Sep 04 13:14:25.001 INFO checking joker-0.0.5 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893 Sep 04 13:14:25.001 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets Sep 04 13:14:25.001 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"` Sep 04 13:14:25.214 INFO blam! 71dce87e2638bc6630f5e81b9857952b6c4d3595fba0a7b0f2824b76a3c70023 Sep 04 13:14:25.216 INFO running `"docker" "start" "-a" "71dce87e2638bc6630f5e81b9857952b6c4d3595fba0a7b0f2824b76a3c70023"` Sep 04 13:14:25.882 INFO kablam! Checking unjson v0.0.5 Sep 04 13:14:27.107 INFO kablam! Checking joker v0.0.5 (file:///source) Sep 04 13:14:29.347 INFO kablam! error[E0308]: mismatched types Sep 04 13:14:29.347 INFO kablam! --> src/test.rs:349:29 Sep 04 13:14:29.347 INFO kablam! | Sep 04 13:14:29.347 INFO kablam! 349 | source: format!("{:?}", Value::String(value.to_string())), Sep 04 13:14:29.347 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::option::Option`, found struct `std::string::String` Sep 04 13:14:29.348 INFO kablam! | Sep 04 13:14:29.348 INFO kablam! = note: expected type `std::option::Option` Sep 04 13:14:29.348 INFO kablam! found type `std::string::String` Sep 04 13:14:29.348 INFO kablam! = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Sep 04 13:14:29.348 INFO kablam! help: try using a variant of the expected type Sep 04 13:14:29.348 INFO kablam! | Sep 04 13:14:29.348 INFO kablam! 2 | Some(::fmt::format(<::fmt::Arguments>::new_v1_formatted(&[""], Sep 04 13:14:29.348 INFO kablam! 3 | &match (&Value::String(value.to_string()),) Sep 04 13:14:29.348 INFO kablam! 4 | { Sep 04 13:14:29.348 INFO kablam! 5 | (arg0,) => Sep 04 13:14:29.348 INFO kablam! 6 | [<::fmt::ArgumentV1>::new(arg0, Sep 04 13:14:29.348 INFO kablam! 7 | ::fmt::Debug::fmt)], Sep 04 13:14:29.348 INFO kablam! ... Sep 04 13:14:29.348 INFO kablam! Sep 04 13:14:29.416 INFO kablam! error: aborting due to previous error Sep 04 13:14:29.416 INFO kablam! Sep 04 13:14:29.416 INFO kablam! For more information about this error, try `rustc --explain E0308`. Sep 04 13:14:29.427 INFO kablam! error: Could not compile `joker`. Sep 04 13:14:29.428 INFO kablam! warning: build failed, waiting for other jobs to finish... Sep 04 13:14:29.498 INFO kablam! error: build failed Sep 04 13:14:29.500 INFO kablam! su: No module specific data is present Sep 04 13:14:29.963 INFO running `"docker" "rm" "-f" "71dce87e2638bc6630f5e81b9857952b6c4d3595fba0a7b0f2824b76a3c70023"` Sep 04 13:14:30.102 INFO blam! 71dce87e2638bc6630f5e81b9857952b6c4d3595fba0a7b0f2824b76a3c70023