E1:     C1 CALL pred divide_and_query1.main/2-0 (det) divide_and_query1.m:26
mdb> mdb> Contexts will not be printed.
mdb> echo on
Command echo enabled.
mdb> format flat
mdb> format_param size 100
mdb> break to_b
 0: + stop  interface pred divide_and_query1.to_b/2-0 (det)
mdb> c -n
      E2:     C2 CALL pred divide_and_query1.to_b/2-0 (det)
mdb> f -n
      E3:     C2 EXIT pred divide_and_query1.to_b/2-0 (det)
mdb> dd -d 3 -n 7 -s divide_and_query
to_b([a, a, a, a, a, a, a, a, a, a], [b, b, b, b, b, b, b, b, b, b])
Valid? n
to_b([a, a, a, a], [b, b, b, b])
Valid? n
to_b([a], [b])
Valid? y
to_b([a, a], [b, b])
Valid? y
to_b([a, a, a], [b, b, b])
Valid? y
Found incorrect contour:
to_b([a, a, a], [b, b, b])
to_b([a, a, a, a], [b, b, b, b])
Is this a bug? y
      E4:     C3 EXIT pred divide_and_query1.to_b/2-0 (det)
mdb> delete *
 0: E stop  interface pred divide_and_query1.to_b/2-0 (det)
mdb> break abba
 0: + stop  interface pred divide_and_query1.abba/1-0 (semidet)
mdb> c
      E5:     C4 CALL pred divide_and_query1.abba/1-0 (semidet)
mdb> f -n
      E6:     C4 EXIT pred divide_and_query1.abba/1-0 (semidet)
mdb> dd -d 3 -n 7 -s divide_and_query
abba([b, a, a, b])
Valid? n
abba_perm([a, a, b], [a, b, a])
Valid? y
abba_perm([b, a, a, b], [a, b, b, a])
Valid? n
abba_delete([a, b, b, a], b, [a, b, a])
Valid? n
abba_delete([b, b, a], b, [b, a])
Valid? y
Found incorrect contour:
abba_delete([b, b, a], b, [b, a])
abba_delete([a, b, b, a], b, [a, b, a])
Is this a bug? y
      E7:     C5 EXIT pred divide_and_query1.abba_delete/3-0 (multi)
mdb> c
      E6:     C4 EXIT pred divide_and_query1.abba/1-0 (semidet)
mdb> c
      E8:     C6 CALL pred divide_and_query1.abba/1-0 (semidet)
mdb> f
      E9:     C6 FAIL pred divide_and_query1.abba/1-0 (semidet)
mdb> dd -d 3 -n 7 -s divide_and_query
Call abba([a, a, a, b])
Unsatisfiable? n
Call abba_perm([a, a, a, b], _)
Solutions:
	abba_perm([a, a, a, b], [a, a, a, b])
	abba_perm([a, a, a, b], [a, a, a, b])
	abba_perm([a, a, a, b], [a, a, a, b])
	abba_perm([a, a, a, b], [a, a, b, a])
	abba_perm([a, a, a, b], [a, a, a, b])
	abba_perm([a, a, a, b], [a, a, a, b])
	abba_perm([a, a, a, b], [a, a, a, b])
	abba_perm([a, a, a, b], [a, a, b, a])
	abba_perm([a, a, a, b], [a, a, b, a])
	abba_perm([a, a, a, b], [a, a, b, a])
	abba_perm([a, a, a, b], [a, b, a, a])
	abba_perm([a, a, a, b], [a, b, a, a])
	abba_perm([a, a, a, b], [a, a, b, a])
	abba_perm([a, a, a, b], [a, a, b, a])
	abba_perm([a, a, a, b], [a, b, a, a])
	abba_perm([a, a, a, b], [a, b, a, a])
	abba_perm([a, a, a, b], [a, b, a, a])
	abba_perm([a, a, a, b], [b, a, a, a])
	abba_perm([a, a, a, b], [b, a, a, a])
	abba_perm([a, a, a, b], [b, a, a, a])
	abba_perm([a, a, a, b], [a, b, a, a])
	abba_perm([a, a, a, b], [b, a, a, a])
	abba_perm([a, a, a, b], [b, a, a, a])
	abba_perm([a, a, a, b], [b, a, a, a])
Complete? n
Call abba_perm([a, a, b], _)
Solutions:
	abba_perm([a, a, b], [a, a, b])
	abba_perm([a, a, b], [a, a, b])
	abba_perm([a, a, b], [a, b, a])
	abba_perm([a, a, b], [a, b, a])
	abba_perm([a, a, b], [b, a, a])
	abba_perm([a, a, b], [b, a, a])
Complete? y
abba_perm([a, a, b], [b, a, a])
Valid? n
abba_perm([a, b], [b, a])
Valid? n
abba_perm([b], [b])
Valid? y
abba_delete([b, a], a, [b])
Valid? y
Found incorrect contour:
abba_perm([b], [b])
abba_delete([b, a], a, [b])
abba_perm([a, b], [b, a])
Is this a bug? y
     E10:     C7 EXIT pred divide_and_query1.abba_perm/2-0 (multi)
mdb> c
      E9:     C6 FAIL pred divide_and_query1.abba/1-0 (semidet)
mdb> c
     E11:     C8 CALL pred divide_and_query1.abba/1-0 (semidet)
mdb> f
     E12:     C8 EXIT pred divide_and_query1.abba/1-0 (semidet)
mdb> trust abba_delete
Trusting pred divide_and_query1.abba_delete/3
mdb> dd -d 3 -n 7 -s divide_and_query
abba([a, a, b, b])
Valid? n
abba_perm([a, a, b, b], [a, b, b, a])
Valid? n
abba_perm([a, b, b], [a, b, b])
Valid? n
abba_perm([b, b], [b, b])
Valid? n
Found incorrect contour:
abba_perm([b], [b])
abba_delete([b, b], b, [b])
abba_perm([b, b], [b, b])
Is this a bug? y
     E13:     C9 EXIT pred divide_and_query1.abba_perm/2-0 (multi)
mdb> delete *
 0: E stop  interface pred divide_and_query1.abba/1-0 (semidet)
mdb> break to_b2
 0: + stop  interface pred divide_and_query1.to_b2/2-0 (det)
mdb> c
     E14:    C10 CALL pred divide_and_query1.to_b2/2-0 (det)
mdb> f
     E15:    C10 EXIT pred divide_and_query1.to_b2/2-0 (det)
mdb> dd -d 3 -n 7 -s divide_and_query
to_b2([c, c, c, c, c, c, c], [b, b, b, b, b, b, b])
Valid? b 2
browser> cd 2/2
browser> mark
to_b([c, c, c, c, c], [b, b, b, b, b])
Valid? n
to_b([c, c], [b, b])
Valid? y
to_b([c, c, c], [b, b, b])
Valid? n
Found incorrect contour:
to_b([c, c], [b, b])
to_b([c, c, c], [b, b, b])
Is this a bug? y
     E16:    C11 EXIT pred divide_and_query1.to_b/2-0 (det)
mdb> quit -y