[INFO] cloning repository https://github.com/AustinArrell/ChessCommand
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AustinArrell/ChessCommand" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAustinArrell%2FChessCommand", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAustinArrell%2FChessCommand'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ecb7ce47d09cc09d2756d145529aa64816d477a
[INFO] documenting AustinArrell/ChessCommand against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAustinArrell%2FChessCommand" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AustinArrell/ChessCommand on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AustinArrell/ChessCommand
[INFO] finished tweaking git repo https://github.com/AustinArrell/ChessCommand
[INFO] tweaked toml for git repo https://github.com/AustinArrell/ChessCommand written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate git repo https://github.com/AustinArrell/ChessCommand already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b21b278cd2310bf95b2113f32b8edb99a465746c74a41e5be946e2a4fb3a628
[INFO] running `Command { std: "docker" "start" "-a" "7b21b278cd2310bf95b2113f32b8edb99a465746c74a41e5be946e2a4fb3a628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b21b278cd2310bf95b2113f32b8edb99a465746c74a41e5be946e2a4fb3a628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b21b278cd2310bf95b2113f32b8edb99a465746c74a41e5be946e2a4fb3a628", kill_on_drop: false }`
[INFO] [stdout] 7b21b278cd2310bf95b2113f32b8edb99a465746c74a41e5be946e2a4fb3a628
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3138a58c05e3778747c8ccc17b54c667f78de1a0a9b85e57e2c5994140f6fbca
[INFO] running `Command { std: "docker" "start" "-a" "3138a58c05e3778747c8ccc17b54c667f78de1a0a9b85e57e2c5994140f6fbca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.93s
[INFO] running `Command { std: "docker" "inspect" "3138a58c05e3778747c8ccc17b54c667f78de1a0a9b85e57e2c5994140f6fbca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3138a58c05e3778747c8ccc17b54c667f78de1a0a9b85e57e2c5994140f6fbca", kill_on_drop: false }`
[INFO] [stdout] 3138a58c05e3778747c8ccc17b54c667f78de1a0a9b85e57e2c5994140f6fbca