Sep 04 02:46:26.885 INFO checking snowflake-multi-threaded-0.1.1 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 02:46:26.885 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 02:46:26.886 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 02:46:27.143 INFO blam! e1ae14f69bd9c11d883122aa193afe7254b5f225abbd89c4c97b517856325cfa
Sep 04 02:46:27.145 INFO running `"docker" "start" "-a" "e1ae14f69bd9c11d883122aa193afe7254b5f225abbd89c4c97b517856325cfa"`
Sep 04 02:46:27.975 INFO kablam!     Checking snowflake-multi-threaded v0.1.1 (file:///source)
Sep 04 02:46:28.709 INFO kablam! warning: unused variable: `new_id`
Sep 04 02:46:28.709 INFO kablam!    --> src/lib.rs:159:25
Sep 04 02:46:28.709 INFO kablam!     |
Sep 04 02:46:28.709 INFO kablam! 159 |                     let new_id = t.generate_id().unwrap();
Sep 04 02:46:28.710 INFO kablam!     |                         ^^^^^^ help: consider using `_new_id` instead
Sep 04 02:46:28.710 INFO kablam!     |
Sep 04 02:46:28.710 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 02:46:28.710 INFO kablam! 
Sep 04 02:46:28.782 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Sep 04 02:46:28.786 INFO kablam! su: No module specific data is present
Sep 04 02:46:29.331 INFO running `"docker" "rm" "-f" "e1ae14f69bd9c11d883122aa193afe7254b5f225abbd89c4c97b517856325cfa"`
Sep 04 02:46:29.484 INFO blam! e1ae14f69bd9c11d883122aa193afe7254b5f225abbd89c4c97b517856325cfa