[INFO] fetching crate ws2812-async 0.1.0...
[INFO] testing ws2812-async-0.1.0 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate ws2812-async 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate ws2812-async 0.1.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ws2812-async 0.1.0
[INFO] finished tweaking crates.io crate ws2812-async 0.1.0
[INFO] tweaked toml for crates.io crate ws2812-async 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate ws2812-async 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-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-hal-async v0.1.0-alpha.3
[INFO] [stderr]   Downloaded embedded-hal v1.0.0-alpha.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a6e9e093f0b4b74051384a0772e942d3f50c2b13013f392d7c648c689be9573
[INFO] running `Command { std: "docker" "start" "-a" "4a6e9e093f0b4b74051384a0772e942d3f50c2b13013f392d7c648c689be9573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a6e9e093f0b4b74051384a0772e942d3f50c2b13013f392d7c648c689be9573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a6e9e093f0b4b74051384a0772e942d3f50c2b13013f392d7c648c689be9573", kill_on_drop: false }`
[INFO] [stdout] 4a6e9e093f0b4b74051384a0772e942d3f50c2b13013f392d7c648c689be9573
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f67c26a345396c3095f42fd44d0d152397a9d23f2bb2e109da58b50946ae5ca
[INFO] running `Command { std: "docker" "start" "-a" "9f67c26a345396c3095f42fd44d0d152397a9d23f2bb2e109da58b50946ae5ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling embedded-hal v1.0.0-alpha.9
[INFO] [stderr]    Compiling embedded-hal-async v0.1.0-alpha.3
[INFO] [stderr]    Compiling rgb v0.8.34
[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-6f17d22bba15001f/embedded-hal-async-0.1.0-alpha.3/src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/embedded-hal-async-0.1.0-alpha.3/src/spi.rs:491:45
[INFO] [stdout]     |
[INFO] [stdout] 491 |     type TransactionFuture<'a, R, F, Fut> = impl Future<Output = Result<R, Self::Error>> + 'a
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `embedded-hal-async` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9f67c26a345396c3095f42fd44d0d152397a9d23f2bb2e109da58b50946ae5ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f67c26a345396c3095f42fd44d0d152397a9d23f2bb2e109da58b50946ae5ca", kill_on_drop: false }`
[INFO] [stdout] 9f67c26a345396c3095f42fd44d0d152397a9d23f2bb2e109da58b50946ae5ca
