[INFO] fetching crate scalesocket 0.1.3...
[INFO] documenting scalesocket-0.1.3 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate scalesocket 0.1.3 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate scalesocket 0.1.3 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scalesocket 0.1.3
[INFO] finished tweaking crates.io crate scalesocket 0.1.3
[INFO] tweaked toml for crates.io crate scalesocket 0.1.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate scalesocket 0.1.3 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trycmd v0.14.13
[INFO] [stderr]   Downloaded winnow v0.3.3
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[INFO] [stderr]   Downloaded snapbox-macros v0.3.1
[INFO] [stderr]   Downloaded prometheus-client v0.19.0
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[INFO] [stderr]   Downloaded sender-sink v0.2.0
[INFO] [stderr]   Downloaded os_pipe v1.1.3
[INFO] [stderr]   Downloaded snapbox v0.4.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac8056ed9b3e8ac917f5a1bdd2965c1af82cd352108f8fff1f748e5095ac576a
[INFO] running `Command { std: "docker" "start" "-a" "ac8056ed9b3e8ac917f5a1bdd2965c1af82cd352108f8fff1f748e5095ac576a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac8056ed9b3e8ac917f5a1bdd2965c1af82cd352108f8fff1f748e5095ac576a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac8056ed9b3e8ac917f5a1bdd2965c1af82cd352108f8fff1f748e5095ac576a", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 703105fd893c77a251022391b0ec981e6227d988b7987b23edc3e360aca4f304
[INFO] running `Command { std: "docker" "start" "-a" "703105fd893c77a251022391b0ec981e6227d988b7987b23edc3e360aca4f304", kill_on_drop: false }`
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[INFO] [stderr]     Checking toml_datetime v0.6.1
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[INFO] [stderr]     Checking humantime-serde v1.1.1
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking toml_edit v0.19.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.16
[INFO] [stderr]     Checking trycmd v0.14.13
[INFO] [stderr]     Checking hyper v0.14.24
[INFO] [stderr]     Checking warp v0.3.3
[INFO] [stderr]  Documenting scalesocket v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_closure)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `scalesocket`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name scalesocket src/main.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=21cc02e625d6e2ee -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-1fc1fbcc850caeea.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-772d379deea6d7b6.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-6d776e46916fa9f0.rmeta --extern id_pool=/opt/rustwide/target/debug/deps/libid_pool-86a978429cb3a943.rmeta --extern num_derive=/opt/rustwide/target/debug/deps/libnum_derive-762ca812ef09b9cd.so --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-338b272561fa1cc3.rmeta --extern prometheus_client=/opt/rustwide/target/debug/deps/libprometheus_client-3df59a7caa54ea19.rmeta --extern sender_sink=/opt/rustwide/target/debug/deps/libsender_sink-fdecefbdfa2d2816.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-6b1a63a67289c5a4.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-76c4440ccfd62c2a.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-ba2216b9729c538c.rmeta --extern tokio_stream=/opt/rustwide/target/debug/deps/libtokio_stream-f56b395e5e0887e6.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-2b2107a98e723180.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-a53b6f6c91df2978.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-e882c1657ed57797.rmeta --extern trycmd=/opt/rustwide/target/debug/deps/libtrycmd-e16816b301e8ba12.rmeta --extern urlencoding=/opt/rustwide/target/debug/deps/liburlencoding-a0ebc42c9b12500c.rmeta --extern warp=/opt/rustwide/target/debug/deps/libwarp-cc6adf4331233197.rmeta --cap-lints=warn --crate-version 0.1.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "703105fd893c77a251022391b0ec981e6227d988b7987b23edc3e360aca4f304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "703105fd893c77a251022391b0ec981e6227d988b7987b23edc3e360aca4f304", kill_on_drop: false }`
[INFO] [stdout] 703105fd893c77a251022391b0ec981e6227d988b7987b23edc3e360aca4f304
