Dec 03 17:56:31.814 INFO testing bluetooth-hci-0.0.3 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 17:56:31.814 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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 17:56:31.996 INFO [stdout] 0150883181fcc12eaeed4146a15aeb3ddcfdb9cee3ec467bb4cebb55634db948
Dec 03 17:56:32.000 INFO running `"docker" "start" "-a" "0150883181fcc12eaeed4146a15aeb3ddcfdb9cee3ec467bb4cebb55634db948"`
Dec 03 17:56:32.464 INFO [stderr] usermod: no changes
Dec 03 17:56:32.501 INFO [stderr]    Compiling bluetooth-hci v0.0.3 (/source)
Dec 03 17:56:32.898 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 17:56:32.898 INFO [stderr]   --> src/lib.rs:78:1
Dec 03 17:56:32.898 INFO [stderr]    |
Dec 03 17:56:32.898 INFO [stderr] 78 | #![feature(const_fn)]
Dec 03 17:56:32.898 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 03 17:56:32.898 INFO [stderr] 
Dec 03 17:56:32.898 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 17:56:32.898 INFO [stderr]   --> src/lib.rs:79:1
Dec 03 17:56:32.898 INFO [stderr]    |
Dec 03 17:56:32.898 INFO [stderr] 79 | #![feature(try_from)]
Dec 03 17:56:32.898 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 03 17:56:32.898 INFO [stderr] 
Dec 03 17:56:32.898 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 17:56:32.898 INFO [stderr]   --> src/lib.rs:80:1
Dec 03 17:56:32.898 INFO [stderr]    |
Dec 03 17:56:32.898 INFO [stderr] 80 | #![feature(never_type)]
Dec 03 17:56:32.898 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 17:56:32.898 INFO [stderr] 
Dec 03 17:56:32.933 INFO [stderr] error: aborting due to 3 previous errors
Dec 03 17:56:32.933 INFO [stderr] 
Dec 03 17:56:32.934 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 17:56:32.940 INFO [stderr] error: Could not compile `bluetooth-hci`.
Dec 03 17:56:32.940 INFO [stderr] 
Dec 03 17:56:32.940 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 17:56:32.942 INFO [stderr] su: No module specific data is present
Dec 03 17:56:33.310 INFO running `"docker" "inspect" "0150883181fcc12eaeed4146a15aeb3ddcfdb9cee3ec467bb4cebb55634db948"`
Dec 03 17:56:33.515 INFO running `"docker" "rm" "-f" "0150883181fcc12eaeed4146a15aeb3ddcfdb9cee3ec467bb4cebb55634db948"`
Dec 03 17:56:33.766 INFO [stdout] 0150883181fcc12eaeed4146a15aeb3ddcfdb9cee3ec467bb4cebb55634db948