Nov 28 22:08:49.762 INFO checking merkle-generator-0.2.0 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 22:08:49.763 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 22:08:49.988 INFO [stdout] 467732494b86b8a804ae26813e24c8fca4a5bcad8eabe5436d5020ed8b6af807
Nov 28 22:08:49.990 INFO running `"docker" "start" "-a" "467732494b86b8a804ae26813e24c8fca4a5bcad8eabe5436d5020ed8b6af807"`
Nov 28 22:08:50.620 INFO [stderr] usermod: no changes
Nov 28 22:08:50.700 INFO [stderr]     Checking flat-tree v1.1.0
Nov 28 22:08:50.708 INFO [stderr]    Compiling ring v0.9.7
Nov 28 22:08:56.945 INFO [stderr]     Checking merkle-generator v0.2.0 (/source)
Nov 28 22:08:58.086 INFO [stderr] warning: unused variable: `roots`
Nov 28 22:08:58.087 INFO [stderr]    --> src/lib.rs:142:26
Nov 28 22:08:58.087 INFO [stderr]     |
Nov 28 22:08:58.087 INFO [stderr] 142 |     fn leaf(leaf: &Node, roots: &Vec<Node>) -> Vec<u8> {
Nov 28 22:08:58.087 INFO [stderr]     |                          ^^^^^ help: consider using `_roots` instead
Nov 28 22:08:58.087 INFO [stderr]     |
Nov 28 22:08:58.087 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 22:08:58.087 INFO [stderr] 
Nov 28 22:08:58.164 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.51s
Nov 28 22:08:58.164 INFO [stderr] su: No module specific data is present
Nov 28 22:08:58.613 INFO running `"docker" "inspect" "467732494b86b8a804ae26813e24c8fca4a5bcad8eabe5436d5020ed8b6af807"`
Nov 28 22:08:58.792 INFO running `"docker" "rm" "-f" "467732494b86b8a804ae26813e24c8fca4a5bcad8eabe5436d5020ed8b6af807"`
Nov 28 22:08:59.166 INFO [stdout] 467732494b86b8a804ae26813e24c8fca4a5bcad8eabe5436d5020ed8b6af807