[INFO] cloning repository https://github.com/vietanhvo/multithreading_server_rustbook
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vietanhvo/multithreading_server_rustbook" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvietanhvo%2Fmultithreading_server_rustbook", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvietanhvo%2Fmultithreading_server_rustbook'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7781212d3427b9c44753e6f72fff2cd00b063dde
[INFO] documenting vietanhvo/multithreading_server_rustbook against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvietanhvo%2Fmultithreading_server_rustbook" "/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/vietanhvo/multithreading_server_rustbook on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vietanhvo/multithreading_server_rustbook
[INFO] finished tweaking git repo https://github.com/vietanhvo/multithreading_server_rustbook
[INFO] tweaked toml for git repo https://github.com/vietanhvo/multithreading_server_rustbook written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/vietanhvo/multithreading_server_rustbook already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 138d1ef26c7fbc282ca84f367d5466d9e12ad3fd67cf69295e2a91cbb91b994f
[INFO] running `Command { std: "docker" "start" "-a" "138d1ef26c7fbc282ca84f367d5466d9e12ad3fd67cf69295e2a91cbb91b994f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "138d1ef26c7fbc282ca84f367d5466d9e12ad3fd67cf69295e2a91cbb91b994f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "138d1ef26c7fbc282ca84f367d5466d9e12ad3fd67cf69295e2a91cbb91b994f", kill_on_drop: false }`
[INFO] [stdout] 138d1ef26c7fbc282ca84f367d5466d9e12ad3fd67cf69295e2a91cbb91b994f
[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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5ab9e4a9dfb6b120a7c79a3c315eb35baae44a2ccbd377c2e30662d39ddcd88
[INFO] running `Command { std: "docker" "start" "-a" "f5ab9e4a9dfb6b120a7c79a3c315eb35baae44a2ccbd377c2e30662d39ddcd88", kill_on_drop: false }`
[INFO] [stderr]  Documenting multithread_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking multithread_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "f5ab9e4a9dfb6b120a7c79a3c315eb35baae44a2ccbd377c2e30662d39ddcd88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ab9e4a9dfb6b120a7c79a3c315eb35baae44a2ccbd377c2e30662d39ddcd88", kill_on_drop: false }`
[INFO] [stdout] f5ab9e4a9dfb6b120a7c79a3c315eb35baae44a2ccbd377c2e30662d39ddcd88
[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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] dc9db9ada114210011cf7e5a466356090d685be8d6e5a3c36bd9f29fdbc349e8
[INFO] running `Command { std: "docker" "start" "-a" "dc9db9ada114210011cf7e5a466356090d685be8d6e5a3c36bd9f29fdbc349e8", kill_on_drop: false }`
[INFO] [stderr]  Documenting multithread_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "dc9db9ada114210011cf7e5a466356090d685be8d6e5a3c36bd9f29fdbc349e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9db9ada114210011cf7e5a466356090d685be8d6e5a3c36bd9f29fdbc349e8", kill_on_drop: false }`
[INFO] [stdout] dc9db9ada114210011cf7e5a466356090d685be8d6e5a3c36bd9f29fdbc349e8