[INFO] fetching crate fluent_web 0.3.9...
[INFO] testing fluent_web-0.3.9 against 1.75.0 for beta-1.76-1
[INFO] extracting crate fluent_web 0.3.9 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate fluent_web 0.3.9 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 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-6-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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-quote v0.4.0
[INFO] [stderr]   Downloaded textwrap v0.15.2
[INFO] [stderr]   Downloaded template-quote-impl v0.3.0
[INFO] [stderr]   Downloaded smawk v0.3.2
[INFO] [stderr]   Downloaded supports-hyperlinks v2.1.0
[INFO] [stderr]   Downloaded const-str-proc-macro v0.3.2
[INFO] [stderr]   Downloaded cssparser v0.33.0
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.5
[INFO] [stderr]   Downloaded supports-unicode v2.0.0
[INFO] [stderr]   Downloaded kuchikiki v0.8.2
[INFO] [stderr]   Downloaded supports-color v2.1.0
[INFO] [stderr]   Downloaded template-quote v0.3.0
[INFO] [stderr]   Downloaded const-str v0.3.2
[INFO] [stderr]   Downloaded cssparser-color v0.1.0
[INFO] [stderr]   Downloaded backtrace-ext v0.2.1
[INFO] [stderr]   Downloaded proc-quote-impl v0.3.2
[INFO] [stderr]   Downloaded lightningcss v1.0.0-alpha.47
[INFO] [stderr]   Downloaded lightningcss-derive v1.0.0-alpha.40
[INFO] [stderr]   Downloaded parcel_selectors v0.26.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4f71e9713853fa966d22720e9ff151d36c1ee2f7d5454025e753ad7af1686a96
[INFO] running `Command { std: "docker" "start" "-a" "4f71e9713853fa966d22720e9ff151d36c1ee2f7d5454025e753ad7af1686a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f71e9713853fa966d22720e9ff151d36c1ee2f7d5454025e753ad7af1686a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f71e9713853fa966d22720e9ff151d36c1ee2f7d5454025e753ad7af1686a96", kill_on_drop: false }`
[INFO] [stdout] 4f71e9713853fa966d22720e9ff151d36c1ee2f7d5454025e753ad7af1686a96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d6de481a5ce323c4c61ec8a21b0e9ef3f4da730c798ca48366f8067f5b6f855
[INFO] running `Command { std: "docker" "start" "-a" "6d6de481a5ce323c4c61ec8a21b0e9ef3f4da730c798ca48366f8067f5b6f855", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling dtoa v1.0.9
[INFO] [stderr]    Compiling rustix v0.38.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling dtoa-short v0.3.4
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.8
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling gimli v0.28.0
[INFO] [stderr]    Compiling memchr v2.6.3
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling object v0.32.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[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 is-terminal v0.4.9
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]    Compiling smawk v0.3.2
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling is_ci v1.1.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling textwrap v0.15.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling supports-color v2.1.0
[INFO] [stderr]    Compiling supports-unicode v2.0.0
[INFO] [stderr]    Compiling supports-hyperlinks v2.1.0
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling pathdiff v0.2.1
[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 phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling proc-quote v0.4.0
[INFO] [stderr]    Compiling parcel_selectors v0.26.2
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling data-encoding v2.4.0
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling uuid v1.4.1
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling 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]    Compiling lightningcss-derive v1.0.0-alpha.40
[INFO] [stderr]    Compiling template-quote-impl v0.3.0
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling cssparser v0.33.0
[INFO] [stderr]    Compiling const-str v0.3.2
[INFO] [stderr]    Compiling miette v5.10.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling cssparser-color v0.1.0
[INFO] [stderr]    Compiling template-quote v0.3.0
[INFO] [stderr]    Compiling lightningcss v1.0.0-alpha.47
[INFO] [stderr]    Compiling kuchikiki v0.8.2
[INFO] [stderr]    Compiling 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 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 compile `fluent_web` (bin "fluent_web") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6d6de481a5ce323c4c61ec8a21b0e9ef3f4da730c798ca48366f8067f5b6f855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d6de481a5ce323c4c61ec8a21b0e9ef3f4da730c798ca48366f8067f5b6f855", kill_on_drop: false }`
[INFO] [stdout] 6d6de481a5ce323c4c61ec8a21b0e9ef3f4da730c798ca48366f8067f5b6f855
[INFO] testing fluent_web-0.3.9 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate fluent_web 0.3.9 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate fluent_web 0.3.9 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-6-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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f5f4fe363c36c34a04b800c4bda437cb672dd33f085cc7d99d167c4e9e7d473
[INFO] running `Command { std: "docker" "start" "-a" "7f5f4fe363c36c34a04b800c4bda437cb672dd33f085cc7d99d167c4e9e7d473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f5f4fe363c36c34a04b800c4bda437cb672dd33f085cc7d99d167c4e9e7d473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f5f4fe363c36c34a04b800c4bda437cb672dd33f085cc7d99d167c4e9e7d473", kill_on_drop: false }`
[INFO] [stdout] 7f5f4fe363c36c34a04b800c4bda437cb672dd33f085cc7d99d167c4e9e7d473
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55a4b3243eba3fb234d14e686bcd5b324013a08c9d88c17902ec8fdd2aa07e8a
[INFO] running `Command { std: "docker" "start" "-a" "55a4b3243eba3fb234d14e686bcd5b324013a08c9d88c17902ec8fdd2aa07e8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling dtoa v1.0.9
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling rustix v0.38.15
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling dtoa-short v0.3.4
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.8
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling gimli v0.28.0
[INFO] [stderr]    Compiling memchr v2.6.3
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling object v0.32.1
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling smawk v0.3.2
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling is_ci v1.1.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling supports-color v2.1.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling supports-unicode v2.0.0
[INFO] [stderr]    Compiling supports-hyperlinks v2.1.0
[INFO] [stderr]    Compiling textwrap v0.15.2
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling pathdiff v0.2.1
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling data-encoding v2.4.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling parcel_selectors v0.26.2
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling proc-quote v0.4.0
[INFO] [stderr]    Compiling uuid v1.4.1
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling 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]    Compiling template-quote-impl v0.3.0
[INFO] [stderr]    Compiling lightningcss-derive v1.0.0-alpha.40
[INFO] [stderr]    Compiling const-str v0.3.2
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling cssparser v0.33.0
[INFO] [stderr]    Compiling template-quote v0.3.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling miette v5.10.0
[INFO] [stderr]    Compiling cssparser-color v0.1.0
[INFO] [stderr]    Compiling lightningcss v1.0.0-alpha.47
[INFO] [stderr]    Compiling kuchikiki v0.8.2
[INFO] [stderr]    Compiling 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 compile `fluent_web` (bin "fluent_web") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "55a4b3243eba3fb234d14e686bcd5b324013a08c9d88c17902ec8fdd2aa07e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55a4b3243eba3fb234d14e686bcd5b324013a08c9d88c17902ec8fdd2aa07e8a", kill_on_drop: false }`
[INFO] [stdout] 55a4b3243eba3fb234d14e686bcd5b324013a08c9d88c17902ec8fdd2aa07e8a
