disable msbuild node reuse

Author: Bertk

eng/build.yml

@@ -35,6 +35,8 @@ steps:
  dotnet test test/coverlet.msbuild.tasks.tests/coverlet.msbuild.tasks.tests.csproj -c $(BuildConfiguration) --no-build -bl:test.msbuild.binlog --results-directory:"$(Build.SourcesDirectory)\artifacts\Reports" /p:CollectCoverage=true /p:CoverletOutputFormat=opencover /p:Exclude="[coverlet.core.tests.samples.netstandard]*%2c[coverlet.tests.xunit.extensions]*%2c[coverlet.tests.projectsample]*%2c[testgen_]*" /p:ExcludeByAttribute="GeneratedCodeAttribute" --diag:"$(Build.SourcesDirectory)\artifacts\log\$(buildConfiguration)\coverlet.msbuild.test.diag.log;tracelevel=verbose"
  dotnet test test/coverlet.integration.tests/coverlet.integration.tests.csproj -c $(BuildConfiguration) --no-build -bl:test.integration.binlog --results-directory:"$(Build.SourcesDirectory)\artifacts\Reports" --diag:"$(Build.SourcesDirectory)\artifacts\log\$(buildConfiguration)\coverlet.integration.test.diag.log;tracelevel=verbose"
  displayName: Run unit tests with coverage
+ env:
+ MSBUILDDISABLENODEREUSE: 1
 
 - task: PublishTestResults@2
  inputs: