Aug 01 23:34:10.087 INFO checking rust-mpfr-0.1.7 against 1.27.2 for lazy_static-1
Aug 01 23:34:10.087 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:34:10.087 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:34:10.087 INFO running `"docker" "create" "-v" "/tmp/crater.oZp5Uvss2ayZ:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2:/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 +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 01 23:34:10.276 INFO blam! d6581ea1d2faf3791551c4b9a3638985079b738b19343004b6dee08b1e0f7d69
Aug 01 23:34:10.280 INFO running `"docker" "start" "-a" "d6581ea1d2faf3791551c4b9a3638985079b738b19343004b6dee08b1e0f7d69"`
Aug 01 23:34:11.657 INFO kablam!     Checking rust-gmp v0.3.2
Aug 01 23:34:12.702 INFO kablam!     Checking rust-mpfr v0.1.7 (file:///source)
Aug 01 23:34:13.815 INFO kablam! warning: unused arithmetic operation which must be used
Aug 01 23:34:13.815 INFO kablam!   --> src/test.rs:42:5
Aug 01 23:34:13.815 INFO kablam!    |
Aug 01 23:34:13.815 INFO kablam! 42 |     x / y;
Aug 01 23:34:13.815 INFO kablam!    |     ^^^^^
Aug 01 23:34:13.815 INFO kablam!    |
Aug 01 23:34:13.815 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 01 23:34:13.815 INFO kablam! 
Aug 01 23:34:13.874 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
Aug 01 23:34:13.877 INFO kablam! su: No module specific data is present
Aug 01 23:34:14.678 INFO running `"docker" "rm" "-f" "d6581ea1d2faf3791551c4b9a3638985079b738b19343004b6dee08b1e0f7d69"`
Aug 01 23:34:14.867 INFO blam! d6581ea1d2faf3791551c4b9a3638985079b738b19343004b6dee08b1e0f7d69