00:28:15     INFO -  ValueError: Failed to convert value Info: main raptor init, config is: {'binary': '/Users/sdonner/moz_src/mozilla-unified/obj-x86_64-apple-darwin18.7.0/dist/Nightly.app/Contents/MacOS/firefox', 'symbols_path': None, 'memory_test': False, 'cpu_test': False, 'enable_control_server_wait': False, 'e10s': True, 'app': 'firefox', 'gecko_profile_entries': None, 'power_test': False, 'run_local': False, 'platform': 'mac', 'host': None, 'is_release_build': False, 'enable_webrender': False, 'gecko_profile_interval': None, 'processor': 'x86_64', 'gecko_profile': False, 'obj_path': None} of type str for field message to type Unicode