[INFO] fetching crate embedded-svc 0.24.0...
[INFO] documenting embedded-svc-0.24.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate embedded-svc 0.24.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate embedded-svc 0.24.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate embedded-svc 0.24.0
[INFO] finished tweaking crates.io crate embedded-svc 0.24.0
[INFO] tweaked toml for crates.io crate embedded-svc 0.24.0 written to /workspace/builds/worker-1-tc1/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" "+1.69.0" "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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded no-std-net v0.5.0
[INFO] [stderr]   Downloaded embedded-io v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0a78b513f4a3d788a0ae92b65443debe5873c018bb333d86ece03bae741a686
[INFO] running `Command { std: "docker" "start" "-a" "d0a78b513f4a3d788a0ae92b65443debe5873c018bb333d86ece03bae741a686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0a78b513f4a3d788a0ae92b65443debe5873c018bb333d86ece03bae741a686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a78b513f4a3d788a0ae92b65443debe5873c018bb333d86ece03bae741a686", kill_on_drop: false }`
[INFO] [stdout] d0a78b513f4a3d788a0ae92b65443debe5873c018bb333d86ece03bae741a686
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6f7d6079c57b94d1337bfcd884eadeb6137ddafd882186c149b2ed88cb869a4
[INFO] running `Command { std: "docker" "start" "-a" "b6f7d6079c57b94d1337bfcd884eadeb6137ddafd882186c149b2ed88cb869a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling winnow v0.4.4
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking embedded-io v0.3.1
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]    Compiling toml_edit v0.19.8
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking strum v0.23.0
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling enumset_derive v0.6.1
[INFO] [stderr]     Checking no-std-net v0.5.0
[INFO] [stderr]     Checking enumset v1.0.12
[INFO] [stderr]  Documenting embedded-svc v0.24.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable 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: 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 `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="log"' --cfg 'feature="num_enum"' --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=5d1251f80512f304 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-6283d7a6f793f3c1.rmeta --extern embedded_io=/opt/rustwide/target/debug/deps/libembedded_io-9467763c65e42317.rmeta --extern enumset=/opt/rustwide/target/debug/deps/libenumset-a4c868e567ec231e.rmeta --extern heapless=/opt/rustwide/target/debug/deps/libheapless-328c0b8d3fee51cf.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-43372439ad3c157d.rmeta --extern no_std_net=/opt/rustwide/target/debug/deps/libno_std_net-13d142fe1dd4c228.rmeta --extern num_enum=/opt/rustwide/target/debug/deps/libnum_enum-b1f175fe4275d52c.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-b73f20911a002d50.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-4fb4cf2a50a7542e.rmeta --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-585a78c70c7248fd.so --cap-lints=warn --crate-version 0.24.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b6f7d6079c57b94d1337bfcd884eadeb6137ddafd882186c149b2ed88cb869a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6f7d6079c57b94d1337bfcd884eadeb6137ddafd882186c149b2ed88cb869a4", kill_on_drop: false }`
[INFO] [stdout] b6f7d6079c57b94d1337bfcd884eadeb6137ddafd882186c149b2ed88cb869a4
