Sep 02 16:59:31.033 INFO checking currency-0.4.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 16:59:31.033 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 16:59:31.034 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/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 16:59:31.218 INFO blam! 4d9e111f5ee3def357cf568930d8a001c04ac49b582177f4249857d7221b0ac5
Sep 02 16:59:31.220 INFO running `"docker" "start" "-a" "4d9e111f5ee3def357cf568930d8a001c04ac49b582177f4249857d7221b0ac5"`
Sep 02 16:59:32.188 INFO kablam!     Checking currency v0.4.0 (file:///source)
Sep 02 16:59:34.946 INFO kablam! warning: unused import: `std::str::FromStr`
Sep 02 16:59:34.946 INFO kablam!    --> src/lib.rs:752:13
Sep 02 16:59:34.946 INFO kablam!     |
Sep 02 16:59:34.946 INFO kablam! 752 |         use std::str::FromStr;
Sep 02 16:59:34.946 INFO kablam!     |             ^^^^^^^^^^^^^^^^^
Sep 02 16:59:34.946 INFO kablam!     |
Sep 02 16:59:34.946 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 02 16:59:34.946 INFO kablam! 
Sep 02 16:59:35.410 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
Sep 02 16:59:35.414 INFO kablam! su: No module specific data is present
Sep 02 16:59:35.990 INFO running `"docker" "rm" "-f" "4d9e111f5ee3def357cf568930d8a001c04ac49b582177f4249857d7221b0ac5"`
Sep 02 16:59:36.088 INFO blam! 4d9e111f5ee3def357cf568930d8a001c04ac49b582177f4249857d7221b0ac5