[INFO] fetching crate embedded-svc 0.21.2...
[INFO] documenting embedded-svc-0.21.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate embedded-svc 0.21.2 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate embedded-svc 0.21.2 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 embedded-svc 0.21.2
[INFO] finished tweaking crates.io crate embedded-svc 0.21.2
[INFO] tweaked toml for crates.io crate embedded-svc 0.21.2 written to /workspace/builds/worker-62/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 13627eb5ab974f304f3d07fd3d8e071110ff6f72894c194135f0894d13f4d0e8
[INFO] running `Command { std: "docker" "start" "-a" "13627eb5ab974f304f3d07fd3d8e071110ff6f72894c194135f0894d13f4d0e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13627eb5ab974f304f3d07fd3d8e071110ff6f72894c194135f0894d13f4d0e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13627eb5ab974f304f3d07fd3d8e071110ff6f72894c194135f0894d13f4d0e8", kill_on_drop: false }`
[INFO] [stdout] 13627eb5ab974f304f3d07fd3d8e071110ff6f72894c194135f0894d13f4d0e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 8eb8c8782fb633ef5e07d44c61638e603942789136b9c38239981aa068762b33
[INFO] running `Command { std: "docker" "start" "-a" "8eb8c8782fb633ef5e07d44c61638e603942789136b9c38239981aa068762b33", 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 serde v1.0.137
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking http-auth-basic v0.1.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]     Checking strum v0.23.0
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling enumset_derive v0.6.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.7
[INFO] [stderr]     Checking num_enum v0.5.7
[INFO] [stderr]     Checking no-std-net v0.5.0
[INFO] [stderr]     Checking enumset v1.0.11
[INFO] [stderr]  Documenting embedded-svc v0.21.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(cfg_version)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(generic_associated_types)] // For mutex, http, http::client, http::server, ota, ghota and all asyncs; soon to be stabilized
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(cfg_target_has_atomic)] // Soon to be stabilized
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `embedded-svc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name embedded_svc src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="alloc"' --cfg 'feature="anyhow"' --cfg 'feature="default"' --cfg 'feature="http-auth-basic"' --cfg 'feature="num_enum"' --cfg 'feature="serde_json"' --cfg 'feature="std"' --cfg 'feature="strum"' --cfg 'feature="strum_macros"' --cfg 'feature="use_numenum"' --cfg 'feature="use_serde"' --cfg 'feature="use_strum"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=58f77e0aaca29845 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-961f715ba9837084.rmeta --extern enumset=/opt/rustwide/target/debug/deps/libenumset-b7e1d9a175e744b4.rmeta --extern http_auth_basic=/opt/rustwide/target/debug/deps/libhttp_auth_basic-d711e9cb3e3c2411.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-0b61054b794719d9.rmeta --extern no_std_net=/opt/rustwide/target/debug/deps/libno_std_net-90e04e24c5a2881c.rmeta --extern num_enum=/opt/rustwide/target/debug/deps/libnum_enum-010cbad6e67e9b41.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-9deece3d5fe57fc2.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-9d88cec5f035d16c.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-6e6b436816144fc1.rmeta --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-faf157564756f727.so --cap-lints=warn --crate-version 0.21.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "8eb8c8782fb633ef5e07d44c61638e603942789136b9c38239981aa068762b33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eb8c8782fb633ef5e07d44c61638e603942789136b9c38239981aa068762b33", kill_on_drop: false }`
[INFO] [stdout] 8eb8c8782fb633ef5e07d44c61638e603942789136b9c38239981aa068762b33