ERROR: unrolling packed instance aliases in bool_connection:
	size of reference 2 ({ { a, b, c, d }, { e, f, g, h } }) = [2][4]
	size of reference 1 ({ { a, b }, { c, d }, { e, f }, { g, h } }) = [4][2]
Error encountered during module::unroll.
ERROR in creating.  Aborting.
