# rustc version rustc 1.97.0-nightly (bf4fbfb7a 2026-04-11)
# docs.rs version docsrs 0.0.0 (15f7e1e9dfac4fc5b7cc4abfd7682239002ba909 2026-04-08 )
# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace-builder4/builds/mrml-python-0.2.2/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace-builder4/builds/mrml-python-0.2.2/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace-builder4/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace-builder4/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "6442450944" "--cpuset-cpus" "20-23" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "sleep" "infinity", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3f68e3347577aa5a61ac964f6109e288fd429cb9817d2c0d695b2d0b9ea3a33e [INFO] running `Command { std: "docker" "start" "3f68e3347577aa5a61ac964f6109e288fd429cb9817d2c0d695b2d0b9ea3a33e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "--user" "1001:1001" "3f68e3347577aa5a61ac964f6109e288fd429cb9817d2c0d695b2d0b9ea3a33e" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260411-1.97.0-nightly-bf4fbfb7a\", \"--static-root-path\", \"/-/rustdoc.static/\", \"--cap-lints\", \"warn\", \"--extern-html-root-takes-precedence\"]" "--offline" "-Zunstable-options" "--config=doc.extern-map.registries.crates-io=\"https://docs.rs/{pkg_name}/{version}/aarch64-unknown-linux-gnu\"" "-Zrustdoc-scrape-examples" "-j4" "--target" "aarch64-unknown-linux-gnu", kill_on_drop: false }` [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Compiling ring v0.17.14 [INFO] [stderr] Checking icu_properties_data v2.2.0 [INFO] [stderr] Checking zeroize v1.8.2 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling web_atoms v0.2.3 [INFO] [stderr] warning: ring@0.17.14: Compiler family detection failed due to error: ToolNotFound: failed to find tool "aarch64-linux-gnu-gcc": No such file or directory (os error 2) [INFO] [stderr] warning: ring@0.17.14: Compiler family detection failed due to error: ToolNotFound: failed to find tool "aarch64-linux-gnu-gcc": No such file or directory (os error 2) [INFO] [stderr] error: failed to run custom build command for `ring v0.17.14` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ring-00e557e1ef367d71/build-script-build` (exit status: 1) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-env-changed=CARGO_MANIFEST_DIR [INFO] [stderr] cargo:rerun-if-env-changed=CARGO_PKG_NAME [INFO] [stderr] cargo:rerun-if-env-changed=CARGO_PKG_VERSION_MAJOR [INFO] [stderr] cargo:rerun-if-env-changed=CARGO_PKG_VERSION_MINOR [INFO] [stderr] cargo:rerun-if-env-changed=CARGO_PKG_VERSION_PATCH [INFO] [stderr] cargo:rerun-if-env-changed=CARGO_PKG_VERSION_PRE [INFO] [stderr] cargo:rerun-if-env-changed=CARGO_MANIFEST_LINKS [INFO] [stderr] cargo:rerun-if-env-changed=RING_PREGENERATE_ASM [INFO] [stderr] cargo:rerun-if-env-changed=OUT_DIR [INFO] [stderr] cargo:rerun-if-env-changed=CARGO_CFG_TARGET_ARCH [INFO] [stderr] cargo:rerun-if-env-changed=CARGO_CFG_TARGET_OS [INFO] [stderr] cargo:rerun-if-env-changed=CARGO_CFG_TARGET_ENV [INFO] [stderr] cargo:rerun-if-env-changed=CARGO_CFG_TARGET_ENDIAN [INFO] [stderr] cargo:rerun-if-env-changed=CC_aarch64-unknown-linux-gnu [INFO] [stderr] CC_aarch64-unknown-linux-gnu = None [INFO] [stderr] cargo:rerun-if-env-changed=CC_aarch64_unknown_linux_gnu [INFO] [stderr] CC_aarch64_unknown_linux_gnu = None [INFO] [stderr] cargo:rerun-if-env-changed=TARGET_CC [INFO] [stderr] TARGET_CC = None [INFO] [stderr] cargo:rerun-if-env-changed=CC [INFO] [stderr] CC = None [INFO] [stderr] cargo:rerun-if-env-changed=CROSS_COMPILE [INFO] [stderr] CROSS_COMPILE = None [INFO] [stderr] cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT [INFO] [stderr] cargo:warning=Compiler family detection failed due to error: ToolNotFound: failed to find tool "aarch64-linux-gnu-gcc": No such file or directory (os error 2) [INFO] [stderr] cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS [INFO] [stderr] CRATE_CC_NO_DEFAULTS = None [INFO] [stderr] cargo:rerun-if-env-changed=CFLAGS [INFO] [stderr] CFLAGS = None [INFO] [stderr] cargo:rerun-if-env-changed=TARGET_CFLAGS [INFO] [stderr] TARGET_CFLAGS = None [INFO] [stderr] cargo:rerun-if-env-changed=CFLAGS_aarch64_unknown_linux_gnu [INFO] [stderr] CFLAGS_aarch64_unknown_linux_gnu = None [INFO] [stderr] cargo:rerun-if-env-changed=CFLAGS_aarch64-unknown-linux-gnu [INFO] [stderr] CFLAGS_aarch64-unknown-linux-gnu = None [INFO] [stderr] cargo:warning=Compiler family detection failed due to error: ToolNotFound: failed to find tool "aarch64-linux-gnu-gcc": No such file or directory (os error 2) [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error occurred in cc-rs: failed to find tool "aarch64-linux-gnu-gcc": No such file or directory (os error 2) [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "stop" "-t" "1" "3f68e3347577aa5a61ac964f6109e288fd429cb9817d2c0d695b2d0b9ea3a33e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f68e3347577aa5a61ac964f6109e288fd429cb9817d2c0d695b2d0b9ea3a33e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f68e3347577aa5a61ac964f6109e288fd429cb9817d2c0d695b2d0b9ea3a33e", kill_on_drop: false }` [INFO] [stdout] 3f68e3347577aa5a61ac964f6109e288fd429cb9817d2c0d695b2d0b9ea3a33e