Whenever you run a build in Jenkins for a build item, you can see all the details of the build by clicking on the specific build job that you want to see.
Debugging issues with a freestyle job
Build Project View
Here is the Build History that you need to focus on:
Now if you click on an actual build, you will go to the following screen:
If you click the Console Output link, then you will see a detailed CI Build log that shows all the steps the CI server did. Remember that we wrote a freestyle shell script. I'm adding the contents of the shell script for you to see:
echo "$SAMPLE_VALUE"
echo "$ANOTHER_SAMPLE_NAME"
go test
Notice here that I added the two different environment variables that we defined...