java.lang.OutOfMemoryError: Java heap space
   at java.util.Arrays.copyOf(Arrays.java:3332)
   at java.lang.AbstractStringBuilder.expandCapacity(AbstractStringBuilder.java:137)
   at java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:121)
   at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:421)
   at java.lang.StringBuilder.append(StringBuilder.java:136)
   at org.netbeans.core.output2.OutputDocument.getText(OutputDocument.java:180)
   at javax.swing.text.JTextComponent.getSelectedText(JTextComponent.java:1721)
   at javax.swing.text.DefaultCaret.updateSystemSelection(DefaultCaret.java:1350)
   at javax.swing.text.DefaultCaret.changeCaretPosition(DefaultCaret.java:1276)
   at javax.swing.text.DefaultCaret.handleMoveDot(DefaultCaret.java:1101)
   at javax.swing.text.DefaultCaret.moveDot(DefaultCaret.java:1095)
   at javax.swing.text.DefaultCaret.moveDot(DefaultCaret.java:1063)
   at javax.swing.text.JTextComponent.moveCaretPosition(JTextComponent.java:1502)
   at javax.swing.text.JTextComponent.select(JTextComponent.java:1874)
   at javax.swing.text.JTextComponent.setSelectionEnd(JTextComponent.java:1825)
   at org.netbeans.core.output2.ui.AbstractOutputPane.selectAll(AbstractOutputPane.java:246)
   at org.netbeans.core.output2.OutputTab$TabAction.actionPerformed(OutputTab.java:1156)
   at org.netbeans.core.output2.ui.WeakAction.actionPerformed(WeakAction.java:82)
   at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1663)
   at javax.swing.JComponent.processKeyBinding(JComponent.java:2879)
   at javax.swing.JComponent.processKeyBindings(JComponent.java:2926)
   at javax.swing.JComponent.processKeyEvent(JComponent.java:2842)
   at java.awt.Component.processEvent(Component.java:6302)
   at java.awt.Container.processEvent(Container.java:2234)
   at java.awt.Component.dispatchEventImpl(Component.java:4881)
   at java.awt.Container.dispatchEventImpl(Container.java:2292)
   at java.awt.Component.dispatchEvent(Component.java:4703)
   at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1954)
   at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:806)
   at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:1074)
   at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:945)
   at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:771)