When using an embedded Xtext editor many key binding conflicts are reported by Eclipse (for example, when running plugin tests), even when not defining any custom bindings for the embedded editor or for the main Xtext editor.
!ENTRY org.eclipse.jface 2 0 2016-06-23 11:34:46.531
!MESSAGE Keybinding conflicts occurred. They may interfere with normal accelerator operation.
!SUBENTRY 1 org.eclipse.jface 2 0 2016-06-23 11:34:46.531
!MESSAGE A conflict occurred for CTRL+K:
Binding(CTRL+K,
ParameterizedCommand(Command(org.eclipse.ui.edit.findNext,Find Next,
Find next item,
Category(org.eclipse.ui.category.edit,Edit,null,true),
org.eclipse.ui.internal.WorkbenchHandlerServiceHandler@7f096ff2,
,,true),null),
org.eclipse.ui.defaultAcceleratorConfiguration,
org.eclipse.xtext.ui.embeddedTextEditorScope,,,system)
Binding(CTRL+K,
ParameterizedCommand(Command(org.eclipse.ui.edit.findNext,Find Next,
Find next item,
Category(org.eclipse.ui.category.edit,Edit,null,true),
org.eclipse.ui.internal.WorkbenchHandlerServiceHandler@7f096ff2,
,,true),null),
org.eclipse.ui.defaultAcceleratorConfiguration,
org.eclipse.ui.textEditorScope,,,system)
!SUBENTRY 1 org.eclipse.jface 2 0 2016-06-23 11:34:46.532
!MESSAGE A conflict occurred for INSERT:
Binding(INSERT,
ParameterizedCommand(Command(org.eclipse.ui.edit.text.toggleOverwrite,Toggle Overwrite,
Toggle overwrite mode,
Category(org.eclipse.ui.category.textEditor,Text Editing,Text Editing Commands,true),
org.eclipse.ui.internal.WorkbenchHandlerServiceHandler@5ac63cae,
,,true),null),
org.eclipse.ui.defaultAcceleratorConfiguration,
org.eclipse.xtext.ui.embeddedTextEditorScope,,,system)
Binding(INSERT,
ParameterizedCommand(Command(org.eclipse.ui.edit.text.toggleOverwrite,Toggle Overwrite,
Toggle overwrite mode,
Category(org.eclipse.ui.category.textEditor,Text Editing,Text Editing Commands,true),
org.eclipse.ui.internal.WorkbenchHandlerServiceHandler@5ac63cae,
,,true),null),
org.eclipse.ui.defaultAcceleratorConfiguration,
org.eclipse.ui.textEditorScope,,,system)