This issue was reported manually by jglick.
It already has 1 duplicates
Build: NetBeans IDE Dev (Build 20150330-a97a99638a8e)
VM: Java HotSpot(TM) 64-Bit Server VM, 25.25-b02, Java(TM) SE Runtime Environment, 1.8.0_25-b17
jglick: Trying to run code completion on `is` (from Matchers in Hamcrest). IDE froze with disk spinning occasionally.
Maximum slowness yet reported was 67461 ms, average is 67461
Created attachment 153189 [details]
BTW this was originally misfiled as #251449. I split it out of the duplicates list in the exception reporter.
Fixed in jet-main.
Integrated into 'main-silver', will be available in build *201504300001* on http://bits.netbeans.org/dev/nightly/ (upload may still be in progress)
User: Dusan Balek <email@example.com>
Log: Issue #251825: com.sun.tools.javac.jvm.ClassReader.fillIn: LowPerformance - fixed.
*** Bug 252013 has been marked as a duplicate of this bug. ***
*** Bug 252592 has been marked as a duplicate of this bug. ***
*** Bug 255163 has been marked as a duplicate of this bug. ***