anchor.diff:                     {explicit,
                       #data{ type=uint16, align=96 }}
                   ]} }},
  +            #struct{ %% 0xcafccddb68db1d11
  +              name=group, id=14626792032033250577, source= <<"schema.capnp:Field.group">>,
  +              dsize=3, psize=4, esize=inlineComposite,
  +              union_field=none,
  +              fields=
  +                [{typeId,
  +                  #data{ type=uint64, align=128 }}
  +                ]},
               #struct{ %% 0xc42305476bb4746f
  -              name=nonGroup, id=14133145859926553711, source= <<"schema.capnp:Field.nonGroup">>,
  +              name=slot, id=14133145859926553711, source= <<"schema.capnp:Field.slot">>,
                 dsize=3, psize=4, esize=inlineComposite,
                 union_field=none,
                 fields=
  
positive.code:          dsize=3, psize=4, esize=inlineComposite,
           union_field=#data{ align=64, type=
             {union,
               [{nonGroup,
                 #group{ id=14133145859926553711 }},
                {group,
                 #data{ type=uint64, align=128 }}
             ]} },
           fields=
             [{name,
  
negative.code:               {text,void},
                {data,void},
                {list,
                 #group{ id=9792858745991129751 }},
                {enum,
                 #group{ id=11389172934837766057 }},
                {struct,
                 #group{ id=12410354185295152851 }},
                {interface,
                 #group{ id=17116997365232503999 }},
                {object,void}
             ]} },
           types=
             [#struct{ %% 0xed8bca69f7fb0cbf
                name=interface, id=17116997365232503999, source= <<"schema.capnp:Type.interface">>,
                dsize=2, psize=1, esize=inlineComposite,
                union_field=none,
                fields=
                  [{typeId,
                    #data{ type=uint64, align=64 }}
                  ]},
              #struct{ %% 0xac3a6f60ef4cc6d3
                name=struct, id=12410354185295152851, source= <<"schema.capnp:Type.struct">>,
                dsize=2, psize=1, esize=inlineComposite,
                union_field=none,
                fields=
                  [{typeId,
                    #data{ type=uint64, align=64 }}
                  ]},
              #struct{ %% 0x9e0e78711a7f87a9
                name=enum, id=11389172934837766057, source= <<"schema.capnp:Type.enum">>,
                dsize=2, psize=1, esize=inlineComposite,
                union_field=none,
                fields=
                  [{typeId,
                    #data{ type=uint64, align=64 }}
                  ]},
              #struct{ %% 0x87e739250a60ea97
                name=list, id=9792858745991129751, source= <<"schema.capnp:Type.list">>,
                dsize=2, psize=1, esize=inlineComposite,
                union_field=none,
                fields=
                  [{elementType,
                    #ptr{ type={struct,15020482145304562784}, idx=0 }}
                  ]}
             ]},
         #struct{ %% 0xce23dcd2d7b00c9b
           name='Value', id=14853958794117909659, source= <<"schema.capnp:Value">>,
           dsize=2, psize=1, esize=inlineComposite,
  