Curiously, "Hot Tools" is a well-known brand of hair styling equipment, and they offer a Restorative Heat Care line. However, this would not appear as a software package causing a computer to overheat. Recommended Actions
High-level overview of why the tool was used. restoretoolspkg hot
While the error string is ugly, sometimes it is literal. Dusty fans or dried thermal paste cause the CPU to hit 95°C+, forcing the restore tool to abort and write hot to the log. Curiously, "Hot Tools" is a well-known brand of
Run Disk Utility > First Aid to ensure that the recovery partition where these tools live isn't corrupted. restoretoolspkg hot