Sep 06 03:15:35.012 INFO checking nonblock-0.1.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 03:15:35.012 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 03:15:35.012 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-1/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 03:15:35.147 INFO blam! 1fd62a418a8acabd1736450795adf6cc3ec70e8cee0c1a1e1e9ceb9122ef154e
Sep 06 03:15:35.148 INFO running `"docker" "start" "-a" "1fd62a418a8acabd1736450795adf6cc3ec70e8cee0c1a1e1e9ceb9122ef154e"`
Sep 06 03:15:36.031 INFO kablam! usermod: no changes
Sep 06 03:15:36.090 INFO kablam!     Checking nonblock v0.1.0 (file:///source)
Sep 06 03:15:36.090 INFO kablam!     Checking serde_json v0.7.4
Sep 06 03:15:36.090 INFO kablam!     Checking chrono v0.2.25
Sep 06 03:15:37.790 INFO kablam! error[E0277]: the trait bound `chrono::DateTime<chrono::UTC>: serde::ser::Serialize` is not satisfied
Sep 06 03:15:37.790 INFO kablam!   --> examples/structure-stdio.rs:49:30
Sep 06 03:15:37.790 INFO kablam!    |
Sep 06 03:15:37.790 INFO kablam! 49 |                             .insert("time", time);
Sep 06 03:15:37.790 INFO kablam!    |                              ^^^^^^ the trait `serde::ser::Serialize` is not implemented for `chrono::DateTime<chrono::UTC>`
Sep 06 03:15:37.790 INFO kablam! 
Sep 06 03:15:37.795 INFO kablam! error: aborting due to previous error
Sep 06 03:15:37.795 INFO kablam! 
Sep 06 03:15:37.795 INFO kablam! For more information about this error, try `rustc --explain E0277`.
Sep 06 03:15:37.803 INFO kablam! error: Could not compile `nonblock`.
Sep 06 03:15:37.803 INFO kablam! 
Sep 06 03:15:37.803 INFO kablam! To learn more, run the command again with --verbose.
Sep 06 03:15:37.804 INFO kablam! su: No module specific data is present
Sep 06 03:15:38.485 INFO running `"docker" "rm" "-f" "1fd62a418a8acabd1736450795adf6cc3ec70e8cee0c1a1e1e9ceb9122ef154e"`
Sep 06 03:15:38.578 INFO blam! 1fd62a418a8acabd1736450795adf6cc3ec70e8cee0c1a1e1e9ceb9122ef154e