PLINQ leak?

Output.txt

Processing 0
Processing 1
Finalizing #0
Processing 2
Processing 3
Finalizing #2
Processing 4
Finalizing #3
Processing 5
Finalizing #4
Processing 6
Finalizing #5
Processing 7
Finalizing #6
Processing 8
Finalizing #7
Processing 9
Finalizing #8
Finalizing #1
Finalizing #9

Program.cs

void Main()
{
	var query = Enumerable.Range(0,10)
          .AsParallel()
          .AsOrdered()
          .WithDegreeOfParallelism(4)
          .SelectMany(i => GenerateDataBatch(i));
		  
	foreach (var x in query)
	{
		$"Processing {x.I}".Dump();
		GC.Collect();
		GC.WaitForPendingFinalizers();
	}
}

C[] GenerateDataBatch(int i)
{
	return new[] { new C { I = i } };
}

class C
{
	public int I;
	
	~C()
	{
		$"Finalizing #{I}".Dump();
	}
}