Dec 01 21:09:45.328 INFO testing conundrumer/crossword against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 21:09:45.328 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 01 21:09:45.855 INFO [stdout] c0d27f9c20e07c3f8d076988c5bee19ee514b32ead50d607e87ca63967655fda
Dec 01 21:09:45.857 INFO running `"docker" "start" "-a" "c0d27f9c20e07c3f8d076988c5bee19ee514b32ead50d607e87ca63967655fda"`
Dec 01 21:09:47.987 INFO [stderr] usermod: no changes
Dec 01 21:09:48.031 INFO [stderr]    Compiling crossword v0.1.0 (/source)
Dec 01 21:09:48.515 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 21:09:48.515 INFO [stderr]  --> src/main.rs:1:1
Dec 01 21:09:48.515 INFO [stderr]   |
Dec 01 21:09:48.515 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 01 21:09:48.515 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 21:09:48.515 INFO [stderr] 
Dec 01 21:09:48.515 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 21:09:48.515 INFO [stderr]  --> src/main.rs:3:1
Dec 01 21:09:48.515 INFO [stderr]   |
Dec 01 21:09:48.515 INFO [stderr] 3 | #![feature(test)]
Dec 01 21:09:48.515 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 01 21:09:48.515 INFO [stderr] 
Dec 01 21:09:48.515 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 21:09:48.515 INFO [stderr] 
Dec 01 21:09:48.515 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 21:09:48.517 INFO [stderr] error: Could not compile `crossword`.
Dec 01 21:09:48.517 INFO [stderr] 
Dec 01 21:09:48.517 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 21:09:48.519 INFO [stderr] su: No module specific data is present
Dec 01 21:09:49.476 INFO running `"docker" "inspect" "c0d27f9c20e07c3f8d076988c5bee19ee514b32ead50d607e87ca63967655fda"`
Dec 01 21:09:49.837 INFO running `"docker" "rm" "-f" "c0d27f9c20e07c3f8d076988c5bee19ee514b32ead50d607e87ca63967655fda"`
Dec 01 21:09:50.119 INFO [stdout] c0d27f9c20e07c3f8d076988c5bee19ee514b32ead50d607e87ca63967655fda
