Aug 31 11:14:01.790 INFO checking threading-0.1.2 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 11:14:01.790 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 11:14:01.790 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 11:14:01.934 INFO blam! 30501f7bc01ae2be6f13c33e02bab7304024741e93f037ed3d4a720b5c31a4a7
Aug 31 11:14:01.936 INFO running `"docker" "start" "-a" "30501f7bc01ae2be6f13c33e02bab7304024741e93f037ed3d4a720b5c31a4a7"`
Aug 31 11:14:02.635 INFO kablam!     Checking threading v0.1.2 (file:///source)
Aug 31 11:14:03.061 INFO kablam! warning: unused arithmetic operation which must be used
Aug 31 11:14:03.061 INFO kablam!    --> src/lib.rs:165:13
Aug 31 11:14:03.061 INFO kablam!     |
Aug 31 11:14:03.061 INFO kablam! 165 |             i * i;
Aug 31 11:14:03.061 INFO kablam!     |             ^^^^^
Aug 31 11:14:03.061 INFO kablam!     |
Aug 31 11:14:03.061 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 31 11:14:03.062 INFO kablam! 
Aug 31 11:14:03.074 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
Aug 31 11:14:03.076 INFO kablam! su: No module specific data is present
Aug 31 11:14:03.574 INFO running `"docker" "rm" "-f" "30501f7bc01ae2be6f13c33e02bab7304024741e93f037ed3d4a720b5c31a4a7"`
Aug 31 11:14:03.715 INFO blam! 30501f7bc01ae2be6f13c33e02bab7304024741e93f037ed3d4a720b5c31a4a7