Method exec_one

hail-fuzz/src/extension.rs:109–135

(&mut self, fuzzer: &mut Fuzzer)

    }

    fn exec_one(&mut self, fuzzer: &mut Fuzzer) -> Option<VmExit> {
        Snapshot::restore_prefix(fuzzer);
        fuzzer.state.input.clone_from(&self.current_input);

        match self.i2s_data.as_mut() {
            Some(data) => {
                fuzzer.stage = Stage::MultiStreamExtendI2S;
                Snapshot::restore_initial(fuzzer);
                fuzzer.state.input.seek_to_start();
                let _ = data.random_replace(fuzzer);
                match self.i2s_replacement_attempts.checked_sub(1) {
                    Some(new) => self.i2s_replacement_attempts = new,
                    None => self.i2s_data = None,
                }
            }
            None => {
                fuzzer.stage = Stage::MultiStreamExtend;
                self.extend_current_input(fuzzer)
            }
        }

        fuzzer.write_input_to_target().unwrap();
        let exit = fuzzer.execute()?;
        fuzzer.auto_trim_input().ok()?;

        Some(exit)
    }

    fn extend_current_input(&mut self, fuzzer: &mut Fuzzer) {
        let num_extensions = crate::utils::rand_pow2(&mut fuzzer.rng, self.log2_max_extensions);