Nov 01 19:53:58.698 INFO checking merkle-generator-0.2.0 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 19:53:58.699 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-2/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +d7816399d50d407bbce1efe9dbadf8faaaf568fc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 01 19:53:58.938 INFO blam! 30e79bb8832a320220d5269a06127b6a9d2a7a5b03f872d571728fc746839f79
Nov 01 19:53:58.943 INFO running `"docker" "start" "-a" "30e79bb8832a320220d5269a06127b6a9d2a7a5b03f872d571728fc746839f79"`
Nov 01 19:53:59.384 INFO kablam! usermod: no changes
Nov 01 19:53:59.474 INFO kablam!     Checking flat-tree v1.1.0
Nov 01 19:53:59.474 INFO kablam!    Compiling ring v0.9.7
Nov 01 19:54:05.620 INFO kablam!     Checking merkle-generator v0.2.0 (/source)
Nov 01 19:54:06.793 INFO kablam! warning: unused variable: `roots`
Nov 01 19:54:06.793 INFO kablam!    --> src/lib.rs:142:26
Nov 01 19:54:06.793 INFO kablam!     |
Nov 01 19:54:06.794 INFO kablam! 142 |     fn leaf(leaf: &Node, roots: &Vec<Node>) -> Vec<u8> {
Nov 01 19:54:06.794 INFO kablam!     |                          ^^^^^ help: consider using `_roots` instead
Nov 01 19:54:06.794 INFO kablam!     |
Nov 01 19:54:06.794 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 19:54:06.795 INFO kablam! 
Nov 01 19:54:06.864 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.45s
Nov 01 19:54:06.865 INFO kablam! su: No module specific data is present
Nov 01 19:54:07.348 INFO running `"docker" "rm" "-f" "30e79bb8832a320220d5269a06127b6a9d2a7a5b03f872d571728fc746839f79"`
Nov 01 19:54:07.588 INFO blam! 30e79bb8832a320220d5269a06127b6a9d2a7a5b03f872d571728fc746839f79