private void writeErrFile(Path target, String ext) {
        try {
            Path err = target.getParent().resolve(target.getFileName().toString() + ext);
            Files.write(err, new byte[0]);
        } catch (IOException e) {
            LOG.warn("things aren't going right today.", e);
        }
    }
Forked process that runs against a single input file
tika-fuzzing/src/main/java/org/apache/tika/fuzzing/cli/FuzzOne.java