Test: BufferWriterDoesNotLeak also fails on my machine

[TimLovellSmith]

Test Name: Pipelines.Sockets.Unofficial.Tests.BufferWriterTests.BufferWriterDoesNotLeak Test Outcome: Failed Result StackTrace: at Pipelines.Sockets.Unofficial.Tests.BufferWriterTests.BufferWriterDoesNotLeak() in C:\repo\Pipelines.Sockets.Unofficial\tests\Pipelines.Sockets.Unofficial.Tests\BufferWriterTests.cs:line 94 Result Message: Assert.Equal() Failure Expected: 4 Actual: 7 Result StandardOutput: before flush, wrote 0... (nil) after flush: (nil) before flush, wrote 5... [0,5) - 11/11 available; counts: 1/ after flush: [5,5) - 11/11 available; counts: 2/ before flush, wrote 10... [5,15) - 1/1 available; counts: 2/ after flush: [15,15) - 1/1 available; counts: 3/ before flush, wrote 15... [15,30) - 1/1 available; counts: 1/ after flush: [30,30) - 1/1 available; counts: 2/ before flush, wrote 20... [30,50) - 11/11 available; counts: 1/1/ after flush: [50,50) - 11/11 available; counts: 2/