Dec 02 21:59:01.840 INFO testing probe-0.1.6 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 21:59:01.841 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 02 21:59:02.044 INFO [stdout] ac34091b3ec2b0e87e8dbbec69139d7985eb0bdc73bef95c2433197abba3381e
Dec 02 21:59:02.046 INFO running `"docker" "start" "-a" "ac34091b3ec2b0e87e8dbbec69139d7985eb0bdc73bef95c2433197abba3381e"`
Dec 02 21:59:02.633 INFO [stderr] usermod: no changes
Dec 02 21:59:02.675 INFO [stderr]    Compiling probe v0.1.6 (/source)
Dec 02 21:59:02.738 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 21:59:02.738 INFO [stderr]   --> src/lib.rs:99:1
Dec 02 21:59:02.739 INFO [stderr]    |
Dec 02 21:59:02.739 INFO [stderr] 99 | #![feature(asm)]
Dec 02 21:59:02.739 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 02 21:59:02.739 INFO [stderr] 
Dec 02 21:59:02.739 INFO [stderr] error: aborting due to previous error
Dec 02 21:59:02.739 INFO [stderr] 
Dec 02 21:59:02.739 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 21:59:02.743 INFO [stderr] error: Could not compile `probe`.
Dec 02 21:59:02.743 INFO [stderr] 
Dec 02 21:59:02.743 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 21:59:02.745 INFO [stderr] su: No module specific data is present
Dec 02 21:59:03.083 INFO running `"docker" "inspect" "ac34091b3ec2b0e87e8dbbec69139d7985eb0bdc73bef95c2433197abba3381e"`
Dec 02 21:59:03.193 INFO running `"docker" "rm" "-f" "ac34091b3ec2b0e87e8dbbec69139d7985eb0bdc73bef95c2433197abba3381e"`
Dec 02 21:59:03.287 INFO [stdout] ac34091b3ec2b0e87e8dbbec69139d7985eb0bdc73bef95c2433197abba3381e