IndexError

Level 1 of the Dungeon
(1, 0, D:1)
  a +0 leather armour
(1, 17, D:1)
  a frilled lizard skeleton
(6, 35, D:1)
  a +0 club
  a kobold corpse (skeletalised by now)
(9, 7, D:1)
  a frilled lizard skeleton
(10, 37, D:1)
  a +0 dagger
(12, 27, D:1)
  a +0 dagger
(12, 31, D:1)
  a +0 dagger
(14, 8, D:1)
  a flux talisman
(19, -5, D:1)
  a hobgoblin corpse (skeletalised by now)
(19, 3, D:1)
  a ball python corpse (skeletalised by now)
(23, 10, D:1)
  a frilled lizard skeleton
(27, 12, D:1)
  a ball python skeleton
(32, 27, D:1)
  3 poisoned darts
(35, -2, D:1)
  a +0 short sword
  a kobold corpse (skeletalised by now)
(40, -6, D:1)
  a rat skeleton
(42, -7, D:1)
  a +0 ring mail
(45, 26, D:1)
  a ball python skeleton
(60, 31, D:1)
  a rat corpse (skeletalised by now)
(62, 44, D:1)
  a +0 dagger
  4 stones
  a kobold corpse (skeletalised by now)

Level 2 of the Dungeon
(2, -23, D:2)
  a +0 ring mail
(2, -18, D:2)
  a +0 short sword
(12, -42, D:2)
  a frilled lizard skeleton
  a ball python skeleton
(14, -56, D:2)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(16, 0, D:2)
  5 poisoned darts
(17, -23, D:2)
  a +0 whip
(22, -3, D:2)
  a +0 short sword
  a kobold skeleton
(23, -53, D:2)
  a rat skeleton
(34, -42, D:2)
  a +0 pair of gloves
(36, -12, D:2)
  a +0 club
(52, -47, D:2)
  a +0 chain mail
(57, -51, D:2)
  a +0 short sword
  a kobold skeleton

Level 3 of the Dungeon
(0, 0, D:3)
  an orb of mayhem
  (unseen)
(4, 9, D:3)
  a hobgoblin corpse
(4, 10, D:3)
  a +0 dagger
  a kobold corpse
(5, 25, D:3)
  a +5 hand axe of flaming
  a +0 scale mail
  the human corpse of Terence
(57, 6, D:3)
  a +0 pair of gloves