Sep 01 04:09:29.291 INFO checking threadpool-1.7.1 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 04:09:29.292 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 04:09:29.292 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 04:09:29.532 INFO blam! 16955c703147fa8e0ac02a21818588388551a3adc7749919cad967a429f7acd4
Sep 01 04:09:29.533 INFO running `"docker" "start" "-a" "16955c703147fa8e0ac02a21818588388551a3adc7749919cad967a429f7acd4"`
Sep 01 04:09:30.413 INFO kablam!     Checking threadpool v1.7.1 (file:///source)
Sep 01 04:09:31.729 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 04:09:31.729 INFO kablam!    --> src/lib.rs:815:36
Sep 01 04:09:31.729 INFO kablam!     |
Sep 01 04:09:31.729 INFO kablam! 815 |             pool.execute(move || { 1 + 1; });
Sep 01 04:09:31.729 INFO kablam!     |                                    ^^^^^
Sep 01 04:09:31.729 INFO kablam!     |
Sep 01 04:09:31.729 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 01 04:09:31.729 INFO kablam! 
Sep 01 04:09:31.778 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Sep 01 04:09:31.780 INFO kablam! su: No module specific data is present
Sep 01 04:09:32.343 INFO running `"docker" "rm" "-f" "16955c703147fa8e0ac02a21818588388551a3adc7749919cad967a429f7acd4"`
Sep 01 04:09:32.487 INFO blam! 16955c703147fa8e0ac02a21818588388551a3adc7749919cad967a429f7acd4