syntax_data: {"ast_node_type":"other","tokens":[{"end":80,"kind":"keyword","start":0,"text":"self_ty:"}]}
source_snippet:                     self_ty: self_ty.has_concrete_skeleton().then_some(self_ty),
context_before:                     // not adding much information.
context_after:                     intercrate_ambiguity_causes: overlap.intercrate_ambiguity_causes,