Sep 21 07:05:58.753 INFO checking merkle-generator-0.2.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 07:05:58.753 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 07:05:58.753 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-0/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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=1000" "-e" "CMD=cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 07:05:58.999 INFO blam! db10772b5ce382f458a76ca98c130724532293850364ae63a77115da121cf37b
Sep 21 07:05:59.001 INFO running `"docker" "start" "-a" "db10772b5ce382f458a76ca98c130724532293850364ae63a77115da121cf37b"`
Sep 21 07:05:59.683 INFO kablam! usermod: no changes
Sep 21 07:05:59.794 INFO kablam!     Checking flat-tree v1.1.0
Sep 21 07:06:00.090 INFO kablam!     Checking merkle-generator v0.2.0 (/source)
Sep 21 07:06:00.433 INFO kablam! warning: unused variable: `roots`
Sep 21 07:06:00.433 INFO kablam!    --> src/lib.rs:142:26
Sep 21 07:06:00.433 INFO kablam!     |
Sep 21 07:06:00.433 INFO kablam! 142 |     fn leaf(leaf: &Node, roots: &Vec<Node>) -> Vec<u8> {
Sep 21 07:06:00.433 INFO kablam!     |                          ^^^^^ help: consider using `_roots` instead
Sep 21 07:06:00.433 INFO kablam!     |
Sep 21 07:06:00.433 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 21 07:06:00.433 INFO kablam! 
Sep 21 07:06:00.477 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Sep 21 07:06:00.481 INFO kablam! su: No module specific data is present
Sep 21 07:06:01.048 INFO running `"docker" "rm" "-f" "db10772b5ce382f458a76ca98c130724532293850364ae63a77115da121cf37b"`
Sep 21 07:06:01.150 INFO blam! db10772b5ce382f458a76ca98c130724532293850364ae63a77115da121cf37b