[INFO] cloning repository https://github.com/kaimast/tokio-uring-executor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaimast/tokio-uring-executor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaimast%2Ftokio-uring-executor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaimast%2Ftokio-uring-executor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 390654036fbe89cc0bfafca485ba6d0e41b46f63
[INFO] testing kaimast/tokio-uring-executor against 1.97.0-beta.6 for beta-1.98-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaimast%2Ftokio-uring-executor" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/kaimast/tokio-uring-executor
[INFO] finished tweaking git repo https://github.com/kaimast/tokio-uring-executor
[INFO] tweaked toml for git repo https://github.com/kaimast/tokio-uring-executor written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kaimast/tokio-uring-executor on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kaimast/tokio-uring-executor 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/bytedance/monoio.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-demangle v0.1.25
[INFO] [stderr]   Downloaded io-uring v0.6.4
[INFO] [stderr]   Downloaded fsio v0.4.1
[INFO] [stderr]   Downloaded redox_syscall v0.5.13
[INFO] [stderr]   Downloaded env_logger v0.11.8
[INFO] [stderr]   Downloaded nias v0.7.0
[INFO] [stderr]   Downloaded auto-const-array v0.2.2
[INFO] [stderr]   Downloaded rusty-hooks-integration v0.12.0
[INFO] [stderr]   Downloaded tokio-uring v0.5.0
[INFO] [stderr]   Downloaded jiff-static v0.2.15
[INFO] [stderr]   Downloaded rand v0.9.1
[INFO] [stderr]   Downloaded winnow v0.7.11
[INFO] [stderr]   Downloaded syn v2.0.103
[INFO] [stderr]   Downloaded jiff v0.2.15
[INFO] [stderr]   Downloaded libc v0.2.173
[INFO] [stderr]   Downloaded tokio v1.45.1
[INFO] [stderr]   Downloaded ci_info v0.14.14
[INFO] [stderr]   Downloaded envmnt v0.10.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c115c7059d30ce336acb3bc9839a888ed01b9eb88e9d8ae7df0285e67ac10cc2
[INFO] running `Command { std: "docker" "start" "c115c7059d30ce336acb3bc9839a888ed01b9eb88e9d8ae7df0285e67ac10cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c115c7059d30ce336acb3bc9839a888ed01b9eb88e9d8ae7df0285e67ac10cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c115c7059d30ce336acb3bc9839a888ed01b9eb88e9d8ae7df0285e67ac10cc2" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c115c7059d30ce336acb3bc9839a888ed01b9eb88e9d8ae7df0285e67ac10cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c115c7059d30ce336acb3bc9839a888ed01b9eb88e9d8ae7df0285e67ac10cc2" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.173
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling io-uring v0.6.4
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling monoio-macros v0.1.0 (https://github.com/bytedance/monoio.git#bff15f4c)
[INFO] [stderr]    Compiling auto-const-array v0.2.2
[INFO] [stderr]    Compiling kioto-uring-executor-macros v0.3.0-dev (/opt/rustwide/workdir/executor-macros)
[INFO] [stderr]    Compiling monoio v0.2.4 (https://github.com/bytedance/monoio.git#bff15f4c)
[INFO] [stderr]    Compiling kioto-uring-executor v0.3.0-dev (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trait_alias)]
[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 `kioto-uring-executor` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c115c7059d30ce336acb3bc9839a888ed01b9eb88e9d8ae7df0285e67ac10cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c115c7059d30ce336acb3bc9839a888ed01b9eb88e9d8ae7df0285e67ac10cc2", kill_on_drop: false }`
[INFO] [stdout] c115c7059d30ce336acb3bc9839a888ed01b9eb88e9d8ae7df0285e67ac10cc2
