Nov 02 23:43:03.106 INFO testing compact-0.2.13 against beta-2018-10-30 for beta-1.31-1
Nov 02 23:43:03.107 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-3/beta-2018-10-30:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-1/beta-2018-10-30:/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 +beta-2018-10-30 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"`
Nov 02 23:43:03.629 INFO blam! d96d9f18323cbc43ad863ffec63ea053c9d6bc785885bf62bf4fc26c47e95a03
Nov 02 23:43:03.630 INFO running `"docker" "start" "-a" "d96d9f18323cbc43ad863ffec63ea053c9d6bc785885bf62bf4fc26c47e95a03"`
Nov 02 23:43:05.448 INFO kablam! usermod: no changes
Nov 02 23:43:05.564 INFO kablam!    Compiling compact v0.2.13 (/source)
Nov 02 23:43:07.131 INFO kablam! error[E0554]: #![feature] may not be used on the beta release channel
Nov 02 23:43:07.131 INFO kablam!   --> src/lib.rs:17:1
Nov 02 23:43:07.131 INFO kablam!    |
Nov 02 23:43:07.131 INFO kablam! 17 | #![feature(specialization)]
Nov 02 23:43:07.131 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 23:43:07.131 INFO kablam! 
Nov 02 23:43:07.131 INFO kablam! error: aborting due to previous error
Nov 02 23:43:07.131 INFO kablam! 
Nov 02 23:43:07.131 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 02 23:43:07.135 INFO kablam! error: Could not compile `compact`.
Nov 02 23:43:07.136 INFO kablam! 
Nov 02 23:43:07.136 INFO kablam! To learn more, run the command again with --verbose.
Nov 02 23:43:07.137 INFO kablam! su: No module specific data is present
Nov 02 23:43:07.839 INFO running `"docker" "rm" "-f" "d96d9f18323cbc43ad863ffec63ea053c9d6bc785885bf62bf4fc26c47e95a03"`
Nov 02 23:43:08.127 INFO blam! d96d9f18323cbc43ad863ffec63ea053c9d6bc785885bf62bf4fc26c47e95a03
