This is makeindex, version 2.15 [TeX Live 2015] (kpathsea + Thai support).
Scanning input file guava.idx....done (403 entries accepted, 0 rejected).
Sorting entries......done (3678 comparisons).
Generating output file guava.ind....done (482 lines written, 0 warnings).
Output written in guava.ind.
Transcript written in guava.ilg.
