/* Allocating the memory */
reg->prts_closure[i] = calloc(prts_size + 1, sizeof(char *));
reg->prts_str[i] = calloc(prts_size + 1, sizeof(char *));
/* Allocating the memory */
reg->prts_closure[i] = calloc(prts_size + 1, sizeof(char *));
reg->prts_str[i] = calloc(prts_size + 1, sizeof(char *));