Dec 02 20:16:56.000 INFO testing riker-cqrs-0.1.8 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 20:16:56.000 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 20:16:56.209 INFO [stdout] e6fbc783ccdb034208566fea0bfab9c282909bfd8be53bea6a5f2719ddc7dd2c
Dec 02 20:16:56.212 INFO running `"docker" "start" "-a" "e6fbc783ccdb034208566fea0bfab9c282909bfd8be53bea6a5f2719ddc7dd2c"`
Dec 02 20:16:56.923 INFO [stderr] usermod: no changes
Dec 02 20:16:57.127 INFO [stderr]    Compiling futures-core-preview v0.2.3
Dec 02 20:16:57.131 INFO [stderr]    Compiling config v0.8.0
Dec 02 20:16:58.335 INFO [stderr]    Compiling futures-channel-preview v0.2.2
Dec 02 20:16:58.335 INFO [stderr]    Compiling futures-io-preview v0.2.2
Dec 02 20:16:59.812 INFO [stderr]    Compiling futures-sink-preview v0.2.2
Dec 02 20:17:00.722 INFO [stderr]    Compiling futures-util-preview v0.2.2
Dec 02 20:17:04.743 INFO [stderr]    Compiling futures-executor-preview v0.2.2
Dec 02 20:17:06.456 INFO [stderr]    Compiling futures-stable-preview v0.2.3
Dec 02 20:17:06.522 INFO [stderr]    Compiling futures-async-runtime-preview v0.2.3
Dec 02 20:17:06.606 INFO [stderr]    Compiling futures-preview v0.2.2
Dec 02 20:17:07.478 INFO [stderr]    Compiling riker v0.1.8
Dec 02 20:17:10.471 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 20:17:10.471 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/riker-0.1.8/src/lib.rs:2:1
Dec 02 20:17:10.471 INFO [stderr]   |
Dec 02 20:17:10.471 INFO [stderr] 2 | #![feature(assoc_unix_epoch)]
Dec 02 20:17:10.471 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 20:17:10.471 INFO [stderr] 
Dec 02 20:17:10.475 INFO [stderr] error: aborting due to previous error
Dec 02 20:17:10.475 INFO [stderr] 
Dec 02 20:17:10.475 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 20:17:10.501 INFO [stderr] error: Could not compile `riker`.
Dec 02 20:17:10.501 INFO [stderr] 
Dec 02 20:17:10.501 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 20:17:10.507 INFO [stderr] su: No module specific data is present
Dec 02 20:17:11.181 INFO running `"docker" "inspect" "e6fbc783ccdb034208566fea0bfab9c282909bfd8be53bea6a5f2719ddc7dd2c"`
Dec 02 20:17:11.457 INFO running `"docker" "rm" "-f" "e6fbc783ccdb034208566fea0bfab9c282909bfd8be53bea6a5f2719ddc7dd2c"`
Dec 02 20:17:11.671 INFO [stdout] e6fbc783ccdb034208566fea0bfab9c282909bfd8be53bea6a5f2719ddc7dd2c