rustc-ap-rustc_cratesio_shim 426.0.0

Automatically published version of the package `rustc_cratesio_shim` in the rust-lang/rust repository from commit eab3eb38df8dca99110b6149b3a15deeb4ef0413 The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish