They aren't tab-separated. There are no tabs in readelf output.
Also if you assume they are space-separated, note that the first few lines look like this:
Symbol table '.dynsym' contains 164 entries: Num: Value Size Type Bind Vis Ndx Name 0: 0000000000000000 0 NOTYPE LOCAL DEFAULT UND
Indeed.
They aren't tab-separated. There are no tabs in readelf output.
Also if you assume they are space-separated, note that the first few lines look like this:
> respond by pointing out your ignorance.Indeed.