Sep 19 23:37:17.508 INFO checking nonblock-0.1.0 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 19 23:37:17.508 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 19 23:37:17.508 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-2/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 23:37:17.683 INFO blam! a585db4a4a44bc4a1362f8030e9a78479c5beda39463bf493c53c79b8d5c4ebd
Sep 19 23:37:17.685 INFO running `"docker" "start" "-a" "a585db4a4a44bc4a1362f8030e9a78479c5beda39463bf493c53c79b8d5c4ebd"`
Sep 19 23:37:18.333 INFO kablam! usermod: no changes
Sep 19 23:37:18.404 INFO kablam!     Checking nonblock v0.1.0 (/source)
Sep 19 23:37:18.406 INFO kablam!     Checking serde_json v0.7.4
Sep 19 23:37:18.406 INFO kablam!     Checking chrono v0.2.25
Sep 19 23:37:20.946 INFO kablam! error[E0277]: the trait bound `chrono::DateTime<chrono::UTC>: serde::ser::Serialize` is not satisfied
Sep 19 23:37:20.946 INFO kablam!   --> examples/structure-stdio.rs:49:30
Sep 19 23:37:20.946 INFO kablam!    |
Sep 19 23:37:20.946 INFO kablam! 49 |                             .insert("time", time);
Sep 19 23:37:20.946 INFO kablam!    |                              ^^^^^^ the trait `serde::ser::Serialize` is not implemented for `chrono::DateTime<chrono::UTC>`
Sep 19 23:37:20.946 INFO kablam! 
Sep 19 23:37:20.954 INFO kablam! error: aborting due to previous error
Sep 19 23:37:20.954 INFO kablam! 
Sep 19 23:37:20.954 INFO kablam! For more information about this error, try `rustc --explain E0277`.
Sep 19 23:37:20.961 INFO kablam! error: Could not compile `nonblock`.
Sep 19 23:37:20.961 INFO kablam! 
Sep 19 23:37:20.961 INFO kablam! To learn more, run the command again with --verbose.
Sep 19 23:37:20.963 INFO kablam! su: No module specific data is present
Sep 19 23:37:21.613 INFO running `"docker" "rm" "-f" "a585db4a4a44bc4a1362f8030e9a78479c5beda39463bf493c53c79b8d5c4ebd"`
Sep 19 23:37:21.686 INFO blam! a585db4a4a44bc4a1362f8030e9a78479c5beda39463bf493c53c79b8d5c4ebd