[INFO] cloning repository https://github.com/NielsOverkamp/AdventOfCode2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NielsOverkamp/AdventOfCode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNielsOverkamp%2FAdventOfCode2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNielsOverkamp%2FAdventOfCode2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f5d9f39e46cf3a8c612c8bc954c25e39acf20ac
[INFO] documenting NielsOverkamp/AdventOfCode2020 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNielsOverkamp%2FAdventOfCode2020" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NielsOverkamp/AdventOfCode2020 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NielsOverkamp/AdventOfCode2020
[INFO] finished tweaking git repo https://github.com/NielsOverkamp/AdventOfCode2020
[INFO] tweaked toml for git repo https://github.com/NielsOverkamp/AdventOfCode2020 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/NielsOverkamp/AdventOfCode2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arguments v0.6.2
[INFO] [stderr]   Downloaded curl v0.4.34
[INFO] [stderr]   Downloaded options v0.5.1
[INFO] [stderr]   Downloaded curl-sys v0.4.38+curl-7.73.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cb36acb7af763f14aef44384c8bf9b0540e9f5e018e3e779a1db5fdd080b0f3
[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" "7cb36acb7af763f14aef44384c8bf9b0540e9f5e018e3e779a1db5fdd080b0f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cb36acb7af763f14aef44384c8bf9b0540e9f5e018e3e779a1db5fdd080b0f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cb36acb7af763f14aef44384c8bf9b0540e9f5e018e3e779a1db5fdd080b0f3", kill_on_drop: false }`
[INFO] [stdout] 7cb36acb7af763f14aef44384c8bf9b0540e9f5e018e3e779a1db5fdd080b0f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7692f6409b5a1f3657722c0dede0168803ad370b65ca81482ed741464c72981f
[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" "7692f6409b5a1f3657722c0dede0168803ad370b65ca81482ed741464c72981f", kill_on_drop: false }`
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]     Checking options v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling curl-sys v0.4.38+curl-7.73.0
[INFO] [stderr]     Checking libz-sys v1.1.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking arguments v0.6.2
[INFO] [stderr]     Checking aoc2020_niels_overkamp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting aoc2020_niels_overkamp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/bin/day20.rs:370:25
[INFO] [stdout]     |
[INFO] [stdout] 370 |         Self::from_byte((self as i8 - 1))
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/bin/day11.rs:67:41
[INFO] [stdout]    |
[INFO] [stdout] 67 | ...                   let y = ((y as i32)+*dy);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/bin/day11.rs:69:41
[INFO] [stdout]    |
[INFO] [stdout] 69 | ...                   let x = ((x as i32) + *dx);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `aoc2020_niels_overkamp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name aoc2020_niels_overkamp src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-adc7adf55a067047.rmeta --extern arguments=/opt/rustwide/target/debug/deps/libarguments-2918df23d6cd2afb.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-f1e3aa32ef5c271d.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-65e69ef192e39992.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-701ef8df1d18df88.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-5a2182d47effbecd.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-becbac06066d586b.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7692f6409b5a1f3657722c0dede0168803ad370b65ca81482ed741464c72981f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7692f6409b5a1f3657722c0dede0168803ad370b65ca81482ed741464c72981f", kill_on_drop: false }`
[INFO] [stdout] 7692f6409b5a1f3657722c0dede0168803ad370b65ca81482ed741464c72981f
