# rustc version rustc 1.97.0-nightly (9eb3be26b 2026-05-18)
# 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" "3f7bc09af7bfd1eefe0adbe887436318d2fa5c245c787af3a60db25eb483ff15" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260518-1.97.0-nightly-9eb3be26b\", \"--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: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op [INFO] [stderr] Documenting tuple_utils v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:45:27 [INFO] [stderr] | [INFO] [stderr] 45 | type Output = ( $( $from ,)* T); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 110 | / for_each_prefix! { [INFO] [stderr] 111 | | tuple_impl, [INFO] [stderr] 112 | | [(T0), (T1), (T2), (T3), (T4), (T5), (T6), (T7), (T8), (T9), (T10), (T11), (T12), (T13), (T14), (T15),] [INFO] [stderr] 113 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] = note: this warning originates in the macro `tuple_impl` which comes from the expansion of the macro `for_each_prefix` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:49:38 [INFO] [stderr] | [INFO] [stderr] 49 | fn append(self, x: T) -> ( $( $from ,)* T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 110 | / for_each_prefix! { [INFO] [stderr] 111 | | tuple_impl, [INFO] [stderr] 112 | | [(T0), (T1), (T2), (T3), (T4), (T5), (T6), (T7), (T8), (T9), (T10), (T11), (T12), (T13), (T14), (T15),] [INFO] [stderr] 113 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `tuple_impl` which comes from the expansion of the macro `for_each_prefix` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `tuple_utils` (lib doc) generated 2 warnings [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s [INFO] [stderr] Generated /opt/rustwide/target/x86_64-unknown-linux-gnu/doc/tuple_utils/index.html [INFO] running `Command { std: "docker" "inspect" "3f7bc09af7bfd1eefe0adbe887436318d2fa5c245c787af3a60db25eb483ff15", kill_on_drop: false }`