Call tree
LLVMFuzzerTestOneInput /src/r-oss-fuzz/harnesses/load.c linenumber=-1
  fuzz_write_scratch /src/r-oss-fuzz/harnesses/common.h linenumber=63
    fopen  linenumber=316
    fwrite  linenumber=320
    fclose  linenumber=321
  fuzz_eval_silent /src/r-oss-fuzz/harnesses/common.h linenumber=66
    R_tryEvalSilent  linenumber=179
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