[INFO] fetching crate tailwind-parse 0.17.0...
[INFO] testing tailwind-parse-0.17.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tailwind-parse 0.17.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate tailwind-parse 0.17.0
[INFO] finished tweaking crates.io crate tailwind-parse 0.17.0
[INFO] tweaked toml for crates.io crate tailwind-parse 0.17.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tailwind-parse 0.17.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 166 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding nom v7.1.3 (available: v8.0.0)
[INFO] [stderr]       Adding nom_locate v4.2.0 (available: v5.0.0)
[INFO] [stderr]       Adding phf v0.11.3 (available: v0.13.1)
[INFO] [stderr]       Adding swc_core v0.76.9 (available: v0.76.50)
[INFO] [stderr]       Adding test-case v2.2.2 (available: v3.3.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f3e201bedc883c0a104a4f12ecd984bec09664a2c8c307821fc766c27dd4c7b
[INFO] running `Command { std: "docker" "start" "-a" "1f3e201bedc883c0a104a4f12ecd984bec09664a2c8c307821fc766c27dd4c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f3e201bedc883c0a104a4f12ecd984bec09664a2c8c307821fc766c27dd4c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f3e201bedc883c0a104a4f12ecd984bec09664a2c8c307821fc766c27dd4c7b", kill_on_drop: false }`
[INFO] [stdout] 1f3e201bedc883c0a104a4f12ecd984bec09664a2c8c307821fc766c27dd4c7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fd31c877eb469f3c546718be18b248f0c573168878d15af6391a3c3148c9002
[INFO] running `Command { std: "docker" "start" "-a" "2fd31c877eb469f3c546718be18b248f0c573168878d15af6391a3c3148c9002", kill_on_drop: false }`
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling litemap v0.8.2
[INFO] [stderr]    Compiling writeable v0.6.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling better_scoped_tls v0.1.2
[INFO] [stderr]    Compiling num-conv v0.2.1
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
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[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling lexical-write-integer v0.8.5
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling lexical-write-float v0.8.5
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling eddie v0.4.2
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling lexical-core v0.8.5
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling lexical v6.1.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling stacker v0.1.24
[INFO] [stderr]    Compiling vergen v7.5.1
[INFO] [stderr]    Compiling nom_locate v4.2.0
[INFO] [stderr]    Compiling pmutil v0.5.3
[INFO] [stderr]    Compiling ar_archive_writer v0.5.1
[INFO] [stderr]    Compiling is-macro v0.2.2
[INFO] [stderr]    Compiling tailwind-parse-macro v0.17.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tailwind-parse-macro-0.17.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tailwind-parse-macro-0.17.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: there is a feature with a similar name: `option_filter`
[INFO] [stdout]   |
[INFO] [stdout] 1 - #![feature(drain_filter)]
[INFO] [stdout] 1 + #![feature(option_filter)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for mutable reference `&mut Vec<syn::Item>` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tailwind-parse-macro-0.17.0/src/lib.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |       let mut root = content
[INFO] [stdout]    |  ____________________-
[INFO] [stdout] 17 | |         .drain_filter(|i| {
[INFO] [stdout]    | |         -^^^^^^^^^^^^ method not found in `&mut Vec<syn::Item>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling swc_macros_common v0.3.14
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<Attribute>` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tailwind-parse-macro-0.17.0/src/lib.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 19 | /                 i.attrs
[INFO] [stdout] 20 | |                     .drain_filter(|a| a.path.segments.last().unwrap().ident.to_string().eq("root"))
[INFO] [stdout]    | |                     -^^^^^^^^^^^^ method not found in `Vec<Attribute>`
[INFO] [stdout]    | |_____________________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tailwind-parse-macro` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2fd31c877eb469f3c546718be18b248f0c573168878d15af6391a3c3148c9002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fd31c877eb469f3c546718be18b248f0c573168878d15af6391a3c3148c9002", kill_on_drop: false }`
[INFO] [stdout] 2fd31c877eb469f3c546718be18b248f0c573168878d15af6391a3c3148c9002
