Error searching a unix executable on mac

[isaacdavidson1]

Please help! I was using cave_miner to scan a Unix executable on mac, however when I try to scan the file, it says:

/========\

/ ||
||
||
||
CAVE || MINER

[*] Starting cave mining process...
Searching for bytes: 0x00...

Traceback (most recent call last):
File "/usr/local/bin/cave_miner", line 11, in
load_entry_point('cave-miner==1.8.0', 'console_scripts', 'cave_miner')()
File "build/bdist.macosx-10.15-x86_64/egg/cave_miner/main.py", line 43, in main
File "build/bdist.macosx-10.15-x86_64/egg/cave_miner/search.py", line 138, in search
File "build/bdist.macosx-10.15-x86_64/egg/cave_miner/search.py", line 129, in detect_type
File "build/bdist.macosx-10.15-x86_64/egg/cave_miner/search.py", line 109, in search_macho
File "build/bdist.macosx-10.15-x86_64/egg/cave_miner/formats/mach_o.py", line 836, in data
File "build/bdist.macosx-10.15-x86_64/egg/cave_miner/formats/mach_o.py", line 738, in init
File "build/bdist.macosx-10.15-x86_64/egg/cave_miner/formats/mach_o.py", line 688, in init
File "build/bdist.macosx-10.15-x86_64/egg/cave_miner/formats/mach_o.py", line 711, in init
File "build/bdist.macosx-10.15-x86_64/egg/cave_miner/formats/mach_o.py", line 168, in init
AttributeError: 'Uleb128' object has no attribute 'b2'