GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it
This is makeindex, version 2.15 [TeX Live 2014] (kpathsea + Thai support). Scanning input file PolymakeInterface.idx.... !! Input index error (file = PolymakeInterface.idx, line = 6): -- First argument too long (max 1024). done (5 entries accepted, 1 rejected). Sorting entries....done (14 comparisons). Generating output file PolymakeInterface.ind....done (16 lines written, 0 warnings). Output written in PolymakeInterface.ind. Transcript written in PolymakeInterface.ilg.