[INFO] fetching crate forky_core 0.1.37...
[INFO] documenting forky_core-0.1.37 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate forky_core 0.1.37 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate forky_core 0.1.37 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate forky_core 0.1.37
[INFO] finished tweaking crates.io crate forky_core 0.1.37
[INFO] tweaked toml for crates.io crate forky_core 0.1.37 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typed-builder v0.18.0
[INFO] [stderr]   Downloaded leptos_reactive v0.5.4
[INFO] [stderr]   Downloaded quote-use-macros v0.7.2
[INFO] [stderr]   Downloaded self_cell v1.0.3
[INFO] [stderr]   Downloaded leptos_server v0.5.4
[INFO] [stderr]   Downloaded rstml v0.11.2
[INFO] [stderr]   Downloaded leptos_macro v0.5.4
[INFO] [stderr]   Downloaded server_fn_macro_default v0.5.4
[INFO] [stderr]   Downloaded drain_filter_polyfill v0.1.3
[INFO] [stderr]   Downloaded gloo-utils v0.1.7
[INFO] [stderr]   Downloaded xxhash-rust v0.8.8
[INFO] [stderr]   Downloaded extend v1.2.0
[INFO] [stderr]   Downloaded leptos v0.5.4
[INFO] [stderr]   Downloaded interpolator v0.5.0
[INFO] [stderr]   Downloaded server_fn_macro v0.5.4
[INFO] [stderr]   Downloaded serde_qs v0.12.0
[INFO] [stderr]   Downloaded inventory v0.3.14
[INFO] [stderr]   Downloaded typed-builder-macro v0.18.0
[INFO] [stderr]   Downloaded derive-where v1.2.7
[INFO] [stderr]   Downloaded leptos_dom v0.5.4
[INFO] [stderr]   Downloaded leptos_hot_reload v0.5.4
[INFO] [stderr]   Downloaded yansi v1.0.0-rc.1
[INFO] [stderr]   Downloaded leptos_config v0.5.4
[INFO] [stderr]   Downloaded manyhow v0.8.1
[INFO] [stderr]   Downloaded server_fn v0.5.4
[INFO] [stderr]   Downloaded proc-macro-utils v0.8.0
[INFO] [stderr]   Downloaded proc-macro2-diagnostics v0.10.1
[INFO] [stderr]   Downloaded attribute-derive v0.8.1
[INFO] [stderr]   Downloaded pad-adapter v0.1.1
[INFO] [stderr]   Downloaded attribute-derive-macro v0.8.1
[INFO] [stderr]   Downloaded manyhow-macros v0.8.1
[INFO] [stderr]   Downloaded collection_literals v1.0.1
[INFO] [stderr]   Downloaded quote-use v0.7.2
[INFO] [stderr]   Downloaded gloo-net v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52cf62c57b615bd7700f89f0a880b6503ca0ac2f0359efe26dee8bf7dd4d510a
[INFO] running `Command { std: "docker" "start" "-a" "52cf62c57b615bd7700f89f0a880b6503ca0ac2f0359efe26dee8bf7dd4d510a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52cf62c57b615bd7700f89f0a880b6503ca0ac2f0359efe26dee8bf7dd4d510a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52cf62c57b615bd7700f89f0a880b6503ca0ac2f0359efe26dee8bf7dd4d510a", kill_on_drop: false }`
[INFO] [stdout] 52cf62c57b615bd7700f89f0a880b6503ca0ac2f0359efe26dee8bf7dd4d510a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 362043ff22b4bb9b3f2c9fab137ca358abffcfc3c7327497066706ae189bfa5b
[INFO] running `Command { std: "docker" "start" "-a" "362043ff22b4bb9b3f2c9fab137ca358abffcfc3c7327497066706ae189bfa5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling extend v1.2.0
[INFO] [stderr]  Documenting forky_core v0.1.37 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.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 `forky_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name forky_core src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=0983aaea5bd290ad -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-fd85f3ee78419db7.rmeta --extern extend=/opt/rustwide/target/debug/deps/libextend-0e10e2ef66967188.so --extern getrandom=/opt/rustwide/target/debug/deps/libgetrandom-23e78bdd7479839f.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-8c2cab534c36cbcf.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-f3923ad92c6ede7b.rmeta --cap-lints=warn --crate-version 0.1.37` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "362043ff22b4bb9b3f2c9fab137ca358abffcfc3c7327497066706ae189bfa5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362043ff22b4bb9b3f2c9fab137ca358abffcfc3c7327497066706ae189bfa5b", kill_on_drop: false }`
[INFO] [stdout] 362043ff22b4bb9b3f2c9fab137ca358abffcfc3c7327497066706ae189bfa5b
