Sep 02 15:17:49.592 INFO checking enumerate-split-0.0.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 15:17:49.592 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 15:17:49.592 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 15:17:49.750 INFO blam! bc84a9ef937772881a06bc96816ef434af30efaea05fd12bb24dca98ce3a2db8
Sep 02 15:17:49.752 INFO running `"docker" "start" "-a" "bc84a9ef937772881a06bc96816ef434af30efaea05fd12bb24dca98ce3a2db8"`
Sep 02 15:17:50.488 INFO kablam!     Checking enumerate-split v0.0.1 (file:///source)
Sep 02 15:17:51.025 INFO kablam! warning: unused import: `std::io::prelude::*`
Sep 02 15:17:51.025 INFO kablam!   --> src/lib.rs:84:9
Sep 02 15:17:51.025 INFO kablam!    |
Sep 02 15:17:51.025 INFO kablam! 84 |     use std::io::prelude::*;
Sep 02 15:17:51.025 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^
Sep 02 15:17:51.025 INFO kablam!    |
Sep 02 15:17:51.026 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 02 15:17:51.026 INFO kablam! 
Sep 02 15:17:51.136 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Sep 02 15:17:51.139 INFO kablam! su: No module specific data is present
Sep 02 15:17:51.528 INFO running `"docker" "rm" "-f" "bc84a9ef937772881a06bc96816ef434af30efaea05fd12bb24dca98ce3a2db8"`
Sep 02 15:17:51.627 INFO blam! bc84a9ef937772881a06bc96816ef434af30efaea05fd12bb24dca98ce3a2db8