ERROR: code indent should use tabs where possible
WARNING: Possible repeated word: 'xxxx'
WARNING: Possible repeated word: 'yyyy'
WARNING: Possible repeated word: 'zzzz'
WARNING: Unknown commit id '229d6db14942', maybe rebased or not pulled?
WARNING: line length of 81 exceeds 80 columns
WARNING: line length of 83 exceeds 80 columns
WARNING: line length of 85 exceeds 80 columns
WARNING: line length of 87 exceeds 80 columns