Sep 06 03:15:36.316 INFO checking nonblock-0.1.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 03:15:36.316 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 03:15:36.316 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-0/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 03:15:36.480 INFO blam! a2dbf2900f2e5d846ce650cee3bda3742cfd7d909a76da269c87d7c8e8026f51
Sep 06 03:15:36.482 INFO running `"docker" "start" "-a" "a2dbf2900f2e5d846ce650cee3bda3742cfd7d909a76da269c87d7c8e8026f51"`
Sep 06 03:15:37.456 INFO kablam! usermod: no changes
Sep 06 03:15:37.513 INFO kablam!     Checking nonblock v0.1.0 (file:///source)
Sep 06 03:15:37.513 INFO kablam!     Checking serde_json v0.7.4
Sep 06 03:15:37.514 INFO kablam!     Checking chrono v0.2.25
Sep 06 03:15:39.396 INFO kablam! error[E0277]: the trait bound `chrono::DateTime<chrono::UTC>: serde::ser::Serialize` is not satisfied
Sep 06 03:15:39.396 INFO kablam!   --> examples/structure-stdio.rs:49:30
Sep 06 03:15:39.396 INFO kablam!    |
Sep 06 03:15:39.396 INFO kablam! 49 |                             .insert("time", time);
Sep 06 03:15:39.396 INFO kablam!    |                              ^^^^^^ the trait `serde::ser::Serialize` is not implemented for `chrono::DateTime<chrono::UTC>`
Sep 06 03:15:39.396 INFO kablam! 
Sep 06 03:15:39.400 INFO kablam! error: aborting due to previous error
Sep 06 03:15:39.400 INFO kablam! 
Sep 06 03:15:39.400 INFO kablam! For more information about this error, try `rustc --explain E0277`.
Sep 06 03:15:39.406 INFO kablam! error: Could not compile `nonblock`.
Sep 06 03:15:39.406 INFO kablam! 
Sep 06 03:15:39.406 INFO kablam! To learn more, run the command again with --verbose.
Sep 06 03:15:39.408 INFO kablam! su: No module specific data is present
Sep 06 03:15:39.996 INFO running `"docker" "rm" "-f" "a2dbf2900f2e5d846ce650cee3bda3742cfd7d909a76da269c87d7c8e8026f51"`
Sep 06 03:15:40.051 INFO blam! a2dbf2900f2e5d846ce650cee3bda3742cfd7d909a76da269c87d7c8e8026f51