Compat issues with assembly System.Runtime:
MembersMustExist : Member 'public void System.AppContext.add_FirstChanceException(System.EventHandler<System.Runtime.ExceptionServices.FirstChanceExceptionEventArgs>)' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public void System.AppContext.add_ProcessExit(System.EventHandler)' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public void System.AppContext.add_UnhandledException(System.UnhandledExceptionEventHandler)' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public void System.AppContext.remove_FirstChanceException(System.EventHandler<System.Runtime.ExceptionServices.FirstChanceExceptionEventArgs>)' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public void System.AppContext.remove_ProcessExit(System.EventHandler)' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public void System.AppContext.remove_UnhandledException(System.UnhandledExceptionEventHandler)' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public void System.AppContext.SetData(System.String, System.Object)' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public void System.Environment.FailFast(System.String, System.Exception, System.String)' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'protected void System.WeakReference..ctor()' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public System.Diagnostics.DebugProvider System.Diagnostics.Debug.SetProvider(System.Diagnostics.DebugProvider)' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'protected System.ModuleHandle System.Reflection.Module.GetModuleHandleImpl()' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'protected System.String System.String System.Resources.ResourceManager.BaseNameField' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'protected System.Resources.IResourceReader System.Resources.IResourceReader System.Resources.ResourceSet.Reader' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public System.Boolean System.Runtime.Serialization.SerializationInfo.DeserializationInProgress.get()' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public System.Runtime.Serialization.DeserializationToken System.Runtime.Serialization.SerializationInfo.StartDeserialization()' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public void System.Runtime.Serialization.SerializationInfo.ThrowIfDeserializationInProgress()' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public void System.Runtime.Serialization.SerializationInfo.ThrowIfDeserializationInProgress(System.String, System.Int32)' does not exist in the reference but it does exist in the implementation.
MembersMustExist : Member 'public void System.Runtime.Serialization.SerializationInfo.UpdateValue(System.String, System.Object, System.Type)' does not exist in the reference but it does exist in the implementation.
# These are now virtual in the implementation, which should be ok.
CannotMakeMemberAbstract : Member 'public System.Boolean System.IO.FileSystemInfo.Exists' is abstract in the reference but is not abstract in the implementation.
CannotMakeMemberAbstract : Member 'public System.String System.IO.FileSystemInfo.Name' is abstract in the reference but is not abstract in the implementation.
CannotMakeMemberAbstract : Member 'public System.Boolean System.IO.FileSystemInfo.Exists.get()' is abstract in the reference but is not abstract in the implementation.
CannotMakeMemberAbstract : Member 'public System.String System.IO.FileSystemInfo.Name.get()' is abstract in the reference but is not abstract in the implementation.
# C# generates backing fields for fixed buffers as public.
TypesMustExist : Type 'System.IO.Enumeration.FileSystemEntry.<_fileNameBuffer>e__FixedBuffer' does not exist in the reference but it does exist in the implementation.

