[INFO] cloning repository https://github.com/petertseng/adventofcode-rs-2015
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/petertseng/adventofcode-rs-2015" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpetertseng%2Fadventofcode-rs-2015", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpetertseng%2Fadventofcode-rs-2015'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f32c8db3fbf2b4a98caa7f7ae9a295f960f69bbf
[INFO] documenting petertseng/adventofcode-rs-2015 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%2Fpetertseng%2Fadventofcode-rs-2015" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/petertseng/adventofcode-rs-2015 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/petertseng/adventofcode-rs-2015
[INFO] finished tweaking git repo https://github.com/petertseng/adventofcode-rs-2015
[INFO] tweaked toml for git repo https://github.com/petertseng/adventofcode-rs-2015 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/petertseng/adventofcode-rs-2015 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 60838161ce88a58343ecdb4f763ba39fe5d42cbd71c948745c381b3714492ea1
[INFO] running `Command { std: "docker" "start" "-a" "60838161ce88a58343ecdb4f763ba39fe5d42cbd71c948745c381b3714492ea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60838161ce88a58343ecdb4f763ba39fe5d42cbd71c948745c381b3714492ea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60838161ce88a58343ecdb4f763ba39fe5d42cbd71c948745c381b3714492ea1", kill_on_drop: false }`
[INFO] [stdout] 60838161ce88a58343ecdb4f763ba39fe5d42cbd71c948745c381b3714492ea1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 08c9b262724efc4559ac6ecdd9603f3ca1debc90d27aaed6c65de60d8ca1e84d
[INFO] running `Command { std: "docker" "start" "-a" "08c9b262724efc4559ac6ecdd9603f3ca1debc90d27aaed6c65de60d8ca1e84d", kill_on_drop: false }`
[INFO] [stderr]  Documenting adventofcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking adventofcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `adventofcode`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name 05_nice_strings src/bin/05_nice_strings.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c95ce3301b381e1f -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode=/opt/rustwide/target/debug/deps/libadventofcode-bbe002d344be5e12.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 `adventofcode`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name 12_json_numbers src/bin/12_json_numbers.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b277a24cdf97bc6d -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode=/opt/rustwide/target/debug/deps/libadventofcode-bbe002d344be5e12.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name 21_rpg src/bin/21_rpg.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=36d2903380c0ea02 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode=/opt/rustwide/target/debug/deps/libadventofcode-bbe002d344be5e12.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name 04_advent_coins src/bin/04_advent_coins.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=dd3c43b41ab098d2 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode=/opt/rustwide/target/debug/deps/libadventofcode-bbe002d344be5e12.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name 13_optimal_seating src/bin/13_optimal_seating.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4eae6ad7aace9673 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode=/opt/rustwide/target/debug/deps/libadventofcode-bbe002d344be5e12.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "08c9b262724efc4559ac6ecdd9603f3ca1debc90d27aaed6c65de60d8ca1e84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c9b262724efc4559ac6ecdd9603f3ca1debc90d27aaed6c65de60d8ca1e84d", kill_on_drop: false }`
[INFO] [stdout] 08c9b262724efc4559ac6ecdd9603f3ca1debc90d27aaed6c65de60d8ca1e84d