[INFO] fetching crate cozal 0.0.2...
[INFO] documenting cozal-0.0.2 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate cozal 0.0.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cozal 0.0.2 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cozal 0.0.2
[INFO] finished tweaking crates.io crate cozal 0.0.2
[INFO] tweaked toml for crates.io crate cozal 0.0.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flume v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9c04ddafd32f7e0b7e418fc1223dbbbe5897fe2622e4a8df4c6fab4dd35deab
[INFO] running `Command { std: "docker" "start" "-a" "e9c04ddafd32f7e0b7e418fc1223dbbbe5897fe2622e4a8df4c6fab4dd35deab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9c04ddafd32f7e0b7e418fc1223dbbbe5897fe2622e4a8df4c6fab4dd35deab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9c04ddafd32f7e0b7e418fc1223dbbbe5897fe2622e4a8df4c6fab4dd35deab", kill_on_drop: false }`
[INFO] [stdout] e9c04ddafd32f7e0b7e418fc1223dbbbe5897fe2622e4a8df4c6fab4dd35deab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b77343407752be5cd9bffcd1a1c692b5d37c499952cfe19c130d3a333c58b9a9
[INFO] running `Command { std: "docker" "start" "-a" "b77343407752be5cd9bffcd1a1c692b5d37c499952cfe19c130d3a333c58b9a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking flume v0.7.2
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]     Checking pin-project v0.4.30
[INFO] [stderr]  Documenting cozal v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/core/transposer/engine.rs:101:22
[INFO] [stdout]     |
[INFO] [stdout] 101 |                     };
[INFO] [stdout]     |                      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(wake_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(map_first_last)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::SchedulePoll::Ready`
[INFO] [stdout]   --> src/core/schedule_stream/schedule_stream.rs:21:40
[INFO] [stdout]    |
[INFO] [stdout] 21 |     /// - [`SchedulePoll::Ready(val)`](self::SchedulePoll::Ready) means that the stream has successfully
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `SchedulePoll` in module `schedule_stream`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::SchedulePoll::Scheduled`
[INFO] [stdout]   --> src/core/schedule_stream/schedule_stream.rs:25:42
[INFO] [stdout]    |
[INFO] [stdout] 25 |     /// - [`SchedulePoll::Scheduled(t)`](self::SchedulePoll::Scheduled) means that the stream's next value is not ready
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `SchedulePoll` in module `schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::SchedulePoll::Pending`
[INFO] [stdout]   --> src/core/schedule_stream/schedule_stream.rs:28:37
[INFO] [stdout]    |
[INFO] [stdout] 28 |     /// - [`SchedulePoll::Pending`](self::SchedulePoll::Pending) means that this stream's next value is not ready
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `SchedulePoll` in module `schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::SchedulePoll::Done`
[INFO] [stdout]   --> src/core/schedule_stream/schedule_stream.rs:31:34
[INFO] [stdout]    |
[INFO] [stdout] 31 |     /// - [`SchedulePoll::Done`](self::SchedulePoll::Done) means that the stream has terminated, and
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^ no item named `SchedulePoll` in module `schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::SchedulePoll::Done`
[INFO] [stdout]   --> src/core/schedule_stream/schedule_stream.rs:36:64
[INFO] [stdout]    |
[INFO] [stdout] 36 |     /// Once a stream is finished, i.e. [`SchedulePoll::Done`](self::SchedulePoll::Done) has been returned, further
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^ no item named `SchedulePoll` in module `schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `super::realtime_stream::RealtimeStream`
[INFO] [stdout]   --> src/core/schedule_stream/schedule_stream.rs:47:35
[INFO] [stdout]    |
[INFO] [stdout] 47 |     /// in the [`RealtimeStream`](super::realtime_stream::RealtimeStream).
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `realtime_stream` in module `schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::SchedulePoll::Scheduled`
[INFO] [stdout]  --> src/core/schedule_stream/stateful_schedule_poll.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | /// [`Scheduled`](self::SchedulePoll::Scheduled) and [`Done`](self::SchedulePoll::Done).
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `SchedulePoll` in module `stateful_schedule_poll`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::SchedulePoll::Done`
[INFO] [stdout]  --> src/core/schedule_stream/stateful_schedule_poll.rs:2:63
[INFO] [stdout]   |
[INFO] [stdout] 2 | /// [`Scheduled`](self::SchedulePoll::Scheduled) and [`Done`](self::SchedulePoll::Done).
[INFO] [stdout]   |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^ no item named `SchedulePoll` in module `stateful_schedule_poll`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::SchedulePoll::Ready`
[INFO] [stdout]   --> src/core/schedule_stream/stateful_schedule_stream.rs:30:40
[INFO] [stdout]    |
[INFO] [stdout] 30 |     /// - [`SchedulePoll::Ready(val)`](self::SchedulePoll::Ready) means that the stream has successfully
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `SchedulePoll` in module `stateful_schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::SchedulePoll::Scheduled`
[INFO] [stdout]   --> src/core/schedule_stream/stateful_schedule_stream.rs:34:42
[INFO] [stdout]    |
[INFO] [stdout] 34 |     /// - [`SchedulePoll::Scheduled(t)`](self::SchedulePoll::Scheduled) means that the stream's next value is not ready
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `SchedulePoll` in module `stateful_schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::SchedulePoll::Pending`
[INFO] [stdout]   --> src/core/schedule_stream/stateful_schedule_stream.rs:37:37
[INFO] [stdout]    |
[INFO] [stdout] 37 |     /// - [`SchedulePoll::Pending`](self::SchedulePoll::Pending) means that this stream's next value is not ready
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `SchedulePoll` in module `stateful_schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::SchedulePoll::Done`
[INFO] [stdout]   --> src/core/schedule_stream/stateful_schedule_stream.rs:40:34
[INFO] [stdout]    |
[INFO] [stdout] 40 |     /// - [`SchedulePoll::Done`](self::SchedulePoll::Done) means that the stream has terminated, and
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^ no item named `SchedulePoll` in module `stateful_schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::ScheduleStream::poll_next`
[INFO] [stdout]   --> src/core/schedule_stream/stateful_schedule_stream.rs:41:23
[INFO] [stdout]    |
[INFO] [stdout] 41 |     /// [`poll_next`](self::ScheduleStream::poll_next) should not be invoked again.
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `ScheduleStream` in module `stateful_schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::SchedulePoll::Done`
[INFO] [stdout]   --> src/core/schedule_stream/stateful_schedule_stream.rs:45:64
[INFO] [stdout]    |
[INFO] [stdout] 45 |     /// Once a stream is finished, i.e. [`SchedulePoll::Done`](self::SchedulePoll::Done) has been returned, further
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^ no item named `SchedulePoll` in module `stateful_schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::ScheduleStream::poll_next`
[INFO] [stdout]   --> src/core/schedule_stream/stateful_schedule_stream.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |     /// calls to [`poll_next`](self::ScheduleStream::poll_next) may result in a panic or other "bad behavior".
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `ScheduleStream` in module `stateful_schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `super::realtime_stream::RealtimeStream`
[INFO] [stdout]   --> src/core/schedule_stream/stateful_schedule_stream.rs:56:35
[INFO] [stdout]    |
[INFO] [stdout] 56 |     /// in the [`RealtimeStream`](super::realtime_stream::RealtimeStream).
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `realtime_stream` in module `schedule_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::to_realtime`
[INFO] [stdout]   --> src/core/schedule_stream/stateful_schedule_stream_ext.rs:16:39
[INFO] [stdout]    |
[INFO] [stdout] 16 | /// that provides the [`to_realtime`](self::to_realtime) method only (for now).
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^ no item named `to_realtime` in module `stateful_schedule_stream_ext`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `schedule_event`
[INFO] [stdout]   --> src/core/transposer/context.rs:32:32
[INFO] [stdout]    |
[INFO] [stdout] 32 |     /// The same behavior as [`schedule_event`], but now returning an [`ExpireHandle`]
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ no item named `schedule_event` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `schedule_event`
[INFO] [stdout]    --> src/core/transposer/context.rs:155:32
[INFO] [stdout]     |
[INFO] [stdout] 155 |     /// The same behavior as [`schedule_event`], but now returning an [`ExpireHandle`]
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ no item named `schedule_event` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Transposer::update`
[INFO] [stdout]  --> src/core/transposer/internal_scheduled_event.rs:7:50
[INFO] [stdout]   |
[INFO] [stdout] 7 | /// All these events were returned by calls to [`Transposer::update`].
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^^^^^^ the trait `Transposer` has no associated item named `update`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `cozal`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name cozal src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=012f6e5f0fdae62a -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-aa6eea4426c29787.so --extern flume=/opt/rustwide/target/debug/deps/libflume-d42ba6ca450a4510.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-9ebd8262a1c6f52f.rmeta --extern im=/opt/rustwide/target/debug/deps/libim-fbbf1c72933aa202.rmeta --extern pin_project=/opt/rustwide/target/debug/deps/libpin_project-829b558efef3be6c.rmeta --extern take_mut=/opt/rustwide/target/debug/deps/libtake_mut-9466c10fffe0ee85.rmeta --cap-lints=warn --crate-version 0.0.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b77343407752be5cd9bffcd1a1c692b5d37c499952cfe19c130d3a333c58b9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77343407752be5cd9bffcd1a1c692b5d37c499952cfe19c130d3a333c58b9a9", kill_on_drop: false }`
[INFO] [stdout] b77343407752be5cd9bffcd1a1c692b5d37c499952cfe19c130d3a333c58b9a9
