[INFO] fetching crate fluent_web 0.3.9...
[INFO] documenting fluent_web-0.3.9 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate fluent_web 0.3.9 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate fluent_web 0.3.9 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fluent_web 0.3.9
[INFO] finished tweaking crates.io crate fluent_web 0.3.9
[INFO] tweaked toml for crates.io crate fluent_web 0.3.9 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate fluent_web 0.3.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded markup5ever v0.11.0
[INFO] [stderr]   Downloaded proc-quote v0.4.0
[INFO] [stderr]   Downloaded supports-unicode v2.0.0
[INFO] [stderr]   Downloaded html5ever v0.26.0
[INFO] [stderr]   Downloaded parcel_selectors v0.26.2
[INFO] [stderr]   Downloaded kuchikiki v0.8.2
[INFO] [stderr]   Downloaded proc-quote-impl v0.3.2
[INFO] [stderr]   Downloaded cssparser v0.33.0
[INFO] [stderr]   Downloaded template-quote v0.3.0
[INFO] [stderr]   Downloaded cssparser-color v0.1.0
[INFO] [stderr]   Downloaded lightningcss v1.0.0-alpha.47
[INFO] [stderr]   Downloaded lightningcss-derive v1.0.0-alpha.40
[INFO] [stderr]   Downloaded template-quote-impl v0.3.0
[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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26df73ee93b6aee201bc2afd4a66d91939e11b3e7ab6701bba615af22973cb92
[INFO] running `Command { std: "docker" "start" "-a" "26df73ee93b6aee201bc2afd4a66d91939e11b3e7ab6701bba615af22973cb92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26df73ee93b6aee201bc2afd4a66d91939e11b3e7ab6701bba615af22973cb92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26df73ee93b6aee201bc2afd4a66d91939e11b3e7ab6701bba615af22973cb92", kill_on_drop: false }`
[INFO] [stdout] 26df73ee93b6aee201bc2afd4a66d91939e11b3e7ab6701bba615af22973cb92
[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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df1a47b5d44891ffd607e2934cc3b7603ada3da388cebf52b971ae7bb1b51c0e
[INFO] running `Command { std: "docker" "start" "-a" "df1a47b5d44891ffd607e2934cc3b7603ada3da388cebf52b971ae7bb1b51c0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking dtoa v1.0.9
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking dtoa-short v0.3.4
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling rustix v0.38.15
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking linux-raw-sys v0.4.8
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]    Compiling parcel_selectors v0.26.2
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking string_cache v0.8.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking supports-color v2.1.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]     Checking supports-unicode v2.0.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking data-encoding v2.4.0
[INFO] [stderr]     Checking proc-quote v0.4.0
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]    Compiling const-str-proc-macro v0.3.2
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling lightningcss-derive v1.0.0-alpha.40
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking const-str v0.3.2
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]    Compiling template-quote-impl v0.3.0
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking cssparser v0.33.0
[INFO] [stderr]     Checking template-quote v0.3.0
[INFO] [stderr]     Checking cssparser-color v0.1.0
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]     Checking lightningcss v1.0.0-alpha.47
[INFO] [stderr]     Checking kuchikiki v0.8.2
[INFO] [stderr]  Documenting fluent_web v0.3.9 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `fluent_web`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name fluent_web src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=6af1fe09e8180afb -L dependency=/opt/rustwide/target/debug/deps --extern html5ever=/opt/rustwide/target/debug/deps/libhtml5ever-67d9af4dd3aaded1.rmeta --extern kuchikiki=/opt/rustwide/target/debug/deps/libkuchikiki-eef92d82c5cd56ab.rmeta --extern lightningcss=/opt/rustwide/target/debug/deps/liblightningcss-3b11ea10becb1243.rmeta --extern markup5ever=/opt/rustwide/target/debug/deps/libmarkup5ever-930dcffcc8c051f0.rmeta --extern miette=/opt/rustwide/target/debug/deps/libmiette-fc0b80e0695817bd.rmeta --extern prettyplease=/opt/rustwide/target/debug/deps/libprettyplease-6a7a4084058b3015.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d5c68f517d50471b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-355597232cec7e6e.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-c58b1150450b0323.rmeta --extern template_quote=/opt/rustwide/target/debug/deps/libtemplate_quote-758b08b041e3f02b.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-1ee3d3c6f2d2c1b4.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-155dda4e32ad3a27.rmeta --cap-lints=warn --crate-version 0.3.9` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "df1a47b5d44891ffd607e2934cc3b7603ada3da388cebf52b971ae7bb1b51c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1a47b5d44891ffd607e2934cc3b7603ada3da388cebf52b971ae7bb1b51c0e", kill_on_drop: false }`
[INFO] [stdout] df1a47b5d44891ffd607e2934cc3b7603ada3da388cebf52b971ae7bb1b51c0e
[INFO] documenting fluent_web-0.3.9 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate fluent_web 0.3.9 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate fluent_web 0.3.9 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fluent_web 0.3.9
[INFO] finished tweaking crates.io crate fluent_web 0.3.9
[INFO] tweaked toml for crates.io crate fluent_web 0.3.9 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate fluent_web 0.3.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77cac51296cc1cbb7a755a54f77f10172a7ee7224fc786b5f99be7fa96bd85fd
[INFO] running `Command { std: "docker" "start" "-a" "77cac51296cc1cbb7a755a54f77f10172a7ee7224fc786b5f99be7fa96bd85fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77cac51296cc1cbb7a755a54f77f10172a7ee7224fc786b5f99be7fa96bd85fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77cac51296cc1cbb7a755a54f77f10172a7ee7224fc786b5f99be7fa96bd85fd", kill_on_drop: false }`
[INFO] [stdout] 77cac51296cc1cbb7a755a54f77f10172a7ee7224fc786b5f99be7fa96bd85fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+beta-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a695d2c69ff076e7ff8eb6eec41ceae43807891ea512109840c2a0484498c60
[INFO] running `Command { std: "docker" "start" "-a" "4a695d2c69ff076e7ff8eb6eec41ceae43807891ea512109840c2a0484498c60", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking dtoa v1.0.9
[INFO] [stderr]     Checking dtoa-short v0.3.4
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling rustix v0.38.15
[INFO] [stderr]     Checking linux-raw-sys v0.4.8
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling parcel_selectors v0.26.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking string_cache v0.8.7
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking supports-color v2.1.0
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking supports-unicode v2.0.0
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking proc-quote v0.4.0
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking data-encoding v2.4.0
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]    Compiling const-str-proc-macro v0.3.2
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking cssparser v0.33.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking const-str v0.3.2
[INFO] [stderr]    Compiling template-quote-impl v0.3.0
[INFO] [stderr]    Compiling lightningcss-derive v1.0.0-alpha.40
[INFO] [stderr]     Checking cssparser-color v0.1.0
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]     Checking template-quote v0.3.0
[INFO] [stderr]     Checking lightningcss v1.0.0-alpha.47
[INFO] [stderr]     Checking kuchikiki v0.8.2
[INFO] [stderr]  Documenting fluent_web v0.3.9 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `fluent_web`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2024-02-10-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name fluent_web src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=aa5c59e03a726e1f -L dependency=/opt/rustwide/target/debug/deps --extern html5ever=/opt/rustwide/target/debug/deps/libhtml5ever-5781776e36e8489e.rmeta --extern kuchikiki=/opt/rustwide/target/debug/deps/libkuchikiki-467e90801420dd7a.rmeta --extern lightningcss=/opt/rustwide/target/debug/deps/liblightningcss-e9eba138c4490327.rmeta --extern markup5ever=/opt/rustwide/target/debug/deps/libmarkup5ever-9cf8abc098737ac7.rmeta --extern miette=/opt/rustwide/target/debug/deps/libmiette-79b96254382720f0.rmeta --extern prettyplease=/opt/rustwide/target/debug/deps/libprettyplease-478e84d61870e68d.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2e2c85bb9f74de9e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-393aea4ea0c6f8a0.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-35386f5e5f21d23a.rmeta --extern template_quote=/opt/rustwide/target/debug/deps/libtemplate_quote-9ce0f5059261c9c2.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-e71ed2017748dd65.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-e1113d13c8e61f1f.rmeta --cap-lints=warn --crate-version 0.3.9` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "4a695d2c69ff076e7ff8eb6eec41ceae43807891ea512109840c2a0484498c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a695d2c69ff076e7ff8eb6eec41ceae43807891ea512109840c2a0484498c60", kill_on_drop: false }`
[INFO] [stdout] 4a695d2c69ff076e7ff8eb6eec41ceae43807891ea512109840c2a0484498c60
