# rustc version rustc 1.98.0-nightly (f8a08b688 2026-05-30)
# 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" "6cbdb6bdad824ea0a0a017b30e39a3c745176869b7e2894f02a7c2337a9f77ca" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "bmp decode" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260530-1.98.0-nightly-f8a08b688\", \"--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: decode_bmp, encode_bmp, encode_string [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 qr_code v2.0.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unexpected `cfg` condition value: `bench` [INFO] [stderr] --> src/lib.rs:15:13 [INFO] [stderr] | [INFO] [stderr] 15 | #![cfg_attr(feature = "bench", doc(include = "../README.md"))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `arbitrary`, `bmp`, `bmp-monochrome`, `decode`, `fuzz`, and `g2p` [INFO] [stderr] = help: consider adding `bench` 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] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `bench` [INFO] [stderr] --> src/lib.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | #![cfg_attr(bench, feature(test))] [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(bench)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` 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: `bench` [INFO] [stderr] --> src/lib.rs:28:7 [INFO] [stderr] | [INFO] [stderr] 28 | #[cfg(bench)] [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(bench)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` 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: `bench` [INFO] [stderr] --> src/lib.rs:357:7 [INFO] [stderr] | [INFO] [stderr] 357 | #[cfg(bench)] [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(bench)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` 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: `bench` [INFO] [stderr] --> src/bits.rs:156:7 [INFO] [stderr] | [INFO] [stderr] 156 | #[cfg(bench)] [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(bench)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` 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: `bench` [INFO] [stderr] --> src/bits.rs:1100:7 [INFO] [stderr] | [INFO] [stderr] 1100 | #[cfg(bench)] [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(bench)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` 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: `fuzzing` [INFO] [stderr] --> src/optimize.rs:655:11 [INFO] [stderr] | [INFO] [stderr] 655 | #[cfg(any(fuzzing, test))] [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(fuzzing)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fuzzing)");` 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: `bench` [INFO] [stderr] --> src/optimize.rs:1147:7 [INFO] [stderr] | [INFO] [stderr] 1147 | #[cfg(bench)] [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(bench)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` 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: `fuzzing` [INFO] [stderr] --> src/optimize.rs:637:11 [INFO] [stderr] | [INFO] [stderr] 637 | #[cfg(fuzzing)] [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(fuzzing)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fuzzing)");` 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 value: `img` [INFO] [stderr] --> src/decode/mod.rs:93:11 [INFO] [stderr] | [INFO] [stderr] 93 | #[cfg(feature = "img")] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `arbitrary`, `bmp`, `bmp-monochrome`, `decode`, `fuzz`, and `g2p` [INFO] [stderr] = help: consider adding `img` 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: redundant explicit link target [INFO] [stderr] --> src/lib.rs:4:36 [INFO] [stderr] | [INFO] [stderr] 4 | //! This crate provides a [QrCode](crate::QrCode) encoder and decoder [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)]` implied by `#[warn(warnings)]` [INFO] [stderr] help: remove explicit link target [INFO] [stderr] | [INFO] [stderr] 4 - //! This crate provides a [QrCode](crate::QrCode) encoder and decoder [INFO] [stderr] 4 + //! This crate provides a [QrCode] encoder and decoder [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: this URL is not a hyperlink [INFO] [stderr] --> src/optimize.rs:390:5 [INFO] [stderr] | [INFO] [stderr] 390 | /// https://en.wikipedia.org/wiki/Dijkstra%27s_algorithm, but considers the nodes and edges in a [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: bare URLs are not automatically turned into clickable links [INFO] [stderr] = note: `#[warn(rustdoc::bare_urls)]` implied by `#[warn(warnings)]` [INFO] [stderr] help: use an automatic link instead [INFO] [stderr] | [INFO] [stderr] 390 | /// <https://en.wikipedia.org/wiki/Dijkstra%27s_algorithm>, but considers the nodes and edges in a [INFO] [stderr] | + + [INFO] [stderr] [INFO] [stderr] warning: this URL is not a hyperlink [INFO] [stderr] --> src/decode/decode.rs:1:27 [INFO] [stderr] | [INFO] [stderr] 1 | //! QR decode, taken from https://raw.githubusercontent.com/WanzenBug/rqrr/505c281db1fe4c7d30e3be595ec5a48b2cedebde/src/decode.rs [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: bare URLs are not automatically turned into clickable links [INFO] [stderr] help: use an automatic link instead [INFO] [stderr] | [INFO] [stderr] 1 | //! QR decode, taken from <https://raw.githubusercontent.com/WanzenBug/rqrr/505c281db1fe4c7d30e3be595ec5a48b2cedebde/src/decode.rs> [INFO] [stderr] | + + [INFO] [stderr] [INFO] [stderr] warning: `qr_code` (lib doc) generated 13 warnings (run `cargo fix --lib -p qr_code` to apply 2 suggestions) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s [INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/qr_code/index.html [INFO] running `Command { std: "docker" "inspect" "6cbdb6bdad824ea0a0a017b30e39a3c745176869b7e2894f02a7c2337a9f77ca", kill_on_drop: false }`