Sep 04 18:30:35.151 INFO checking ess-0.4.1 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 18:30:35.151 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 18:30:35.151 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 18:30:35.313 INFO blam! 75ea62a5611e34c3060f02fde5fd0f4d424a6f6331cf6e9258c5335dd7a74d00
Sep 04 18:30:35.315 INFO running `"docker" "start" "-a" "75ea62a5611e34c3060f02fde5fd0f4d424a6f6331cf6e9258c5335dd7a74d00"`
Sep 04 18:30:35.919 INFO kablam!     Checking ess v0.4.1 (file:///source)
Sep 04 18:30:36.495 INFO kablam! warning: unused import: `parser::ParseResult::*`
Sep 04 18:30:36.495 INFO kablam!    --> src/parser.rs:461:9
Sep 04 18:30:36.495 INFO kablam!     |
Sep 04 18:30:36.495 INFO kablam! 461 |     use parser::ParseResult::*;
Sep 04 18:30:36.495 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^
Sep 04 18:30:36.495 INFO kablam!     |
Sep 04 18:30:36.495 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 04 18:30:36.495 INFO kablam! 
Sep 04 18:30:37.560 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
Sep 04 18:30:37.562 INFO kablam! su: No module specific data is present
Sep 04 18:30:38.144 INFO running `"docker" "rm" "-f" "75ea62a5611e34c3060f02fde5fd0f4d424a6f6331cf6e9258c5335dd7a74d00"`
Sep 04 18:30:38.259 INFO blam! 75ea62a5611e34c3060f02fde5fd0f4d424a6f6331cf6e9258c5335dd7a74d00