file1     file2
---------------------------------------
    x      x    /              
    x           /dset1         
    x      x    /dset10        
    x      x    /group10       
    x      x    /group10/dset2 

group  : </> and </>
0 differences found
dataset: </dset10> and </dset10>
0 differences found
group  : </group10> and </group10>
0 differences found
dataset: </group10/dset2> and </group10/dset2>
0 differences found
EXIT CODE: 1