Aug 11 14:08:35.535 INFO checking future-utils-0.11.1 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 14:08:35.535 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 14:08:35.535 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 14:08:35.535 INFO running `"docker" "create" "-v" "/tmp/crater.kcZIjIrgpPEo:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-6/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 14:08:35.787 INFO blam! f8219713d78f185ec38f3091116a86a613f07301a8d2265fe6c0599c3556ff7b
Aug 11 14:08:35.790 INFO running `"docker" "start" "-a" "f8219713d78f185ec38f3091116a86a613f07301a8d2265fe6c0599c3556ff7b"`
Aug 11 14:08:37.061 INFO kablam!     Checking future-utils v0.11.1 (file:///source)
Aug 11 14:08:40.751 INFO kablam! warning: unused variable: `msg`
Aug 11 14:08:40.752 INFO kablam!   --> src/bi_channel.rs:69:17
Aug 11 14:08:40.752 INFO kablam!    |
Aug 11 14:08:40.752 INFO kablam! 69 |             let msg = data;
Aug 11 14:08:40.752 INFO kablam!    |                 ^^^ help: consider using `_msg` instead
Aug 11 14:08:40.752 INFO kablam!    |
Aug 11 14:08:40.752 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 11 14:08:40.752 INFO kablam! 
Aug 11 14:08:41.044 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.19s
Aug 11 14:08:41.051 INFO kablam! su: No module specific data is present
Aug 11 14:08:41.676 INFO running `"docker" "rm" "-f" "f8219713d78f185ec38f3091116a86a613f07301a8d2265fe6c0599c3556ff7b"`
Aug 11 14:08:41.843 INFO blam! f8219713d78f185ec38f3091116a86a613f07301a8d2265fe6c0599c3556ff7b