[INFO] fetching crate reqwest-file 0.2.0...
[INFO] documenting reqwest-file-0.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate reqwest-file 0.2.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate reqwest-file 0.2.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reqwest-file 0.2.0
[INFO] finished tweaking crates.io crate reqwest-file 0.2.0
[INFO] tweaked toml for crates.io crate reqwest-file 0.2.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 279f7afcff2d5c6d8de9f2cfaa367d62ed24fc11f2d67c9a61ed475d55b4e4f9
[INFO] running `Command { std: "docker" "start" "-a" "279f7afcff2d5c6d8de9f2cfaa367d62ed24fc11f2d67c9a61ed475d55b4e4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "279f7afcff2d5c6d8de9f2cfaa367d62ed24fc11f2d67c9a61ed475d55b4e4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "279f7afcff2d5c6d8de9f2cfaa367d62ed24fc11f2d67c9a61ed475d55b4e4f9", kill_on_drop: false }`
[INFO] [stdout] 279f7afcff2d5c6d8de9f2cfaa367d62ed24fc11f2d67c9a61ed475d55b4e4f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76f68ded52200b968fa19f10b2a2aff731fd5886bcf7170c9ff2edde097d5fcc
[INFO] running `Command { std: "docker" "start" "-a" "76f68ded52200b968fa19f10b2a2aff731fd5886bcf7170c9ff2edde097d5fcc", 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]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking http v0.2.7
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking tokio-util v0.7.2
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking hyper v0.14.19
[INFO] [stderr]     Checking reqwest v0.11.10
[INFO] [stderr]  Documenting reqwest-file v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(type_alias_impl_trait, mixed_integer_ops, io_error_more)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `reqwest-file`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name reqwest_file src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9f8c1e96336d9013 -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-3ff2dcaec82f87b7.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-0b20e4dcb48513bc.rmeta --extern pin_project=/opt/rustwide/target/debug/deps/libpin_project-c85c6b70535153b4.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-51bd8e80378c3f22.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-eb199f9c8b814bac.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-584d11838e2a138e.rmeta --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "76f68ded52200b968fa19f10b2a2aff731fd5886bcf7170c9ff2edde097d5fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f68ded52200b968fa19f10b2a2aff731fd5886bcf7170c9ff2edde097d5fcc", kill_on_drop: false }`
[INFO] [stdout] 76f68ded52200b968fa19f10b2a2aff731fd5886bcf7170c9ff2edde097d5fcc