[INFO] cloning repository https://github.com/kunikuni03/example_rust_tcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kunikuni03/example_rust_tcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkunikuni03%2Fexample_rust_tcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkunikuni03%2Fexample_rust_tcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e2d8df9d02c9fd96063177b3592494be1dd80c2
[INFO] documenting kunikuni03/example_rust_tcp 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%2Fkunikuni03%2Fexample_rust_tcp" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kunikuni03/example_rust_tcp 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/kunikuni03/example_rust_tcp
[INFO] finished tweaking git repo https://github.com/kunikuni03/example_rust_tcp
[INFO] tweaked toml for git repo https://github.com/kunikuni03/example_rust_tcp written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/kunikuni03/example_rust_tcp 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] [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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 09775bc3f0c3dbb1dbc05427a14f707aabe66c56ca4d9a8bf9681a4656fd3f18
[INFO] running `Command { std: "docker" "start" "-a" "09775bc3f0c3dbb1dbc05427a14f707aabe66c56ca4d9a8bf9681a4656fd3f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09775bc3f0c3dbb1dbc05427a14f707aabe66c56ca4d9a8bf9681a4656fd3f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09775bc3f0c3dbb1dbc05427a14f707aabe66c56ca4d9a8bf9681a4656fd3f18", kill_on_drop: false }`
[INFO] [stdout] 09775bc3f0c3dbb1dbc05427a14f707aabe66c56ca4d9a8bf9681a4656fd3f18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 264d7b876f68083108cef05c3b4280f689fd952d0b62ff99915d83165f8bdaec
[INFO] running `Command { std: "docker" "start" "-a" "264d7b876f68083108cef05c3b4280f689fd952d0b62ff99915d83165f8bdaec", kill_on_drop: false }`
[INFO] [stderr]  Documenting example_rust_tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking example_rust_tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "264d7b876f68083108cef05c3b4280f689fd952d0b62ff99915d83165f8bdaec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "264d7b876f68083108cef05c3b4280f689fd952d0b62ff99915d83165f8bdaec", kill_on_drop: false }`
[INFO] [stdout] 264d7b876f68083108cef05c3b4280f689fd952d0b62ff99915d83165f8bdaec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 1bf026e8b4576e5c36bca690c38f122bbf00088a5630f5b55cc4fa60a84d174a
[INFO] running `Command { std: "docker" "start" "-a" "1bf026e8b4576e5c36bca690c38f122bbf00088a5630f5b55cc4fa60a84d174a", kill_on_drop: false }`
[INFO] [stderr]  Documenting example_rust_tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "1bf026e8b4576e5c36bca690c38f122bbf00088a5630f5b55cc4fa60a84d174a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bf026e8b4576e5c36bca690c38f122bbf00088a5630f5b55cc4fa60a84d174a", kill_on_drop: false }`
[INFO] [stdout] 1bf026e8b4576e5c36bca690c38f122bbf00088a5630f5b55cc4fa60a84d174a