[INFO] fetching crate macroclassrender 0.0.2...
[INFO] documenting macroclassrender-0.0.2 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate macroclassrender 0.0.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate macroclassrender 0.0.2 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate macroclassrender 0.0.2
[INFO] finished tweaking crates.io crate macroclassrender 0.0.2
[INFO] tweaked toml for crates.io crate macroclassrender 0.0.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80bf76c2fdb6bd64ea1e4c7865fbc87ec089db86d6c009204697743a3181175e
[INFO] running `Command { std: "docker" "start" "-a" "80bf76c2fdb6bd64ea1e4c7865fbc87ec089db86d6c009204697743a3181175e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80bf76c2fdb6bd64ea1e4c7865fbc87ec089db86d6c009204697743a3181175e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80bf76c2fdb6bd64ea1e4c7865fbc87ec089db86d6c009204697743a3181175e", kill_on_drop: false }`
[INFO] [stdout] 80bf76c2fdb6bd64ea1e4c7865fbc87ec089db86d6c009204697743a3181175e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e061c3221e5af7f622d5febe0272c92b1efe9e6464f2e697dbe6a860f9a1a33f
[INFO] running `Command { std: "docker" "start" "-a" "e061c3221e5af7f622d5febe0272c92b1efe9e6464f2e697dbe6a860f9a1a33f", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]  Documenting macroclassrender v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/functions.rs:12:50
[INFO] [stdout]    |
[INFO] [stdout] 12 |        let generated = field.attrs.iter().map(|x| { (
[INFO] [stdout]    |  ___________________________________________________^
[INFO] [stdout] 13 | |              worker(&x, &impl_generics)
[INFO] [stdout]    | | ____________^__________________________^
[INFO] [stdout]    | ||____________|
[INFO] [stdout]    |  |
[INFO] [stdout] 14 |  |         ) }).collect::<Vec<_>>();
[INFO] [stdout]    |  |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let generated = field.attrs.iter().map(|x| { (
[INFO] [stdout] 13 -             worker(&x, &impl_generics)
[INFO] [stdout] 12 +     let generated = field.attrs.iter().map(|x| { worker(&x, &impl_generics) }).collect::<Vec<_>>();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:125:49
[INFO] [stdout]     |
[INFO] [stdout] 125 |            let generated = fields.iter().map(|x| { (
[INFO] [stdout]     |  __________________________________________________^
[INFO] [stdout] 126 | |              worker(x, &classname)
[INFO] [stdout]     | | ____________^_____________________^
[INFO] [stdout]     | ||____________|
[INFO] [stdout]     |  |
[INFO] [stdout] 127 |  |         ) }).collect::<Vec<_>>();
[INFO] [stdout]     |  |_________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 125 -         let generated = fields.iter().map(|x| { (
[INFO] [stdout] 126 -             worker(x, &classname)
[INFO] [stdout] 125 +         let generated = fields.iter().map(|x| { worker(x, &classname) }).collect::<Vec<_>>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "e061c3221e5af7f622d5febe0272c92b1efe9e6464f2e697dbe6a860f9a1a33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e061c3221e5af7f622d5febe0272c92b1efe9e6464f2e697dbe6a860f9a1a33f", kill_on_drop: false }`
[INFO] [stdout] e061c3221e5af7f622d5febe0272c92b1efe9e6464f2e697dbe6a860f9a1a33f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16b11038903f40442de985c52c60dd47f2916c79dfc1f08b0277f0e498609a21
[INFO] running `Command { std: "docker" "start" "-a" "16b11038903f40442de985c52c60dd47f2916c79dfc1f08b0277f0e498609a21", kill_on_drop: false }`
[INFO] [stderr]  Documenting macroclassrender v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/functions.rs:12:50
[INFO] [stdout]    |
[INFO] [stdout] 12 |        let generated = field.attrs.iter().map(|x| { (
[INFO] [stdout]    |  ___________________________________________________^
[INFO] [stdout] 13 | |              worker(&x, &impl_generics)
[INFO] [stdout]    | | ____________^__________________________^
[INFO] [stdout]    | ||____________|
[INFO] [stdout]    |  |
[INFO] [stdout] 14 |  |         ) }).collect::<Vec<_>>();
[INFO] [stdout]    |  |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let generated = field.attrs.iter().map(|x| { (
[INFO] [stdout] 13 -             worker(&x, &impl_generics)
[INFO] [stdout] 12 +     let generated = field.attrs.iter().map(|x| { worker(&x, &impl_generics) }).collect::<Vec<_>>();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:125:49
[INFO] [stdout]     |
[INFO] [stdout] 125 |            let generated = fields.iter().map(|x| { (
[INFO] [stdout]     |  __________________________________________________^
[INFO] [stdout] 126 | |              worker(x, &classname)
[INFO] [stdout]     | | ____________^_____________________^
[INFO] [stdout]     | ||____________|
[INFO] [stdout]     |  |
[INFO] [stdout] 127 |  |         ) }).collect::<Vec<_>>();
[INFO] [stdout]     |  |_________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 125 -         let generated = fields.iter().map(|x| { (
[INFO] [stdout] 126 -             worker(x, &classname)
[INFO] [stdout] 125 +         let generated = fields.iter().map(|x| { worker(x, &classname) }).collect::<Vec<_>>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "16b11038903f40442de985c52c60dd47f2916c79dfc1f08b0277f0e498609a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b11038903f40442de985c52c60dd47f2916c79dfc1f08b0277f0e498609a21", kill_on_drop: false }`
[INFO] [stdout] 16b11038903f40442de985c52c60dd47f2916c79dfc1f08b0277f0e498609a21
