[INFO] fetching crate skima 0.1.0...
[INFO] documenting skima-0.1.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate skima 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate skima 0.1.0 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 skima 0.1.0
[INFO] finished tweaking crates.io crate skima 0.1.0
[INFO] tweaked toml for crates.io crate skima 0.1.0 written to /workspace/builds/worker-5-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]  Downloading crates ...
[INFO] [stderr]   Downloaded castaway v0.2.2
[INFO] [stderr]   Downloaded observe v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 558c73ee8f2d6c396d9be73cb9a2b9c69fc80a2641580cda1933a6199d3c05dc
[INFO] running `Command { std: "docker" "start" "-a" "558c73ee8f2d6c396d9be73cb9a2b9c69fc80a2641580cda1933a6199d3c05dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "558c73ee8f2d6c396d9be73cb9a2b9c69fc80a2641580cda1933a6199d3c05dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558c73ee8f2d6c396d9be73cb9a2b9c69fc80a2641580cda1933a6199d3c05dc", kill_on_drop: false }`
[INFO] [stdout] 558c73ee8f2d6c396d9be73cb9a2b9c69fc80a2641580cda1933a6199d3c05dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9e962ab9f7aebb12fa6ed5e3e3062d302b6cc04671efd04dc7971c49e5422293
[INFO] running `Command { std: "docker" "start" "-a" "9e962ab9f7aebb12fa6ed5e3e3062d302b6cc04671efd04dc7971c49e5422293", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking enclose v1.1.8
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking castaway v0.2.2
[INFO] [stderr]     Checking by_address v1.1.0
[INFO] [stderr]     Checking bumpalo v3.14.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.89
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling no-panic v0.1.28
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.89
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.89
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking observe v1.2.0
[INFO] [stderr]     Checking wasm-bindgen v0.2.89
[INFO] [stderr]     Checking js-sys v0.3.66
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking tracing-wasm v0.2.1
[INFO] [stderr]     Checking web-sys v0.3.66
[INFO] [stderr]  Documenting skima v0.1.0 (/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(associated_type_defaults)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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(type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(arbitrary_self_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(core_intrinsics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(decl_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(unboxed_closures)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(fn_traits)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(tuple_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 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 `skima`
[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 cdylib --crate-type rlib --crate-name skima src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8411c8f66845c756 -L dependency=/opt/rustwide/target/debug/deps --extern bumpalo=/opt/rustwide/target/debug/deps/libbumpalo-f0f7173a7e1f5c31.rmeta --extern by_address=/opt/rustwide/target/debug/deps/libby_address-e3cddb237ad03778.rmeta --extern castaway=/opt/rustwide/target/debug/deps/libcastaway-59b0ee8366a3f2ad.rmeta --extern console_error_panic_hook=/opt/rustwide/target/debug/deps/libconsole_error_panic_hook-32383e0af52be0ca.rmeta --extern downcast_rs=/opt/rustwide/target/debug/deps/libdowncast_rs-ab6f4d8d9b0c7d2b.rmeta --extern fxhash=/opt/rustwide/target/debug/deps/libfxhash-94022c626b334f46.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-58405e37aead09da.rmeta --extern js_sys=/opt/rustwide/target/debug/deps/libjs_sys-b88e905cd0806d25.rmeta --extern no_panic=/opt/rustwide/target/debug/deps/libno_panic-6efcd6ab4ec90b0b.so --extern observe=/opt/rustwide/target/debug/deps/libobserve-0c059122385f3ca8.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-3d52a36b15060ee5.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-4a9dcf7e2a2449ed.rmeta --extern tracing_wasm=/opt/rustwide/target/debug/deps/libtracing_wasm-49ec89e3cd4aad2a.rmeta --extern wasm_bindgen=/opt/rustwide/target/debug/deps/libwasm_bindgen-82b733d78ee9dd62.rmeta --extern web_sys=/opt/rustwide/target/debug/deps/libweb_sys-d507978ae19182a4.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "9e962ab9f7aebb12fa6ed5e3e3062d302b6cc04671efd04dc7971c49e5422293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e962ab9f7aebb12fa6ed5e3e3062d302b6cc04671efd04dc7971c49e5422293", kill_on_drop: false }`
[INFO] [stdout] 9e962ab9f7aebb12fa6ed5e3e3062d302b6cc04671efd04dc7971c49e5422293
