Call tree
LLVMFuzzerTestOneInput /src/oss-fuzz-example/fuzz_complex_parser.c linenumber=-1
  parse_complex_format /src/oss-fuzz-example/char_lib.c linenumber=27
    strlen  linenumber=76
    read_key_figures /src/oss-fuzz-example/char_lib.c linenumber=102
      get_the_right_character /src/oss-fuzz-example/char_lib.c linenumber=72
        strlen  linenumber=54
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