rustc 1.22.0 (9c21f8ff4 2017-11-20)
binary: rustc
commit-hash: 9c21f8ff4d80824972910e0c4bbfd1f89620cb0d
commit-date: 2017-11-20
host: x86_64-unknown-linux-gnu
release: 1.22.0
LLVM version: 4.0