[INFO] cloning repository https://github.com/heartyhardy/AoC-2016-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heartyhardy/AoC-2016-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheartyhardy%2FAoC-2016-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheartyhardy%2FAoC-2016-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9d374ae1473a0831088b57d68784b5bec62cb26
[INFO] documenting heartyhardy/AoC-2016-Rust 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%2Fheartyhardy%2FAoC-2016-Rust" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/heartyhardy/AoC-2016-Rust 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/heartyhardy/AoC-2016-Rust
[INFO] finished tweaking git repo https://github.com/heartyhardy/AoC-2016-Rust
[INFO] tweaked toml for git repo https://github.com/heartyhardy/AoC-2016-Rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/heartyhardy/AoC-2016-Rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 593e3d78f1252c4db57dceb6cbb6757c7e2ffa9194ab0dbad9ed9941dd2e58ef
[INFO] running `Command { std: "docker" "start" "-a" "593e3d78f1252c4db57dceb6cbb6757c7e2ffa9194ab0dbad9ed9941dd2e58ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "593e3d78f1252c4db57dceb6cbb6757c7e2ffa9194ab0dbad9ed9941dd2e58ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "593e3d78f1252c4db57dceb6cbb6757c7e2ffa9194ab0dbad9ed9941dd2e58ef", kill_on_drop: false }`
[INFO] [stdout] 593e3d78f1252c4db57dceb6cbb6757c7e2ffa9194ab0dbad9ed9941dd2e58ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 1b8f457934571be43a3e964fa767c180d62005b260be754a029a1d6bc103a4d2
[INFO] running `Command { std: "docker" "start" "-a" "1b8f457934571be43a3e964fa767c180d62005b260be754a029a1d6bc103a4d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.2
[INFO] [stderr]  Documenting aoc2016 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day_18.rs:72:16
[INFO] [stdout]    |
[INFO] [stdout] 72 |             if (col as i32 -1 >= 0){
[INFO] [stdout]    |                ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 72 -             if (col as i32 -1 >= 0){
[INFO] [stdout] 72 +             if col as i32 -1 >= 0 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day_18.rs:75:16
[INFO] [stdout]    |
[INFO] [stdout] 75 |             if (col+1 < COLUMNS){
[INFO] [stdout]    |                ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -             if (col+1 < COLUMNS){
[INFO] [stdout] 75 +             if col+1 < COLUMNS {
[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 3.42s
[INFO] running `Command { std: "docker" "inspect" "1b8f457934571be43a3e964fa767c180d62005b260be754a029a1d6bc103a4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8f457934571be43a3e964fa767c180d62005b260be754a029a1d6bc103a4d2", kill_on_drop: false }`
[INFO] [stdout] 1b8f457934571be43a3e964fa767c180d62005b260be754a029a1d6bc103a4d2