syntax_data: {"ast_node_type":"other","tokens":[{"end":90,"kind":"keyword","start":0,"text":"ty::Binder::dummy(PredicateKind::Clause(ClauseKind::Projection(from))).upcast(tcx)"}]}
source_snippet:         ty::Binder::dummy(PredicateKind::Clause(ClauseKind::Projection(from))).upcast(tcx)
context_before:     fn upcast_from(from: ProjectionPredicate<'tcx>, tcx: TyCtxt<'tcx>) -> Self {
context_after:     }