Nov 02 12:08:56.684 INFO testing mock_derive-0.7.0 against 1.30.0 for beta-1.31-1
Nov 02 12:08:56.684 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-7/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-1/1.30.0:/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 +1.30.0 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 12:08:57.229 INFO blam! 8fb44ec1cbfb7801a20b20946e5ff0a71d7c21bdc38d74a9f2b7d51f46b053d0
Nov 02 12:08:57.231 INFO running `"docker" "start" "-a" "8fb44ec1cbfb7801a20b20946e5ff0a71d7c21bdc38d74a9f2b7d51f46b053d0"`
Nov 02 12:08:58.427 INFO kablam! usermod: no changes
Nov 02 12:08:58.531 INFO kablam!    Compiling mock_derive v0.7.0 (/source)
Nov 02 12:09:02.555 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Nov 02 12:09:02.555 INFO kablam!   --> src/lib.rs:25:1
Nov 02 12:09:02.555 INFO kablam!    |
Nov 02 12:09:02.555 INFO kablam! 25 | #![feature(proc_macro)]
Nov 02 12:09:02.555 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 12:09:02.555 INFO kablam! 
Nov 02 12:09:02.555 INFO kablam! error: aborting due to previous error
Nov 02 12:09:02.555 INFO kablam! 
Nov 02 12:09:02.555 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 02 12:09:02.558 INFO kablam! error: Could not compile `mock_derive`.
Nov 02 12:09:02.558 INFO kablam! 
Nov 02 12:09:02.559 INFO kablam! To learn more, run the command again with --verbose.
Nov 02 12:09:02.562 INFO kablam! su: No module specific data is present
Nov 02 12:09:03.095 INFO running `"docker" "rm" "-f" "8fb44ec1cbfb7801a20b20946e5ff0a71d7c21bdc38d74a9f2b7d51f46b053d0"`
Nov 02 12:09:03.311 INFO blam! 8fb44ec1cbfb7801a20b20946e5ff0a71d7c21bdc38d74a9f2b7d51f46b053d0
