[INFO] cloning repository https://github.com/maboesanman/cozal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maboesanman/cozal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaboesanman%2Fcozal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaboesanman%2Fcozal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e3f19c2441fd873b1f4d382cc9fe926e9e80e27
[INFO] testing maboesanman/cozal 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%2Fmaboesanman%2Fcozal" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/maboesanman/cozal
[INFO] finished tweaking git repo https://github.com/maboesanman/cozal
[INFO] tweaked toml for git repo https://github.com/maboesanman/cozal written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/maboesanman/cozal 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/maboesanman/cozal 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] 2564227e330120b60e2e2b21d3e59eaa8d046470d03989333ee3a1302fd900e6
[INFO] running `Command { std: "docker" "start" "-a" "2564227e330120b60e2e2b21d3e59eaa8d046470d03989333ee3a1302fd900e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2564227e330120b60e2e2b21d3e59eaa8d046470d03989333ee3a1302fd900e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2564227e330120b60e2e2b21d3e59eaa8d046470d03989333ee3a1302fd900e6", kill_on_drop: false }`
[INFO] [stdout] 2564227e330120b60e2e2b21d3e59eaa8d046470d03989333ee3a1302fd900e6
[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] 719514454c8d4679d69330a439ef96ef4e098b9942d0ae79f0148f34fbb6ac5f
[INFO] running `Command { std: "docker" "start" "-a" "719514454c8d4679d69330a439ef96ef4e098b9942d0ae79f0148f34fbb6ac5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling pin-project-lite v0.2.11
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling im-rc v15.1.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling async-trait v0.1.72
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling type_erased_vec v0.2.0
[INFO] [stderr]    Compiling bytes v1.4.0
[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/type_erased_vec-0.2.0/src/lib.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | #![feature(allocator_api)]
[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 `type_erased_vec` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "719514454c8d4679d69330a439ef96ef4e098b9942d0ae79f0148f34fbb6ac5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "719514454c8d4679d69330a439ef96ef4e098b9942d0ae79f0148f34fbb6ac5f", kill_on_drop: false }`
[INFO] [stdout] 719514454c8d4679d69330a439ef96ef4e098b9942d0ae79f0148f34fbb6ac5f
