[INFO] cloning repository https://github.com/philz/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/philz/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilz%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilz%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8af7d916212e302c44f2359063ba4f41280be5b6
[INFO] documenting philz/aoc2021 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilz%2Faoc2021" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/philz/aoc2021 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/philz/aoc2021
[INFO] finished tweaking git repo https://github.com/philz/aoc2021
[INFO] tweaked toml for git repo https://github.com/philz/aoc2021 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/philz/aoc2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78d1bbdf20a428288140fe0239daf0dc487234759bffeb90cf6ca598406b575d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "78d1bbdf20a428288140fe0239daf0dc487234759bffeb90cf6ca598406b575d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78d1bbdf20a428288140fe0239daf0dc487234759bffeb90cf6ca598406b575d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78d1bbdf20a428288140fe0239daf0dc487234759bffeb90cf6ca598406b575d", kill_on_drop: false }`
[INFO] [stdout] 78d1bbdf20a428288140fe0239daf0dc487234759bffeb90cf6ca598406b575d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 07cb524be71d3063ea7a77b2743620802fc2cc1804252471b66f8f32f76075e8
[INFO] running `Command { std: "docker" "start" "-a" "07cb524be71d3063ea7a77b2743620802fc2cc1804252471b66f8f32f76075e8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting one v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `;`, found keyword `let`
[INFO] [stdout]    --> src/main.rs:304:13
[INFO] [stdout]     |
[INFO] [stdout] 304 |     lines[0]
[INFO] [stdout]     |             ^ help: add `;` here
[INFO] [stdout] 305 | 
[INFO] [stdout] 306 |     let called_numbers = lines[0].split(',').map(|x| { x.parse::<i32>().unwrap() });
[INFO] [stdout]     |     --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:113:22
[INFO] [stdout]     |
[INFO] [stdout] 113 |             gamma += (1 << i);
[INFO] [stdout]     |                      ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 -             gamma += (1 << i);
[INFO] [stdout] 113 +             gamma += 1 << i;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:115:24
[INFO] [stdout]     |
[INFO] [stdout] 115 |             epsilon += (1 << i);
[INFO] [stdout]     |                        ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 115 -             epsilon += (1 << i);
[INFO] [stdout] 115 +             epsilon += 1 << i;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:314:8
[INFO] [stdout]     |
[INFO] [stdout] 314 |     if (false) {
[INFO] [stdout]     |        ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 314 -     if (false) {
[INFO] [stdout] 314 +     if false {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `one`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name one src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=602c189160a99886 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "07cb524be71d3063ea7a77b2743620802fc2cc1804252471b66f8f32f76075e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07cb524be71d3063ea7a77b2743620802fc2cc1804252471b66f8f32f76075e8", kill_on_drop: false }`
[INFO] [stdout] 07cb524be71d3063ea7a77b2743620802fc2cc1804252471b66f8f32f76075e8