net7.0-Linux-Release-arm64-CoreCLR_checked-zapdisable-(Ubuntu.1804.Arm64.Open)Ubuntu.1804.Armarch.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-18.04-helix-arm64v8-20210531091519-97d8652

- System.IO.Compression.ZLibStreamUnitTests.ReadWrite_Success(mode: AsyncAPM, writeSize: 10240, startWithFlush: False)

System.NullReferenceException : Object reference not set to an instance of an object.


Stack trace
   at System.IO.ConnectedStreams.BidirectionalStreamBufferStream.Dispose(Boolean disposing) in /_/src/libraries/Common/tests/System/IO/ConnectedStreams.cs:line 299
   at System.IO.Stream.Close()
   at System.IO.Compression.DeflateStream.Dispose(Boolean disposing) in /_/src/libraries/System.IO.Compression/src/System/IO/Compression/DeflateZLib/DeflateStream.cs:line 655
   at System.IO.Stream.Close()
   at System.IO.Compression.ZLibStream.Dispose(Boolean disposing) in /_/src/libraries/System.IO.Compression/src/System/IO/Compression/ZLibStream.cs:line 252
   at System.IO.Stream.Close()
   at System.IO.Tests.ConnectedStreamConformanceTests.ReadWrite_Success(ReadWriteMode mode, Int32 writeSize, Boolean startWithFlush) in /_/src/libraries/Common/tests/StreamConformanceTests/System/IO/StreamConformanceTests.cs:line 1729
--- End of stack trace from previous location ---