diff --git a/plugins/org.eclipse.xtext.junit4/.settings/org.eclipse.jdt.core.prefs b/plugins/org.eclipse.xtext.junit4/.settings/org.eclipse.jdt.core.prefs
index 080404239..b457ab625 100644
--- a/plugins/org.eclipse.xtext.junit4/.settings/org.eclipse.jdt.core.prefs
+++ b/plugins/org.eclipse.xtext.junit4/.settings/org.eclipse.jdt.core.prefs
@@ -1,4 +1,3 @@
-#Wed Oct 14 22:36:22 CEST 2009
 eclipse.preferences.version=1
 org.eclipse.jdt.core.builder.cleanOutputFolder=clean
 org.eclipse.jdt.core.builder.duplicateResourceTask=warning
@@ -18,6 +17,11 @@ org.eclipse.jdt.core.codeComplete.staticFieldPrefixes=
 org.eclipse.jdt.core.codeComplete.staticFieldSuffixes=
 org.eclipse.jdt.core.codeComplete.staticFinalFieldPrefixes=
 org.eclipse.jdt.core.codeComplete.staticFinalFieldSuffixes=
+org.eclipse.jdt.core.compiler.annotation.nonnull=org.eclipse.jdt.annotation.NonNull
+org.eclipse.jdt.core.compiler.annotation.nonnullbydefault=org.eclipse.jdt.annotation.NonNullByDefault
+org.eclipse.jdt.core.compiler.annotation.nonnullisdefault=disabled
+org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nullable
+org.eclipse.jdt.core.compiler.annotation.nullanalysis=enabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
@@ -35,9 +39,10 @@ org.eclipse.jdt.core.compiler.problem.deadCode=warning
 org.eclipse.jdt.core.compiler.problem.deprecation=warning
 org.eclipse.jdt.core.compiler.problem.deprecationInDeprecatedCode=disabled
 org.eclipse.jdt.core.compiler.problem.deprecationWhenOverridingDeprecatedMethod=enabled
-org.eclipse.jdt.core.compiler.problem.discouragedReference=warning
+org.eclipse.jdt.core.compiler.problem.discouragedReference=ignore
 org.eclipse.jdt.core.compiler.problem.emptyStatement=warning
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
 org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=enabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
@@ -45,6 +50,8 @@ org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
 org.eclipse.jdt.core.compiler.problem.finallyBlockNotCompletingNormally=warning
 org.eclipse.jdt.core.compiler.problem.forbiddenReference=error
 org.eclipse.jdt.core.compiler.problem.hiddenCatchBlock=warning
+org.eclipse.jdt.core.compiler.problem.includeFieldsInNullAnalysis=disabled
+org.eclipse.jdt.core.compiler.problem.includeNullInfoFromAsserts=enabled
 org.eclipse.jdt.core.compiler.problem.incompatibleNonInheritedInterfaceMethod=warning
 org.eclipse.jdt.core.compiler.problem.incompleteEnumSwitch=warning
 org.eclipse.jdt.core.compiler.problem.indirectStaticAccess=warning
@@ -65,25 +72,37 @@ org.eclipse.jdt.core.compiler.problem.missingJavadocTags=ignore
 org.eclipse.jdt.core.compiler.problem.missingJavadocTagsOverriding=disabled
 org.eclipse.jdt.core.compiler.problem.missingJavadocTagsVisibility=public
 org.eclipse.jdt.core.compiler.problem.missingOverrideAnnotation=warning
+org.eclipse.jdt.core.compiler.problem.missingOverrideAnnotationForInterfaceMethodImplementation=enabled
 org.eclipse.jdt.core.compiler.problem.missingSerialVersion=warning
 org.eclipse.jdt.core.compiler.problem.missingSynchronizedOnInheritedMethod=warning
 org.eclipse.jdt.core.compiler.problem.noEffectAssignment=warning
 org.eclipse.jdt.core.compiler.problem.noImplicitStringConversion=warning
 org.eclipse.jdt.core.compiler.problem.nonExternalizedStringLiteral=ignore
 org.eclipse.jdt.core.compiler.problem.nullReference=warning
+org.eclipse.jdt.core.compiler.problem.nullSpecInsufficientInfo=warning
+org.eclipse.jdt.core.compiler.problem.nullSpecViolation=error
 org.eclipse.jdt.core.compiler.problem.overridingPackageDefaultMethod=warning
 org.eclipse.jdt.core.compiler.problem.parameterAssignment=ignore
 org.eclipse.jdt.core.compiler.problem.possibleAccidentalBooleanAssignment=warning
 org.eclipse.jdt.core.compiler.problem.potentialNullReference=warning
+org.eclipse.jdt.core.compiler.problem.potentialNullSpecViolation=error
+org.eclipse.jdt.core.compiler.problem.potentiallyUnclosedCloseable=ignore
 org.eclipse.jdt.core.compiler.problem.rawTypeReference=warning
+org.eclipse.jdt.core.compiler.problem.redundantNullAnnotation=warning
 org.eclipse.jdt.core.compiler.problem.redundantNullCheck=warning
+org.eclipse.jdt.core.compiler.problem.redundantSpecificationOfTypeArguments=ignore
 org.eclipse.jdt.core.compiler.problem.redundantSuperinterface=warning
+org.eclipse.jdt.core.compiler.problem.reportMethodCanBePotentiallyStatic=ignore
+org.eclipse.jdt.core.compiler.problem.reportMethodCanBeStatic=ignore
 org.eclipse.jdt.core.compiler.problem.specialParameterHidingField=disabled
 org.eclipse.jdt.core.compiler.problem.staticAccessReceiver=warning
+org.eclipse.jdt.core.compiler.problem.suppressOptionalErrors=disabled
 org.eclipse.jdt.core.compiler.problem.suppressWarnings=enabled
 org.eclipse.jdt.core.compiler.problem.syntheticAccessEmulation=ignore
 org.eclipse.jdt.core.compiler.problem.typeParameterHiding=warning
+org.eclipse.jdt.core.compiler.problem.unavoidableGenericTypeProblems=enabled
 org.eclipse.jdt.core.compiler.problem.uncheckedTypeOperation=warning
+org.eclipse.jdt.core.compiler.problem.unclosedCloseable=ignore
 org.eclipse.jdt.core.compiler.problem.undocumentedEmptyBlock=ignore
 org.eclipse.jdt.core.compiler.problem.unhandledWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.unnecessaryElse=ignore
@@ -96,6 +115,7 @@ org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownExceptionWhenOverridin
 org.eclipse.jdt.core.compiler.problem.unusedImport=warning
 org.eclipse.jdt.core.compiler.problem.unusedLabel=warning
 org.eclipse.jdt.core.compiler.problem.unusedLocal=warning
+org.eclipse.jdt.core.compiler.problem.unusedObjectAllocation=ignore
 org.eclipse.jdt.core.compiler.problem.unusedParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedParameterIncludeDocCommentReference=enabled
 org.eclipse.jdt.core.compiler.problem.unusedParameterWhenImplementingAbstract=disabled