syntax_data: {"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// Treat parameters in both the lhs and the rhs as rigid.
context_before: impl<I: Interner> DeepRejectCtxt<I, false, false> {
context_after:     pub fn relate_rigid_rigid(_interner: I) -> DeepRejectCtxt<I, false, false> {