Aug 30 09:59:02.025 INFO checking nonblock-0.1.0 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 09:59:02.025 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 09:59:02.025 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-3/try#2d477f9981361618ac78253c28051a66b6cea125:/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=500" "-e" "CMD=cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 09:59:02.204 INFO blam! 117691d01e8b01f3e17c959073f018529f35ac3a552d23309b484203693eb448
Aug 30 09:59:02.206 INFO running `"docker" "start" "-a" "117691d01e8b01f3e17c959073f018529f35ac3a552d23309b484203693eb448"`
Aug 30 09:59:02.985 INFO kablam!     Checking nonblock v0.1.0 (file:///source)
Aug 30 09:59:02.985 INFO kablam!     Checking chrono v0.2.25
Aug 30 09:59:06.579 INFO kablam! error[E0277]: the trait bound `chrono::DateTime<chrono::UTC>: serde::ser::Serialize` is not satisfied
Aug 30 09:59:06.579 INFO kablam!   --> examples/structure-stdio.rs:49:30
Aug 30 09:59:06.579 INFO kablam!    |
Aug 30 09:59:06.579 INFO kablam! 49 |                             .insert("time", time);
Aug 30 09:59:06.579 INFO kablam!    |                              ^^^^^^ the trait `serde::ser::Serialize` is not implemented for `chrono::DateTime<chrono::UTC>`
Aug 30 09:59:06.579 INFO kablam! 
Aug 30 09:59:06.585 INFO kablam! error: aborting due to previous error
Aug 30 09:59:06.585 INFO kablam! 
Aug 30 09:59:06.585 INFO kablam! For more information about this error, try `rustc --explain E0277`.
Aug 30 09:59:06.592 INFO kablam! error: Could not compile `nonblock`.
Aug 30 09:59:06.592 INFO kablam! 
Aug 30 09:59:06.592 INFO kablam! To learn more, run the command again with --verbose.
Aug 30 09:59:06.593 INFO kablam! su: No module specific data is present
Aug 30 09:59:07.214 INFO running `"docker" "rm" "-f" "117691d01e8b01f3e17c959073f018529f35ac3a552d23309b484203693eb448"`
Aug 30 09:59:07.298 INFO blam! 117691d01e8b01f3e17c959073f018529f35ac3a552d23309b484203693eb448