Reset `cout_write_cursor` at each call of `started_event`
@@ -128,6 +128,7 @@ class FileStorageObserver(RunObserver):
self.config = config
self.info = {}
self.cout = ""
+ self.cout_write_cursor = 0
self.save_json(self.run_entry, 'run.json')
self.save_json(self.config, 'config.json')
