[INFO] cloning repository https://github.com/MichaelJHodge/tokio-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MichaelJHodge/tokio-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichaelJHodge%2Ftokio-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichaelJHodge%2Ftokio-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 708696f564c0b550fd0428d5d44e187d2a59fbc2
[INFO] documenting MichaelJHodge/tokio-tutorial 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%2FMichaelJHodge%2Ftokio-tutorial" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MichaelJHodge/tokio-tutorial 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/MichaelJHodge/tokio-tutorial
[INFO] finished tweaking git repo https://github.com/MichaelJHodge/tokio-tutorial
[INFO] tweaked toml for git repo https://github.com/MichaelJHodge/tokio-tutorial written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MichaelJHodge/tokio-tutorial 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atoi v0.3.3
[INFO] [stderr]   Downloaded mini-redis v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 02041fcc86b52ff06415504c3a5f256fa8b20255de80e600b29a52032401daba
[INFO] running `Command { std: "docker" "start" "-a" "02041fcc86b52ff06415504c3a5f256fa8b20255de80e600b29a52032401daba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02041fcc86b52ff06415504c3a5f256fa8b20255de80e600b29a52032401daba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02041fcc86b52ff06415504c3a5f256fa8b20255de80e600b29a52032401daba", kill_on_drop: false }`
[INFO] [stdout] 02041fcc86b52ff06415504c3a5f256fa8b20255de80e600b29a52032401daba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2c70c38c719eecc5123a674a26a96cc3c5d260d6b81e35406be065ff9bb826e2
[INFO] running `Command { std: "docker" "start" "-a" "2c70c38c719eecc5123a674a26a96cc3c5d260d6b81e35406be065ff9bb826e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]    Compiling version_check v0.9.4
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[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ansi_term v0.12.1
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[INFO] [stderr]    Compiling serde_json v1.0.85
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[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio v1.21.0
[INFO] [stderr]     Checking vec_map v0.8.2
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[INFO] [stderr]  Documenting tokio-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0252]: the name `Frame` is defined multiple times
[INFO] [stdout]  --> src/bin/server.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use mini_redis::{Connection, Frame};
[INFO] [stdout]   |                              ----- previous import of the type `Frame` here
[INFO] [stdout] 4 | use mini_redis::{Frame, Result};
[INFO] [stdout]   |                  ^^^^^--
[INFO] [stdout]   |                  |
[INFO] [stdout]   |                  `Frame` reimported here
[INFO] [stdout]   |                  help: remove unnecessary import
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Frame` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0252]: the name `mpsc` is defined multiple times
[INFO] [stdout]  --> src/bin/server.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::{mpsc, Arc, Mutex};
[INFO] [stdout]   |                 ---- previous import of the module `mpsc` here
[INFO] [stdout] ...
[INFO] [stdout] 9 | use tokio::sync::{mpsc, oneshot};
[INFO] [stdout]   |                   ^^^^ `mpsc` reimported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `mpsc` must be defined only once in the type namespace of this module
[INFO] [stdout] help: you can use `as` to change the binding name of the import
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio::sync::{mpsc as other_mpsc, oneshot};
[INFO] [stdout]   |                   ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `db` should have an upper camel case name
[INFO] [stdout]   --> src/bin/server.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | type db = Arc<Mutex<HashMap<String, Bytes>>>;
[INFO] [stdout]    |      ^^ help: convert the identifier to upper camel case: `Db`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0252`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `tokio-redis`
[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 server src/bin/server.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=812d59b321869ca1 -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-f0e6f5b4753dec54.rmeta --extern mini_redis=/opt/rustwide/target/debug/deps/libmini_redis-7e3b096fb4546e6a.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-2221d83896c0b915.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2c70c38c719eecc5123a674a26a96cc3c5d260d6b81e35406be065ff9bb826e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c70c38c719eecc5123a674a26a96cc3c5d260d6b81e35406be065ff9bb826e2", kill_on_drop: false }`
[INFO] [stdout] 2c70c38c719eecc5123a674a26a96cc3c5d260d6b81e35406be065ff9bb826e2
