src/libraries/System.Diagnostics.Process/tests/ProcessStreamReadTests.cs(61,21): error xUnit1008: (NETCORE_ENGINEERING_TELEMETRY=Build) Test data attribute should only be used on a Theory. Remove the test data, or add the Theory attribute to the test method. (https://xunit.net/xunit.analyzers/rules/xUnit1008)

src/libraries/System.Diagnostics.Process/tests/ProcessStreamReadTests.cs(527,21): error xUnit1008: (NETCORE_ENGINEERING_TELEMETRY=Build) Test data attribute should only be used on a Theory. Remove the test data, or add the Theory attribute to the test method. (https://xunit.net/xunit.analyzers/rules/xUnit1008)

src/libraries/System.Runtime/tests/System.Runtime.Extensions.Tests/System/EnvironmentTests.cs(84,21): error xUnit1013: (NETCORE_ENGINEERING_TELEMETRY=Build) Public method 'ProcessId_MatchesExpectedValue' on test class 'EnvironmentTests' should be marked as a Fact. Reduce the visibility of the method, or add a Fact attribute to the method. (https://xunit.net/xunit.analyzers/rules/xUnit1013)