Dec 03 17:56:33.808 INFO testing bluetooth-hci-0.0.3 against 1.30.1 for beta-1.31-5
Dec 03 17:56:33.808 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 17:56:34.111 INFO [stdout] 946e4423e685a882d570089a2bea4934c3655ca5ac77207aec830d5993a47d62
Dec 03 17:56:34.117 INFO running `"docker" "start" "-a" "946e4423e685a882d570089a2bea4934c3655ca5ac77207aec830d5993a47d62"`
Dec 03 17:56:34.692 INFO [stderr] usermod: no changes
Dec 03 17:56:34.729 INFO [stderr]    Compiling bluetooth-hci v0.0.3 (/source)
Dec 03 17:56:35.126 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 17:56:35.126 INFO [stderr]   --> src/lib.rs:78:1
Dec 03 17:56:35.126 INFO [stderr]    |
Dec 03 17:56:35.126 INFO [stderr] 78 | #![feature(const_fn)]
Dec 03 17:56:35.126 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 03 17:56:35.126 INFO [stderr] 
Dec 03 17:56:35.126 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 17:56:35.126 INFO [stderr]   --> src/lib.rs:79:1
Dec 03 17:56:35.126 INFO [stderr]    |
Dec 03 17:56:35.126 INFO [stderr] 79 | #![feature(try_from)]
Dec 03 17:56:35.126 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 03 17:56:35.126 INFO [stderr] 
Dec 03 17:56:35.126 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 17:56:35.126 INFO [stderr]   --> src/lib.rs:80:1
Dec 03 17:56:35.126 INFO [stderr]    |
Dec 03 17:56:35.126 INFO [stderr] 80 | #![feature(never_type)]
Dec 03 17:56:35.126 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 17:56:35.126 INFO [stderr] 
Dec 03 17:56:35.163 INFO [stderr] error: aborting due to 3 previous errors
Dec 03 17:56:35.163 INFO [stderr] 
Dec 03 17:56:35.163 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 17:56:35.169 INFO [stderr] error: Could not compile `bluetooth-hci`.
Dec 03 17:56:35.169 INFO [stderr] 
Dec 03 17:56:35.169 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 17:56:35.176 INFO [stderr] su: No module specific data is present
Dec 03 17:56:35.489 INFO running `"docker" "inspect" "946e4423e685a882d570089a2bea4934c3655ca5ac77207aec830d5993a47d62"`
Dec 03 17:56:35.645 INFO running `"docker" "rm" "-f" "946e4423e685a882d570089a2bea4934c3655ca5ac77207aec830d5993a47d62"`
Dec 03 17:56:35.742 INFO [stdout] 946e4423e685a882d570089a2bea4934c3655ca5ac77207aec830d5993a47d62