You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: move_vm.rs
    path of file: ./repos/diem/testsuite/diem-fuzzer/src/fuzz_targets
    
    the code of the file until where you have to start completion: // Copyright (c) The Diem Core Contributors
// SPDX-License-Identifier: Apache-2.0

use crate::FuzzTargetImpl;
use anyhow::{bail, Result};
use byteorder::{BigEndian, ReadBytesExt, WriteBytesExt};
use diem_proptest_helpers::ValueGenerator;
use move_core_types::value::MoveTypeLayout;
use move_vm_types::values::{prop::layout_and_value_strategy, Value};
use std::io::Cursor;

#[derive(Clone, Debug
    
fn deserialize(data: &[u8]) -> Result<()> {
    let mut data = Cursor::new(data);
    // Read the length of the layout blob.
    let layout_len = data.read_u64::<BigEndian>()? as usize;
    let position = data.position() as usize;
    let data = &data.into_inner()[position..];

    if data.len() < layout_len {
        bail!("too little data");
    }
    let layout_data = &data[..layout_len];
    let value_data = &data[layout_len..];

    let layout: MoveTypeLayout = bcs::from_bytes(layout_data)?;

    // The fuzzer may alter the raw bytes, resulting in invalid layouts that will not
    // pass the bytecode verifier. We need to filter these out as they can show up as
    // false positives.
    if !is_valid_layout(&layout) {
        bail!("bad layout")
    }

    let _ = Value::simple_deserialize(value_data, &layout);
    Ok(())
}