MSBuild fatal unhandled exception #16034
Description
Steps to Reproduce
Install Mono 6.4.0.148 (2019-06/84bc821cdc3 Thu Aug 1 07:34:53 EDT 2019)
Install .NET Core SDK 2.1.701
mkdir angular-test
cd angular-test
dotnet new angular
msbuild
msbuild /t:Rebuild
Current Behavior
Build succeed.
Fatal MSBuild error.
Exit code 255 returned from msbuild.
[ERROR] FATAL UNHANDLED EXCEPTION: System.ObjectDisposedException: Safe handle has been closed
at System.Runtime.InteropServices.SafeHandle.DangerousReleaseInternal (System.Boolean dispose) [0x00031] in <d826688bf0184e629043e8d66af1d42b>:0
at System.Runtime.InteropServices.SafeHandle.InternalFinalize () [0x00008] in <d826688bf0184e629043e8d66af1d42b>:0
at System.Runtime.InteropServices.SafeHandle.Dispose (System.Boolean disposing) [0x0000a] in <d826688bf0184e629043e8d66af1d42b>:0
at System.Runtime.InteropServices.SafeHandle.Finalize () [0x00000] in <d826688bf0184e629043e8d66af1d42b>:0
We believe that the above exception is crashing MSBuild when running the VS Mac tests sometimes.
Expected Behavior
MSBuild succeeds with no errors. Exit code is not 255.
On which platforms did you notice this
[x] macOS
[ ] Linux
[ ] Windows
Version Used:
6.4.0.148 (2019-06/84bc821cdc3 Thu Aug 1 07:34:53 EDT 2019)
We believe 6.4.0.110 to be OK.
Stacktrace
[ERROR] FATAL UNHANDLED EXCEPTION: System.ObjectDisposedException: Safe handle has been closed
at System.Runtime.InteropServices.SafeHandle.DangerousReleaseInternal (System.Boolean dispose) [0x00031] in <d826688bf0184e629043e8d66af1d42b>:0
at System.Runtime.InteropServices.SafeHandle.InternalFinalize () [0x00008] in <d826688bf0184e629043e8d66af1d42b>:0
at System.Runtime.InteropServices.SafeHandle.Dispose (System.Boolean disposing) [0x0000a] in <d826688bf0184e629043e8d66af1d42b>:0
at System.Runtime.InteropServices.SafeHandle.Finalize () [0x00000] in <d826688bf0184e629043e8d66af1d42b>:0