Aug 30 09:59:03.753 INFO checking nonblock-0.1.0 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 30 09:59:03.753 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 30 09:59:03.753 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-1/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 09:59:03.911 INFO blam! 4f63c4f256a6bc663329dec7a618485851d150d8fca5d0a26a5b89269e0556b8
Aug 30 09:59:03.914 INFO running `"docker" "start" "-a" "4f63c4f256a6bc663329dec7a618485851d150d8fca5d0a26a5b89269e0556b8"`
Aug 30 09:59:04.519 INFO kablam!     Checking nonblock v0.1.0 (file:///source)
Aug 30 09:59:04.523 INFO kablam!     Checking chrono v0.2.25
Aug 30 09:59:07.992 INFO kablam! error[E0277]: the trait bound `chrono::DateTime<chrono::UTC>: serde::ser::Serialize` is not satisfied
Aug 30 09:59:07.992 INFO kablam!   --> examples/structure-stdio.rs:49:30
Aug 30 09:59:07.992 INFO kablam!    |
Aug 30 09:59:07.992 INFO kablam! 49 |                             .insert("time", time);
Aug 30 09:59:07.992 INFO kablam!    |                              ^^^^^^ the trait `serde::ser::Serialize` is not implemented for `chrono::DateTime<chrono::UTC>`
Aug 30 09:59:07.992 INFO kablam! 
Aug 30 09:59:07.998 INFO kablam! error: aborting due to previous error
Aug 30 09:59:07.998 INFO kablam! 
Aug 30 09:59:07.998 INFO kablam! For more information about this error, try `rustc --explain E0277`.
Aug 30 09:59:08.005 INFO kablam! error: Could not compile `nonblock`.
Aug 30 09:59:08.005 INFO kablam! 
Aug 30 09:59:08.005 INFO kablam! To learn more, run the command again with --verbose.
Aug 30 09:59:08.006 INFO kablam! su: No module specific data is present
Aug 30 09:59:08.677 INFO running `"docker" "rm" "-f" "4f63c4f256a6bc663329dec7a618485851d150d8fca5d0a26a5b89269e0556b8"`
Aug 30 09:59:08.765 INFO blam! 4f63c4f256a6bc663329dec7a618485851d150d8fca5d0a26a5b89269e0556b8