.github/workflows/ci.yaml #3346
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| on: | |
| pull_request: {} | |
| schedule: | |
| - cron: '0 8 * * MON,WED,FRI' | |
| push: | |
| jobs: | |
| ci: | |
| runs-on: ubuntu-20.04 | |
| container: ghcr.io/rust-for-linux/ci:Rust-1.71.0 | |
| timeout-minutes: 25 | |
| strategy: | |
| matrix: | |
| arch: [arm, arm64, ppc64le, riscv64, x86_64] | |
| toolchain: [gcc, clang, llvm] | |
| config: [debug, release] | |
| output: [src] # [src, build] | |
| sysroot: [common] # [common, custom] | |
| lto: [none] # [none, thin] | |
| exclude: | |
| # arm 32-bit gcc not yet supported | |
| - arch: arm | |
| toolchain: gcc | |
| # arm (clang/LLVM,release) issue since Rust 1.56 | |
| - arch: arm | |
| toolchain: clang | |
| config: release | |
| - arch: arm | |
| toolchain: llvm | |
| config: release | |
| # riscv64 debug (see #500 and #502). | |
| - arch: riscv64 | |
| config: debug | |
| # Exclude `LLVM=1` where not supported. | |
| - arch: ppc64le | |
| toolchain: llvm | |
| - arch: riscv64 | |
| toolchain: llvm | |
| # A few independent combinations to avoid exploding the matrix: | |
| # - The other option for `output`. | |
| # - Whether to use a custom sysroot. | |
| # - Explicitly enabling `lto` on platforms which support LTO. | |
| include: | |
| - arch: arm64 | |
| toolchain: gcc | |
| config: debug | |
| output: build | |
| sysroot: custom | |
| lto: none | |
| - arch: arm64 | |
| toolchain: llvm | |
| config: debug | |
| output: build | |
| sysroot: custom | |
| lto: thin | |
| - arch: arm64 | |
| toolchain: llvm | |
| config: release | |
| output: build | |
| sysroot: custom | |
| lto: thin | |
| - arch: ppc64le | |
| toolchain: clang | |
| config: release | |
| output: build | |
| sysroot: common | |
| lto: none | |
| - arch: x86_64 | |
| toolchain: llvm | |
| config: debug | |
| output: build | |
| sysroot: custom | |
| lto: none | |
| - arch: x86_64 | |
| toolchain: llvm | |
| config: debug | |
| output: src | |
| sysroot: common | |
| lto: thin | |
| - arch: x86_64 | |
| toolchain: llvm | |
| config: release | |
| output: src | |
| sysroot: common | |
| lto: thin | |
| steps: | |
| # Setup: checkout | |
| - uses: actions/checkout@v3 | |
| # Setup: Store matrix name | |
| - run: echo 'MATRIX_NAME=${{ matrix.arch }}-${{ matrix.toolchain }}-${{ matrix.config }}' >> $GITHUB_ENV | |
| # Setup: Github cache | |
| - uses: actions/cache@v3 | |
| with: | |
| path: /root/.ccache | |
| key: ${{ env.MATRIX_NAME }}-ccache-${{ github.run_id }} | |
| restore-keys: | | |
| ${{ env.MATRIX_NAME }}-ccache- | |
| # Setup: variables | |
| - if: matrix.arch == 'x86_64' | |
| run: | | |
| echo 'IMAGE_PATH=arch/x86/boot/bzImage' >> $GITHUB_ENV | |
| echo 'QEMU_ARCH=x86_64' >> $GITHUB_ENV | |
| echo 'QEMU_MACHINE=pc' >> $GITHUB_ENV | |
| echo 'QEMU_CPU=Cascadelake-Server' >> $GITHUB_ENV | |
| echo 'QEMU_APPEND=console=ttyS0' >> $GITHUB_ENV | |
| - if: matrix.arch == 'arm64' | |
| run: | | |
| echo 'MAKE_ARCH=ARCH=arm64' >> $GITHUB_ENV | |
| echo 'MAKE_CROSS_COMPILE=CROSS_COMPILE=aarch64-linux-gnu-' >> $GITHUB_ENV | |
| echo 'IMAGE_PATH=arch/arm64/boot/Image.gz' >> $GITHUB_ENV | |
| echo 'QEMU_ARCH=aarch64' >> $GITHUB_ENV | |
| echo 'QEMU_MACHINE=virt' >> $GITHUB_ENV | |
| echo 'QEMU_CPU=cortex-a72' >> $GITHUB_ENV | |
| - if: matrix.arch == 'ppc64le' | |
| run: | | |
| echo 'MAKE_ARCH=ARCH=powerpc' >> $GITHUB_ENV | |
| echo 'MAKE_CROSS_COMPILE=CROSS_COMPILE=powerpc64le-linux-gnu-' >> $GITHUB_ENV | |
| echo 'MAKE_LLVM_IAS=LLVM_IAS=0' >> $GITHUB_ENV | |
| echo 'IMAGE_PATH=vmlinux' >> $GITHUB_ENV | |
| echo 'QEMU_ARCH=ppc64' >> $GITHUB_ENV | |
| echo 'QEMU_MACHINE=pseries' >> $GITHUB_ENV | |
| echo 'QEMU_CPU=POWER9' >> $GITHUB_ENV | |
| - if: matrix.arch == 'arm' | |
| run: | | |
| echo 'MAKE_ARCH=ARCH=arm' >> $GITHUB_ENV | |
| echo 'MAKE_CROSS_COMPILE=CROSS_COMPILE=arm-linux-gnueabi-' >> $GITHUB_ENV | |
| echo 'IMAGE_PATH=arch/arm/boot/zImage' >> $GITHUB_ENV | |
| echo 'QEMU_ARCH=arm' >> $GITHUB_ENV | |
| echo 'QEMU_MACHINE=virt' >> $GITHUB_ENV | |
| echo 'QEMU_CPU=cortex-a7' >> $GITHUB_ENV | |
| - if: matrix.arch == 'riscv64' | |
| run: | | |
| echo 'MAKE_ARCH=ARCH=riscv' >> $GITHUB_ENV | |
| echo 'MAKE_CROSS_COMPILE=CROSS_COMPILE=riscv64-linux-gnu-' >> $GITHUB_ENV | |
| echo 'IMAGE_PATH=arch/riscv/boot/Image' >> $GITHUB_ENV | |
| echo 'QEMU_ARCH=riscv64' >> $GITHUB_ENV | |
| echo 'QEMU_MACHINE=virt' >> $GITHUB_ENV | |
| echo 'QEMU_CPU=rv64' >> $GITHUB_ENV | |
| echo 'QEMU_ARGS=-bios /usr/lib/riscv64-linux-gnu/opensbi/generic/fw_jump.elf' >> $GITHUB_ENV | |
| - if: matrix.toolchain == 'clang' | |
| run: echo 'MAKE_TOOLCHAIN=CC=clang' >> $GITHUB_ENV | |
| - if: matrix.toolchain == 'llvm' | |
| run: echo 'MAKE_TOOLCHAIN=LLVM=1' >> $GITHUB_ENV | |
| # if arch is supported and ThinLTO is enabled, enable LLVM's integrated assembler | |
| - if: matrix.arch == 'arm64' && matrix.toolchain == 'llvm' && matrix.lto == 'thin' | |
| run: echo 'MAKE_LLVM_IAS=LLVM_IAS=1' >> $GITHUB_ENV | |
| - if: matrix.arch == 'x86_64' && matrix.toolchain == 'llvm' && matrix.lto == 'thin' | |
| run: echo 'MAKE_LLVM_IAS=LLVM_IAS=1' >> $GITHUB_ENV | |
| - if: matrix.output == 'build' | |
| run: | | |
| echo 'MAKE_OUTPUT=O=build' >> $GITHUB_ENV | |
| echo 'BUILD_DIR=build/' >> $GITHUB_ENV | |
| # Setup: Rust | |
| # | |
| # `rustc` via `rustup` needs to find the `settings.xml` file, | |
| # but GitHub overrides `$HOME` for containers. Undo it, even | |
| # if it makes GitHub show some Docker warnings. | |
| # See https://github.com/actions/runner/issues/863. | |
| # | |
| # Note that the commands need to be in their own `run` to have | |
| # `$HOME` visible for the second one. | |
| - run: echo 'HOME=/root' >> $GITHUB_ENV | |
| - run: echo "$HOME/.cargo/bin" >> $GITHUB_PATH | |
| - if: matrix.sysroot == 'custom' | |
| run: | | |
| echo 'RUSTC_SYSROOT=--sysroot=$HOME/sysroot' >> $GITHUB_ENV | |
| echo "MAKE_SYSROOT=KRUSTFLAGS=--sysroot=$HOME/sysroot" >> $GITHUB_ENV | |
| # Setup: rustc native libs | |
| - if: matrix.sysroot == 'custom' | |
| run: | | |
| mkdir $(rustc ${{ env.RUSTC_SYSROOT }} --print sysroot) | |
| ln -s $(rustc --print sysroot)/lib $(rustc ${{ env.RUSTC_SYSROOT }} --print sysroot)/lib | |
| # Setup: ccache | |
| - run: | | |
| echo '/usr/lib/ccache:$PATH' >> $GITHUB_PATH | |
| # Setup: Check existing ccache | |
| - run: ccache -s | |
| # Setup: module parameters test | |
| - run: | | |
| cp samples/rust/rust_module_parameters.rs samples/rust/rust_module_parameters_builtin_default.rs | |
| cp samples/rust/rust_module_parameters.rs samples/rust/rust_module_parameters_builtin_custom.rs | |
| cp samples/rust/rust_module_parameters.rs samples/rust/rust_module_parameters_loadable_default.rs | |
| cp samples/rust/rust_module_parameters.rs samples/rust/rust_module_parameters_loadable_custom.rs | |
| sed -i 's:rust_module_parameters:rust_module_parameters_builtin_default:g' samples/rust/rust_module_parameters_builtin_default.rs | |
| sed -i 's:rust_module_parameters:rust_module_parameters_builtin_custom:g' samples/rust/rust_module_parameters_builtin_custom.rs | |
| sed -i 's:rust_module_parameters:rust_module_parameters_loadable_default:g' samples/rust/rust_module_parameters_loadable_default.rs | |
| sed -i 's:rust_module_parameters:rust_module_parameters_loadable_custom:g' samples/rust/rust_module_parameters_loadable_custom.rs | |
| echo 'obj-y += rust_module_parameters_builtin_default.o' >> samples/rust/Makefile | |
| echo 'obj-y += rust_module_parameters_builtin_custom.o' >> samples/rust/Makefile | |
| echo 'obj-m += rust_module_parameters_loadable_default.o' >> samples/rust/Makefile | |
| echo 'obj-m += rust_module_parameters_loadable_custom.o' >> samples/rust/Makefile | |
| # Build | |
| - if: matrix.lto == 'none' | |
| run: mv .github/workflows/kernel-${{ matrix.arch }}-${{ matrix.config }}.config .config | |
| - if: matrix.lto == 'thin' | |
| run: mv .github/workflows/kernel-${{ matrix.arch }}-${{ matrix.config }}-thinlto.config .config | |
| - if: matrix.output == 'build' | |
| run: | | |
| mkdir ${{ env.BUILD_DIR }} | |
| mv .config ${{ env.BUILD_DIR }}.config | |
| sed -i 's:samples/rust/:${{ env.BUILD_DIR }}samples/rust/:' .github/workflows/qemu-initramfs.desc | |
| - run: make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 | |
| # Print the final config used | |
| - run: cat ${{ env.BUILD_DIR }}.config | |
| # Make sure `CONFIG_WERROR` was enabled | |
| - run: grep -F 'CONFIG_WERROR=y' ${{ env.BUILD_DIR }}.config | |
| # Prepare image | |
| - run: | | |
| mv $HOME/busybox-${{ matrix.arch }} busybox | |
| ${{ env.BUILD_DIR }}usr/gen_init_cpio .github/workflows/qemu-initramfs.desc > qemu-initramfs.img | |
| # Run | |
| - run: | | |
| qemu-system-${{ env.QEMU_ARCH }} \ | |
| ${{ env.QEMU_ARGS }} \ | |
| -kernel ${{ env.BUILD_DIR }}${{ env.IMAGE_PATH }} \ | |
| -initrd qemu-initramfs.img \ | |
| -M ${{ env.QEMU_MACHINE }} \ | |
| -cpu ${{ env.QEMU_CPU }} \ | |
| -smp 2 \ | |
| -nographic \ | |
| -vga none \ | |
| -no-reboot \ | |
| -append '${{ env.QEMU_APPEND }} \ | |
| rust_module_parameters_builtin_custom.my_bool=n \ | |
| rust_module_parameters_builtin_custom.my_i32=345543 \ | |
| rust_module_parameters_builtin_custom.my_str=🦀mod \ | |
| rust_module_parameters_builtin_custom.my_usize=84 \ | |
| rust_module_parameters_builtin_custom.my_array=1,2,3 \ | |
| ' \ | |
| | sed 's:\r$::' \ | |
| | tee qemu-stdout.log | |
| # The kernel should not be generating any warnings | |
| - run: | | |
| ! grep -v 'at mm/debug_vm_pgtable.c:' qemu-stdout.log | grep '] WARNING:' | |
| # Check | |
| - run: | | |
| grep '] ok 1 rust_kernel_doctests$' qemu-stdout.log | |
| - run: | | |
| grep '] rust_minimal: Rust minimal sample (init)$' qemu-stdout.log | |
| grep '] rust_minimal: Am I built-in? false$' qemu-stdout.log | |
| grep '] rust_minimal: My numbers are \[72, 108, 200]$' qemu-stdout.log | |
| grep '] rust_minimal: Rust minimal sample (exit)$' qemu-stdout.log | |
| - run: | | |
| grep '] rust_print: Rust printing macros sample (init)$' qemu-stdout.log | |
| grep '] rust_print: Emergency message (level 0) without args$' qemu-stdout.log | |
| grep '] rust_print: Alert message (level 1) without args$' qemu-stdout.log | |
| grep '] rust_print: Critical message (level 2) without args$' qemu-stdout.log | |
| grep '] rust_print: Error message (level 3) without args$' qemu-stdout.log | |
| grep '] rust_print: Warning message (level 4) without args$' qemu-stdout.log | |
| grep '] rust_print: Notice message (level 5) without args$' qemu-stdout.log | |
| grep '] rust_print: Info message (level 6) without args$' qemu-stdout.log | |
| grep '] rust_print: A line that is continued without args$' qemu-stdout.log | |
| grep '] rust_print: Emergency message (level 0) with args$' qemu-stdout.log | |
| grep '] rust_print: Alert message (level 1) with args$' qemu-stdout.log | |
| grep '] rust_print: Critical message (level 2) with args$' qemu-stdout.log | |
| grep '] rust_print: Error message (level 3) with args$' qemu-stdout.log | |
| grep '] rust_print: Warning message (level 4) with args$' qemu-stdout.log | |
| grep '] rust_print: Notice message (level 5) with args$' qemu-stdout.log | |
| grep '] rust_print: Info message (level 6) with args$' qemu-stdout.log | |
| grep '] rust_print: A line that is continued with args$' qemu-stdout.log | |
| grep '] rust_print: Rust printing macros sample (exit)$' qemu-stdout.log | |
| - run: | | |
| grep '] rust_module_parameters_builtin_default: Rust module parameters sample (init)' qemu-stdout.log | |
| grep '] rust_module_parameters_builtin_default: my_bool: true$' qemu-stdout.log | |
| grep '] rust_module_parameters_builtin_default: my_i32: 42$' qemu-stdout.log | |
| grep '] rust_module_parameters_builtin_default: my_str: default str val$' qemu-stdout.log | |
| grep '] rust_module_parameters_builtin_default: my_usize: 42$' qemu-stdout.log | |
| grep '] rust_module_parameters_builtin_default: my_array: \[0, 1]$' qemu-stdout.log | |
| grep '] rust_module_parameters_builtin_custom: Rust module parameters sample (init)$' qemu-stdout.log | |
| grep '] rust_module_parameters_builtin_custom: my_bool: false$' qemu-stdout.log | |
| grep '] rust_module_parameters_builtin_custom: my_i32: 345543$' qemu-stdout.log | |
| grep '] rust_module_parameters_builtin_custom: my_str: 🦀mod$' qemu-stdout.log | |
| grep '] rust_module_parameters_builtin_custom: my_usize: 84$' qemu-stdout.log | |
| grep '] rust_module_parameters_builtin_custom: my_array: \[1, 2, 3]$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_default: Rust module parameters sample (init)$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_default: my_bool: true$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_default: my_i32: 42$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_default: my_str: default str val$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_default: my_usize: 42$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_default: my_array: \[0, 1]$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_default: Rust module parameters sample (exit)$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_custom: Rust module parameters sample (init)$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_custom: my_bool: false$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_custom: my_i32: 345543$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_custom: my_str: 🦀mod$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_custom: my_usize: 84$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_custom: my_array: \[1, 2, 3]$' qemu-stdout.log | |
| grep '] rust_module_parameters_loadable_custom: Rust module parameters sample (exit)$' qemu-stdout.log | |
| grep '] rust_module_parameters: Rust module parameters sample (init)$' qemu-stdout.log | |
| grep '] rust_module_parameters: my_bool: true$' qemu-stdout.log | |
| grep '] rust_module_parameters: my_i32: 42$' qemu-stdout.log | |
| grep '] rust_module_parameters: my_str: default str val$' qemu-stdout.log | |
| grep '] rust_module_parameters: my_usize: 42$' qemu-stdout.log | |
| grep '] rust_module_parameters: my_array: \[0, 1]$' qemu-stdout.log | |
| grep '] rust_module_parameters: Rust module parameters sample (exit)$' qemu-stdout.log | |
| - run: | | |
| grep '] rust_sync: Rust synchronisation primitives sample (init)$' qemu-stdout.log | |
| grep '] rust_sync: Value: 10$' qemu-stdout.log | |
| grep '] rust_sync: Rust synchronisation primitives sample (exit)$' qemu-stdout.log | |
| - run: | | |
| grep '] rust_chrdev: Rust character device sample (init)$' qemu-stdout.log | |
| grep '] rust_chrdev: Rust character device sample (exit)$' qemu-stdout.log | |
| - run: | | |
| grep '] rust_miscdev: Rust miscellaneous device sample (init)$' qemu-stdout.log | |
| grep '] rust_miscdev: Rust miscellaneous device sample (exit)$' qemu-stdout.log | |
| - run: | | |
| grep '] rust_stack_probing: Rust stack probing sample (init)$' qemu-stdout.log | |
| grep '] rust_stack_probing: Large array has length: 514$' qemu-stdout.log | |
| grep '] rust_stack_probing: Rust stack probing sample (exit)$' qemu-stdout.log | |
| - run: | | |
| grep '] rust_semaphore: Rust semaphore sample (init)$' qemu-stdout.log | |
| grep '] rust_semaphore: Rust semaphore sample (exit)$' qemu-stdout.log | |
| - run: | | |
| grep '] rust_semaphore_c: Rust semaphore sample (in C, for comparison) (init)$' qemu-stdout.log | |
| grep '] rust_semaphore_c: Rust semaphore sample (in C, for comparison) (exit)$' qemu-stdout.log | |
| - run: | | |
| grep '] rust_selftests: Rust self tests (init)$' qemu-stdout.log | |
| grep '] rust_selftests: All tests passed. Congratulations!$' qemu-stdout.log | |
| grep '] rust_selftests: Rust self tests (exit)$' qemu-stdout.log | |
| # Report | |
| - run: | | |
| cat ${{ env.BUILD_DIR }}.config | |
| ls -l \ | |
| ${{ env.BUILD_DIR }}samples/rust/*.o \ | |
| ${{ env.BUILD_DIR }}samples/rust/*.ko \ | |
| ${{ env.BUILD_DIR }}rust/*.o \ | |
| ${{ env.BUILD_DIR }}vmlinux \ | |
| ${{ env.BUILD_DIR }}${{ env.IMAGE_PATH }} | |
| .github/workflows/size.sh \ | |
| ${{ env.BUILD_DIR }}samples/rust/*.o \ | |
| ${{ env.BUILD_DIR }}samples/rust/*.ko \ | |
| ${{ env.BUILD_DIR }}rust/*.o \ | |
| ${{ env.BUILD_DIR }}vmlinux | |
| # Clippy | |
| - run: make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 CLIPPY=1 | |
| # Docs | |
| - run: make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 rustdoc | |
| # Tests | |
| - run: make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 rusttest | |
| # Formatting | |
| - run: make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 rustfmtcheck | |
| # Single targets | |
| - run: | | |
| rm ${{ env.BUILD_DIR }}samples/rust/rust_minimal.o | |
| make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 samples/rust/rust_minimal.o | |
| make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 samples/rust/rust_minimal.rsi | |
| make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 samples/rust/rust_minimal.s | |
| make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 samples/rust/rust_minimal.ll | |
| file ${{ env.BUILD_DIR }}samples/rust/rust_minimal.o | grep -F 'ELF' | |
| grep -F '#![feature(prelude_import)]' ${{ env.BUILD_DIR }}samples/rust/rust_minimal.rsi | |
| grep -F '.text' ${{ env.BUILD_DIR }}samples/rust/rust_minimal.s | |
| grep -F '; ModuleID' ${{ env.BUILD_DIR }}samples/rust/rust_minimal.ll | |
| # Rust host programs | |
| - run: ${{ env.BUILD_DIR }}samples/rust/hostprogs/single | grep -F 'The number is 42.' | |
| # View changes to ccache | |
| - run: ccache -s |