This is makeindex, version 2.15 [TeX Live 2015/dev] (kpathsea + Thai support).
Scanning input file report.idx....done (53 entries accepted, 0 rejected).
Sorting entries....done (317 comparisons).
Generating output file report.ind....done (107 lines written, 0 warnings).
Output written in report.ind.
Transcript written in report.ilg.