[INFO] fetching crate codetrotter_aoc_2019_solutions 0.9.0...
[INFO] documenting codetrotter_aoc_2019_solutions-0.9.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate codetrotter_aoc_2019_solutions 0.9.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate codetrotter_aoc_2019_solutions 0.9.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate codetrotter_aoc_2019_solutions 0.9.0
[INFO] finished tweaking crates.io crate codetrotter_aoc_2019_solutions 0.9.0
[INFO] tweaked toml for crates.io crate codetrotter_aoc_2019_solutions 0.9.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate codetrotter_aoc_2019_solutions 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2960e9303f36f58ac6a8c876c9b15d4ecd302b1fb0007f58601055ace874c581
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2960e9303f36f58ac6a8c876c9b15d4ecd302b1fb0007f58601055ace874c581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2960e9303f36f58ac6a8c876c9b15d4ecd302b1fb0007f58601055ace874c581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2960e9303f36f58ac6a8c876c9b15d4ecd302b1fb0007f58601055ace874c581", kill_on_drop: false }`
[INFO] [stdout] 2960e9303f36f58ac6a8c876c9b15d4ecd302b1fb0007f58601055ace874c581
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f99504edd0f6d648ceeca81f7ad4c0c72d73bc61560a845c353a36c02674552
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f99504edd0f6d648ceeca81f7ad4c0c72d73bc61560a845c353a36c02674552", kill_on_drop: false }`
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking codetrotter_aoc_2019_solutions v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting codetrotter_aoc_2019_solutions v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `chrono::prelude::*`
[INFO] [stdout]   --> src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | use chrono::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.96s
[INFO] running `Command { std: "docker" "inspect" "0f99504edd0f6d648ceeca81f7ad4c0c72d73bc61560a845c353a36c02674552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f99504edd0f6d648ceeca81f7ad4c0c72d73bc61560a845c353a36c02674552", kill_on_drop: false }`
[INFO] [stdout] 0f99504edd0f6d648ceeca81f7ad4c0c72d73bc61560a845c353a36c02674552