Dec 03 00:51:29.600 INFO testing natrium-0.2.0 against 1.30.1 for beta-1.31-5
Dec 03 00:51:29.601 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 03 00:51:29.831 INFO [stdout] 0294b9f339bbb8f8a49de50791ebcd6ad12ad0e7f7f4e3633ef61caf32332bfa
Dec 03 00:51:29.836 INFO running `"docker" "start" "-a" "0294b9f339bbb8f8a49de50791ebcd6ad12ad0e7f7f4e3633ef61caf32332bfa"`
Dec 03 00:51:30.566 INFO [stderr] usermod: no changes
Dec 03 00:51:30.674 INFO [stderr]    Compiling natrium v0.2.0 (/source)
Dec 03 00:51:31.847 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 00:51:31.847 INFO [stderr]  --> src/lib.rs:2:1
Dec 03 00:51:31.847 INFO [stderr]   |
Dec 03 00:51:31.847 INFO [stderr] 2 | #![feature(external_doc)]
Dec 03 00:51:31.847 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 00:51:31.847 INFO [stderr] 
Dec 03 00:51:31.847 INFO [stderr] error: aborting due to previous error
Dec 03 00:51:31.847 INFO [stderr] 
Dec 03 00:51:31.847 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 00:51:31.849 INFO [stderr] error: Could not compile `natrium`.
Dec 03 00:51:31.849 INFO [stderr] 
Dec 03 00:51:31.849 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 00:51:31.851 INFO [stderr] su: No module specific data is present
Dec 03 00:51:32.204 INFO running `"docker" "inspect" "0294b9f339bbb8f8a49de50791ebcd6ad12ad0e7f7f4e3633ef61caf32332bfa"`
Dec 03 00:51:32.393 INFO running `"docker" "rm" "-f" "0294b9f339bbb8f8a49de50791ebcd6ad12ad0e7f7f4e3633ef61caf32332bfa"`
Dec 03 00:51:32.513 INFO [stdout] 0294b9f339bbb8f8a49de50791ebcd6ad12ad0e7f7f4e3633ef61caf32332bfa
