# rustc version rustc 1.100.0-nightly (cea272fa3 2026-09-07)
# docs.rs version docsrs 0.0.0 (bbe8284d494398efa390829fb7f0bf2364bcdf59 2026-09-08 )
# 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" "6ef5b10476c122af673bca48dd8e255c32c3dd629b77c050641a9019a19ff80e" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=html-non-static-files\", \"--resource-suffix\", \"-20260907-1.100.0-nightly-cea272fa3\", \"--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\"" "-j12" "--target" "x86_64-unknown-linux-gnu" "-Zrustdoc-scrape-examples", kill_on_drop: false }` [INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `numeric-loops` (manifest) generated 1 warning [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Documenting numeric-loops v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: specialization is experimental [INFO] [stderr] --> src/sum/mod.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | default fn sum(lhs: &[A]) -> A { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information [INFO] [stderr] = help: add `#![feature(specialization)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2026-09-07; consider upgrading it if it is out of date [INFO] [stderr] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stderr] = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045> [INFO] [stderr] [INFO] [stderr] warning: specialization is experimental [INFO] [stderr] --> src/sum/mod.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | default fn dot(lhs: &[A], rhs: &[A]) -> A { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information [INFO] [stderr] = help: add `#![feature(specialization)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2026-09-07; consider upgrading it if it is out of date [INFO] [stderr] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stderr] = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045> [INFO] [stderr] [INFO] [stderr] warning: `numeric-loops` (lib doc) generated 2 warnings [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/numeric_loops/index.html [INFO] running `Command { std: "docker" "inspect" "6ef5b10476c122af673bca48dd8e255c32c3dd629b77c050641a9019a19ff80e", kill_on_drop: false }`