A DESCRIPTION OF THE PROBLEM :
JDK auto installation doesn't start.

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :

1. Install Jenkins 2.19.1.

2. Set up Global Tool Configuration. Create two JDK auto installation setting as follows.
Jenkins -> Global Tool Configuration -> JDK -> JDK installations

• install automatically ON
• Add Installer
• Extract .zip/.tar.gz

3. Create new job.
Jenkins -> New Item -> Freestyle project -> TESTPROJECT -> OK

• General tab
• JDK : select above jdk auto installer from select box.

4. Build Now

5. Check console output from build history.

Actual Results
6. JDK auto installation doesn't starts.

Expected Results
6. JDK auto installation normally starts.