IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a rat corpse
(1, 17, D:1)
  12 gold pieces
(2, 13, D:1)
  a jackal corpse
(3, 15, D:1)
  a jackal corpse
(4, 16, D:1)
  a jackal corpse
  a jackal corpse
(5, 13, D:1)
  a potion of mutation
(5, 14, D:1)
  a +0 dagger
(7, 21, D:1)
  a scroll of fog
(15, -16, D:1)
  a bat corpse
(20, -12, D:1)
  a ball python corpse (skeletalised by now)
(23, -10, D:1)
  a +0 plate armour
(28, -10, D:1)
  6 stones
(33, 12, D:1)
  a hobgoblin corpse (skeletalised by now)
(37, -12, D:1)
  a bat corpse (skeletalised by now)
(41, -18, D:1)
  7 stones
(42, -2, D:1)
  9 stones
(46, 18, D:1)
  4 stones
(51, -1, D:1)
  3 stones
(53, 28, D:1)
  a bat corpse (skeletalised by now)