FAQ (Fuzzily Asked Questions) # The fuzzer is showing crashes, but when I run the SUT on the test cases outside of the fuzzer, then no crash is shown. What is happening? # There are several potential reasons: The SUT is behaving nondeterministically. The SUT depends on global state (e.g., it may read or write to disk or use in-memory singletons). You are experiencing crashes because your system is running out of memory and killing processes.