Sep 05 23:42:09.888 INFO checking sparkline-0.1.1 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 23:42:09.888 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 23:42:09.888 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-2/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 23:42:10.084 INFO blam! f568763fcc6609e7b27dde08c0dec6d22e7ff91c4542778a958d82df1e38f476
Sep 05 23:42:10.086 INFO running `"docker" "start" "-a" "f568763fcc6609e7b27dde08c0dec6d22e7ff91c4542778a958d82df1e38f476"`
Sep 05 23:42:10.715 INFO kablam! usermod: no changes
Sep 05 23:42:10.782 INFO kablam!     Checking sparkline v0.1.1 (file:///source)
Sep 05 23:42:10.994 INFO kablam! warning: unused import: `SparkTheme`
Sep 05 23:42:10.994 INFO kablam!    --> src/lib.rs:100:9
Sep 05 23:42:10.994 INFO kablam!     |
Sep 05 23:42:10.994 INFO kablam! 100 |     use SparkTheme;
Sep 05 23:42:10.994 INFO kablam!     |         ^^^^^^^^^^
Sep 05 23:42:10.994 INFO kablam!     |
Sep 05 23:42:10.994 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 05 23:42:10.994 INFO kablam! 
Sep 05 23:42:11.723 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Sep 05 23:42:11.726 INFO kablam! su: No module specific data is present
Sep 05 23:42:12.352 INFO running `"docker" "rm" "-f" "f568763fcc6609e7b27dde08c0dec6d22e7ff91c4542778a958d82df1e38f476"`
Sep 05 23:42:12.435 INFO blam! f568763fcc6609e7b27dde08c0dec6d22e7ff91c4542778a958d82df1e38f476