{"ast_node_type":"other","tokens":[{"end":136,"kind":"keyword","start":0,"text":"FusedIterator,"}]}
    FusedIterator,           sym::fused_iterator,      fused_iterator_trait,       Target::Trait,          GenericRequirement::Exact(0);
    Iterator,                sym::iterator,            iterator_trait,             Target::Trait,          GenericRequirement::Exact(0);
    Future,                  sym::future_trait,        future_trait,               Target::Trait,          GenericRequirement::Exact(0);