[INFO] cloning repository https://github.com/linusconcepcion/advent2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/linusconcepcion/advent2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinusconcepcion%2Fadvent2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinusconcepcion%2Fadvent2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b204bf228fdb176c49b277a2ee9919345356a6c
[INFO] documenting linusconcepcion/advent2020 against 1.86.0 for beta-1.87-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinusconcepcion%2Fadvent2020" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/linusconcepcion/advent2020 on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/linusconcepcion/advent2020
[INFO] finished tweaking git repo https://github.com/linusconcepcion/advent2020
[INFO] tweaked toml for git repo https://github.com/linusconcepcion/advent2020 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/linusconcepcion/advent2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dea80b94df4e3c4b1e2a255d7e126c528a7db97ff885cbc363fc40a4e635f130
[INFO] running `Command { std: "docker" "start" "-a" "dea80b94df4e3c4b1e2a255d7e126c528a7db97ff885cbc363fc40a4e635f130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dea80b94df4e3c4b1e2a255d7e126c528a7db97ff885cbc363fc40a4e635f130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dea80b94df4e3c4b1e2a255d7e126c528a7db97ff885cbc363fc40a4e635f130", kill_on_drop: false }`
[INFO] [stdout] dea80b94df4e3c4b1e2a255d7e126c528a7db97ff885cbc363fc40a4e635f130
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 190c369ebdaf90b249aff6cb1abb1c2fdd225dfd0b18c6931b3cd59f06acb0e1
[INFO] running `Command { std: "docker" "start" "-a" "190c369ebdaf90b249aff6cb1abb1c2fdd225dfd0b18c6931b3cd59f06acb0e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]  Documenting advent2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.34s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/advent2020/index.html
[INFO] running `Command { std: "docker" "inspect" "190c369ebdaf90b249aff6cb1abb1c2fdd225dfd0b18c6931b3cd59f06acb0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "190c369ebdaf90b249aff6cb1abb1c2fdd225dfd0b18c6931b3cd59f06acb0e1", kill_on_drop: false }`
[INFO] [stdout] 190c369ebdaf90b249aff6cb1abb1c2fdd225dfd0b18c6931b3cd59f06acb0e1