Dec 01 10:14:35.505 INFO testing markcol/board100 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 10:14:35.505 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 10:14:35.960 INFO [stdout] acec9091d688457a7fb8ad4bff2da3fab9a9cc13d6f054afac1598d9ca5f3d1f
Dec 01 10:14:35.962 INFO running `"docker" "start" "-a" "acec9091d688457a7fb8ad4bff2da3fab9a9cc13d6f054afac1598d9ca5f3d1f"`
Dec 01 10:14:36.888 INFO [stderr] usermod: no changes
Dec 01 10:14:36.963 INFO [stderr]    Compiling square100 v0.1.0 (/source)
Dec 01 10:14:37.444 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 10:14:37.444 INFO [stderr]   --> src/main.rs:29:1
Dec 01 10:14:37.444 INFO [stderr]    |
Dec 01 10:14:37.444 INFO [stderr] 29 | #![feature(custom_attribute)]
Dec 01 10:14:37.444 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 10:14:37.444 INFO [stderr] 
Dec 01 10:14:37.444 INFO [stderr] error: aborting due to previous error
Dec 01 10:14:37.444 INFO [stderr] 
Dec 01 10:14:37.444 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 10:14:37.452 INFO [stderr] error: Could not compile `square100`.
Dec 01 10:14:37.452 INFO [stderr] 
Dec 01 10:14:37.452 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 10:14:37.453 INFO [stderr] su: No module specific data is present
Dec 01 10:14:37.768 INFO running `"docker" "inspect" "acec9091d688457a7fb8ad4bff2da3fab9a9cc13d6f054afac1598d9ca5f3d1f"`
Dec 01 10:14:37.856 INFO running `"docker" "rm" "-f" "acec9091d688457a7fb8ad4bff2da3fab9a9cc13d6f054afac1598d9ca5f3d1f"`
Dec 01 10:14:37.944 INFO [stdout] acec9091d688457a7fb8ad4bff2da3fab9a9cc13d6f054afac1598d9ca5f3d1f
