# rustc version rustc 1.94.0-nightly (85c8ff69c 2026-01-02)
# docs.rs version docsrs 0.1.0 (7bfb09c2 2026-01-03 )
# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace-builder/builds/task_diff-0.2.1/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace-builder/builds/task_diff-0.2.1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260102-1.94.0-nightly-85c8ff69c\", \"--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] 0b5719756d52c00cc2f370717b9138838936392d2d2848110efff3b81c4744ac [INFO] running `Command { std: "docker" "start" "-a" "0b5719756d52c00cc2f370717b9138838936392d2d2848110efff3b81c4744ac", kill_on_drop: false }` [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Compiling ncurses v5.101.0 [INFO] [stderr] Checking serde_json v1.0.148 [INFO] [stderr] Checking colored v1.9.4 [INFO] [stderr] warning: ncurses@5.101.0: 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 `ncurses v5.101.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ncurses-24f36535022dd5e1/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-env-changed=PKG_CONFIG_PATH [INFO] [stderr] cargo:rerun-if-env-changed=NCURSES5_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:rerun-if-env-changed=NCURSES_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:rustc-link-lib=ncurses [INFO] [stderr] OPT_LEVEL = Some(0) [INFO] [stderr] OUT_DIR = Some(/opt/rustwide/target/aarch64-unknown-linux-gnu/debug/build/ncurses-ce6a2dd42b0977e3/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] [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (17) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ncurses-5.101.0/build.rs:105:30: [INFO] [stderr] compilation failed: Os { code: 2, kind: NotFound, message: "No such file or directory" } [INFO] [stderr] note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0b5719756d52c00cc2f370717b9138838936392d2d2848110efff3b81c4744ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b5719756d52c00cc2f370717b9138838936392d2d2848110efff3b81c4744ac", kill_on_drop: false }` [INFO] [stdout] 0b5719756d52c00cc2f370717b9138838936392d2d2848110efff3b81c4744ac