Sep 01 23:27:12.308 INFO checking snowflake-multi-threaded-0.1.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 01 23:27:12.308 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 23:27:12.308 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 23:27:12.462 INFO blam! ac0feecdd2c79682867cf48800d050bb2ea0fa3170ea58ed0b55bb94dbcf6cdc
Sep 01 23:27:12.464 INFO running `"docker" "start" "-a" "ac0feecdd2c79682867cf48800d050bb2ea0fa3170ea58ed0b55bb94dbcf6cdc"`
Sep 01 23:27:13.303 INFO kablam!     Checking snowflake-multi-threaded v0.1.1 (file:///source)
Sep 01 23:27:13.806 INFO kablam! warning: unused variable: `new_id`
Sep 01 23:27:13.806 INFO kablam!    --> src/lib.rs:159:25
Sep 01 23:27:13.806 INFO kablam!     |
Sep 01 23:27:13.806 INFO kablam! 159 |                     let new_id = t.generate_id().unwrap();
Sep 01 23:27:13.806 INFO kablam!     |                         ^^^^^^ help: consider using `_new_id` instead
Sep 01 23:27:13.806 INFO kablam!     |
Sep 01 23:27:13.806 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 01 23:27:13.806 INFO kablam! 
Sep 01 23:27:13.849 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Sep 01 23:27:13.852 INFO kablam! su: No module specific data is present
Sep 01 23:27:14.332 INFO running `"docker" "rm" "-f" "ac0feecdd2c79682867cf48800d050bb2ea0fa3170ea58ed0b55bb94dbcf6cdc"`
Sep 01 23:27:14.450 INFO blam! ac0feecdd2c79682867cf48800d050bb2ea0fa3170ea58ed0b55bb94dbcf6cdc