[INFO] cloning repository https://github.com/GenericallyNamed/rust_serv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GenericallyNamed/rust_serv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGenericallyNamed%2Frust_serv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGenericallyNamed%2Frust_serv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c20a68bc9f53370a31bd8a4f3e6c9afeeed2280e
[INFO] documenting GenericallyNamed/rust_serv against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGenericallyNamed%2Frust_serv" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GenericallyNamed/rust_serv on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GenericallyNamed/rust_serv
[INFO] finished tweaking git repo https://github.com/GenericallyNamed/rust_serv
[INFO] tweaked toml for git repo https://github.com/GenericallyNamed/rust_serv written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/GenericallyNamed/rust_serv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7266d9323cb1d4721e642dae3df38972721a7794b94a38595d89cdc43114e83f
[INFO] running `Command { std: "docker" "start" "-a" "7266d9323cb1d4721e642dae3df38972721a7794b94a38595d89cdc43114e83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7266d9323cb1d4721e642dae3df38972721a7794b94a38595d89cdc43114e83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7266d9323cb1d4721e642dae3df38972721a7794b94a38595d89cdc43114e83f", kill_on_drop: false }`
[INFO] [stdout] 7266d9323cb1d4721e642dae3df38972721a7794b94a38595d89cdc43114e83f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69f52d44be709e38ab10fd67a60d2037f32deaa375626d244e4562ae375bbf70
[INFO] running `Command { std: "docker" "start" "-a" "69f52d44be709e38ab10fd67a60d2037f32deaa375626d244e4562ae375bbf70", kill_on_drop: false }`
[INFO] [stderr]  Documenting rust_serv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0252]: the name `TcpListener` is defined multiple times
[INFO] [stdout]  --> src/main.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::TcpListener;
[INFO] [stdout]   |     --------------------- previous import of the type `TcpListener` here
[INFO] [stdout] ...
[INFO] [stdout] 6 |     net::{TcpListener, TcpStream},
[INFO] [stdout]   |           ^^^^^^^^^^^--
[INFO] [stdout]   |           |
[INFO] [stdout]   |           `TcpListener` reimported here
[INFO] [stdout]   |           help: remove unnecessary import
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TcpListener` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0252`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rust_serv`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name rust_serv src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=22ed01c1d1a289bd -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "69f52d44be709e38ab10fd67a60d2037f32deaa375626d244e4562ae375bbf70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69f52d44be709e38ab10fd67a60d2037f32deaa375626d244e4562ae375bbf70", kill_on_drop: false }`
[INFO] [stdout] 69f52d44be709e38ab10fd67a60d2037f32deaa375626d244e4562ae375bbf70
