Dec 01 14:08:55.581 INFO testing jechase/rlox against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 14:08:55.581 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 01 14:08:56.015 INFO [stdout] b1237559f35590363228e85ac1b68dd2d44e8186dc0e87e8fabffcda43d6c23a
Dec 01 14:08:56.019 INFO running `"docker" "start" "-a" "b1237559f35590363228e85ac1b68dd2d44e8186dc0e87e8fabffcda43d6c23a"`
Dec 01 14:08:56.917 INFO [stderr] usermod: no changes
Dec 01 14:08:57.078 INFO [stderr]    Compiling syn v0.14.9
Dec 01 14:08:57.088 INFO [stderr]    Compiling tendril v0.4.0
Dec 01 14:08:57.088 INFO [stderr]    Compiling display_derive v0.0.0
Dec 01 14:09:11.323 INFO [stderr]    Compiling synstructure v0.9.0
Dec 01 14:09:16.707 INFO [stderr]    Compiling failure_derive v0.1.2
Dec 01 14:09:20.619 INFO [stderr]    Compiling failure v0.1.2
Dec 01 14:09:21.872 INFO [stderr]    Compiling rlox v0.1.0 (/source)
Dec 01 14:09:22.952 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 14:09:22.952 INFO [stderr]  --> src/lib/lib.rs:1:1
Dec 01 14:09:22.952 INFO [stderr]   |
Dec 01 14:09:22.952 INFO [stderr] 1 | #![feature(nll)]
Dec 01 14:09:22.952 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 01 14:09:22.952 INFO [stderr] 
Dec 01 14:09:22.952 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 14:09:22.952 INFO [stderr]  --> src/lib/lib.rs:3:1
Dec 01 14:09:22.952 INFO [stderr]   |
Dec 01 14:09:22.952 INFO [stderr] 3 | #![feature(transpose_result)]
Dec 01 14:09:22.952 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 14:09:22.952 INFO [stderr] 
Dec 01 14:09:22.952 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 14:09:22.952 INFO [stderr] 
Dec 01 14:09:22.953 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 14:09:22.956 INFO [stderr] error: Could not compile `rlox`.
Dec 01 14:09:22.956 INFO [stderr] 
Dec 01 14:09:22.956 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 14:09:22.957 INFO [stderr] su: No module specific data is present
Dec 01 14:09:24.171 INFO running `"docker" "inspect" "b1237559f35590363228e85ac1b68dd2d44e8186dc0e87e8fabffcda43d6c23a"`
Dec 01 14:09:24.471 INFO running `"docker" "rm" "-f" "b1237559f35590363228e85ac1b68dd2d44e8186dc0e87e8fabffcda43d6c23a"`
Dec 01 14:09:24.814 INFO [stdout] b1237559f35590363228e85ac1b68dd2d44e8186dc0e87e8fabffcda43d6c23a
