my life sucks

struct sequence *seq = sequence_create();
  assert(sequence_length(seq) == 0);
  sequence_insert_at(seq, 0, 27);
  sequence_print(seq);
  assert(sequence_length(seq) == 1);
  sequence_insert_at(seq, 1, 28);
  sequence_print(seq);
  sequence_remove_at(seq, 1);
  sequence_print(seq);

  trace_int(sequence_item_at(seq, 0));

  sequence_destroy(seq);