Aug 11 09:04:04.306 INFO checking mackerel_client-0.1.0 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 09:04:04.306 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 09:04:04.306 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 09:04:04.306 INFO running `"docker" "create" "-v" "/tmp/crater.QQRyhmfmhRi8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-7/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 09:04:04.576 INFO blam! 5ca06005d69f50ca293378fa28e5c92785790c7c3d663594ceef2d664b8c8912
Aug 11 09:04:04.576 INFO running `"docker" "start" "-a" "5ca06005d69f50ca293378fa28e5c92785790c7c3d663594ceef2d664b8c8912"`
Aug 11 09:04:06.181 INFO kablam!     Checking mackerel_client v0.1.0 (file:///source)
Aug 11 09:04:08.887 INFO kablam! warning: unused `#[macro_use]` import
Aug 11 09:04:08.888 INFO kablam!   --> src/lib.rs:28:1
Aug 11 09:04:08.888 INFO kablam!    |
Aug 11 09:04:08.888 INFO kablam! 28 | #[macro_use]
Aug 11 09:04:08.888 INFO kablam!    | ^^^^^^^^^^^^
Aug 11 09:04:08.888 INFO kablam!    |
Aug 11 09:04:08.888 INFO kablam!    = note: #[warn(unused_imports)] on by default
Aug 11 09:04:08.888 INFO kablam! 
Aug 11 09:04:13.838 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.94s
Aug 11 09:04:13.868 INFO kablam! su: No module specific data is present
Aug 11 09:04:14.488 INFO running `"docker" "rm" "-f" "5ca06005d69f50ca293378fa28e5c92785790c7c3d663594ceef2d664b8c8912"`
Aug 11 09:04:14.731 INFO blam! 5ca06005d69f50ca293378fa28e5c92785790c7c3d663594ceef2d664b8c8912