Sep 20 00:14:34.473 INFO checking merkle-generator-0.2.0 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 20 00:14:34.473 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 20 00:14:34.473 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-7/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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 +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 00:14:34.644 INFO blam! 828c6f43ab9e67e12a5c33e8c2ddcffe4fd60b1fcf159dfe1304ca6b13a6c5c6
Sep 20 00:14:34.646 INFO running `"docker" "start" "-a" "828c6f43ab9e67e12a5c33e8c2ddcffe4fd60b1fcf159dfe1304ca6b13a6c5c6"`
Sep 20 00:14:35.277 INFO kablam! usermod: no changes
Sep 20 00:14:35.348 INFO kablam!     Checking flat-tree v1.1.0
Sep 20 00:14:35.350 INFO kablam!    Compiling ring v0.9.7
Sep 20 00:14:40.600 INFO kablam!     Checking merkle-generator v0.2.0 (/source)
Sep 20 00:14:41.158 INFO kablam! warning: unused variable: `roots`
Sep 20 00:14:41.158 INFO kablam!    --> src/lib.rs:142:26
Sep 20 00:14:41.158 INFO kablam!     |
Sep 20 00:14:41.158 INFO kablam! 142 |     fn leaf(leaf: &Node, roots: &Vec<Node>) -> Vec<u8> {
Sep 20 00:14:41.158 INFO kablam!     |                          ^^^^^ help: consider using `_roots` instead
Sep 20 00:14:41.158 INFO kablam!     |
Sep 20 00:14:41.158 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 20 00:14:41.158 INFO kablam! 
Sep 20 00:14:41.203 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.90s
Sep 20 00:14:41.209 INFO kablam! su: No module specific data is present
Sep 20 00:14:41.859 INFO running `"docker" "rm" "-f" "828c6f43ab9e67e12a5c33e8c2ddcffe4fd60b1fcf159dfe1304ca6b13a6c5c6"`
Sep 20 00:14:41.945 INFO blam! 828c6f43ab9e67e12a5c33e8c2ddcffe4fd60b1fcf159dfe1304ca6b13a6c5c6