[INFO] fetching crate rocketmq-rust 0.9.0...
[INFO] testing rocketmq-rust-0.9.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate rocketmq-rust 0.9.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rocketmq-rust 0.9.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rocketmq-rust 0.9.0
[INFO] tweaked toml for crates.io crate rocketmq-rust 0.9.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rocketmq-rust 0.9.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rocketmq-rust 0.9.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rocketmq-error v0.9.0
[INFO] [stderr]   Downloaded cron v0.16.0
[INFO] [stderr]   Downloaded bitflags v2.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 88665ef9683ec3f1d0d4624776b83735ba284270805b3a50e20cefcb5bae60c3
[INFO] running `Command { std: "docker" "start" "88665ef9683ec3f1d0d4624776b83735ba284270805b3a50e20cefcb5bae60c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88665ef9683ec3f1d0d4624776b83735ba284270805b3a50e20cefcb5bae60c3", 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" "88665ef9683ec3f1d0d4624776b83735ba284270805b3a50e20cefcb5bae60c3" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88665ef9683ec3f1d0d4624776b83735ba284270805b3a50e20cefcb5bae60c3", 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" "88665ef9683ec3f1d0d4624776b83735ba284270805b3a50e20cefcb5bae60c3" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v1.0.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling smallvec v1.15.2
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling uuid v1.23.3
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling rocketmq-error v0.9.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling tokio v1.52.3
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling chrono v0.4.45
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling cron v0.16.0
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling rocketmq-rust v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(sync_unsafe_cell)]
[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 `rocketmq-rust` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "88665ef9683ec3f1d0d4624776b83735ba284270805b3a50e20cefcb5bae60c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88665ef9683ec3f1d0d4624776b83735ba284270805b3a50e20cefcb5bae60c3", kill_on_drop: false }`
[INFO] [stdout] 88665ef9683ec3f1d0d4624776b83735ba284270805b3a50e20cefcb5bae60c3
