Dec 02 14:44:56.765 INFO testing takkerus-0.3.0 against 1.30.1 for beta-1.31-5
Dec 02 14:44:56.765 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-5/1.30.1:/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 +1.30.1 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 14:44:57.336 INFO [stdout] 10f621d9cd4798e4b139d51332b6fc32c7e4dfb5d8eab419f751ee77910b5454
Dec 02 14:44:57.341 INFO running `"docker" "start" "-a" "10f621d9cd4798e4b139d51332b6fc32c7e4dfb5d8eab419f751ee77910b5454"`
Dec 02 14:44:58.835 INFO [stderr] usermod: no changes
Dec 02 14:44:58.987 INFO [stderr]    Compiling zero_sum v1.2.0
Dec 02 14:44:59.994 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 14:44:59.994 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/zero_sum-1.2.0/src/lib.rs:74:1
Dec 02 14:44:59.994 INFO [stderr]    |
Dec 02 14:44:59.994 INFO [stderr] 74 | #![feature(test)]
Dec 02 14:44:59.994 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 02 14:44:59.994 INFO [stderr] 
Dec 02 14:45:00.003 INFO [stderr] error: aborting due to previous error
Dec 02 14:45:00.003 INFO [stderr] 
Dec 02 14:45:00.005 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 14:45:00.009 INFO [stderr] error: Could not compile `zero_sum`.
Dec 02 14:45:00.009 INFO [stderr] 
Dec 02 14:45:00.009 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 14:45:00.009 INFO [stderr] su: No module specific data is present
Dec 02 14:45:00.689 INFO running `"docker" "inspect" "10f621d9cd4798e4b139d51332b6fc32c7e4dfb5d8eab419f751ee77910b5454"`
Dec 02 14:45:00.957 INFO running `"docker" "rm" "-f" "10f621d9cd4798e4b139d51332b6fc32c7e4dfb5d8eab419f751ee77910b5454"`
Dec 02 14:45:01.269 INFO [stdout] 10f621d9cd4798e4b139d51332b6fc32c7e4dfb5d8eab419f751ee77910b5454