--all-features" | |
| # Exclude most targets during PR development, but allow them in the | |
| # merge queue. This speeds up our development flow, while still | |
| # ensuring that errors on these targets are caught before a PR is | |
| # merged to main. | |
| - target: "arm-unknown-linux-gnueabi" | |
| event_name: "pull_request" | |
| - target: "aarch64-unknown-linux-gnu" | |
| event_name: "pull_request" | |
| - target: "powerpc-unknown-linux-gnu" | |
| event_name: "pull_request" | |
| - target: "powerpc64-unknown-linux-gnu" | |
| event_name: "pull_request" | |
| - target: "riscv64gc-unknown-linux-gnu" | |
| event_name: "pull_request" | |
| - target: "s390x-unknown-linux-gnu" | |
| event_name: "pull_request" | |
| - target: "thumbv6m-none-eabi" | |
| event_name: "pull_request" | |
| - target: "wasm32-wasi" | |
| event_name: "pull_request" | |
| name: Build & Test (${{ matrix.crate }} / ${{ matrix.toolchain }} / ${{ matrix.features }} / ${{ matrix.target }}) | |
| steps: | |
| - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1 | |
| with: | |
| fetch-depth: 2 | |
| - name: Populate cache | |
| uses: ./.github/actions/cache | |
| # Ensure that Cargo resolves the minimum possible syn version so that if we | |
| # accidentally make a change which depends upon features added in more | |
| # recent versions of syn, we'll catch it in CI. | |
| # | |
| # TODO(#1595): Debug why this step is still necessary after #1564 and maybe | |
| # remove it. | |
| - name: Pin syn dependency | |
| run: | | |
| set -eo pipefail | |
| # Override the exising `syn` dependency with one which requires an exact | |
| # version. | |
| cargo add -p zerocopy-derive 'syn@=2.0.46' | |
| - name: Configure environment variables | |
| run: | | |
| set -eo pipefail | |
| # We use toolchain descriptors ("msrv", "stable", "nightly", and values | |
| # from the "metadata.build-rs" key in Cargo.toml) in the matrix. This | |
| # step converts the current descriptor to a particular toolchain version | |
| # by looking up the corresponding key in `Cargo.toml`. It sets the | |
| # `ZC_TOOLCHAIN` environment variable for use in the next step | |
| # (toolchain installation) because GitHub variable interpolation doesn't | |
| # support running arbitrary commands. In other words, we can't rewrite: | |
| # | |
| # toolchain: $ {{ env.ZC_TOOLCHAIN }} | |
| # | |
| # ...to: | |
| # | |
| # toolchain: $ {{ ./cargo.sh --version matrix.toolchain }} # hypothetical syntax | |
| ZC_TOOLCHAIN="$(./cargo.sh --version ${{ matrix.toolchain }})" | |
| echo "Found that the '${{ matrix.toolchain }}' toolchain is $ZC_TOOLCHAIN" | tee -a $GITHUB_STEP_SUMMARY | |
| echo "ZC_TOOLCHAIN=$ZC_TOOLCHAIN" >> $GITHUB_ENV | |
| if [[ '${{ matrix.toolchain }}' == 'nightly' ]]; then | |
| RUSTFLAGS="$RUSTFLAGS $ZC_NIGHTLY_RUSTFLAGS" | |
| MIRIFLAGS="$MIRIFLAGS $ZC_NIGHTLY_MIRIFLAGS" | |
| echo "Using nightly toolchain; setting RUSTFLAGS='$RUSTFLAGS' and MIRIFLAGS='$MIRIFLAGS'" | tee -a $GITHUB_STEP_SUMMARY | |
| echo "RUSTFLAGS=$RUSTFLAGS" >> $GITHUB_ENV | |
| echo "MIRIFLAGS=$MIRIFLAGS" >> $GITHUB_ENV | |
| else | |
| echo "Using non-nightly toolchain; not modifying RUSTFLAGS='$RUSTFLAGS' or MIRIFLAGS='$MIRIFLAGS'" | tee -a $GITHUB_STEP_SUMMARY | |
| fi | |
| # On our MSRV, `cargo` does not know about the `rust-version` field. As a | |
| # result, in `cargo.sh`, if we use our MSRV toolchain in order to run `cargo | |
| # metadata`, we will not be able to extract the `rust-version` field. Thus, | |
| # in `cargo.sh`, we explicitly do `cargo +stable metadata`. This requires a | |
| # (more recent) stable toolchain to be installed. As of this writing, this | |
| # toolchain is not used for anything else. | |
| - name: Install stable Rust for use in 'cargo.sh' | |
| uses: dtolnay/rust-toolchain@00b49be78f40fba4e87296b2ead62868750bdd83 # stable | |
| with: | |
| toolchain: stable | |
| - name: Install Rust with ${{ matrix.toolchain }} toolchain (${{ env.ZC_TOOLCHAIN }}) and target ${{ matrix.target }} | |
| uses: dtolnay/rust-toolchain@00b49be78f40fba4e87296b2ead62868750bdd83 # stable | |
| with: | |
| toolchain: ${{ env.ZC_TOOLCHAIN }} | |
| targets: ${{ matrix.target }} | |
| # We require the `rust-src` component to ensure that the compiler | |
| # error output generated during UI tests matches that generated on | |
| # local developer machines; see | |
| # https://github.com/rust-lang/rust/issues/116433. | |
| # | |
| # Only nightly has a working Miri, so we skip installing on all other | |
| # toolchains. This expression is effectively a ternary expression - | |
| # see [1] for details. | |
| # | |
| # [1] https://github.com/actions/runner/issues/409#issuecomment-752775072 | |
| components: clippy, rust-src ${{ matrix.toolchain == 'nightly' && ', miri' || '' }} | |
| - name: Rust Cache | |
| uses: Swatinem/rust-cache@23bce251a8cd2ffc3c1075eaa2367cf899916d84 # v2.7.3 | |
| with: | |
| key: "${{ matrix.target }}" | |
| # On the `thumbv6m-none-eabi` target, we can't run `cargo check --tests` due | |
| # to the `memchr` crate, so we just do `cargo check` instead. | |
| - name: Check | |
| run: ./cargo.sh +${{ matrix.toolchain }} check --package ${{ matrix.crate }} --target ${{ matrix.target }} ${{ matrix.features }} --verbose | |
| if: matrix.target == 'thumbv6m-none-eabi' | |
| - name: Check tests | |
| run: ./cargo.sh +${{ matrix.toolchain }} check --tests --package ${{ matrix.crate }} --target ${{ matrix.target }} ${{ matrix.features }} --verbose | |
| if: matrix.target != 'thumbv6m-none-eabi' | |
| - name: Build | |
| run: ./cargo.sh +${{ matrix.toolchain }} build --package ${{ matrix.crate }} --target ${{ matrix.target }} ${{ matrix.features }} --verbose | |
| if: matrix.target != 'thumbv6m-none-eabi' | |
| # When building tests for the i686 target, we need certain libraries which | |
| # are not installed by default; `gcc-multilib` includes these libraries. | |
| - name: Install gcc-multilib | |
| # Per [1]: | |
| # | |
| # Note: Always run `sudo apt-get update` before installing a package. In | |
| # case the `apt` index is stale, this command fetches and re-indexes any | |
| # available packages, which helps prevent package installation failures. | |
| # | |
| # [1] https://docs.github.com/en/actions/using-github-hosted-runners/customizing-github-hosted-runners | |
| run: | | |
| sudo apt-get update | |
| sudo apt-get install gcc-multilib | |
| if: contains(matrix.target, 'i686') | |
| - name: Run tests | |
| run: | | |
| ./cargo.sh +${{ matrix.toolchain }} test \ | |
| --package ${{ matrix.crate }} \ | |
| --target ${{ matrix.target }} \ | |
| ${{ matrix.features }} \ | |
| --verbose \ | |
| -- \ | |
| --skip ui | |
| # Only run tests when targetting Linux x86 (32- or 64-bit) - we're | |
| # executing on Linux x86_64, so we can't run tests for any non-x86 target. | |
| # | |
| # TODO(https://github.com/dtolnay/trybuild/issues/184#issuecomment-1269097742): | |
| # Run compile tests when building for other targets. | |
| if: contains(matrix.target, 'linux') && (contains(matrix.target, 'x86_64') || contains(matrix.target, 'i686')) | |
| - name: Run UI tests | |
| run: | | |
| # Run UI tests separately, treating warnings as warnings (rather than | |
| # as errors, as we do everywhere else in our CI tests). This allows | |
| # our UI tests to more accurately reflect what users will see, and | |
| # also ensures that we're not spuriously relying on warnings being | |
| # errors to ensure compilation failure (if we were, then our code | |
| # would be unsound whenever -Dwarnings is not enabled). | |
| # | |
| # TODO(#560), TODO(#187): Once we migrate to the ui-test crate, we | |
| # likely won't have to special-case the UI tests like this. | |
| RUSTFLAGS="$RUSTFLAGS -Wwarnings" ./cargo.sh +${{ matrix.toolchain }} test \ | |
| --package ${{ matrix.crate }} \ | |
| --target ${{ matrix.target }} \ | |
| ${{ matrix.features }} \ | |
| --verbose \ | |
| ui | |
| # Only run tests when targetting Linux x86 (32- or 64-bit) - we're | |
| # executing on Linux x86_64, so we can't run tests for any non-x86 target. | |
| # | |
| # TODO(https://github.com/dtolnay/trybuild/issues/184#issuecomment-1269097742): | |
| # Run compile tests when building for other targets. | |
| # | |
| # Only run UI tests for zerocopy-derive, or for zerocopy with the derive | |
| # feature. | |
| # | |
| # Only run UI tests for the 'msrv', 'stable', and 'nightly' toolchains. | |
| # Other toolchains are tested only because zerocopy has behavior which | |
| # differs on those toolchains, but at present, none of that behavior | |
| # affects UI tests. If we were to run UI tests on these toolchains, we | |
| # would need a new set of UI test files per toolchain, which would be a | |
| # maintenance burden not worth the (at present, zero) benefit. | |
| if: | | |
| (!contains(matrix.target, 'windows')) && | |
| (contains(matrix.target, 'x86_64') || contains(matrix.target, 'i686')) && | |
| (matrix.crate == 'zerocopy-derive' || | |
| (matrix.features != '' && matrix.features != '--no-default-features')) && | |
| (matrix.toolchain == 'msrv' || matrix.toolchain == 'stable' || matrix.toolchain == 'nightly') | |
| - name: Run tests under Miri | |
| run: | | |
| set -eo pipefail | |
| # Work around https://github.com/rust-lang/miri/issues/3125 | |
| [ "${{ matrix.target }}" == "aarch64-unknown-linux-gnu" ] && cargo clean | |
| # Spawn twice the number of workers as there are CPU cores. | |
| THREADS=$(echo "$(nproc) * 2" | bc) | |
| echo "Running Miri tests with $THREADS threads" | tee -a $GITHUB_STEP_SUMMARY | |
| cargo install cargo-nextest | |
| # Run under both the stacked borrows model (default) and under the tree | |
| # borrows model to ensure we're compliant with both. | |
| for EXTRA_FLAGS in "" "-Zmiri-tree-borrows"; do | |
| MIRIFLAGS="$MIRIFLAGS $EXTRA_FLAGS" ./cargo.sh +${{ matrix.toolchain }} \ | |
| miri nextest run \ | |
| --test-threads "$THREADS" \ | |
| --package ${{ matrix.crate }} \ | |
| --target ${{ matrix.target }} \ | |
| ${{ matrix.features }} | |
| done | |
| # Only nightly has a working Miri, so we skip installing on all other | |
| # toolchains. | |
| # | |
| # We skip Miri tests on pull request, but run them in the merge queue. | |
| # Miri tests are far and away the most expensive aspect of our CI tests, | |
| # but they rarely surface issues (ie, tests that pass `cargo test` but | |
| # fail `cargo miri test`). Skipping them during PR development | |
| # significantly speeds up our development flow, while still ensuring that | |
| # Miri can catch any errors before a PR is merged into main. | |
| # | |
| # TODO(#22): Re-enable testing on riscv64gc-unknown-linux-gnu and/or | |
| # wasm32-wasi once those work. | |
| if: | | |
| matrix.toolchain == 'nightly' && | |
| matrix.target != 'riscv64gc-unknown-linux-gnu' && | |
| matrix.target != 'thumbv6m-none-eabi' && | |
| matrix.target != 'wasm32-wasi' && | |
| github.event_name != 'pull_request' | |
| # On the `thumbv6m-none-eabi` target, we can't run `cargo clippy --tests` | |
| # due to the `memchr` crate, so we just do `cargo clippy` instead. | |
| - name: Clippy | |
| run: ./cargo.sh +${{ matrix.toolchain }} clippy --package ${{ matrix.crate }} --target ${{ matrix.target }} ${{ matrix.features }} --verbose | |
| if: matrix.toolchain == 'nightly' && matrix.target == 'thumbv6m-none-eabi' | |
| - name: Clippy tests | |
| run: ./cargo.sh +${{ matrix.toolchain }} clippy --package ${{ matrix.crate }} --target ${{ matrix.target }} ${{ matrix.features }} --tests --verbose | |
| # Clippy improves the accuracy of lints over time, and fixes bugs. Only | |
| # running Clippy on nightly allows us to avoid having to write code which | |
| # is compatible with older versions of Clippy, which sometimes requires | |
| # hacks to work around limitations that are fixed in more recent versions. | |
| if: matrix.toolchain == 'nightly' && matrix.target != 'thumbv6m-none-eabi' | |
| - name: Cargo doc | |
| # We pass --document-private-items and --document-hidden items to ensure that | |
| # documentation always builds even for these items. This makes future changes to | |
| # make those items public/non-hidden more painless. Note that | |
| # --document-hidden-items is unstable; if a future release breaks or removes it, | |
| # we can just update CI to no longer pass that flag. | |
| run: | | |
| # Include arguments passed during docs.rs deployments to make sure those | |
| # work properly. | |
| set -eo pipefail | |
| METADATA_DOCS_RS_RUSTDOC_ARGS="$(cargo metadata --format-version 1 | \ | |
| jq -r ".packages[] | select(.name == \"zerocopy\").metadata.docs.rs.\"rustdoc-args\"[]" | tr '\n' ' ')" | |
| export RUSTDOCFLAGS="${{ matrix.toolchain == 'nightly' && '-Z unstable-options --document-hidden-items $METADATA_DOCS_RS_RUSTDOC_ARGS'|| '' }} $RUSTDOCFLAGS" | |
| ./cargo.sh +${{ matrix.toolchain }} doc --document-private-items --package ${{ matrix.crate }} ${{ matrix.features }} | |
| # If the commit message contains the line `SKIP_CARGO_SEMVER_CHECKS=1`, then | |
| # skip the cargo-semver-checks step. | |
| - name: Check whether to skip cargo-semver-checks | |
| run: | | |
| set -eo pipefail | |
| if [ "${{ github.event_name }}" == "pull_request" ]; then | |
| # Invoked from a PR - get the PR body directly | |
| MESSAGE="$(git log -1 --pretty=%B ${{ github.event.pull_request.head.sha }})" | |
| else | |
| # Invoked from the merge queue - get the commit message | |
| MESSAGE="$(git log -1 --pretty=%B ${{ github.sha }})" | |
| fi | |
| if echo "$MESSAGE" | grep '^\s*SKIP_CARGO_SEMVER_CHECKS=1\s*$' > /dev/null; then | |
| echo "Found 'SKIP_CARGO_SEMVER_CHECKS=1' in commit message; skipping cargo-semver-checks..." | tee -a $GITHUB_STEP_SUMMARY | |
| echo "ZC_SKIP_CARGO_SEMVER_CHECKS=1" >> $GITHUB_ENV | |
| fi | |
| # Check semver compatibility with the most recently-published version on | |
| # crates.io. We do this in the matrix rather than in its own job so that it | |
| # gets run on different targets. Some of our API is target-specific (e.g., | |
| # SIMD type impls), and so we need to run on each target. | |
| - name: Check semver compatibility | |
| uses: obi1kenobi/cargo-semver-checks-action@7272cc2caa468d3e009a2b0a9cc366839348237b # v2.6 | |
| with: | |
| # Don't semver check zerocopy-derive; as a proc macro, it doesn't have | |
| # an API that cargo-semver-checks can understand. | |
| package: zerocopy | |
| # Test on the stable toolchain, and thus don't test nightly features. | |
| # We previously tested on the nightly toolchain, but this caused problems | |
| # [1] because cargo-semver-checks only promises compatibility with the | |
| # latest stable toolchain. Testing on the stable toolchain is more | |
| # reliable, and doesn't require us to give up anything - we wouldn't want | |
| # to test nightly-only features anyway, as we don't make stability | |
| # guarantees regarding these features. | |
| # | |
| # [1] See, for example: https://github.com/google/zerocopy/actions/runs/9466417300/job/26078264384?pr=1413 | |
| feature-group: only-explicit-features | |
| features: __internal_use_only_features_that_work_on_stable | |
| rust-toolchain: ${{ env.ZC_TOOLCHAIN }} | |
| rust-target: ${{ matrix.target }} | |
| # TODO(#1565): Run on wasm32-wasi. As of this writing, this target fails: | |
| # https://github.com/google/zerocopy/actions/runs/9944220377/job/27469879712 | |
| if: | | |
| matrix.crate == 'zerocopy' && | |
| matrix.features == '--features __internal_use_only_features_that_work_on_stable' && | |
| matrix.toolchain == 'stable' && | |
| matrix.target != 'wasm32-wasi' && | |
| env.ZC_SKIP_CARGO_SEMVER_CHECKS != '1' | |
| # TODO(#453): Doing this as a matrix step is a hack that allows us to depend | |
| # on the fact that toolchains have already been installed. We currently only | |
| # run this on a single matrix combination, but doing it outside of the | |
| # matrix would require us to replicate the toolchain resolution and | |
| # installation logic. We should either: | |
| # - Figure out how to factor out the toolchain resolution and installation | |
| # logic (see #1275) for an attempt | |
| # - Support multiple matrix combinations (which we intend to do as part of | |
| # #453 eventually anyway) so that this location is justified | |
| - name: Generate code coverage | |
| run: | | |
| set -eo pipefail | |
| ./cargo.sh +nightly install cargo-llvm-cov | |
| ./cargo.sh +${{ matrix.toolchain }} llvm-cov \ | |
| --package ${{ matrix.crate }} \ | |
| --target ${{ matrix.target }} \ | |
| ${{ matrix.features }} \ | |
| --lcov \ | |
| --output-path lcov.info \ | |
| --verbose \ | |
| -- \ | |
| --skip ui | |
| if: | | |
| matrix.crate == 'zerocopy' && | |
| matrix.features == '--all-features' && | |
| matrix.toolchain == 'nightly' && | |
| matrix.target == 'x86_64-unknown-linux-gnu' | |
| - name: Upload coverage to Codecov | |
| uses: codecov/codecov-action@v4 | |
| with: | |
| token: ${{ secrets.CODECOV_TOKEN }} | |
| files: lcov.info | |
| if: | | |
| matrix.crate == 'zerocopy' && | |
| matrix.features == '--all-features' && | |
| matrix.toolchain == 'nightly' && | |
| matrix.target == 'x86_64-unknown-linux-gnu' | |
| kani: | |
| runs-on: ubuntu-latest | |
| name: 'Run tests under Kani' | |
| steps: | |
| - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1 | |
| - uses: model-checking/kani-github-action@f838096619a707b0f6b2118cf435eaccfa33e51f # v1.1 | |
| with: | |
| # Use `--features __internal_use_only_features_that_work_on_stable` | |
| # because the Kani GitHub Action uses its own pinned nightly | |
| # toolchain. Sometimes, we make changes to our nightly features for | |
| # more recent toolchains, and so our nightly features become | |
| # incompatible with the toolchain that Kani uses. By only testing | |
| # stable features, we ensure that this doesn't cause problems in CI. | |
| # | |
| # TODO(https://github.com/model-checking/kani-github-action/issues/56): | |
| # Go back to testing all features once the Kani GitHub Action supports | |
| # specifying a particular toolchain. | |
| args: "--package zerocopy --features __internal_use_only_features_that_work_on_stable --output-format=terse --randomize-layout --memory-safety-checks --overflow-checks --undefined-function-checks --unwinding-checks" | |
| # This version is automatically rolled by | |
| # `roll-pinned-toolchain-versions.yml`. | |
| kani-version: 0.55.0 | |
| # NEON intrinsics are currently broken on big-endian platforms. [1] This test ensures | |
| # that we don't accidentally attempt to compile these intrinsics on such platforms. We | |
| # can't use this as part of the build matrix because rustup doesn't support the | |
| # `aarch64_be-unknown-linux-gnu` target. | |
| # | |
| # [1] https://github.com/rust-lang/stdarch/issues/1484 | |
| check_be_aarch64: | |
| runs-on: ubuntu-latest | |
| name: Build (zerocopy / nightly / --simd / aarch64_be-unknown-linux-gnu) | |
| steps: | |
| - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1 | |
| - name: Configure environment variables | |
| run: | | |
| set -eo pipefail | |
| ZC_TOOLCHAIN="$(./cargo.sh --version nightly)" | |
| RUSTFLAGS="$RUSTFLAGS $ZC_NIGHTLY_RUSTFLAGS" | |
| echo "RUSTFLAGS=$RUSTFLAGS" >> $GITHUB_ENV | |
| echo "ZC_TOOLCHAIN=$ZC_TOOLCHAIN" >> $GITHUB_ENV | |
| - name: Rust Cache | |
| uses: Swatinem/rust-cache@23bce251a8cd2ffc3c1075eaa2367cf899916d84 # v2.7.3 | |
| with: | |
| key: aarch64_be-unknown-linux-gnu | |
| - name: Install stable Rust for use in 'cargo.sh' | |
| uses: dtolnay/rust-toolchain@00b49be78f40fba4e87296b2ead62868750bdd83 # stable | |
| with: | |
| toolchain: stable | |
| - name: Install Rust with nightly toolchain (${{ env.ZC_TOOLCHAIN }}) and target aarch64_be-unknown-linux-gnu | |
| uses: dtolnay/rust-toolchain@00b49be78f40fba4e87296b2ead62868750bdd83 # stable | |
| with: | |
| toolchain: ${{ env.ZC_TOOLCHAIN }} | |
| components: clippy, rust-src | |
| - name: Check big endian for aarch64_be-unknown-linux-gnu target | |
| run: ./cargo.sh +nightly build --target=aarch64_be-unknown-linux-gnu -Zbuild-std --features simd | |
| check_fmt: | |
| runs-on: ubuntu-latest | |
| name: Check Rust formatting | |
| steps: | |
| - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1 | |
| - name: Check Rust formatting | |
| run: ./ci/check_fmt.sh | |
| check_readme: | |
| needs: generate_cache | |
| runs-on: ubuntu-latest | |
| name: Check README.md | |
| steps: | |
| - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1 | |
| - name: Populate cache | |
| uses: ./.github/actions/cache | |
| - name: Check README.md | |
| run: ./ci/check_readme.sh | |
| check_versions: | |
| needs: generate_cache | |
| runs-on: ubuntu-latest | |
| name: Check crate versions match | |
| steps: | |
| - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1 | |
| - name: Populate cache | |
| uses: ./.github/actions/cache | |
| # Make sure that both crates are at the same version, and that zerocopy | |
| # depends exactly upon the current version of zerocopy-derive. See | |
| # `INTERNAL.md` for an explanation of why we do this. | |
| - name: Check crate versions match | |
| run: ./ci/check_versions.sh | |
| generate_cache: | |
| runs-on: ubuntu-latest | |
| name: Generate cache | |
| steps: | |
| - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1 | |
| - name: Populate cache | |
| uses: ./.github/actions/cache | |
| - name: Download dependencies | |
| run: | | |
| # Ensure all dependencies are downloaded - both for our crates and for | |
| # tools we use in CI. We don't care about these tools succeeding for | |
| # two reasons: First, this entire job is best-effort since it's just a | |
| # performance optimization. Second, there may be failures due to | |
| # issues other than failing to download dependencies (e.g., `cargo | |
| # metadata` called with a malformed `Cargo.toml`, build failure in our | |
| # own crate or in dependencies, etc). For those reasons, we discard | |
| # stderr and ignore status codes. | |
| # | |
| # For downloading our crates' dependencies in particular, note that | |
| # there is no support for doing this directly [1], so we just check | |
| # all crates using --tests. | |
| # | |
| # We background all jobs and then wait for them so that they can run | |
| # in parallel. | |
| # | |
| # [1] https://stackoverflow.com/a/42139535/836390 | |
| # See comment on "Pin syn dependency" job for why we do this. It needs | |
| # to happen before the subsequent `cargo check`, so we don't | |
| # background it. | |
| # | |
| # TODO(#1595): Debug why this step is still necessary after #1564 and | |
| # maybe remove it. | |
| cargo add -p zerocopy-derive 'syn@=2.0.46' &> /dev/null | |
| cargo check --workspace --tests &> /dev/null & | |
| cargo metadata &> /dev/null & | |
| cargo install cargo-readme --version 3.2.0 &> /dev/null & | |
| cargo install --locked kani-verifier &> /dev/null & | |
| cargo install cargo-nextest &> /dev/null & | |
| cargo kani setup &> /dev/null & | |
| wait | |
| check-all-toolchains-tested: | |
| runs-on: ubuntu-latest | |
| name: Check that all toolchains listed in Cargo.toml are tested in CI | |
| steps: | |
| - name: Install yq (for YAML parsing) | |
| run: go install github.com/mikefarah/yq/v4@latest | |
| - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1 | |
| - name: Run check | |
| run: ./ci/check_all_toolchains_tested.sh | |
| check-job-dependencies: | |
| runs-on: ubuntu-latest | |
| name: Check all-jobs-succeeded depends on all jobs | |
| steps: | |
| - name: Install yq (for YAML parsing) | |
| run: go install github.com/mikefarah/yq/v4@latest | |
| - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1 | |
| - name: Run dependency check | |
| run: ./ci/check_job_dependencies.sh | |
| run-git-hooks: | |
| runs-on: ubuntu-latest | |
| name: Run Git hooks | |
| steps: | |
| - name: Install yq (for YAML parsing) | |
| run: go install github.com/mikefarah/yq/v4@latest | |
| - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1 | |
| - name: Run dependency check | |
| # Ensure that Git hooks execute successfully. | |
| # | |
| # Note that this runs all hooks. As of this writing, the only Git hook | |
| # is `pre-push`. Running all hooks ensures that, if a new hook is added | |
| # which can't run in CI (at least not using this naive setup), we'll | |
| # notice and it will remind us to update this test. | |
| run: set -e; for hook in ./githooks/*; do $hook; done | |
| # Used to signal to branch protections that all other jobs have succeeded. | |
| all-jobs-succeed: | |
| name: All checks succeeded | |
| # On failure, we run and unconditionally exit with a failing status code. | |
| # On success, this job is skipped. Jobs skipped using `if:` are considered | |
| # to have succeeded: | |
| # | |
| # https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/collaborating-on-repositories-with-code-quality-features/troubleshooting-required-status-checks#handling-skipped-but-required-checks | |
| if: failure() | |
| runs-on: ubuntu-latest | |
| needs: [build_test, kani,check_be_aarch64 , check_fmt, check_readme, check_versions, generate_cache, check-all-toolchains-tested, check-job-dependencies, run-git-hooks] | |
| steps: | |
| - name: Mark the job as failed | |
| run: exit 1 |