[INFO] crate bluetooth-hci 0.0.3 is already in cache
[INFO] checking bluetooth-hci-0.0.3 against try#5e633973aa9255a88b65a39484627bb54e6044b3 for pr-66063
[INFO] extracting crate bluetooth-hci 0.0.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bluetooth-hci 0.0.3 on toolchain 5e633973aa9255a88b65a39484627bb54e6044b3
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5e633973aa9255a88b65a39484627bb54e6044b3" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bluetooth-hci 0.0.3
[INFO] finished tweaking crates.io crate bluetooth-hci 0.0.3
[INFO] tweaked toml for crates.io crate bluetooth-hci 0.0.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5e633973aa9255a88b65a39484627bb54e6044b3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5e633973aa9255a88b65a39484627bb54e6044b3" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: `default-features = [".."]` was found in [features]. Did you mean to use `default = [".."]`?
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+5e633973aa9255a88b65a39484627bb54e6044b3" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7819d1a5521eedb805fa02215365519c98b55bd6e55838c8dda9f0745c82390d
[INFO] running `"docker" "start" "-a" "7819d1a5521eedb805fa02215365519c98b55bd6e55838c8dda9f0745c82390d"`
[INFO] [stderr] warning: `default-features = [".."]` was found in [features]. Did you mean to use `default = [".."]`?
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking byteorder v1.3.2
[INFO] [stderr]     Checking bluetooth-hci v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | #![feature(const_fn)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | #![feature(try_from)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | #![feature(never_type)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | #![feature(const_fn)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | #![feature(try_from)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | #![feature(never_type)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `bluetooth-hci`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `bluetooth-hci`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7819d1a5521eedb805fa02215365519c98b55bd6e55838c8dda9f0745c82390d"`
[INFO] running `"docker" "rm" "-f" "7819d1a5521eedb805fa02215365519c98b55bd6e55838c8dda9f0745c82390d"`
[INFO] [stdout] 7819d1a5521eedb805fa02215365519c98b55bd6e55838c8dda9f0745c82390d