Function wasmtime_instance_new 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn wasmtime_instance_new(
    store: WasmtimeStoreContextMut<'_>,
    module: &wasmtime_module_t,
    imports: *const wasmtime_extern_t,
    nimports: usize,
    instance: &mut Instance,
    trap_ptr: &mut *mut wasm_trap_t,
) -> Option<Box<wasmtime_error_t>>