[INFO] cloning repository https://github.com/Jerboas86/CodeOfAdvent2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jerboas86/CodeOfAdvent2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJerboas86%2FCodeOfAdvent2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJerboas86%2FCodeOfAdvent2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6eb5308d733004e629a047421ad4c84dc888cc29
[INFO] documenting Jerboas86/CodeOfAdvent2021 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%2FJerboas86%2FCodeOfAdvent2021" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jerboas86/CodeOfAdvent2021 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/Jerboas86/CodeOfAdvent2021
[INFO] finished tweaking git repo https://github.com/Jerboas86/CodeOfAdvent2021
[INFO] tweaked toml for git repo https://github.com/Jerboas86/CodeOfAdvent2021 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Jerboas86/CodeOfAdvent2021 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 42955c46bbb5d745adc3465f1a5b41ffc0ae8ea30dde8de650038ac66ab6ef04
[INFO] running `Command { std: "docker" "start" "-a" "42955c46bbb5d745adc3465f1a5b41ffc0ae8ea30dde8de650038ac66ab6ef04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42955c46bbb5d745adc3465f1a5b41ffc0ae8ea30dde8de650038ac66ab6ef04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42955c46bbb5d745adc3465f1a5b41ffc0ae8ea30dde8de650038ac66ab6ef04", kill_on_drop: false }`
[INFO] [stdout] 42955c46bbb5d745adc3465f1a5b41ffc0ae8ea30dde8de650038ac66ab6ef04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 0284445195a2ef6a31d7d14b277242910b09ed27f027920b7f5aee39a02ef17a
[INFO] running `Command { std: "docker" "start" "-a" "0284445195a2ef6a31d7d14b277242910b09ed27f027920b7f5aee39a02ef17a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]  Documenting day6b v0.1.0 (/opt/rustwide/workdir/day6b)
[INFO] [stderr]  Documenting day2a v0.1.0 (/opt/rustwide/workdir/day2a)
[INFO] [stderr]  Documenting day4a v0.1.0 (/opt/rustwide/workdir/day4a)
[INFO] [stderr]  Documenting day3b v0.1.0 (/opt/rustwide/workdir/day3b)
[INFO] [stderr]  Documenting day4b v0.1.0 (/opt/rustwide/workdir/day4b)
[INFO] [stderr]  Documenting day5b v0.1.0 (/opt/rustwide/workdir/day5b)
[INFO] [stderr]  Documenting day2b v0.1.0 (/opt/rustwide/workdir/day2b)
[INFO] [stderr]  Documenting day8a v0.1.0 (/opt/rustwide/workdir/day8a)
[INFO] [stderr]  Documenting day7b v0.1.0 (/opt/rustwide/workdir/day7b)
[INFO] [stderr]  Documenting day1b v0.1.0 (/opt/rustwide/workdir/day1b)
[INFO] [stderr]  Documenting day8b v0.1.0 (/opt/rustwide/workdir/day8b)
[INFO] [stderr]  Documenting day7a v0.1.0 (/opt/rustwide/workdir/day7a)
[INFO] [stderr]  Documenting day5a v0.1.0 (/opt/rustwide/workdir/day5a)
[INFO] [stderr]  Documenting day3a v0.1.0 (/opt/rustwide/workdir/day3a)
[INFO] [stderr]  Documenting day1a v0.1.0 (/opt/rustwide/workdir/day1a)
[INFO] [stderr] error: could not document `day2b`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day2b day2b/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=63216e732f9767fd -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 `day1b`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day1b day1b/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=79d0857845af7f0e -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 `day5b`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name day5b day5b/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=0a4df0b9586aa646 -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" "0284445195a2ef6a31d7d14b277242910b09ed27f027920b7f5aee39a02ef17a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0284445195a2ef6a31d7d14b277242910b09ed27f027920b7f5aee39a02ef17a", kill_on_drop: false }`
[INFO] [stdout] 0284445195a2ef6a31d7d14b277242910b09ed27f027920b7f5aee39a02ef17a