# rustc version rustc 1.99.0-nightly (d0babd8b6 2026-07-15)
# docs.rs version docsrs 0.0.0 (964c90a45859fd8f9076e3cbe58470a5a4f4d4f7 2026-07-01 )
# 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" "fa224317d5ba42f09904f7be0de9fc473ca1cb2c2f8432ef70ebe2ac7f5962c7" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2026-07-16" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--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 catvec v0.1.6 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> src/btree.rs:380:60 [INFO] [stderr] | [INFO] [stderr] 380 | fringe.length = fringe.children.iter().map(|c| (c.len())).sum(); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 380 - fringe.length = fringe.children.iter().map(|c| (c.len())).sum(); [INFO] [stderr] 380 + fringe.length = fringe.children.iter().map(|c| c.len()).sum(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `catvec` (lib doc) generated 1 warning (run `cargo fix --lib -p catvec` to apply 1 suggestion) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s [INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/catvec/index.html [INFO] running `Command { std: "docker" "inspect" "fa224317d5ba42f09904f7be0de9fc473ca1cb2c2f8432ef70ebe2ac7f5962c7", kill_on_drop: false }`