Sep 10 13:57:17.977 INFO checking nonblock-0.1.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 13:57:17.977 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 13:57:17.977 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-1/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 13:57:18.122 INFO blam! 332e36495af2b58635ac233d275563da5b995bd1a7201ae1bb779d993c4346ee
Sep 10 13:57:18.124 INFO running `"docker" "start" "-a" "332e36495af2b58635ac233d275563da5b995bd1a7201ae1bb779d993c4346ee"`
Sep 10 13:57:19.070 INFO kablam! usermod: no changes
Sep 10 13:57:19.123 INFO kablam!     Checking nonblock v0.1.0 (file:///source)
Sep 10 13:57:19.126 INFO kablam!     Checking serde_json v0.7.4
Sep 10 13:57:19.127 INFO kablam!     Checking chrono v0.2.25
Sep 10 13:57:21.449 INFO kablam! error[E0277]: the trait bound `chrono::DateTime<chrono::UTC>: serde::ser::Serialize` is not satisfied
Sep 10 13:57:21.449 INFO kablam!   --> examples/structure-stdio.rs:49:30
Sep 10 13:57:21.449 INFO kablam!    |
Sep 10 13:57:21.449 INFO kablam! 49 |                             .insert("time", time);
Sep 10 13:57:21.449 INFO kablam!    |                              ^^^^^^ the trait `serde::ser::Serialize` is not implemented for `chrono::DateTime<chrono::UTC>`
Sep 10 13:57:21.449 INFO kablam! 
Sep 10 13:57:21.453 INFO kablam! error: aborting due to previous error
Sep 10 13:57:21.453 INFO kablam! 
Sep 10 13:57:21.453 INFO kablam! For more information about this error, try `rustc --explain E0277`.
Sep 10 13:57:21.460 INFO kablam! error: Could not compile `nonblock`.
Sep 10 13:57:21.460 INFO kablam! 
Sep 10 13:57:21.460 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 13:57:21.461 INFO kablam! su: No module specific data is present
Sep 10 13:57:22.123 INFO running `"docker" "rm" "-f" "332e36495af2b58635ac233d275563da5b995bd1a7201ae1bb779d993c4346ee"`
Sep 10 13:57:22.187 INFO blam! 332e36495af2b58635ac233d275563da5b995bd1a7201ae1bb779d993c4346ee