# rustc version rustc 1.96.0-nightly (cf7da0b72 2026-03-30)
# docs.rs version docsrs 0.0.0 (da7690ee 2026-03-15 )
# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace-builder/builds/rustpython-stdlib-0.5.0/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace-builder/builds/rustpython-stdlib-0.5.0/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace-builder/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace-builder/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-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" "-m" "6442450944" "--cpus" "6" "--user" "1001:1001" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260330-1.96.0-nightly-cf7da0b72\", \"--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" "-j6" "--target" "aarch64-unknown-linux-gnu", 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] e62f53b3f125ea03fbabac670931a559848606bf98b4bdb91ebc44bf7c87edc1 [INFO] running `Command { std: "docker" "start" "-a" "e62f53b3f125ea03fbabac670931a559848606bf98b4bdb91ebc44bf7c87edc1", kill_on_drop: false }` [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Checking malachite-bigint v0.9.1 [INFO] [stderr] Compiling liblzma-sys v0.4.5 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Checking num_enum v0.7.6 [INFO] [stderr] Compiling psm v0.1.30 [INFO] [stderr] Checking libffi-sys v4.1.0 [INFO] [stderr] warning: liblzma-sys@0.4.5: 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 `liblzma-sys v0.4.5` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/liblzma-sys-b2ee8ac7bebe9ad6/build-script-build` (exit status: 1) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=build.rs [INFO] [stderr] cargo:rerun-if-env-changed=LZMA_API_STATIC [INFO] [stderr] cargo:rerun-if-env-changed=LIBLZMA_NO_PKG_CONFIG [INFO] [stderr] cargo:rerun-if-env-changed=PKG_CONFIG_ALLOW_CROSS_aarch64-unknown-linux-gnu [INFO] [stderr] cargo:rerun-if-env-changed=PKG_CONFIG_ALLOW_CROSS_aarch64_unknown_linux_gnu [INFO] [stderr] cargo:rerun-if-env-changed=TARGET_PKG_CONFIG_ALLOW_CROSS [INFO] [stderr] cargo:rerun-if-env-changed=PKG_CONFIG_ALLOW_CROSS [INFO] [stderr] cargo:rerun-if-env-changed=PKG_CONFIG_aarch64-unknown-linux-gnu [INFO] [stderr] cargo:rerun-if-env-changed=PKG_CONFIG_aarch64_unknown_linux_gnu [INFO] [stderr] cargo:rerun-if-env-changed=TARGET_PKG_CONFIG [INFO] [stderr] cargo:rerun-if-env-changed=PKG_CONFIG [INFO] [stderr] cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_aarch64-unknown-linux-gnu [INFO] [stderr] cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_aarch64_unknown_linux_gnu [INFO] [stderr] cargo:rerun-if-env-changed=TARGET_PKG_CONFIG_SYSROOT_DIR [INFO] [stderr] cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR [INFO] [stderr] cargo:root=/opt/rustwide/target/aarch64-unknown-linux-gnu/debug/build/liblzma-sys-5a40515114089bfd/out [INFO] [stderr] cargo:include=/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/liblzma-sys-0.4.5/xz/src/liblzma/api [INFO] [stderr] OUT_DIR = Some(/opt/rustwide/target/aarch64-unknown-linux-gnu/debug/build/liblzma-sys-5a40515114089bfd/out) [INFO] [stderr] OPT_LEVEL = Some(0) [INFO] [stderr] TARGET = Some(aarch64-unknown-linux-gnu) [INFO] [stderr] CARGO_ENCODED_RUSTFLAGS = Some() [INFO] [stderr] HOST = Some(x86_64-unknown-linux-gnu) [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] RUSTC_LINKER = 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] RUSTC_WRAPPER = None [INFO] [stderr] cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS [INFO] [stderr] CRATE_CC_NO_DEFAULTS = None [INFO] [stderr] DEBUG = Some(true) [INFO] [stderr] CARGO_CFG_TARGET_FEATURE = Some(neon,outline-atomics) [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] [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] [stderr] warning: psm@0.1.30: 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: psm@0.1.30: 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 `psm v0.1.30` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/psm-07ded160710101d9/build-script-build` (exit status: 1) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rustc-check-cfg=cfg(switchable_stack,asm,link_asm) [INFO] [stderr] OPT_LEVEL = Some(0) [INFO] [stderr] OUT_DIR = Some(/opt/rustwide/target/aarch64-unknown-linux-gnu/debug/build/psm-fed139b49eaab6d5/out) [INFO] [stderr] TARGET = Some(aarch64-unknown-linux-gnu) [INFO] [stderr] CARGO_ENCODED_RUSTFLAGS = Some() [INFO] [stderr] HOST = Some(x86_64-unknown-linux-gnu) [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] RUSTC_LINKER = 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] RUSTC_WRAPPER = None [INFO] [stderr] cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS [INFO] [stderr] CRATE_CC_NO_DEFAULTS = None [INFO] [stderr] DEBUG = Some(true) [INFO] [stderr] CARGO_CFG_TARGET_FEATURE = Some(neon,outline-atomics) [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:rustc-cfg=asm [INFO] [stderr] cargo:rustc-cfg=link_asm [INFO] [stderr] cargo:rustc-cfg=switchable_stack [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] running `Command { std: "docker" "inspect" "e62f53b3f125ea03fbabac670931a559848606bf98b4bdb91ebc44bf7c87edc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e62f53b3f125ea03fbabac670931a559848606bf98b4bdb91ebc44bf7c87edc1", kill_on_drop: false }` [INFO] [stdout] e62f53b3f125ea03fbabac670931a559848606bf98b4bdb91ebc44bf7c87edc1