[INFO] fetching crate rustidy-macros 0.1.0...
[INFO] testing rustidy-macros-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rustidy-macros 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rustidy-macros 0.1.0
[INFO] finished tweaking crates.io crate rustidy-macros 0.1.0
[INFO] tweaked toml for crates.io crate rustidy-macros 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustidy-macros 0.1.0 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] crate crates.io crate rustidy-macros 0.1.0 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-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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d7c948fae7fef303ccb5eac83be4f5ef5a98edeb375ef8c8022f5b4e8fc10bc1
[INFO] running `Command { std: "docker" "start" "-a" "d7c948fae7fef303ccb5eac83be4f5ef5a98edeb375ef8c8022f5b4e8fc10bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7c948fae7fef303ccb5eac83be4f5ef5a98edeb375ef8c8022f5b4e8fc10bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7c948fae7fef303ccb5eac83be4f5ef5a98edeb375ef8c8022f5b4e8fc10bc1", kill_on_drop: false }`
[INFO] [stdout] d7c948fae7fef303ccb5eac83be4f5ef5a98edeb375ef8c8022f5b4e8fc10bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cea0bc4ae9c8f2d45362f2b3fbadc25ef431006e8c8c7d50c6acd5806b599ebd
[INFO] running `Command { std: "docker" "start" "-a" "cea0bc4ae9c8f2d45362f2b3fbadc25ef431006e8c8c7d50c6acd5806b599ebd", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling convert_case v0.11.0
[INFO] [stderr]    Compiling app-error v0.1.0
[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/app-error-0.1.0/src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / #![feature(
[INFO] [stdout] 19 | |     decl_macro,
[INFO] [stdout] 20 | |     try_trait_v2,
[INFO] [stdout] 21 | |     extend_one,
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |     unwrap_infallible
[INFO] [stdout] 26 | | )]
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `app-error` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cea0bc4ae9c8f2d45362f2b3fbadc25ef431006e8c8c7d50c6acd5806b599ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cea0bc4ae9c8f2d45362f2b3fbadc25ef431006e8c8c7d50c6acd5806b599ebd", kill_on_drop: false }`
[INFO] [stdout] cea0bc4ae9c8f2d45362f2b3fbadc25ef431006e8c8c7d50c6acd5806b599ebd
