syntax_data: {"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":"source_args.rebase_onto(infcx.tcx,"}]}
source_snippet:     source_args.rebase_onto(infcx.tcx, source_impl, target_args)
context_before:     // directly inherent the method generics, since those do not vary across impls
context_after: }