Sep 10 07:53:02.819 INFO checking threading-0.1.2 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 07:53:02.819 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 07:53:02.819 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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=1000" "-e" "CMD=cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 07:53:03.020 INFO blam! 232b13f0b76600413f17e26b35fbae8d30b6137727c46b9714068695ed366262
Sep 10 07:53:03.021 INFO running `"docker" "start" "-a" "232b13f0b76600413f17e26b35fbae8d30b6137727c46b9714068695ed366262"`
Sep 10 07:53:03.819 INFO kablam! usermod: no changes
Sep 10 07:53:03.841 INFO kablam!     Checking threading v0.1.2 (file:///source)
Sep 10 07:53:04.011 INFO kablam! warning: unused arithmetic operation which must be used
Sep 10 07:53:04.011 INFO kablam!    --> src/lib.rs:165:13
Sep 10 07:53:04.011 INFO kablam!     |
Sep 10 07:53:04.011 INFO kablam! 165 |             i * i;
Sep 10 07:53:04.011 INFO kablam!     |             ^^^^^
Sep 10 07:53:04.011 INFO kablam!     |
Sep 10 07:53:04.011 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 10 07:53:04.011 INFO kablam! 
Sep 10 07:53:04.020 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
Sep 10 07:53:04.022 INFO kablam! su: No module specific data is present
Sep 10 07:53:04.613 INFO running `"docker" "rm" "-f" "232b13f0b76600413f17e26b35fbae8d30b6137727c46b9714068695ed366262"`
Sep 10 07:53:04.679 INFO blam! 232b13f0b76600413f17e26b35fbae8d30b6137727c46b9714068695ed366262