This is makeindex, version 2.14 [02-Oct-2002] (kpathsea + Thai support).
Scanning input file guava.idx....done (370 entries accepted, 0 rejected).
Sorting entries......done (3658 comparisons).
Generating output file guava.ind....done (440 lines written, 0 warnings).
Output written in guava.ind.
Transcript written in guava.ilg.
