[INFO] cloning repository https://github.com/zhenbodou/rust_async_tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhenbodou/rust_async_tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhenbodou%2Frust_async_tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhenbodou%2Frust_async_tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2bace95fd0b615ad2c63341494b5e060a93fc9c
[INFO] documenting zhenbodou/rust_async_tutorial against 1.99.0-beta.1 for beta-rustdoc-1.99-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhenbodou%2Frust_async_tutorial" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/zhenbodou/rust_async_tutorial
[INFO] finished tweaking git repo https://github.com/zhenbodou/rust_async_tutorial
[INFO] tweaked toml for git repo https://github.com/zhenbodou/rust_async_tutorial written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zhenbodou/rust_async_tutorial on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zhenbodou/rust_async_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" "+1.99.0-beta.1" "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-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2a9a2abd09e0166aac8ae9adf58c20cf10eea12a06249f6db921d9ca3a290fbe
[INFO] running `Command { std: "docker" "start" "2a9a2abd09e0166aac8ae9adf58c20cf10eea12a06249f6db921d9ca3a290fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a9a2abd09e0166aac8ae9adf58c20cf10eea12a06249f6db921d9ca3a290fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2a9a2abd09e0166aac8ae9adf58c20cf10eea12a06249f6db921d9ca3a290fbe" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a9a2abd09e0166aac8ae9adf58c20cf10eea12a06249f6db921d9ca3a290fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2a9a2abd09e0166aac8ae9adf58c20cf10eea12a06249f6db921d9ca3a290fbe" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]  Documenting ch02-os-fundamentals v0.1.0 (/opt/rustwide/workdir/ch02-os-fundamentals)
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking tokio v1.50.0
[INFO] [stderr]  Documenting ch03-event-driven-io v0.1.0 (/opt/rustwide/workdir/ch03-event-driven-io)
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]  Documenting ch07-mini-runtime v0.1.0 (/opt/rustwide/workdir/ch07-mini-runtime)
[INFO] [stderr]  Documenting ch04-future-trait v0.1.0 (/opt/rustwide/workdir/ch04-future-trait)
[INFO] [stdout] warning: unclosed HTML tag `RawWakerData`
[INFO] [stdout]   --> ch07-mini-runtime/src/bin/mini_waker.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 | /// ptr 必须是由 Arc<RawWakerData>::into_raw() 产生的有效指针
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 31 | /// ptr 必须是由 `Arc<RawWakerData>::into_raw`() 产生的有效指针
[INFO] [stdout]    |                  +                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `RawWakerData`
[INFO] [stdout]   --> ch07-mini-runtime/src/bin/mini_waker.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 | /// ptr 必须是由 Arc<RawWakerData>::into_raw() 产生的有效指针
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 46 | /// ptr 必须是由 `Arc<RawWakerData>::into_raw`() 产生的有效指针
[INFO] [stdout]    |                  +                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `RawWakerData`
[INFO] [stdout]   --> ch07-mini-runtime/src/bin/mini_waker.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 | /// ptr 必须是由 Arc<RawWakerData>::into_raw() 产生的有效指针
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 62 | /// ptr 必须是由 `Arc<RawWakerData>::into_raw`() 产生的有效指针
[INFO] [stdout]    |                  +                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `RawWakerData`
[INFO] [stdout]   --> ch07-mini-runtime/src/bin/mini_waker.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 | /// ptr 必须是由 Arc<RawWakerData>::into_raw() 产生的有效指针
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 78 | /// ptr 必须是由 `Arc<RawWakerData>::into_raw`() 产生的有效指针
[INFO] [stdout]    |                  +                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `Task`
[INFO] [stdout]  --> ch07-mini-runtime/src/bin/multi_thread_runtime.rs:6:42
[INFO] [stdout]   |
[INFO] [stdout] 6 | //!   - 一个全局共享任务队列（Arc<Mutex<VecDeque<Arc<Task>>>>）
[INFO] [stdout]   |                                                     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]   |
[INFO] [stdout] 6 | //!   - 一个全局共享任务队列（`Arc<Mutex<VecDeque<Arc<Task>>>>`）
[INFO] [stdout]   |                               +                               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `TaskWrapper`
[INFO] [stdout]   --> ch07-mini-runtime/src/bin/mini_executor.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 | /// 用 Arc<TaskWrapper> 让 Executor 和 Waker 共同持有任务。
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 29 | /// 用 `Arc<TaskWrapper>` 让 Executor 和 Waker 共同持有任务。
[INFO] [stdout]    |        +                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `TaskWrapper`
[INFO] [stdout]   --> ch07-mini-runtime/src/bin/mini_executor.rs:84:22
[INFO] [stdout]    |
[INFO] [stdout] 84 | /// wake() 被调用时，把 Arc<TaskWrapper> 重新发送到 Executor 的 channel。
[INFO] [stdout]    |                            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 84 | /// wake() 被调用时，把 `Arc<TaskWrapper>` 重新发送到 Executor 的 channel。
[INFO] [stdout]    |                         +                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]  Documenting ch05-async-await v0.1.0 (/opt/rustwide/workdir/ch05-async-await)
[INFO] [stderr]  Documenting ch10-sync-primitives v0.1.0 (/opt/rustwide/workdir/ch10-sync-primitives)
[INFO] [stderr]  Documenting ch01-concurrency-basics v0.1.0 (/opt/rustwide/workdir/ch01-concurrency-basics)
[INFO] [stderr]  Documenting ch06-pin v0.1.0 (/opt/rustwide/workdir/ch06-pin)
[INFO] [stderr]  Documenting ch08-tokio-basics v0.1.0 (/opt/rustwide/workdir/ch08-tokio-basics)
[INFO] [stderr]  Documenting ch12-production-patterns v0.1.0 (/opt/rustwide/workdir/ch12-production-patterns)
[INFO] [stderr]  Documenting ch09-tokio-io v0.1.0 (/opt/rustwide/workdir/ch09-tokio-io)
[INFO] [stderr]  Documenting ch11-task-management v0.1.0 (/opt/rustwide/workdir/ch11-task-management)
[INFO] [stdout] warning: `instrument` is both a module and an attribute macro
[INFO] [stdout]  --> ch12-production-patterns/src/bin/tracing_demo.rs:3:41
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! 演示 tracing crate 的核心用法：结构化日志、Span、#[instrument]。
[INFO] [stdout]   |                                                        ^^^^^^^^^^ ambiguous link
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] help: to link to the module, prefix with `mod@`
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! 演示 tracing crate 的核心用法：结构化日志、Span、#[mod@instrument]。
[INFO] [stdout]   |                                                        ++++
[INFO] [stdout] help: to link to the attribute macro, prefix with `attribute@`
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! 演示 tracing crate 的核心用法：结构化日志、Span、#[attribute@instrument]。
[INFO] [stdout]   |                                                        ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `instrument` is both a module and an attribute macro
[INFO] [stdout]   --> ch12-production-patterns/src/bin/tracing_demo.rs:85:7
[INFO] [stdout]    |
[INFO] [stdout] 85 | /// #[instrument] 自动为函数创建 span，函数参数作为 span 字段
[INFO] [stdout]    |       ^^^^^^^^^^ ambiguous link
[INFO] [stdout]    |
[INFO] [stdout] help: to link to the module, prefix with `mod@`
[INFO] [stdout]    |
[INFO] [stdout] 85 | /// #[mod@instrument] 自动为函数创建 span，函数参数作为 span 字段
[INFO] [stdout]    |       ++++
[INFO] [stdout] help: to link to the attribute macro, prefix with `attribute@`
[INFO] [stdout]    |
[INFO] [stdout] 85 | /// #[attribute@instrument] 自动为函数创建 span，函数参数作为 span 字段
[INFO] [stdout]    |       ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `昵称`
[INFO] [stdout]   --> ch12-production-patterns/src/bin/chat_server.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     /// 用户聊天消息：[昵称] 内容
[INFO] [stdout]    |                        ^^^^ no item named `昵称` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.04s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/async_concurrent/index.html and 56 other files
[INFO] running `Command { std: "docker" "inspect" "2a9a2abd09e0166aac8ae9adf58c20cf10eea12a06249f6db921d9ca3a290fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9a2abd09e0166aac8ae9adf58c20cf10eea12a06249f6db921d9ca3a290fbe", kill_on_drop: false }`
[INFO] [stdout] 2a9a2abd09e0166aac8ae9adf58c20cf10eea12a06249f6db921d9ca3a290fbe
