Sep 01 04:09:37.206 INFO checking threading-0.1.2 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 04:09:37.206 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 04:09:37.206 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/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 04:09:37.375 INFO blam! 022f42dce96d42f29634f0d4732bfa572e768f06e3c4fa34b1f41a4554a7c328
Sep 01 04:09:37.376 INFO running `"docker" "start" "-a" "022f42dce96d42f29634f0d4732bfa572e768f06e3c4fa34b1f41a4554a7c328"`
Sep 01 04:09:38.124 INFO kablam!     Checking threading v0.1.2 (file:///source)
Sep 01 04:09:38.521 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 04:09:38.521 INFO kablam!    --> src/lib.rs:165:13
Sep 01 04:09:38.521 INFO kablam!     |
Sep 01 04:09:38.521 INFO kablam! 165 |             i * i;
Sep 01 04:09:38.521 INFO kablam!     |             ^^^^^
Sep 01 04:09:38.521 INFO kablam!     |
Sep 01 04:09:38.522 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 01 04:09:38.522 INFO kablam! 
Sep 01 04:09:38.572 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Sep 01 04:09:38.575 INFO kablam! su: No module specific data is present
Sep 01 04:09:39.042 INFO running `"docker" "rm" "-f" "022f42dce96d42f29634f0d4732bfa572e768f06e3c4fa34b1f41a4554a7c328"`
Sep 01 04:09:39.125 INFO blam! 022f42dce96d42f29634f0d4732bfa572e768f06e3c4fa34b1f41a4554a7c328