[INFO] fetching crate ribir_widgets 0.0.1-alpha.5...
[INFO] documenting ribir_widgets-0.0.1-alpha.5 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate ribir_widgets 0.0.1-alpha.5 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ribir_widgets 0.0.1-alpha.5 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 ribir_widgets 0.0.1-alpha.5
[INFO] finished tweaking crates.io crate ribir_widgets 0.0.1-alpha.5
[INFO] tweaked toml for crates.io crate ribir_widgets 0.0.1-alpha.5 written to /workspace/builds/worker-4-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 ribir_builtin v0.0.1-alpha.5
[INFO] [stderr]   Downloaded gethostname v0.3.0
[INFO] [stderr]   Downloaded ribir_painter v0.0.1-alpha.5
[INFO] [stderr]   Downloaded ribir_macros v0.0.1-alpha.5
[INFO] [stderr]   Downloaded indextree v4.6.0
[INFO] [stderr]   Downloaded rxrust v1.0.0-beta.7
[INFO] [stderr]   Downloaded rustybuzz v0.7.0
[INFO] [stderr]   Downloaded ribir_core v0.0.1-alpha.5
[INFO] [stderr]   Downloaded fontdb v0.14.1
[INFO] [stderr]   Downloaded x11rb-protocol v0.12.0
[INFO] [stderr]   Downloaded x11rb v0.12.0
[INFO] [stderr]   Downloaded arboard v3.3.0
[INFO] [stderr]   Downloaded ribir_text v0.0.1-alpha.5
[INFO] [stderr]   Downloaded memmap2 v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 672bc66af3f3fc11a398bff6c00d3f004a442d2e0f43a050071cc5d2f6e2524a
[INFO] running `Command { std: "docker" "start" "-a" "672bc66af3f3fc11a398bff6c00d3f004a442d2e0f43a050071cc5d2f6e2524a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "672bc66af3f3fc11a398bff6c00d3f004a442d2e0f43a050071cc5d2f6e2524a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "672bc66af3f3fc11a398bff6c00d3f004a442d2e0f43a050071cc5d2f6e2524a", kill_on_drop: false }`
[INFO] [stdout] 672bc66af3f3fc11a398bff6c00d3f004a442d2e0f43a050071cc5d2f6e2524a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a9d01833001179a8fde0c551a3a9772f5b25ae0258882a0757d2a3004516ef8f
[INFO] running `Command { std: "docker" "start" "-a" "a9d01833001179a8fde0c551a3a9772f5b25ae0258882a0757d2a3004516ef8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling xml-rs v0.8.19
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[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking kurbo v0.9.5
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling xmlparser v0.13.6
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]    Compiling quote v1.0.35
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[INFO] [stderr]    Compiling thiserror v1.0.56
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[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]     Checking roxmltree v0.18.1
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[INFO] [stderr]     Checking fdeflate v0.3.3
[INFO] [stderr]    Compiling simplecss v0.2.1
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[INFO] [stderr]    Compiling zerocopy v0.7.32
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[INFO] [stderr]    Compiling aho-corasick v1.1.2
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[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling unicode-general-category v0.6.0
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[INFO] [stderr]    Compiling regex-syntax v0.8.2
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[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling rayon-core v1.12.0
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[INFO] [stderr]     Checking usvg-parser v0.33.0
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[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.1
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking xcursor v0.3.5
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking num v0.4.1
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[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling x11rb v0.12.0
[INFO] [stderr]     Checking usvg v0.33.0
[INFO] [stderr]    Compiling material-color-utilities-rs v0.2.1
[INFO] [stderr]     Checking x11rb-protocol v0.12.0
[INFO] [stderr]    Compiling tiny-skia-path v0.11.3
[INFO] [stderr]    Compiling winit v0.28.7
[INFO] [stderr]    Compiling regex-automata v0.4.3
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[INFO] [stderr]     Checking gethostname v0.3.0
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[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.1.0
[INFO] [stderr]     Checking unicode-script v0.5.5
[INFO] [stderr]     Checking ttf-parser v0.18.1
[INFO] [stderr]     Checking ttf-parser v0.19.2
[INFO] [stderr]     Checking either v1.9.0
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[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking ordered-float v3.9.2
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking raw-window-handle v0.5.2
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking indextree v4.6.0
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking wayland-cursor v0.29.5
[INFO] [stderr]     Checking webbrowser v0.8.12
[INFO] [stderr]    Compiling ribir_builtin v0.0.1-alpha.5
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking fontdb v0.14.1
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]     Checking rustybuzz v0.7.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling ribir_macros v0.0.1-alpha.5
[INFO] [stderr]     Checking calloop v0.10.6
[INFO] [stderr]     Checking arboard v3.3.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rxrust v1.0.0-beta.7
[INFO] [stderr]     Checking euclid v0.22.9
[INFO] [stderr]     Checking ribir_algo v0.0.1-alpha.5
[INFO] [stderr]     Checking serde_json v1.0.111
[INFO] [stderr]     Checking lyon_geom v1.0.5
[INFO] [stderr]     Checking ribir_geom v0.0.1-alpha.5
[INFO] [stderr]     Checking lyon_path v1.0.4
[INFO] [stderr]     Checking lyon_algorithms v1.0.4
[INFO] [stderr]     Checking ribir_painter v0.0.1-alpha.5
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ribir_painter-0.0.1-alpha.5/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn_floating_point_arithmetic, test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ribir_painter-0.0.1-alpha.5/src/lib.rs:1:48
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn_floating_point_arithmetic, test)]
[INFO] [stdout]   |                                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 compile `ribir_painter` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a9d01833001179a8fde0c551a3a9772f5b25ae0258882a0757d2a3004516ef8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9d01833001179a8fde0c551a3a9772f5b25ae0258882a0757d2a3004516ef8f", kill_on_drop: false }`
[INFO] [stdout] a9d01833001179a8fde0c551a3a9772f5b25ae0258882a0757d2a3004516ef8f
