syntax_data: {"ast_node_type":"other","tokens":[{"end":85,"kind":"keyword","start":0,"text":"intercrate_ambiguity_causes:"}]}
source_snippet:                     intercrate_ambiguity_causes: overlap.intercrate_ambiguity_causes,
context_before:                     self_ty: self_ty.has_concrete_skeleton().then_some(self_ty),
context_after:                     involves_placeholder: overlap.involves_placeholder,