[INFO] fetching crate impulse-ui-kit 0.12.0-alpha.3...
[INFO] testing impulse-ui-kit-0.12.0-alpha.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate impulse-ui-kit 0.12.0-alpha.3 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate impulse-ui-kit 0.12.0-alpha.3
[INFO] finished tweaking crates.io crate impulse-ui-kit 0.12.0-alpha.3
[INFO] tweaked toml for crates.io crate impulse-ui-kit 0.12.0-alpha.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate impulse-ui-kit 0.12.0-alpha.3 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate impulse-ui-kit 0.12.0-alpha.3 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c76c6695a3db87b6b223185e4fc4d8fdedf38cbb36e57bb6a8d37aa628a5101
[INFO] running `Command { std: "docker" "start" "-a" "9c76c6695a3db87b6b223185e4fc4d8fdedf38cbb36e57bb6a8d37aa628a5101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c76c6695a3db87b6b223185e4fc4d8fdedf38cbb36e57bb6a8d37aa628a5101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c76c6695a3db87b6b223185e4fc4d8fdedf38cbb36e57bb6a8d37aa628a5101", kill_on_drop: false }`
[INFO] [stdout] 9c76c6695a3db87b6b223185e4fc4d8fdedf38cbb36e57bb6a8d37aa628a5101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d342398a78a7036c1746d209952b3bfd3d1dbadaac33a60a0a799b24f4f9f624
[INFO] running `Command { std: "docker" "start" "-a" "d342398a78a7036c1746d209952b3bfd3d1dbadaac33a60a0a799b24f4f9f624", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling throw_error v0.2.0
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling send_wrapper v0.6.0
[INFO] [stderr]    Compiling or_poisoned v0.1.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling utf8-width v0.1.7
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]    Compiling winnow v0.7.6
[INFO] [stderr]    Compiling html-escape v0.2.13
[INFO] [stderr]    Compiling either_of v0.1.6
[INFO] [stderr]    Compiling next_tuple v0.1.0
[INFO] [stderr]    Compiling collection_literals v1.0.1
[INFO] [stderr]    Compiling const_str_slice_concat v0.1.0
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling linear-map v1.2.0
[INFO] [stderr]    Compiling interpolator v0.5.0
[INFO] [stderr]    Compiling drain_filter_polyfill v0.1.3
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling uuid v1.16.0
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling proc-macro-utils v0.10.0
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling sonic-simd v0.1.1
[INFO] [stderr]    Compiling sonic-number v0.1.0
[INFO] [stderr]    Compiling leptos-use v0.15.7
[INFO] [stderr]    Compiling fast-srgb8 v1.0.0
[INFO] [stderr]    Compiling icondata_core v0.1.0
[INFO] [stderr]    Compiling icondata_ai v0.0.10
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling manyhow-macros v0.11.4
[INFO] [stderr]    Compiling const_format v0.2.34
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling server_fn_macro v0.7.8
[INFO] [stderr]    Compiling manyhow v0.11.4
[INFO] [stderr]    Compiling prettyplease v0.2.32
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling derive-where v1.2.7
[INFO] [stderr]    Compiling syn_derive v0.2.0
[INFO] [stderr]    Compiling reactive_stores_macro v0.1.8
[INFO] [stderr]    Compiling quote-use-macros v0.8.4
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling typed-builder-macro v0.20.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling quote-use v0.8.4
[INFO] [stderr]    Compiling server_fn_macro_default v0.7.8
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling attribute-derive-macro v0.10.3
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling palette_derive v0.7.6
[INFO] [stderr]    Compiling thaw_macro v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling rstml v0.12.1
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling attribute-derive v0.10.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling typed-builder v0.20.1
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.100
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling default-struct-builder v0.5.1
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling js-sys v0.3.77
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling hydration_context v0.2.1
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling oco_ref v0.2.0
[INFO] [stderr]    Compiling serde_qs v0.13.0
[INFO] [stderr]    Compiling leptos_hot_reload v0.7.8
[INFO] [stderr]    Compiling faststr v0.2.31
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling sonic-rs v0.5.1
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]    Compiling codee v0.3.0
[INFO] [stderr]    Compiling leptos_macro v0.7.9
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.50
[INFO] [stderr]    Compiling web-sys v0.3.77
[INFO] [stderr]    Compiling any_spawner v0.2.0
[INFO] [stderr]    Compiling impulse-utils v0.12.0-alpha.3
[INFO] [stderr]    Compiling reactive_graph v0.1.8
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling toml v0.8.20
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling config v0.15.11
[INFO] [stderr]    Compiling leptos_config v0.7.8
[INFO] [stderr]    Compiling reactive_stores v0.1.8
[INFO] [stderr]    Compiling gloo-utils v0.2.0
[INFO] [stderr]    Compiling tachys v0.1.8
[INFO] [stderr]    Compiling console_log v1.0.0
[INFO] [stderr]    Compiling gloo-net v0.6.0
[INFO] [stderr]    Compiling wasm-streams v0.4.2
[INFO] [stderr]    Compiling server_fn v0.7.8
[INFO] [stderr]    Compiling leptos_server v0.7.8
[INFO] [stderr]    Compiling leptos_dom v0.7.8
[INFO] [stderr]    Compiling leptos v0.7.8
[INFO] [stderr]    Compiling thaw_utils v0.1.2
[INFO] [stderr]    Compiling thaw_components v0.3.2
[INFO] [stderr]    Compiling impulse-thaw v0.4.5-ui-kit-3
[INFO] [stderr]    Compiling impulse-ui-kit v0.12.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(let_chains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `let_chains` has been stable since `1.88.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![deny(warnings, clippy::todo, clippy::unimplemented)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[warn(stable_features)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `impulse-ui-kit` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d342398a78a7036c1746d209952b3bfd3d1dbadaac33a60a0a799b24f4f9f624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d342398a78a7036c1746d209952b3bfd3d1dbadaac33a60a0a799b24f4f9f624", kill_on_drop: false }`
[INFO] [stdout] d342398a78a7036c1746d209952b3bfd3d1dbadaac33a60a0a799b24f4f9f624
