using System.Runtime.CompilerServices;
var builder = new ContainerBuilder();
var container = builder.Build();
Console.WriteLine(IsDisposed(container.BeginLifetimeScope() as Autofac.Core.Lifetime.LifetimeScope));
[UnsafeAccessor(UnsafeAccessorKind.Method, Name = "get_IsDisposed")]
static extern bool IsDisposed(Autofac.Util.Disposable c);