Supported levels in lowest to highest order are "noisy", "debug", "info", "message", "warning", "critical", and "error".
Messages at each level and higher will be printed, for example "warning" prints "warning", "critical", and "error" messages and "noisy" prints all messages.
Levels are case insensitive.
--log-fatal <level>:: Abort the program if any messages are logged at the specified level or higher.
For example, "warning" aborts on any "warning", "critical", or "error" messages.