# rustc version rustc 1.97.0-nightly (e96c36b6f 2026-05-21)
# docs.rs version docsrs 0.0.0 (e50152ed411bb913753b1dfd203f22cb8711f097 2026-05-17 )
# 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" "f0e02d2a55d54f14d00670ff07e218c8df1238227dc3a3bfc2c93e5bc6deb41c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "arbitrary proptest serde" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260521-1.97.0-nightly-e96c36b6f\", \"--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 smartstring v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unexpected `cfg` condition name: `needs_allocator_feature` [INFO] [stderr] --> src/lib.rs:104:13 [INFO] [stderr] | [INFO] [stderr] 104 | #![cfg_attr(needs_allocator_feature, feature(allocator_api))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: expected names are: `docsrs`, `feature`, and `test` and 32 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(needs_allocator_feature)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(needs_allocator_feature)");` 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: `has_allocator` [INFO] [stderr] --> src/boxed.rs:175:19 [INFO] [stderr] | [INFO] [stderr] 175 | #[cfg(has_allocator)] [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(has_allocator)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_allocator)");` 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: `has_allocator` [INFO] [stderr] --> src/boxed.rs:199:23 [INFO] [stderr] | [INFO] [stderr] 199 | #[cfg(not(has_allocator))] [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(has_allocator)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_allocator)");` 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: `has_allocator` [INFO] [stderr] --> src/boxed.rs:208:15 [INFO] [stderr] | [INFO] [stderr] 208 | #[cfg(has_allocator)] [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(has_allocator)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_allocator)");` 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: `has_allocator` [INFO] [stderr] --> src/boxed.rs:226:19 [INFO] [stderr] | [INFO] [stderr] 226 | #[cfg(not(has_allocator))] [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(has_allocator)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(has_allocator)");` 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: redundant explicit link target [INFO] [stderr] --> src/lib.rs:168:40 [INFO] [stderr] | [INFO] [stderr] 168 | /// Just pretend it's a [`String`][String]! [INFO] [stderr] | -------- ^^^^^^ explicit target is redundant [INFO] [stderr] | | [INFO] [stderr] | because label contains path that resolves to same destination [INFO] [stderr] | [INFO] [stderr] = note: when a link's destination is not specified, [INFO] [stderr] the label is used to resolve intra-doc links [INFO] [stderr] = note: `#[warn(rustdoc::redundant_explicit_links)]` on by default [INFO] [stderr] help: remove explicit link target [INFO] [stderr] | [INFO] [stderr] 168 - /// Just pretend it's a [`String`][String]! [INFO] [stderr] 168 + /// Just pretend it's a [`String`]! [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `smartstring` (lib doc) generated 6 warnings [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.75s [INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/smartstring/index.html [INFO] running `Command { std: "docker" "inspect" "f0e02d2a55d54f14d00670ff07e218c8df1238227dc3a3bfc2c93e5bc6deb41c", kill_on_drop: false }`