Sep 01 12:53:18.694 INFO checking nonblock-0.1.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 12:53:18.694 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 12:53:18.694 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 12:53:18.886 INFO blam! a986240caaa801cbc7321462aaeb90be7a5e5f5cd6d4e0a58595bebe1769091e
Sep 01 12:53:18.887 INFO running `"docker" "start" "-a" "a986240caaa801cbc7321462aaeb90be7a5e5f5cd6d4e0a58595bebe1769091e"`
Sep 01 12:53:19.594 INFO kablam!     Checking nonblock v0.1.0 (file:///source)
Sep 01 12:53:19.596 INFO kablam!     Checking chrono v0.2.25
Sep 01 12:53:23.080 INFO kablam! error[E0277]: the trait bound `chrono::DateTime<chrono::UTC>: serde::ser::Serialize` is not satisfied
Sep 01 12:53:23.080 INFO kablam!   --> examples/structure-stdio.rs:49:30
Sep 01 12:53:23.080 INFO kablam!    |
Sep 01 12:53:23.080 INFO kablam! 49 |                             .insert("time", time);
Sep 01 12:53:23.080 INFO kablam!    |                              ^^^^^^ the trait `serde::ser::Serialize` is not implemented for `chrono::DateTime<chrono::UTC>`
Sep 01 12:53:23.080 INFO kablam! 
Sep 01 12:53:23.086 INFO kablam! error: aborting due to previous error
Sep 01 12:53:23.086 INFO kablam! 
Sep 01 12:53:23.086 INFO kablam! For more information about this error, try `rustc --explain E0277`.
Sep 01 12:53:23.094 INFO kablam! error: Could not compile `nonblock`.
Sep 01 12:53:23.094 INFO kablam! 
Sep 01 12:53:23.094 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 12:53:23.095 INFO kablam! su: No module specific data is present
Sep 01 12:53:23.621 INFO running `"docker" "rm" "-f" "a986240caaa801cbc7321462aaeb90be7a5e5f5cd6d4e0a58595bebe1769091e"`
Sep 01 12:53:23.720 INFO blam! a986240caaa801cbc7321462aaeb90be7a5e5f5cd6d4e0a58595bebe1769091e