Build failed. If you want to re-trigger a documentation build, you can do it here. You can find more information on docs.rs builds documentation on the builds page.
# rustc version rustc 1.60.0-nightly (e7aca8959 2022-02-09)
# docs.rs version docsrs 0.6.0 (5c3b689 2022-02-01)
# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/block-padding-0.3.0/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/block-padding-0.3.0/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace/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" "3221225472" "--cpus" "3" "--user" "1001:1001" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20220209-1.60.0-nightly-e7aca8959\", \"--static-root-path\", \"/\", \"--cap-lints\", \"warn\", \"--disable-per-crate-search\"]" "-Zunstable-options" "--config=doc.extern-map.registries.crates-io=\"https://docs.rs/{pkg_name}/{version}/x86_64-unknown-linux-gnu\"" "-j3" "--target" "x86_64-unknown-linux-gnu", kill_on_drop: false }` [INFO] [stdout] ff77d07933a9e1a9d6f0ceacc152c524bf65dc56af958c41d78721f4532cd3c1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ff77d07933a9e1a9d6f0ceacc152c524bf65dc56af958c41d78721f4532cd3c1", kill_on_drop: false }` [INFO] [stderr] Documenting block-padding v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0658]: `#[doc(cfg)]` is experimental [INFO] [stderr] --> src/lib.rs:373:20 [INFO] [stderr] | [INFO] [stderr] 373 | #[cfg_attr(docsrs, doc(cfg(feature = "std")))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #43781 <https://github.com/rust-lang/rust/issues/43781> for more information [INFO] [stderr] = help: add `#![feature(doc_cfg)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error: Compilation failed, aborting rustdoc [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] error: could not document `block-padding` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name block_padding src/lib.rs --target x86_64-unknown-linux-gnu -o /opt/rustwide/target/x86_64-unknown-linux-gnu/doc --cfg 'feature="std"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -C metadata=8b7f38854fca32f5 -L dependency=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern generic_array=/opt/rustwide/target/x86_64-unknown-linux-gnu/debug/deps/libgeneric_array-ef4b21a3e287b698.rmeta --extern-html-root-url 'generic_array=https://docs.rs/generic-array/0.14.5/x86_64-unknown-linux-gnu' -Zunstable-options --cfg docsrs -Z unstable-options --emit=invocation-specific --resource-suffix -20220209-1.60.0-nightly-e7aca8959 --static-root-path / --cap-lints warn --disable-per-crate-search --crate-version 0.3.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "ff77d07933a9e1a9d6f0ceacc152c524bf65dc56af958c41d78721f4532cd3c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff77d07933a9e1a9d6f0ceacc152c524bf65dc56af958c41d78721f4532cd3c1", kill_on_drop: false }` [INFO] [stdout] ff77d07933a9e1a9d6f0ceacc152c524bf65dc56af958c41d78721f4532cd3c1