Aug 11 16:42:25.061 INFO checking currency-0.4.0 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 16:42:25.061 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 16:42:25.061 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 16:42:25.061 INFO running `"docker" "create" "-v" "/tmp/crater.gAY2mXwbe9ja:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-1/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 16:42:25.377 INFO blam! 3aa521d5c8b50ca5f271a1d664daf700916d843de6b7bd502d18e19c682e429b
Aug 11 16:42:25.395 INFO running `"docker" "start" "-a" "3aa521d5c8b50ca5f271a1d664daf700916d843de6b7bd502d18e19c682e429b"`
Aug 11 16:42:27.168 INFO kablam!     Checking currency v0.4.0 (file:///source)
Aug 11 16:42:31.318 INFO kablam! warning: unused import: `std::str::FromStr`
Aug 11 16:42:31.318 INFO kablam!    --> src/lib.rs:752:13
Aug 11 16:42:31.318 INFO kablam!     |
Aug 11 16:42:31.318 INFO kablam! 752 |         use std::str::FromStr;
Aug 11 16:42:31.318 INFO kablam!     |             ^^^^^^^^^^^^^^^^^
Aug 11 16:42:31.318 INFO kablam!     |
Aug 11 16:42:31.318 INFO kablam!     = note: #[warn(unused_imports)] on by default
Aug 11 16:42:31.318 INFO kablam! 
Aug 11 16:42:31.829 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.81s
Aug 11 16:42:31.840 INFO kablam! su: No module specific data is present
Aug 11 16:42:32.817 INFO running `"docker" "rm" "-f" "3aa521d5c8b50ca5f271a1d664daf700916d843de6b7bd502d18e19c682e429b"`
Aug 11 16:42:32.965 INFO blam! 3aa521d5c8b50ca5f271a1d664daf700916d843de6b7bd502d18e19c682e429b