We can replicate the issue. First upgrade to the latest nightly build of handbrake, it will solve the 100% memory issue.
Second, your file is corrupted:, it has EOF’s (end of file) in the middle of the stream
hb_ts_stream_decode - eof
If you’re recording this OTA then you have a faulty TV tuner driver/firmware which is inserting EOF’s in the middle of the file.