[INFO] cloning repository https://github.com/pvillega/aoc_2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pvillega/aoc_2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpvillega%2Faoc_2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpvillega%2Faoc_2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd2b7c5ccf629593fb2ae4ceeed23c6e0aa29844
[INFO] documenting pvillega/aoc_2021 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%2Fpvillega%2Faoc_2021" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pvillega/aoc_2021 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/pvillega/aoc_2021
[INFO] finished tweaking git repo https://github.com/pvillega/aoc_2021
[INFO] tweaked toml for git repo https://github.com/pvillega/aoc_2021 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/pvillega/aoc_2021 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] warning: unused manifest key: bin.0.src
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 628573f7e85149dbdea862519d5608397f060885be2859090241ce7a26e6793a
[INFO] running `Command { std: "docker" "start" "-a" "628573f7e85149dbdea862519d5608397f060885be2859090241ce7a26e6793a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "628573f7e85149dbdea862519d5608397f060885be2859090241ce7a26e6793a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "628573f7e85149dbdea862519d5608397f060885be2859090241ce7a26e6793a", kill_on_drop: false }`
[INFO] [stdout] 628573f7e85149dbdea862519d5608397f060885be2859090241ce7a26e6793a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 91e671075c828899dd1e54c4e418350e854b2aeeca26aca0558fa6d9ac3acaab
[INFO] running `Command { std: "docker" "start" "-a" "91e671075c828899dd1e54c4e418350e854b2aeeca26aca0558fa6d9ac3acaab", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.src
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking grid v0.6.0
[INFO] [stderr]  Documenting aoc-2021-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `aoc-2021-rust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day13 src/bin/day13.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f2890df6abc17203 -L dependency=/opt/rustwide/target/debug/deps --extern grid=/opt/rustwide/target/debug/deps/libgrid-26392b382e042301.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] [stderr] error: could not document `aoc-2021-rust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day8 src/bin/day8.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=bbc6913500f30fef -L dependency=/opt/rustwide/target/debug/deps --extern grid=/opt/rustwide/target/debug/deps/libgrid-26392b382e042301.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc-2021-rust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day4 src/bin/day4.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1453ae2d2a29caaf -L dependency=/opt/rustwide/target/debug/deps --extern grid=/opt/rustwide/target/debug/deps/libgrid-26392b382e042301.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc-2021-rust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day18 src/bin/day18.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c8700ed2aceced9d -L dependency=/opt/rustwide/target/debug/deps --extern grid=/opt/rustwide/target/debug/deps/libgrid-26392b382e042301.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc-2021-rust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day17 src/bin/day17.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b5f8b21916bb39f3 -L dependency=/opt/rustwide/target/debug/deps --extern grid=/opt/rustwide/target/debug/deps/libgrid-26392b382e042301.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc-2021-rust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day7 src/bin/day7.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3fc6fb62150d6532 -L dependency=/opt/rustwide/target/debug/deps --extern grid=/opt/rustwide/target/debug/deps/libgrid-26392b382e042301.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc-2021-rust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day9 src/bin/day9.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=11b2c572cc60457b -L dependency=/opt/rustwide/target/debug/deps --extern grid=/opt/rustwide/target/debug/deps/libgrid-26392b382e042301.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "91e671075c828899dd1e54c4e418350e854b2aeeca26aca0558fa6d9ac3acaab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e671075c828899dd1e54c4e418350e854b2aeeca26aca0558fa6d9ac3acaab", kill_on_drop: false }`
[INFO] [stdout] 91e671075c828899dd1e54c4e418350e854b2aeeca26aca0558fa6d9ac3acaab