message: Added ignoring of include!
  include! should be ignored as it dumps the contents of a file into the current file, so it may comprise of no coverable code or some. However, that code won't be evident to the user so is of little use.
diff: @@ -475,8 +475,7 @@ impl<'v, 'a> Visitor<'v> for CoverageVisitor<'a> {
  // TODO unimplemented should have extra logic to exclude the
  // function from coverage
  match mac_text {
  - "unimplemented" => self.ignore_lines(mac.span),
  - "unreachable" => self.ignore_lines(mac.span),
  + "unimplemented" | "unreachable" | "include" => self.ignore_lines(mac.span),
  _ => self.ignore_mac_args(&mac.node, mac.span),
  }
  visit::walk_mac(self, mac);
  