IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 rapier
(6, -28, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(16, -28, D:1)
  a +0 club
  a kobold skeleton
(19, -20, D:1)
  a rat skeleton
(23, -5, D:1)
  a bat corpse (skeletalised by now)
(26, -14, D:1)
  a jackal skeleton
(27, -14, D:1)
  a bat skeleton
  a goblin skeleton
(30, -5, D:1)
  a frilled lizard skeleton
(32, -33, D:1)
  a frilled lizard corpse (skeletalised by now)
(36, -31, D:1)
  a ball python corpse (skeletalised by now)
(48, -24, D:1)
  a frilled lizard skeleton
(51, -26, D:1)
  a +0 leather armour
(53, -23, D:1)
  a +0 short sword
(59, -33, D:1)
  a rat skeleton
(59, -22, D:1)
  a +0 short sword
  a kobold skeleton

Level 2 of the Dungeon
(0, 0, D:2)
  a rat corpse (skeletalised by now)
(7, 0, D:2)
  a ball python skeleton
(11, -16, D:2)
  an adder corpse (skeletalised by now)
(13, -34, D:2)
  a +0 dagger
(16, -32, D:2)
  a hobgoblin skeleton
(28, -5, D:2)
  7 stones
(37, -27, D:2)
  a +0 club
  4 stones
(40, 9, D:2)
  a rat corpse (skeletalised by now)

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 mace
(4, 14, D:3)
  a +0 crystal plate armour
  4 poisoned darts
  a +0 dagger
(5, 2, D:3)
  7 poisoned darts
  a +0 dagger
  a kobold skeleton
(6, 28, D:3)
  a +0 robe
(11, 10, D:3)
  a +0 spear
(20, 17, D:3)
  a bat skeleton
(32, 5, D:3)
  a ball python skeleton
(32, 18, D:3)
  a +0 club
  a +0 ring mail
  an orc skeleton
(35, 21, D:3)
  a +0 whip
  a +0 leather armour
  a +0 whip
  a +0 short sword
  6 poisoned darts
(42, 10, D:3)
  a quokka skeleton
(43, 33, D:3)
  a +0 mace
(45, 19, D:3)
  a +0 whip
(47, 12, D:3)
  a human skeleton
(47, 13, D:3)
  a human skeleton
(48, 18, D:3)
  a human skeleton
(50, 7, D:3)
  3 poisoned darts
(50, 13, D:3)
  a human skeleton
(50, 14, D:3)
  a human skeleton