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# error kind ExecutionFailed
# pre-build errors command failed: exit status: 101
# rustc version rustc 1.98.0-nightly (23a3312d9 2026-05-23)
# docs.rs version docsrs 0.0.0 (f16e33f3e6ac9fc9e4413728c5dd1b2ba1c6b799 2026-05-23 )
# build log [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "DOCS_RS=1" "-w" "/opt/rustwide/workdir" "--user" "1001:1001" "f327cae8270749a5dea485c4ba11025be73a47f251c68439d0b898179bab8bfd" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260523-1.98.0-nightly-23a3312d9\", \"--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}/x86_64-unknown-linux-gnu\"" "-Zrustdoc-scrape-examples" "-j6" "--target" "x86_64-unknown-linux-gnu", kill_on_drop: false }` [INFO] [stderr] warning: Rustdoc did not scrape the following examples because they require dev-dependencies: client_demo, server_demo [INFO] [stderr] If you want Rustdoc to scrape these examples, then add `doc-scrape-examples = true` [INFO] [stderr] to the [[example]] target configuration of at least one example. [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Documenting trust-tasks-https v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] error[E0658]: `#[doc(cfg)]` is experimental [INFO] [stderr] --> src/lib.rs:54:20 [INFO] [stderr] | [INFO] [stderr] 54 | #[cfg_attr(docsrs, doc(cfg(feature = "client")))] [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attributes to enable [INFO] [stderr] = note: this compiler was built on 2026-05-23; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: `#[doc(cfg)]` is experimental [INFO] [stderr] --> src/lib.rs:58:20 [INFO] [stderr] | [INFO] [stderr] 58 | #[cfg_attr(docsrs, doc(cfg(feature = "server")))] [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] = note: this compiler was built on 2026-05-23; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] error: could not document `trust-tasks-https` [INFO] running `Command { std: "docker" "inspect" "f327cae8270749a5dea485c4ba11025be73a47f251c68439d0b898179bab8bfd", kill_on_drop: false }`