This is makeindex, portable version 2.12 [26-May-1993].
Scanning input file tort.idx...
!! Input index error (file = tort.idx, line = 1):
   -- Illegal null field.
!! Input index error (file = tort.idx, line = 2):
   -- Illegal null field.
!! Input index error (file = tort.idx, line = 3):
   -- Extra `@' at position 14 of first argument.
!! Input index error (file = tort.idx, line = 4):
   -- Extra `!' at position 18 of first argument.
!! Input index error (file = tort.idx, line = 5):
   -- Extra `|' at position 15 of first argument.
.done (29 entries accepted, 5 rejected).
Sorting entries....done (135 comparisons).
Generating output file tort.ind....
## Warning (input = tort.idx, line = 23; output = tort.ind, line = 3):
   -- Range closing operator has an inconsistent encapsulator iii.

## Warning (input = tort.idx, line = 26; output = tort.ind, line = 8):
   -- Inconsistent page encapsulator ii within range.

## Warning (input = tort.idx, line = 30; output = tort.ind, line = 9):
   -- Inconsistent page encapsulator ii within range.

## Warning (input = tort.idx, line = 7; output = tort.ind, line = 10):
   -- Conflicting entries: multiple encaps for the same page under same key.

## Warning (input = tort.idx, line = 14; output = tort.ind, line = 14):
   -- Unmatched range closing operator ).

## Warning (input = tort.idx, line = 15; output = tort.ind, line = 15):
   -- Unmatched range opening operator (.

## Warning (input = tort.idx, line = 34; output = tort.ind, line = 16):
   -- Illegal range formation: starting & ending pages are of different types.

## Warning (input = tort.idx, line = 38; output = tort.ind, line = 17):
   -- Illegal range formation: starting & ending pages are of different types.

## Warning (input = tort.idx, line = 42; output = tort.ind, line = 18):
   -- Inconsistent page encapsulator xx within range.

## Warning (input = tort.idx, line = 43; output = tort.ind, line = 18):
   -- Illegal range formation: starting & ending pages are of different types.
done (24 lines written, 10 warnings).
Output written in tort.ind.
Transcript written in tort.ilg.