Aug 11 08:41:37.851 INFO checking merkle-generator-0.2.0 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 08:41:37.851 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 08:41:37.851 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 08:41:37.851 INFO running `"docker" "create" "-v" "/tmp/crater.JtmqRC6luYkF:/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 08:41:38.078 INFO blam! aa268ceb925de9e2598a57ff594bea3325e9ca80ad9e5644ebcb60d449478150
Aug 11 08:41:38.081 INFO running `"docker" "start" "-a" "aa268ceb925de9e2598a57ff594bea3325e9ca80ad9e5644ebcb60d449478150"`
Aug 11 08:41:39.032 INFO kablam!     Checking flat-tree v1.1.0
Aug 11 08:41:39.668 INFO kablam!     Checking merkle-generator v0.2.0 (file:///source)
Aug 11 08:41:40.800 INFO kablam! warning: unused variable: `roots`
Aug 11 08:41:40.801 INFO kablam!    --> src/lib.rs:142:26
Aug 11 08:41:40.801 INFO kablam!     |
Aug 11 08:41:40.801 INFO kablam! 142 |     fn leaf(leaf: &Node, roots: &Vec<Node>) -> Vec<u8> {
Aug 11 08:41:40.801 INFO kablam!     |                          ^^^^^ help: consider using `_roots` instead
Aug 11 08:41:40.801 INFO kablam!     |
Aug 11 08:41:40.801 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 11 08:41:40.801 INFO kablam! 
Aug 11 08:41:40.901 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
Aug 11 08:41:40.908 INFO kablam! su: No module specific data is present
Aug 11 08:41:41.450 INFO running `"docker" "rm" "-f" "aa268ceb925de9e2598a57ff594bea3325e9ca80ad9e5644ebcb60d449478150"`
Aug 11 08:41:41.595 INFO blam! aa268ceb925de9e2598a57ff594bea3325e9ca80ad9e5644ebcb60d449478150