Sep 17 16:59:44.553 INFO checking sparkline-0.1.1 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 16:59:44.553 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 16:59:44.554 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-0/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 16:59:44.882 INFO blam! b4573a9f4f53783d37e9e5e5476bef7ec835e386abcfafcc6a53152e5becc1dc
Sep 17 16:59:44.884 INFO running `"docker" "start" "-a" "b4573a9f4f53783d37e9e5e5476bef7ec835e386abcfafcc6a53152e5becc1dc"`
Sep 17 16:59:46.411 INFO kablam! usermod: no changes
Sep 17 16:59:46.507 INFO kablam!     Checking sparkline v0.1.1 (/source)
Sep 17 16:59:46.887 INFO kablam! warning: unused import: `SparkTheme`
Sep 17 16:59:46.887 INFO kablam!    --> src/lib.rs:100:9
Sep 17 16:59:46.887 INFO kablam!     |
Sep 17 16:59:46.887 INFO kablam! 100 |     use SparkTheme;
Sep 17 16:59:46.887 INFO kablam!     |         ^^^^^^^^^^
Sep 17 16:59:46.887 INFO kablam!     |
Sep 17 16:59:46.887 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 17 16:59:46.887 INFO kablam! 
Sep 17 16:59:47.735 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
Sep 17 16:59:47.737 INFO kablam! su: No module specific data is present
Sep 17 16:59:48.845 INFO running `"docker" "rm" "-f" "b4573a9f4f53783d37e9e5e5476bef7ec835e386abcfafcc6a53152e5becc1dc"`
Sep 17 16:59:49.093 INFO blam! b4573a9f4f53783d37e9e5e5476bef7ec835e386abcfafcc6a53152e5becc1dc