[INFO] cloning repository https://github.com/foresterre/advent-of-code-2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foresterre/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fadvent-of-code-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fadvent-of-code-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bba3b896002effad2b91effc1dc8fd23b4deaeb8
[INFO] documenting foresterre/advent-of-code-2018 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%2Fforesterre%2Fadvent-of-code-2018" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/foresterre/advent-of-code-2018 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/foresterre/advent-of-code-2018
[INFO] finished tweaking git repo https://github.com/foresterre/advent-of-code-2018
[INFO] tweaked toml for git repo https://github.com/foresterre/advent-of-code-2018 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/foresterre/advent-of-code-2018 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scopeguard v0.3.3
[INFO] [stderr]   Downloaded memoffset v0.2.1
[INFO] [stderr]   Downloaded nodrop v0.1.13
[INFO] [stderr]   Downloaded crossbeam-epoch v0.3.1
[INFO] [stderr]   Downloaded thread_local v0.3.6
[INFO] [stderr]   Downloaded arrayvec v0.4.8
[INFO] [stderr]   Downloaded utf8-ranges v1.0.2
[INFO] [stderr]   Downloaded memchr v2.1.1
[INFO] [stderr]   Downloaded num_cpus v1.9.0
[INFO] [stderr]   Downloaded aho-corasick v0.6.9
[INFO] [stderr]   Downloaded lazy_static v1.2.0
[INFO] [stderr]   Downloaded regex v1.1.0
[INFO] [stderr]   Downloaded rayon v1.0.3
[INFO] [stderr]   Downloaded either v1.5.0
[INFO] [stderr]   Downloaded ucd-util v0.1.3
[INFO] [stderr]   Downloaded regex-syntax v0.6.4
[INFO] [stderr]   Downloaded rayon-core v1.4.1
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] [stderr]   Downloaded libc v0.2.44
[INFO] [stderr]   Downloaded crossbeam-deque v0.2.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.2.2
[INFO] [stderr]   Downloaded ring_queue v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] bcbf75f8949ea6f5235b5db6e85d75f58684693451c416571d303f7b8d9afbca
[INFO] running `Command { std: "docker" "start" "-a" "bcbf75f8949ea6f5235b5db6e85d75f58684693451c416571d303f7b8d9afbca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcbf75f8949ea6f5235b5db6e85d75f58684693451c416571d303f7b8d9afbca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcbf75f8949ea6f5235b5db6e85d75f58684693451c416571d303f7b8d9afbca", kill_on_drop: false }`
[INFO] [stdout] bcbf75f8949ea6f5235b5db6e85d75f58684693451c416571d303f7b8d9afbca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 01b5e65ef4e5846fc3b579fc1282ad122d85e6df2ab0f416095718e130cf44c6
[INFO] running `Command { std: "docker" "start" "-a" "01b5e65ef4e5846fc3b579fc1282ad122d85e6df2ab0f416095718e130cf44c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking ring_queue v0.1.0
[INFO] [stderr]  Documenting day_01a v0.1.0 (/opt/rustwide/workdir/day_01a)
[INFO] [stderr]  Documenting day_05b v0.1.0 (/opt/rustwide/workdir/day_05b)
[INFO] [stderr]  Documenting day_01b v0.1.0 (/opt/rustwide/workdir/day_01b)
[INFO] [stderr]  Documenting day_05a v0.1.0 (/opt/rustwide/workdir/day_05a)
[INFO] [stderr]  Documenting day_02b v0.1.0 (/opt/rustwide/workdir/day_02b)
[INFO] [stderr]  Documenting day_02a v0.1.0 (/opt/rustwide/workdir/day_02a)
[INFO] [stderr]  Documenting day_03b v0.1.0 (/opt/rustwide/workdir/day_03b)
[INFO] [stderr]  Documenting day_03a v0.1.0 (/opt/rustwide/workdir/day_03a)
[INFO] [stderr]  Documenting day_11a v0.1.0 (/opt/rustwide/workdir/day_11a)
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]  Documenting day_09a v0.1.0 (/opt/rustwide/workdir/day_09a)
[INFO] [stderr]  Documenting day_09b v0.1.0 (/opt/rustwide/workdir/day_09b)
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]  Documenting day_04b v0.1.0 (/opt/rustwide/workdir/day_04b)
[INFO] [stderr]  Documenting day_04a v0.1.0 (/opt/rustwide/workdir/day_04a)
[INFO] [stderr]  Documenting day_11b v0.1.0 (/opt/rustwide/workdir/day_11b)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.28s
[INFO] running `Command { std: "docker" "inspect" "01b5e65ef4e5846fc3b579fc1282ad122d85e6df2ab0f416095718e130cf44c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b5e65ef4e5846fc3b579fc1282ad122d85e6df2ab0f416095718e130cf44c6", kill_on_drop: false }`
[INFO] [stdout] 01b5e65ef4e5846fc3b579fc1282ad122d85e6df2ab0f416095718e130cf44c6