rustc 1.28.0-nightly (990d8aa74 2018-05-25) binary: rustc commit-hash: 990d8aa743b1dda3cc0f68fe09524486261812c6 commit-date: 2018-05-25 host: x86_64-unknown-linux-gnu release: 1.28.0-nightly LLVM version: 6.0