[INFO] fetching crate raft4rs 0.1.4...
[INFO] documenting raft4rs-0.1.4 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate raft4rs 0.1.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate raft4rs 0.1.4 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate raft4rs 0.1.4
[INFO] finished tweaking crates.io crate raft4rs 0.1.4
[INFO] tweaked toml for crates.io crate raft4rs 0.1.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deadpool v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5cd7c30e5a66977610de52d5aaa85baf68e4822ba4a01b1f282e0b3d1996b6c
[INFO] running `Command { std: "docker" "start" "-a" "d5cd7c30e5a66977610de52d5aaa85baf68e4822ba4a01b1f282e0b3d1996b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5cd7c30e5a66977610de52d5aaa85baf68e4822ba4a01b1f282e0b3d1996b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5cd7c30e5a66977610de52d5aaa85baf68e4822ba4a01b1f282e0b3d1996b6c", kill_on_drop: false }`
[INFO] [stdout] d5cd7c30e5a66977610de52d5aaa85baf68e4822ba4a01b1f282e0b3d1996b6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be3f405e2f03f84ebd459ea489b565c07679fbf7129dedd148656e65ea10b248
[INFO] running `Command { std: "docker" "start" "-a" "be3f405e2f03f84ebd459ea489b565c07679fbf7129dedd148656e65ea10b248", kill_on_drop: false }`
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking value-bag v1.7.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking futures-lite v2.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking event-listener v5.0.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking async-task v4.7.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking async-channel v2.2.0
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking event-listener v3.1.0
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking async-executor v1.8.0
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]     Checking polling v3.4.0
[INFO] [stderr]     Checking async-io v2.3.1
[INFO] [stderr]     Checking async-signal v0.2.5
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-process v1.8.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking serde v1.0.196
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking deadpool v0.5.2
[INFO] [stderr]  Documenting raft4rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `async_std::sync::channel`, `async_std::sync::Receiver`, `async_std::sync::Sender`
[INFO] [stdout]  --> src/raft.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     sync::{channel, Mutex, Receiver, RwLock, Sender as Tx},
[INFO] [stdout]   |            ^^^^^^^         ^^^^^^^^          ^^^^^^^^^^^^ no `Sender` in `sync`
[INFO] [stdout]   |            |               |
[INFO] [stdout]   |            |               no `Receiver` in `sync`
[INFO] [stdout]   |            no `channel` in `sync`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing one of these items instead:
[INFO] [stdout]           async_std::channel
[INFO] [stdout]           futures::channel
[INFO] [stdout]   = help: consider importing one of these items instead:
[INFO] [stdout]           async_std::channel::Receiver
[INFO] [stdout]           core::ops::Receiver
[INFO] [stdout]           std::ops::Receiver
[INFO] [stdout]           std::sync::mpsc::Receiver
[INFO] [stdout]   = help: consider importing one of these items instead:
[INFO] [stdout]           async_std::channel::Sender
[INFO] [stdout]           crate::sender::Sender
[INFO] [stdout]           std::sync::mpsc::Sender
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `async_std::sync::channel`
[INFO] [stdout]  --> src/sender.rs:4:45
[INFO] [stdout]   |
[INFO] [stdout] 4 | use async_std::{net::TcpStream, prelude::*, sync::channel, sync::RwLock, task};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^ no `channel` in `sync`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing one of these items instead:
[INFO] [stdout]           async_std::channel
[INFO] [stdout]           futures::channel
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `raft4rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name raft4rs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=06d21d6cf8e1c522 -L dependency=/opt/rustwide/target/debug/deps --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-5f6959705738a526.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-2d8f37851f0b9f21.so --extern deadpool=/opt/rustwide/target/debug/deps/libdeadpool-16962c98a7bea3f3.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-68527f601bd3ba2d.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-d55381fe5d847c49.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-69eff5074ff40f8c.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-8cda33fa68e55471.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-e4444695a7190346.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-5f6e064b38b99103.rmeta --cap-lints=warn --crate-version 0.1.4` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "be3f405e2f03f84ebd459ea489b565c07679fbf7129dedd148656e65ea10b248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be3f405e2f03f84ebd459ea489b565c07679fbf7129dedd148656e65ea10b248", kill_on_drop: false }`
[INFO] [stdout] be3f405e2f03f84ebd459ea489b565c07679fbf7129dedd148656e65ea10b248
