Dec 01 04:09:48.258 INFO testing rust-gjk/ChatApp against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 04:09:48.263 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 04:09:48.731 INFO [stdout] b34156e8f89560e6ef4bcec897fa8220b89e8b57908257ee81fd3d7a95b04583
Dec 01 04:09:48.736 INFO running `"docker" "start" "-a" "b34156e8f89560e6ef4bcec897fa8220b89e8b57908257ee81fd3d7a95b04583"`
Dec 01 04:09:49.704 INFO [stderr] usermod: no changes
Dec 01 04:09:49.847 INFO [stderr]    Compiling serde_cbor v0.8.2
Dec 01 04:09:49.875 INFO [stderr]    Compiling serde_derive v1.0.44
Dec 01 04:10:03.623 INFO [stderr]    Compiling ChatApp v0.1.0 (/source)
Dec 01 04:10:04.407 INFO [stderr] warning: crate `ChatApp` should have a snake case name such as `chat_app`
Dec 01 04:10:04.407 INFO [stderr]   |
Dec 01 04:10:04.407 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 01 04:10:04.407 INFO [stderr] 
Dec 01 04:10:04.803 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 04:10:04.803 INFO [stderr]  --> src/main.rs:1:1
Dec 01 04:10:04.803 INFO [stderr]   |
Dec 01 04:10:04.803 INFO [stderr] 1 | #![feature(type_ascription)]
Dec 01 04:10:04.803 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 04:10:04.803 INFO [stderr] 
Dec 01 04:10:04.804 INFO [stderr] error: aborting due to previous error
Dec 01 04:10:04.804 INFO [stderr] 
Dec 01 04:10:04.804 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 04:10:04.816 INFO [stderr] error: Could not compile `ChatApp`.
Dec 01 04:10:04.817 INFO [stderr] 
Dec 01 04:10:04.817 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 04:10:04.819 INFO [stderr] su: No module specific data is present
Dec 01 04:10:06.557 INFO running `"docker" "inspect" "b34156e8f89560e6ef4bcec897fa8220b89e8b57908257ee81fd3d7a95b04583"`
Dec 01 04:10:06.979 INFO running `"docker" "rm" "-f" "b34156e8f89560e6ef4bcec897fa8220b89e8b57908257ee81fd3d7a95b04583"`
Dec 01 04:10:07.335 INFO [stdout] b34156e8f89560e6ef4bcec897fa8220b89e8b57908257ee81fd3d7a95b04583
