# rustc version rustc 1.99.0-nightly (d0babd8b6 2026-07-15)
# docs.rs version docsrs 0.0.0 (f1b150f0cd76f7cabcd39e1f4790ba771b28b5c4 2026-07-19 )
# 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" "dd2f89f54d49671a6abf4fc634464dc9d19cd926061a6af1f32beb38f04567ea" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2026-07-16" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=html-non-static-files\", \"--resource-suffix\", \"-20260715-1.99.0-nightly-d0babd8b6\", \"--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: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Documenting duplex v0.16.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unexpected `cfg` condition name: `features` [INFO] [stderr] --> src/duplex.rs:15:35 [INFO] [stderr] | [INFO] [stderr] 15 | #[cfg(all(feature = "socketpair", features = "futures-io"))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] help: there is a config with a similar name and value [INFO] [stderr] | [INFO] [stderr] 15 - #[cfg(all(feature = "socketpair", features = "futures-io"))] [INFO] [stderr] 15 + #[cfg(all(feature = "socketpair", feature = "futures-io"))] [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition value: `socket2` [INFO] [stderr] --> src/duplex.rs:85:7 [INFO] [stderr] | [INFO] [stderr] 85 | #[cfg(feature = "socket2")] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `char-device`, `default`, `duplexify`, `futures-io`, `readwrite`, `serialport`, `socketpair`, `ssh2`, and `tokio` [INFO] [stderr] = help: consider adding `socket2` as a feature in `Cargo.toml` [INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `features` [INFO] [stderr] --> src/duplex.rs:107:35 [INFO] [stderr] | [INFO] [stderr] 107 | #[cfg(all(feature = "socketpair", features = "futures-io"))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration [INFO] [stderr] help: there is a config with a similar name and value [INFO] [stderr] | [INFO] [stderr] 107 - #[cfg(all(feature = "socketpair", features = "futures-io"))] [INFO] [stderr] 107 + #[cfg(all(feature = "socketpair", feature = "futures-io"))] [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `duplex` (lib doc) generated 3 warnings [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s [INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/duplex/index.html [INFO] running `Command { std: "docker" "inspect" "dd2f89f54d49671a6abf4fc634464dc9d19cd926061a6af1f32beb38f04567ea", kill_on_drop: false }`