[INFO] fetching crate hydroflow_cli_integration 0.0.0...
[INFO] documenting hydroflow_cli_integration-0.0.0 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate hydroflow_cli_integration 0.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate hydroflow_cli_integration 0.0.0 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 hydroflow_cli_integration 0.0.0
[INFO] finished tweaking crates.io crate hydroflow_cli_integration 0.0.0
[INFO] tweaked toml for crates.io crate hydroflow_cli_integration 0.0.0 written to /workspace/builds/worker-0-tc2/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" "+beta-2023-04-20" "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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-recursion v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 094d719667739ddf7c0f8b0ffbb1b16cc4a2bd4ea851fee4a7fca3a66d51f894
[INFO] running `Command { std: "docker" "start" "-a" "094d719667739ddf7c0f8b0ffbb1b16cc4a2bd4ea851fee4a7fca3a66d51f894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "094d719667739ddf7c0f8b0ffbb1b16cc4a2bd4ea851fee4a7fca3a66d51f894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "094d719667739ddf7c0f8b0ffbb1b16cc4a2bd4ea851fee4a7fca3a66d51f894", kill_on_drop: false }`
[INFO] [stdout] 094d719667739ddf7c0f8b0ffbb1b16cc4a2bd4ea851fee4a7fca3a66d51f894
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 11f973605fc4aa0743bce43a38a68f1b9ceefd95606d532f169b253936f71aba
[INFO] running `Command { std: "docker" "start" "-a" "11f973605fc4aa0743bce43a38a68f1b9ceefd95606d532f169b253936f71aba", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking linux-raw-sys v0.3.6
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling async-recursion v1.0.4
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]     Checking tempfile v3.5.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]  Documenting hydroflow_cli_integration v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[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 `hydroflow_cli_integration`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name hydroflow_cli_integration src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=0d4cf7dafa9dfbd1 -L dependency=/opt/rustwide/target/debug/deps --extern async_recursion=/opt/rustwide/target/debug/deps/libasync_recursion-77000f742da0e020.so --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-d22fff991e6c7a38.so --extern bytes=/opt/rustwide/target/debug/deps/libbytes-1fc1fbcc850caeea.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-8a7fa056eb48ad3d.rmeta --extern pin_project=/opt/rustwide/target/debug/deps/libpin_project-2803be3ac8cebf16.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-dedd2f43ac84b824.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-138df86796d4df42.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-dfb3979ac32d1ed6.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-7fb93456b9e02cdf.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-cb1e448f84227350.rmeta --cap-lints=warn --crate-version 0.0.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "11f973605fc4aa0743bce43a38a68f1b9ceefd95606d532f169b253936f71aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f973605fc4aa0743bce43a38a68f1b9ceefd95606d532f169b253936f71aba", kill_on_drop: false }`
[INFO] [stdout] 11f973605fc4aa0743bce43a38a68f1b9ceefd95606d532f169b253936f71aba
