not working by me.

test/isn.tests/isn.tests.csproj

@@ -8,7 +8,6 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
-    <PackageReference Include="coverlet.collector" Version="3.0.2" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.abstractions" Version="2.0.3" />
 

test/isnd.tests/isnd.tests.csproj

@@ -14,10 +14,7 @@
     <PackageReference Include="xunit.abstractions" Version="2.0.3" />
     <PackageReference Include="xunit.runner.reporters" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.1" />
-     <PackageReference Include="xunit.runner.msbuild" Version="2.4.1" />
-     
     <PackageToolReference Include="xunit.runner.console" Version="2.4.1" PrivateAssets="All"/>
-    <PackageReference Include="coverlet.collector" Version="1.2.0" />
   </ItemGroup>
 
   <ItemGroup>