[INFO] cloning repository https://github.com/gmhs-robotics/ozton
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmhs-robotics/ozton" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmhs-robotics%2Fozton", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmhs-robotics%2Fozton'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 161c34e45d132de3f4c16c75837f9705eccf9b44
[INFO] testing gmhs-robotics/ozton against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmhs-robotics%2Fozton" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/gmhs-robotics/ozton
[INFO] finished tweaking git repo https://github.com/gmhs-robotics/ozton
[INFO] tweaked toml for git repo https://github.com/gmhs-robotics/ozton written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gmhs-robotics/ozton 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 git repo https://github.com/gmhs-robotics/ozton 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 927ffbe7bd4d723a1fd6befaa1b1e943f65056f2d70a78ed203b62db93d7e91a
[INFO] running `Command { std: "docker" "start" "-a" "927ffbe7bd4d723a1fd6befaa1b1e943f65056f2d70a78ed203b62db93d7e91a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "927ffbe7bd4d723a1fd6befaa1b1e943f65056f2d70a78ed203b62db93d7e91a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "927ffbe7bd4d723a1fd6befaa1b1e943f65056f2d70a78ed203b62db93d7e91a", kill_on_drop: false }`
[INFO] [stdout] 927ffbe7bd4d723a1fd6befaa1b1e943f65056f2d70a78ed203b62db93d7e91a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3a79cacce739e2c9dc689a779d0775952e304b59f7e20d89a75b825537b6c894
[INFO] running `Command { std: "docker" "start" "-a" "3a79cacce739e2c9dc689a779d0775952e304b59f7e20d89a75b825537b6c894", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling vex-sdk v0.28.0
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling mint v0.5.9
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling toml_datetime v1.0.0+spec-1.1.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling glam v0.29.3
[INFO] [stderr]    Compiling vexide-async v0.2.0
[INFO] [stderr]    Compiling toml_parser v1.0.9+spec-1.1.0
[INFO] [stderr]    Compiling toml_edit v0.25.4+spec-1.1.0
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]    Compiling snafu-derive v0.8.9
[INFO] [stderr]    Compiling ptr_meta_derive v0.3.1
[INFO] [stderr]    Compiling bytecheck_derive v0.8.2
[INFO] [stderr]    Compiling munge_macro v0.4.7
[INFO] [stderr]    Compiling rkyv_derive v0.8.15
[INFO] [stderr]    Compiling ptr_meta v0.3.1
[INFO] [stderr]    Compiling rancor v0.1.1
[INFO] [stderr]    Compiling munge v0.4.7
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling bytecheck v0.8.2
[INFO] [stderr]    Compiling ozton-derive v0.3.0 (/opt/rustwide/workdir/packages/ozton-derive)
[INFO] [stderr]    Compiling rend v0.5.3
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling pin-project v1.1.11
[INFO] [stderr]    Compiling vexide-core v0.8.0
[INFO] [stderr]    Compiling rgb v0.8.53
[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/vexide-core-0.8.0/src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(never_type)]
[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 `vexide-core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3a79cacce739e2c9dc689a779d0775952e304b59f7e20d89a75b825537b6c894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a79cacce739e2c9dc689a779d0775952e304b59f7e20d89a75b825537b6c894", kill_on_drop: false }`
[INFO] [stdout] 3a79cacce739e2c9dc689a779d0775952e304b59f7e20d89a75b825537b6c894