[INFO] cloning repository https://github.com/Tarinu/blackjack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tarinu/blackjack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTarinu%2Fblackjack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTarinu%2Fblackjack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31813000d30ce3b2fa84ec84168a0fa11256751e
[INFO] documenting Tarinu/blackjack 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%2FTarinu%2Fblackjack" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tarinu/blackjack 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/Tarinu/blackjack
[INFO] finished tweaking git repo https://github.com/Tarinu/blackjack
[INFO] tweaked toml for git repo https://github.com/Tarinu/blackjack written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/Tarinu/blackjack 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 regex-syntax v0.6.13
[INFO] [stderr]   Downloaded regex v1.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] d61baae38d1f2a41aff15b80e5c31be8b3db204a9aac02f67a1ce86138a532d5
[INFO] running `Command { std: "docker" "start" "-a" "d61baae38d1f2a41aff15b80e5c31be8b3db204a9aac02f67a1ce86138a532d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d61baae38d1f2a41aff15b80e5c31be8b3db204a9aac02f67a1ce86138a532d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61baae38d1f2a41aff15b80e5c31be8b3db204a9aac02f67a1ce86138a532d5", kill_on_drop: false }`
[INFO] [stdout] d61baae38d1f2a41aff15b80e5c31be8b3db204a9aac02f67a1ce86138a532d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 8fca8cec4c449e5beecc1872f8131ee166c1212c107285ef28a18f857d806327
[INFO] running `Command { std: "docker" "start" "-a" "8fca8cec4c449e5beecc1872f8131ee166c1212c107285ef28a18f857d806327", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking network v0.1.0 (/opt/rustwide/workdir/network)
[INFO] [stderr]  Documenting network v0.1.0 (/opt/rustwide/workdir/network)
[INFO] [stdout] warning: unused import: `prelude::*`
[INFO] [stdout]  --> network/src/lib.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     io::{self, prelude::*, Write},
[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]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking regex v1.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]  Documenting client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]  Documenting server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "8fca8cec4c449e5beecc1872f8131ee166c1212c107285ef28a18f857d806327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fca8cec4c449e5beecc1872f8131ee166c1212c107285ef28a18f857d806327", kill_on_drop: false }`
[INFO] [stdout] 8fca8cec4c449e5beecc1872f8131ee166c1212c107285ef28a18f857d806327
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 13013751bdb93693d6a5ae94e1a5467907034c96aceafcd1b6389cd2ea9dc5d4
[INFO] running `Command { std: "docker" "start" "-a" "13013751bdb93693d6a5ae94e1a5467907034c96aceafcd1b6389cd2ea9dc5d4", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "13013751bdb93693d6a5ae94e1a5467907034c96aceafcd1b6389cd2ea9dc5d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13013751bdb93693d6a5ae94e1a5467907034c96aceafcd1b6389cd2ea9dc5d4", kill_on_drop: false }`
[INFO] [stdout] 13013751bdb93693d6a5ae94e1a5467907034c96aceafcd1b6389cd2ea9dc5d4