Aug 11 03:22:35.058 INFO checking rust-mpfr-0.1.7 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 11 03:22:35.058 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 03:22:35.058 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 03:22:35.058 INFO running `"docker" "create" "-v" "/tmp/crater.ARIYIWRfd787:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-6/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 03:22:35.218 INFO blam! 024e744e09d0e340ab1862fce581b2a1964955176d530384451f62f21ab3b7ba
Aug 11 03:22:35.220 INFO running `"docker" "start" "-a" "024e744e09d0e340ab1862fce581b2a1964955176d530384451f62f21ab3b7ba"`
Aug 11 03:22:36.277 INFO kablam!     Checking rust-mpfr v0.1.7 (file:///source)
Aug 11 03:22:37.422 INFO kablam! warning: unused arithmetic operation which must be used
Aug 11 03:22:37.422 INFO kablam!   --> src/test.rs:42:5
Aug 11 03:22:37.422 INFO kablam!    |
Aug 11 03:22:37.422 INFO kablam! 42 |     x / y;
Aug 11 03:22:37.422 INFO kablam!    |     ^^^^^
Aug 11 03:22:37.422 INFO kablam!    |
Aug 11 03:22:37.422 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 11 03:22:37.422 INFO kablam! 
Aug 11 03:22:37.483 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
Aug 11 03:22:37.487 INFO kablam! su: No module specific data is present
Aug 11 03:22:38.076 INFO running `"docker" "rm" "-f" "024e744e09d0e340ab1862fce581b2a1964955176d530384451f62f21ab3b7ba"`
Aug 11 03:22:38.244 INFO blam! 024e744e09d0e340ab1862fce581b2a1964955176d530384451f62f21ab3b7ba