syntax_data: {"ast_node_type":"other","tokens":[{"end":57,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:             // want, but fixing it causes some ambiguity:
context_before:             // This only detects one layer of inference, which is probably not what we actually
context_after:             // <https://github.com/rust-lang/rust/issues/125196>.