eclipse cpp mars 2 has a high cpu load and memory leak

1. Download eclipse-cpp-mars-2-linux-gtk-x86_64.tar.gz
2. start a c++ test project

Eclipse is in standby
*java process has a cpu load of 100% on one cpu
*Eclipse response is slowly
*memory of java process increasing fast after 10 Minute run time 645MB

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: openjdk-8-jre-headless 8u72-b15-3ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-16.32-generic 4.4.6
Uname: Linux 4.4.0-16-generic x86_64
ApportVersion: 2.20-0ubuntu3
Architecture: amd64
CurrentDesktop: Unity
Date: Thu Mar 31 21:12:29 2016
ExecutablePath: /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java
InstallationDate: Installed on 2016-02-04 (55 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160204)
LocalLibraries: /home/bernhard/eclipse/configuration/org.eclipse.osgi/58/0/.cp/os/linux/x86_64/libpty.so /home/bernhard/eclipse/configuration/org.eclipse.osgi/423/0/.cp/libswt-gtk-4530.so /home/bernhard/eclipse/configuration/org.eclipse.osgi/423/0/.cp/libswt-cairo-gtk-4530.so /home/bernhard/eclipse/configuration/org.eclipse.osgi/58/0/.cp/os/linux/x86_64/libspawner.so /home/bernhard/eclipse/configuration/org.eclipse.osgi/423/0/.cp/libswt-atk-gtk-4530.so /home/bernhard/eclipse/configuration/org.eclipse.osgi/423/0/.cp/libswt-pi3-gtk-4530.so /home/bernhard/eclipse/plugins/org.eclipse.equinox.launcher.gtk.linux.x86_64_1.1.300.v20150602-1417/eclipse_1612.so /home/bernhard/eclipse/configuration/org.eclipse.osgi/423/0/.cp/libswt-webkit-gtk-4530.so /home/bernhard/eclipse/configuration/org.eclipse.osgi/103/0/.cp/os/linux/x86_64/libunixfile_1_0_0.so
SourcePackage: openjdk-8
UpgradeStatus: No upgrade log present (probably fresh install)