Please let us know the Goal you have provided in the build step. The goal for the QA metric check build step should be cobertura:cobertura
Change the goal and then try to build again. If the build still fails please follow the below steps:
Please follow the below steps for QA_metrics_check:
Step 1 : Put the git repository link in Source code Management
In the post-build action [lease select Publish HTML reports.
And if this option is not there then you will have to install HTML publisher plugin and then try to build it.
Once it is a success, you can download the HTML reports