Jul 11 19:35:42.277 INFO checking threading-0.1.2 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 11 19:35:42.277 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 11 19:35:42.277 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 11 19:35:42.277 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-6/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/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 +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 11 19:35:42.542 INFO blam! 1e348a2dc8858b4426c18e7abe234b02418b92af4b3aa87f9c9c29675372d52b
Jul 11 19:35:42.545 INFO running `"docker" "start" "-a" "1e348a2dc8858b4426c18e7abe234b02418b92af4b3aa87f9c9c29675372d52b"`
Jul 11 19:35:43.910 INFO kablam!     Checking threading v0.1.2 (file:///source)
Jul 11 19:35:44.778 INFO kablam! warning: unused arithmetic operation which must be used
Jul 11 19:35:44.778 INFO kablam!    --> src/lib.rs:165:13
Jul 11 19:35:44.778 INFO kablam!     |
Jul 11 19:35:44.778 INFO kablam! 165 |             i * i;
Jul 11 19:35:44.779 INFO kablam!     |             ^^^^^
Jul 11 19:35:44.779 INFO kablam!     |
Jul 11 19:35:44.779 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Jul 11 19:35:44.779 INFO kablam! 
Jul 11 19:35:44.821 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Jul 11 19:35:44.824 INFO kablam! su: No module specific data is present
Jul 11 19:35:45.399 INFO running `"docker" "rm" "-f" "1e348a2dc8858b4426c18e7abe234b02418b92af4b3aa87f9c9c29675372d52b"`
Jul 11 19:35:45.551 INFO blam! 1e348a2dc8858b4426c18e7abe234b02418b92af4b3aa87f9c9c29675372d52b