# rustc version rustc 1.89.0-nightly (ce7e97f73 2025-05-11)
# docs.rs version docsrs 0.6.0 (f7595057 2025-05-09)
# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/cstream-0.1.4/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/cstream-0.1.4/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" "6442450944" "--cpus" "6" "--user" "1001:1001" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7db696df4788c7959fb3c8937f476e454519eadb74729e5c46412f804eeee96e" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"--cfg\", \"do_doc_cfg\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20250511-1.89.0-nightly-ce7e97f73\", \"--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: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cf3e8dc9cbc7f7d9d1ce74e1b25b180d2294012db7930b75291436b94f2ea61f [INFO] running `Command { std: "docker" "start" "-a" "cf3e8dc9cbc7f7d9d1ce74e1b25b180d2294012db7930b75291436b94f2ea61f", kill_on_drop: false }` [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Documenting cstream v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg` [INFO] [stderr] --> src/lib.rs:11:13 [INFO] [stderr] | [INFO] [stderr] 11 | #![cfg_attr(do_doc_cfg, feature(doc_cfg))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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] [INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg` [INFO] [stderr] --> src/lib.rs:27:12 [INFO] [stderr] | [INFO] [stderr] 27 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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: `do_doc_cfg` [INFO] [stderr] --> src/lib.rs:84:12 [INFO] [stderr] | [INFO] [stderr] 84 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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: `do_doc_cfg` [INFO] [stderr] --> src/lib.rs:121:12 [INFO] [stderr] | [INFO] [stderr] 121 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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: `do_doc_cfg` [INFO] [stderr] --> src/lib.rs:129:12 [INFO] [stderr] | [INFO] [stderr] 129 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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: `do_doc_cfg` [INFO] [stderr] --> src/lib.rs:414:12 [INFO] [stderr] | [INFO] [stderr] 414 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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: `do_doc_cfg` [INFO] [stderr] --> src/lib.rs:193:20 [INFO] [stderr] | [INFO] [stderr] 193 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>); [INFO] [stderr] | ----------------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg` [INFO] [stderr] --> src/lib.rs:200:20 [INFO] [stderr] | [INFO] [stderr] 200 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>); [INFO] [stderr] | ----------------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg` [INFO] [stderr] --> src/lib.rs:207:20 [INFO] [stderr] | [INFO] [stderr] 207 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>); [INFO] [stderr] | ----------------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg` [INFO] [stderr] --> src/lib.rs:193:20 [INFO] [stderr] | [INFO] [stderr] 193 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream); [INFO] [stderr] | --------------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg` [INFO] [stderr] --> src/lib.rs:200:20 [INFO] [stderr] | [INFO] [stderr] 200 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream); [INFO] [stderr] | --------------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg` [INFO] [stderr] --> src/lib.rs:207:20 [INFO] [stderr] | [INFO] [stderr] 207 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream); [INFO] [stderr] | --------------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg` [INFO] [stderr] --> src/io.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs` [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: `cstream` (lib doc) generated 13 warnings [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s [INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/cstream/index.html [INFO] running `Command { std: "docker" "inspect" "cf3e8dc9cbc7f7d9d1ce74e1b25b180d2294012db7930b75291436b94f2ea61f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf3e8dc9cbc7f7d9d1ce74e1b25b180d2294012db7930b75291436b94f2ea61f", kill_on_drop: false }` [INFO] [stdout] cf3e8dc9cbc7f7d9d1ce74e1b25b180d2294012db7930b75291436b94f2ea61f