Sep 04 14:00:40.013 INFO checking merkle-generator-0.2.0 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 14:00:40.013 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 14:00:40.013 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-2/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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=500" "-e" "CMD=cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 14:00:40.204 INFO blam! 77f8289970970cfaf27b8ed9d8ccd6dfe78784e2de08b3a127ed88a3c50779b1
Sep 04 14:00:40.206 INFO running `"docker" "start" "-a" "77f8289970970cfaf27b8ed9d8ccd6dfe78784e2de08b3a127ed88a3c50779b1"`
Sep 04 14:00:40.814 INFO kablam!     Checking flat-tree v1.1.0
Sep 04 14:00:41.347 INFO kablam!     Checking merkle-generator v0.2.0 (file:///source)
Sep 04 14:00:42.376 INFO kablam! warning: unused variable: `roots`
Sep 04 14:00:42.376 INFO kablam!    --> src/lib.rs:142:26
Sep 04 14:00:42.376 INFO kablam!     |
Sep 04 14:00:42.376 INFO kablam! 142 |     fn leaf(leaf: &Node, roots: &Vec<Node>) -> Vec<u8> {
Sep 04 14:00:42.376 INFO kablam!     |                          ^^^^^ help: consider using `_roots` instead
Sep 04 14:00:42.376 INFO kablam!     |
Sep 04 14:00:42.377 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 14:00:42.377 INFO kablam! 
Sep 04 14:00:42.436 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
Sep 04 14:00:42.440 INFO kablam! su: No module specific data is present
Sep 04 14:00:42.931 INFO running `"docker" "rm" "-f" "77f8289970970cfaf27b8ed9d8ccd6dfe78784e2de08b3a127ed88a3c50779b1"`
Sep 04 14:00:43.020 INFO blam! 77f8289970970cfaf27b8ed9d8ccd6dfe78784e2de08b3a127ed88a3c50779b1