message: [BROKEN] treat any crate that's not a binary as a library
  closes
  TODO: this tries to build crates that are binaries and don't have a
  crate-type field
diff: @@ -84,7 +84,7 @@ impl Package {
  target
  .kind
  .iter()
  - .any(|kind| kind == "lib" || kind == "proc-macro")
  + .any(|kind| kind != "bin")
  })
  }
  