SHA512 (proc-macro2-0.3.6.crate) = 4999d6f4916005e6691f3d865cd6d58fb26e672319e9d941d9fbc6403e10ca2b6ea761e5e2d84cb60324f235ec6a57dc2acb064997fcfbf63b90b48b1d0df9ff