{"ast_node_type":"other","tokens":[{"end":16,"kind":"keyword","start":0,"text":"bx:"}]}
    bx: &mut Bx,
pub(crate) fn coerce_unsized_into<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>>(
    src: PlaceRef<'tcx, Bx::Value>,