[INFO] cloning repository https://github.com/bakuzan/yumeko
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bakuzan/yumeko" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbakuzan%2Fyumeko", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbakuzan%2Fyumeko'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a9ee552eec233eb6bca83d3b750761444a94a99
[INFO] documenting bakuzan/yumeko against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbakuzan%2Fyumeko" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bakuzan/yumeko on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bakuzan/yumeko
[INFO] finished tweaking git repo https://github.com/bakuzan/yumeko
[INFO] tweaked toml for git repo https://github.com/bakuzan/yumeko written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/bakuzan/yumeko already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 862142e0e1833793dec085c3c38fe2e8ffa3bb8d267730e802ee04d511031177
[INFO] running `Command { std: "docker" "start" "-a" "862142e0e1833793dec085c3c38fe2e8ffa3bb8d267730e802ee04d511031177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "862142e0e1833793dec085c3c38fe2e8ffa3bb8d267730e802ee04d511031177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "862142e0e1833793dec085c3c38fe2e8ffa3bb8d267730e802ee04d511031177", kill_on_drop: false }`
[INFO] [stdout] 862142e0e1833793dec085c3c38fe2e8ffa3bb8d267730e802ee04d511031177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe9ed9ea874267b423e7ccee623519862cc862713666ccd290d2458252bf7696
[INFO] running `Command { std: "docker" "start" "-a" "fe9ed9ea874267b423e7ccee623519862cc862713666ccd290d2458252bf7696", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking rand v0.5.3
[INFO] [stderr]  Documenting yumeko v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/deal/mod.rs:7:59
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn take_a_card(cards: &Vec<Card>, hand: &mut Hand) -> (Vec<Card>) {
[INFO] [stdout]   |                                                           ^         ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 - pub fn take_a_card(cards: &Vec<Card>, hand: &mut Hand) -> (Vec<Card>) {
[INFO] [stdout] 7 + pub fn take_a_card(cards: &Vec<Card>, hand: &mut Hand) -> Vec<Card> {
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 01s
[INFO] running `Command { std: "docker" "inspect" "fe9ed9ea874267b423e7ccee623519862cc862713666ccd290d2458252bf7696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe9ed9ea874267b423e7ccee623519862cc862713666ccd290d2458252bf7696", kill_on_drop: false }`
[INFO] [stdout] fe9ed9ea874267b423e7ccee623519862cc862713666ccd290d2458252bf7696
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] d23aa3f59ea474730495f1b20e42e28943e3fce272e76ab2b9fcf1609c564ebd
[INFO] running `Command { std: "docker" "start" "-a" "d23aa3f59ea474730495f1b20e42e28943e3fce272e76ab2b9fcf1609c564ebd", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking rand v0.5.3
[INFO] [stderr]  Documenting yumeko v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/deal/mod.rs:7:59
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn take_a_card(cards: &Vec<Card>, hand: &mut Hand) -> (Vec<Card>) {
[INFO] [stdout]   |                                                           ^         ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 - pub fn take_a_card(cards: &Vec<Card>, hand: &mut Hand) -> (Vec<Card>) {
[INFO] [stdout] 7 + pub fn take_a_card(cards: &Vec<Card>, hand: &mut Hand) -> Vec<Card> {
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "d23aa3f59ea474730495f1b20e42e28943e3fce272e76ab2b9fcf1609c564ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d23aa3f59ea474730495f1b20e42e28943e3fce272e76ab2b9fcf1609c564ebd", kill_on_drop: false }`
[INFO] [stdout] d23aa3f59ea474730495f1b20e42e28943e3fce272e76ab2b9fcf1609c564ebd