Based on #919, this converts the internal indexing to be 64 bit. This could be tested but needs a special setup since the memory requirements exceed small devices.
coverage: 98.824%. remained the same
when pulling 8b15c3e82d259555f4020e523831cd06f9f6d3c7 on isaacbrodsky:compact_all_res1_tes-proposed-fix-int64_t
into d6f2701c5f3fddef01c1fc85d6bbe085b397500a on uber:master.
Based on #919, this converts the internal indexing to be 64 bit. This could be tested but needs a special setup since the memory requirements exceed small devices.