Sep 04 02:33:54.909 INFO checking sparkline-0.1.1 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 02:33:54.909 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 02:33:54.909 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/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 02:33:55.081 INFO blam! f4a5a992b5a69b66e205524a7591a9981c0badfb6a34600777e48215ff82c2f9
Sep 04 02:33:55.083 INFO running `"docker" "start" "-a" "f4a5a992b5a69b66e205524a7591a9981c0badfb6a34600777e48215ff82c2f9"`
Sep 04 02:33:55.742 INFO kablam!     Checking sparkline v0.1.1 (file:///source)
Sep 04 02:33:56.165 INFO kablam! warning: unused import: `SparkTheme`
Sep 04 02:33:56.165 INFO kablam!    --> src/lib.rs:100:9
Sep 04 02:33:56.165 INFO kablam!     |
Sep 04 02:33:56.165 INFO kablam! 100 |     use SparkTheme;
Sep 04 02:33:56.165 INFO kablam!     |         ^^^^^^^^^^
Sep 04 02:33:56.165 INFO kablam!     |
Sep 04 02:33:56.165 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 04 02:33:56.165 INFO kablam! 
Sep 04 02:33:57.054 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
Sep 04 02:33:57.060 INFO kablam! su: No module specific data is present
Sep 04 02:33:57.452 INFO running `"docker" "rm" "-f" "f4a5a992b5a69b66e205524a7591a9981c0badfb6a34600777e48215ff82c2f9"`
Sep 04 02:33:57.553 INFO blam! f4a5a992b5a69b66e205524a7591a9981c0badfb6a34600777e48215ff82c2f9