Dec 03 19:18:12.102 INFO testing arduino-0.1.0 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 19:18:12.102 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 03 19:18:12.303 INFO [stdout] d2b1531c54638b0cf786caaa69f4fb384978bb57b69e79182ec0baa155e156a1
Dec 03 19:18:12.305 INFO running `"docker" "start" "-a" "d2b1531c54638b0cf786caaa69f4fb384978bb57b69e79182ec0baa155e156a1"`
Dec 03 19:18:12.777 INFO [stderr] usermod: no changes
Dec 03 19:18:12.804 INFO [stderr]    Compiling arduino v0.1.0 (/source)
Dec 03 19:18:12.904 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 19:18:12.904 INFO [stderr]  --> src/lib.rs:3:1
Dec 03 19:18:12.904 INFO [stderr]   |
Dec 03 19:18:12.904 INFO [stderr] 3 | #![feature(asm)]
Dec 03 19:18:12.904 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 03 19:18:12.904 INFO [stderr] 
Dec 03 19:18:12.904 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 19:18:12.904 INFO [stderr]  --> src/lib.rs:4:1
Dec 03 19:18:12.904 INFO [stderr]   |
Dec 03 19:18:12.904 INFO [stderr] 4 | #![feature(no_core)]
Dec 03 19:18:12.904 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 03 19:18:12.904 INFO [stderr] 
Dec 03 19:18:12.905 INFO [stderr] error: aborting due to 2 previous errors
Dec 03 19:18:12.905 INFO [stderr] 
Dec 03 19:18:12.905 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 19:18:12.915 INFO [stderr] error: Could not compile `arduino`.
Dec 03 19:18:12.915 INFO [stderr] 
Dec 03 19:18:12.915 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 19:18:12.917 INFO [stderr] su: No module specific data is present
Dec 03 19:18:13.180 INFO running `"docker" "inspect" "d2b1531c54638b0cf786caaa69f4fb384978bb57b69e79182ec0baa155e156a1"`
Dec 03 19:18:13.279 INFO running `"docker" "rm" "-f" "d2b1531c54638b0cf786caaa69f4fb384978bb57b69e79182ec0baa155e156a1"`
Dec 03 19:18:13.356 INFO [stdout] d2b1531c54638b0cf786caaa69f4fb384978bb57b69e79182ec0baa155e156a1