[INFO] cloning repository https://github.com/mdietrichstein/adventofcode2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mdietrichstein/adventofcode2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdietrichstein%2Fadventofcode2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdietrichstein%2Fadventofcode2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23a7aa1137c980ddc87362d18803cd05f1d8f990
[INFO] documenting mdietrichstein/adventofcode2021 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%2Fmdietrichstein%2Fadventofcode2021" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mdietrichstein/adventofcode2021 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/mdietrichstein/adventofcode2021
[INFO] finished tweaking git repo https://github.com/mdietrichstein/adventofcode2021
[INFO] tweaked toml for git repo https://github.com/mdietrichstein/adventofcode2021 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mdietrichstein/adventofcode2021 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]  Downloading crates ...
[INFO] [stderr]   Downloaded indoc v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b03aaf43eb6dddf3481575671f64894cd62ae39fa0cd6e94a9301f35e0b7a7bd
[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" "b03aaf43eb6dddf3481575671f64894cd62ae39fa0cd6e94a9301f35e0b7a7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b03aaf43eb6dddf3481575671f64894cd62ae39fa0cd6e94a9301f35e0b7a7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b03aaf43eb6dddf3481575671f64894cd62ae39fa0cd6e94a9301f35e0b7a7bd", kill_on_drop: false }`
[INFO] [stdout] b03aaf43eb6dddf3481575671f64894cd62ae39fa0cd6e94a9301f35e0b7a7bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 5e8a16c4fbd5cbf71fd651b176e319d9aa65f1aaac1e69e5d8fdd8baa9629ce8
[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" "5e8a16c4fbd5cbf71fd651b176e319d9aa65f1aaac1e69e5d8fdd8baa9629ce8", kill_on_drop: false }`
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]  Documenting day07 v0.1.0 (/opt/rustwide/workdir/day07)
[INFO] [stderr]  Documenting day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stderr]  Documenting day16 v0.1.0 (/opt/rustwide/workdir/day16)
[INFO] [stderr]  Documenting day17 v0.1.0 (/opt/rustwide/workdir/day17)
[INFO] [stderr]  Documenting day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]  Documenting day13 v0.1.0 (/opt/rustwide/workdir/day13)
[INFO] [stderr]  Documenting day06 v0.1.0 (/opt/rustwide/workdir/day06)
[INFO] [stderr]  Documenting day18 v0.1.0 (/opt/rustwide/workdir/day18)
[INFO] [stderr]  Documenting day08 v0.1.0 (/opt/rustwide/workdir/day08)
[INFO] [stderr]  Documenting day15 v0.1.0 (/opt/rustwide/workdir/day15)
[INFO] [stderr]  Documenting day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stderr]  Documenting day14 v0.1.0 (/opt/rustwide/workdir/day14)
[INFO] [stderr]  Documenting day09 v0.1.0 (/opt/rustwide/workdir/day09)
[INFO] [stderr]  Documenting day05 v0.1.0 (/opt/rustwide/workdir/day05)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> day13/src/main.rs:67:29
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let a = (location - 1 - x);
[INFO] [stdout]    |                             ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 -                     let a = (location - 1 - x);
[INFO] [stdout] 67 +                     let a = location - 1 - x;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> day13/src/main.rs:68:29
[INFO] [stdout]    |
[INFO] [stdout] 68 |                     let b = (location + 1 + x);
[INFO] [stdout]    |                             ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 68 -                     let b = (location + 1 + x);
[INFO] [stdout] 68 +                     let b = location + 1 + x;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> day13/src/main.rs:84:29
[INFO] [stdout]    |
[INFO] [stdout] 84 |                     let a = (location - 1 - y);
[INFO] [stdout]    |                             ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 84 -                     let a = (location - 1 - y);
[INFO] [stdout] 84 +                     let a = location - 1 - y;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> day13/src/main.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 |                     let b = (location + 1 + y);
[INFO] [stdout]    |                             ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 -                     let b = (location + 1 + y);
[INFO] [stdout] 85 +                     let b = location + 1 + y;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr] error: could not document `day08`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day08 day08/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=07a1f8c148b121d1 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not document `day14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day14 day14/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2991f6b64bb8dde7 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day16`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day16 day16/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d3e8624d314f0c80 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day13`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day13 day13/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=820d4be7992779f9 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day15`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day15 day15/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=96a1017fc60a75b0 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5e8a16c4fbd5cbf71fd651b176e319d9aa65f1aaac1e69e5d8fdd8baa9629ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e8a16c4fbd5cbf71fd651b176e319d9aa65f1aaac1e69e5d8fdd8baa9629ce8", kill_on_drop: false }`
[INFO] [stdout] 5e8a16c4fbd5cbf71fd651b176e319d9aa65f1aaac1e69e5d8fdd8baa9629ce8