[INFO] fetching crate flv-future-aio 1.1.0...
[INFO] documenting flv-future-aio-1.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate flv-future-aio 1.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate flv-future-aio 1.1.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flv-future-aio 1.1.0
[INFO] finished tweaking crates.io crate flv-future-aio 1.1.0
[INFO] tweaked toml for crates.io crate flv-future-aio 1.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flv-util v0.1.1
[INFO] [stderr]   Downloaded async-test-derive v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7352eeef1b6629175f59b854f27fcd15889713d604aff3edf0c33dafdb9148e5
[INFO] running `Command { std: "docker" "start" "-a" "7352eeef1b6629175f59b854f27fcd15889713d604aff3edf0c33dafdb9148e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7352eeef1b6629175f59b854f27fcd15889713d604aff3edf0c33dafdb9148e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7352eeef1b6629175f59b854f27fcd15889713d604aff3edf0c33dafdb9148e5", kill_on_drop: false }`
[INFO] [stdout] 7352eeef1b6629175f59b854f27fcd15889713d604aff3edf0c33dafdb9148e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2491ede33120016deedb2210a20ee468ad792a7a6e0770ed8e26b06b704ca6c9
[INFO] running `Command { std: "docker" "start" "-a" "2491ede33120016deedb2210a20ee468ad792a7a6e0770ed8e26b06b704ca6c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking event-listener v2.5.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling pin-project-internal v0.4.29
[INFO] [stderr]     Checking async-task v4.2.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling nix v0.16.1
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[INFO] [stderr]     Checking fnv v1.0.7
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[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking pin-project v0.4.29
[INFO] [stderr]     Checking async-io v1.7.0
[INFO] [stderr]     Checking flv-util v0.1.1
[INFO] [stderr]     Checking async-process v1.4.0
[INFO] [stderr]     Checking async-global-executor v2.1.0
[INFO] [stderr]     Checking async-std v1.11.0
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking futures_codec v0.3.4
[INFO] [stderr]  Documenting flv-future-aio v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `async_std::sync::Receiver`
[INFO] [stdout]   --> src/sync/mod.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub use async_std::sync::Receiver;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^ no `Receiver` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `async_std::sync::Sender`
[INFO] [stdout]   --> src/sync/mod.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub use async_std::sync::Sender;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^ no `Sender` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `async_std::sync::channel`
[INFO] [stdout]   --> src/sync/mod.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub use async_std::sync::channel;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no `channel` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 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 `flv-future-aio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name flv_future_aio src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="async-std"' --cfg 'feature="asyncstd"' --cfg 'feature="default"' --cfg 'feature="futures-timer"' --cfg 'feature="futures_codec"' --cfg 'feature="tokio"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2e31356fe89383af -L dependency=/opt/rustwide/target/debug/deps --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-773a10842b55e4b3.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-cf2de14c3a220f60.so --extern bytes=/opt/rustwide/target/debug/deps/libbytes-d2f9b88178ca7b9a.rmeta --extern flv_util=/opt/rustwide/target/debug/deps/libflv_util-4eacdbc0ff55b210.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-ae1d5149f66e7090.rmeta --extern futures_timer=/opt/rustwide/target/debug/deps/libfutures_timer-d5cc79533eeba23f.rmeta --extern futures_codec=/opt/rustwide/target/debug/deps/libfutures_codec-1442456c51b50f65.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-55cdf437b14f5b13.rmeta --extern memmap=/opt/rustwide/target/debug/deps/libmemmap-3e8c4e81e33ee086.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-66e08e1fb884ee69.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-88dc719c123778e1.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-a45358e2b4f5ad40.rmeta --cap-lints=warn --crate-version 1.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2491ede33120016deedb2210a20ee468ad792a7a6e0770ed8e26b06b704ca6c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2491ede33120016deedb2210a20ee468ad792a7a6e0770ed8e26b06b704ca6c9", kill_on_drop: false }`
[INFO] [stdout] 2491ede33120016deedb2210a20ee468ad792a7a6e0770ed8e26b06b704ca6c9