Aug 17 11:49:28.419 INFO checking rust-mpfr-0.1.7 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426 Aug 17 11:49:28.419 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets Aug 17 11:49:28.419 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets Aug 17 11:49:28.419 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-1/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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 +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"` Aug 17 11:49:28.673 INFO blam! 6d069b24e767945650419a5b3ec16a42ceaa18d3853868d7db137a3ab16c095a Aug 17 11:49:28.679 INFO running `"docker" "start" "-a" "6d069b24e767945650419a5b3ec16a42ceaa18d3853868d7db137a3ab16c095a"` Aug 17 11:49:30.026 INFO kablam! Checking rust-gmp v0.3.2 Aug 17 11:49:31.104 INFO kablam! Checking rust-mpfr v0.1.7 (file:///source) Aug 17 11:49:32.718 INFO kablam! warning: unused arithmetic operation which must be used Aug 17 11:49:32.718 INFO kablam! --> src/test.rs:42:5 Aug 17 11:49:32.718 INFO kablam! | Aug 17 11:49:32.718 INFO kablam! 42 | x / y; Aug 17 11:49:32.718 INFO kablam! | ^^^^^ Aug 17 11:49:32.718 INFO kablam! | Aug 17 11:49:32.718 INFO kablam! = note: #[warn(unused_must_use)] on by default Aug 17 11:49:32.718 INFO kablam! Aug 17 11:49:32.772 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 2.79s Aug 17 11:49:32.777 INFO kablam! su: No module specific data is present Aug 17 11:49:33.304 INFO running `"docker" "rm" "-f" "6d069b24e767945650419a5b3ec16a42ceaa18d3853868d7db137a3ab16c095a"` Aug 17 11:49:33.486 INFO blam! 6d069b24e767945650419a5b3ec16a42ceaa18d3853868d7db137a3ab16c095a