[INFO] crate router-xiaobei 0.1.2 is already in cache
[INFO] checking router-xiaobei-0.1.2 against beta-2019-10-27 for pr-65897
[INFO] extracting crate router-xiaobei 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate router-xiaobei 0.1.2 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate router-xiaobei 0.1.2
[INFO] finished tweaking crates.io crate router-xiaobei 0.1.2
[INFO] tweaked toml for crates.io crate router-xiaobei 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2597fac047807427ab41a1b68d5d1f844484c401fa75e4d80a4e86fc0064f4ed
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2597fac047807427ab41a1b68d5d1f844484c401fa75e4d80a4e86fc0064f4ed"`
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]     Checking bumpalo v2.6.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling router-xiaobei-macro v0.1.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.53
[INFO] [stderr]    Compiling web-sys v0.3.30
[INFO] [stderr]     Checking dodrio v0.1.0
[INFO] [stderr]     Checking router-xiaobei v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(proc_macro_hygiene)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(proc_macro_hygiene)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `router-xiaobei`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `router-xiaobei`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2597fac047807427ab41a1b68d5d1f844484c401fa75e4d80a4e86fc0064f4ed"`
[INFO] running `"docker" "rm" "-f" "2597fac047807427ab41a1b68d5d1f844484c401fa75e4d80a4e86fc0064f4ed"`
[INFO] [stdout] 2597fac047807427ab41a1b68d5d1f844484c401fa75e4d80a4e86fc0064f4ed