diff --git a/build.xml b/build.xml
index 5f5db53a..e3c69e71 100644
--- a/build.xml
+++ b/build.xml
@@ -1,6 +1,8 @@
 <project name="coderules" default="build">
   <!-- Generated by MPS -->
   <property name="build.dir" location="build" />
+  <property name="build.mps.config.path" location="${build.dir}/config" />
+  <property name="build.mps.system.path" location="${build.dir}/system" />
   <property name="build.tmp" location="${build.dir}/tmp/coderules" />
   <property name="build.layout" location="${build.dir}/artifacts/coderules" />
   <property name="ci.build.num" value="9999" />
@@ -2573,6 +2575,8 @@
   <target name="build" depends="assemble" />
   
   <target name="clean">
+    <delete dir="${build.mps.config.path}" />
+    <delete dir="${build.mps.system.path}" />
     <delete dir="${build.tmp}" />
     <delete dir="${build.layout}" />
   </target>
@@ -2778,6 +2782,7 @@
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
         <fileset file="${artifacts.mps}/lib/mps-messaging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-boot-util.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${mps.macro.coderules_home}/coderules/solutions/jetbrains.mps.logic.reactor/lib/collection-0.7.jar" />
         <fileset file="${mps.macro.coderules_home}/coderules/solutions/jetbrains.mps.logic.reactor/lib/trove4j-3.0.3.jar" />
         <fileset file="${mps.macro.coderules_home}/coderules/solutions/jetbrains.mps.logic.reactor/lib/kotlin-runtime-1.2.30.jar" />
@@ -2788,7 +2793,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/languageDesign/jetbrains.mps.lang.core.jar" />
       </classpath>
@@ -2816,6 +2821,7 @@
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
         <fileset file="${artifacts.mps}/lib/mps-messaging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-boot-util.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.template" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.logic.runtime" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.reporting.runtime" />
@@ -2834,7 +2840,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -2871,6 +2877,7 @@
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
         <fileset file="${artifacts.mps}/lib/mps-messaging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-boot-util.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.template" />
         <fileset file="${artifacts.mps}/lib/mps-editor.jar" />
         <fileset file="${artifacts.mps}/lib/mps-editor-api.jar" />
@@ -2890,7 +2897,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.collections-generator.jar" />
@@ -2924,6 +2931,7 @@
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
         <fileset file="${artifacts.mps}/lib/mps-messaging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-boot-util.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.logic.runtime" />
         <fileset file="${mps.macro.coderules_home}/coderules/solutions/jetbrains.mps.logic.reactor/lib/collection-0.7.jar" />
         <fileset file="${mps.macro.coderules_home}/coderules/solutions/jetbrains.mps.logic.reactor/lib/trove4j-3.0.3.jar" />
@@ -2939,7 +2947,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
       </classpath>
     </javac>
@@ -2966,6 +2974,7 @@
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
         <fileset file="${artifacts.mps}/lib/mps-messaging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-boot-util.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.template" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.reporting.runtime" />
         <fileset file="${mps.macro.coderules_home}/coderules/solutions/jetbrains.mps.logic.reactor/lib/collection-0.7.jar" />
@@ -2978,7 +2987,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
       </classpath>
     </javac>
   </target>
@@ -2996,9 +3005,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3009,6 +3018,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/mps-icons.jar" />
         <fileset file="${artifacts.mps}/lib/mps-workbench.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.coderules" />
@@ -3034,7 +3044,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -3069,9 +3079,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3082,6 +3092,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/mps-icons.jar" />
         <fileset file="${artifacts.mps}/lib/mps-workbench.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.coderules" />
@@ -3109,7 +3120,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -3141,9 +3152,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3154,6 +3165,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/mps-icons.jar" />
         <fileset file="${artifacts.mps}/lib/mps-workbench.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.coderules" />
@@ -3178,7 +3190,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -3209,9 +3221,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3222,11 +3234,12 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/annotations.jar" />
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -3255,9 +3268,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3268,12 +3281,13 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.smodel.types" />
         <fileset file="${artifacts.mps}/lib/annotations.jar" />
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -3301,9 +3315,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3314,6 +3328,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/mps-icons.jar" />
         <fileset file="${artifacts.mps}/lib/mps-workbench.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.coderules" />
@@ -3337,7 +3352,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/languageDesign/jetbrains.mps.lang.core.jar" />
@@ -3359,9 +3374,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3372,11 +3387,12 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/annotations.jar" />
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.classifiers.jar" />
@@ -3409,9 +3425,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3422,6 +3438,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/mps-icons.jar" />
         <fileset file="${artifacts.mps}/lib/mps-workbench.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.coderules" />
@@ -3444,7 +3461,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.regexp.runtime.jar" />
@@ -3467,9 +3484,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3480,12 +3497,13 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.typechecking.testlang" />
         <fileset file="${artifacts.mps}/lib/annotations.jar" />
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/languageDesign/jetbrains.mps.lang.core.jar" />
@@ -3519,9 +3537,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3532,6 +3550,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/mps-icons.jar" />
         <fileset file="${artifacts.mps}/lib/mps-workbench.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.coderules" />
@@ -3563,7 +3582,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.classifiers.jar" />
@@ -3600,6 +3619,7 @@
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
         <fileset file="${artifacts.mps}/lib/mps-messaging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-boot-util.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.template" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.reporting.runtime" />
         <fileset file="${mps.macro.coderules_home}/coderules/solutions/jetbrains.mps.logic.reactor/lib/collection-0.7.jar" />
@@ -3612,7 +3632,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
       </classpath>
     </javac>
   </target>
@@ -3630,9 +3650,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3643,6 +3663,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.template" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.controlflow.runtime" />
@@ -3658,7 +3679,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -3693,9 +3714,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3706,6 +3727,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules#4578927328670739933" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.runtime" />
@@ -3725,7 +3747,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -3757,9 +3779,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3770,6 +3792,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/mps-icons.jar" />
         <fileset file="${artifacts.mps}/lib/mps-workbench.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.coderules" />
@@ -3790,7 +3813,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
       </classpath>
     </javac>
@@ -3809,9 +3832,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3822,6 +3845,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/mps-icons.jar" />
         <fileset file="${artifacts.mps}/lib/mps-workbench.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.coderules" />
@@ -3845,7 +3869,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/languageDesign/jetbrains.mps.lang.scopes.runtime.jar" />
       </classpath>
@@ -3873,6 +3897,7 @@
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
         <fileset file="${artifacts.mps}/lib/mps-messaging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-boot-util.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.runtime" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.template" />
         <fileset file="${artifacts.mps}/lib/mps-editor.jar" />
@@ -3894,7 +3919,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -3928,9 +3953,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -3941,6 +3966,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.runtime" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.template" />
@@ -3958,7 +3984,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -3995,6 +4021,7 @@
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
         <fileset file="${artifacts.mps}/lib/mps-messaging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-boot-util.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.logic.runtime" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.reporting.runtime" />
         <fileset file="${mps.macro.coderules_home}/coderules/solutions/jetbrains.mps.logic.reactor/lib/collection-0.7.jar" />
@@ -4007,7 +4034,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.regexp.runtime.jar" />
       </classpath>
@@ -4035,6 +4062,7 @@
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
         <fileset file="${artifacts.mps}/lib/mps-messaging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-boot-util.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.template" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.logic.runtime" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.reporting.runtime" />
@@ -4048,7 +4076,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.regexp.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/languageDesign/jetbrains.mps.lang.core.jar" />
@@ -4077,6 +4105,7 @@
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
         <fileset file="${artifacts.mps}/lib/mps-messaging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-boot-util.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.runtime" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.lang.coderules.template" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.logic.runtime" />
@@ -4101,7 +4130,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/languageDesign/jetbrains.mps.lang.core.jar" />
@@ -4123,9 +4152,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -4136,6 +4165,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/mps-icons.jar" />
         <fileset file="${artifacts.mps}/lib/mps-workbench.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.coderules" />
@@ -4156,7 +4186,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/languageDesign/jetbrains.mps.lang.core.jar" />
@@ -4186,6 +4216,7 @@
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
         <fileset file="${artifacts.mps}/lib/mps-messaging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-boot-util.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${mps.macro.coderules_home}/coderules/solutions/jetbrains.mps.logic.reactor/lib/collection-0.7.jar" />
         <fileset file="${mps.macro.coderules_home}/coderules/solutions/jetbrains.mps.logic.reactor/lib/trove4j-3.0.3.jar" />
         <fileset file="${mps.macro.coderules_home}/coderules/solutions/jetbrains.mps.logic.reactor/lib/kotlin-runtime-1.2.30.jar" />
@@ -4196,7 +4227,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
       </classpath>
     </javac>
   </target>
@@ -4215,9 +4246,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -4228,6 +4259,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/mps-test.jar" />
         <fileset file="${artifacts.mps}/lib/ant/lib/ant.jar" />
         <fileset file="${artifacts.mps}/lib/hamcrest-core-1.3.jar" />
@@ -4236,7 +4268,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.classifiers.jar" />
@@ -4407,8 +4439,9 @@
       <jvmarg value="-ea" />
       <jvmarg value="-Xss2048k" />
       <jvmarg value="-Xmx1024m" />
-      <jvmarg value="-XX:MaxPermSize=256m" />
       <jvmarg value="-XX:+HeapDumpOnOutOfMemoryError" />
+      <jvmarg value="-Didea.config.path=${build.mps.config.path}" />
+      <jvmarg value="-Didea.system.path=${build.mps.system.path}" />
       
       <classpath>
         <fileset dir="${build.tmp}">
diff --git a/samples/fitch/build.xml b/samples/fitch/build.xml
index 8f038daa..541030e7 100644
--- a/samples/fitch/build.xml
+++ b/samples/fitch/build.xml
@@ -1,6 +1,8 @@
 <project name="fitch" default="build">
   <!-- Generated by MPS -->
   <property name="build.dir" location="build" />
+  <property name="build.mps.config.path" location="${build.dir}/config" />
+  <property name="build.mps.system.path" location="${build.dir}/system" />
   <property name="build.tmp" location="${build.dir}/tmp/fitch" />
   <property name="build.layout" location="${build.dir}/artifacts/fitch" />
   <property name="coderules_art" location="${basedir}/../../build/artifacts/coderules" />
@@ -439,6 +441,8 @@
   <target name="build" depends="assemble" />
   
   <target name="clean">
+    <delete dir="${build.mps.config.path}" />
+    <delete dir="${build.mps.system.path}" />
     <delete dir="${build.tmp}" />
     <delete dir="${build.layout}" />
   </target>
@@ -594,9 +598,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -607,11 +611,12 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/annotations.jar" />
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -662,9 +667,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -675,12 +680,13 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/samples.fitch" />
         <fileset file="${artifacts.mps}/lib/annotations.jar" />
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/languageDesign/jetbrains.mps.lang.core.jar" />
@@ -701,9 +707,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -714,12 +720,13 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/samples.fitch" />
         <fileset file="${artifacts.mps}/lib/annotations.jar" />
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -770,9 +777,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -783,13 +790,14 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/samples.fitch" />
         <pathelement path="${build.tmp}/java/out/samples.fitch.propositionalLogic" />
         <fileset file="${artifacts.mps}/lib/annotations.jar" />
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/languageDesign/jetbrains.mps.lang.core.jar" />
@@ -810,9 +818,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -823,13 +831,14 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/samples.fitch" />
         <pathelement path="${build.tmp}/java/out/samples.fitch.propositionalLogic" />
         <fileset file="${artifacts.mps}/lib/annotations.jar" />
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -880,9 +889,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -893,6 +902,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/samples.fitch" />
         <pathelement path="${build.tmp}/java/out/samples.fitch.herbrandLogic" />
         <pathelement path="${build.tmp}/java/out/samples.fitch.propositionalLogic" />
@@ -900,7 +910,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/languageDesign/jetbrains.mps.lang.core.jar" />
@@ -921,9 +931,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -934,6 +944,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/samples.fitch" />
         <pathelement path="${build.tmp}/java/out/samples.fitch.herbrandLogic" />
         <pathelement path="${build.tmp}/java/out/samples.fitch.propositionalLogic" />
@@ -941,7 +952,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -990,9 +1001,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -1003,6 +1014,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/samples.fitch" />
         <pathelement path="${build.tmp}/java/out/samples.fitch.firstOrderLogic" />
         <pathelement path="${build.tmp}/java/out/samples.fitch.herbrandLogic" />
@@ -1011,7 +1023,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/languageDesign/jetbrains.mps.lang.core.jar" />
@@ -1033,9 +1045,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -1046,6 +1058,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/samples.fitch" />
         <pathelement path="${build.tmp}/java/out/samples.fitch.firstOrderLogic" />
         <pathelement path="${build.tmp}/java/out/samples.fitch.herbrandLogic" />
@@ -1058,7 +1071,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.classifiers.jar" />
@@ -1225,8 +1238,9 @@
       <jvmarg value="-ea" />
       <jvmarg value="-Xss2048k" />
       <jvmarg value="-Xmx1024m" />
-      <jvmarg value="-XX:MaxPermSize=256m" />
       <jvmarg value="-XX:+HeapDumpOnOutOfMemoryError" />
+      <jvmarg value="-Didea.config.path=${build.mps.config.path}" />
+      <jvmarg value="-Didea.system.path=${build.mps.system.path}" />
       
       <classpath>
         <fileset dir="${build.tmp}">
diff --git a/samples/lambdacalc/build.xml b/samples/lambdacalc/build.xml
index 570d9e0b..01f36a13 100644
--- a/samples/lambdacalc/build.xml
+++ b/samples/lambdacalc/build.xml
@@ -1,6 +1,8 @@
 <project name="lambdacalc" default="build">
   <!-- Generated by MPS -->
   <property name="build.dir" location="build" />
+  <property name="build.mps.config.path" location="${build.dir}/config" />
+  <property name="build.mps.system.path" location="${build.dir}/system" />
   <property name="build.tmp" location="${build.dir}/tmp/lambdacalc" />
   <property name="build.layout" location="${build.dir}/artifacts/lambdacalc" />
   <property name="coderules_art" location="${basedir}/../../build/artifacts/coderules" />
@@ -135,6 +137,8 @@
   <target name="build" depends="assemble" />
   
   <target name="clean">
+    <delete dir="${build.mps.config.path}" />
+    <delete dir="${build.mps.system.path}" />
     <delete dir="${build.tmp}" />
     <delete dir="${build.layout}" />
   </target>
@@ -282,9 +286,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -295,11 +299,12 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/annotations.jar" />
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.logging.runtime.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.regexp.runtime.jar" />
@@ -339,9 +344,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -352,6 +357,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/samples.lambdacalc" />
         <fileset file="${artifacts.mps}/lib/mps-test.jar" />
         <fileset file="${artifacts.mps}/lib/ant/lib/ant.jar" />
@@ -361,7 +367,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.classifiers.jar" />
@@ -519,8 +525,9 @@
       <jvmarg value="-ea" />
       <jvmarg value="-Xss2048k" />
       <jvmarg value="-Xmx1024m" />
-      <jvmarg value="-XX:MaxPermSize=256m" />
       <jvmarg value="-XX:+HeapDumpOnOutOfMemoryError" />
+      <jvmarg value="-Didea.config.path=${build.mps.config.path}" />
+      <jvmarg value="-Didea.system.path=${build.mps.system.path}" />
       
       <classpath>
         <fileset dir="${build.tmp}">
diff --git a/samples/mpscore/build.xml b/samples/mpscore/build.xml
index 2a0ec334..b50267b8 100644
--- a/samples/mpscore/build.xml
+++ b/samples/mpscore/build.xml
@@ -1,6 +1,8 @@
 <project name="mpscore" default="build">
   <!-- Generated by MPS -->
   <property name="build.dir" location="build" />
+  <property name="build.mps.config.path" location="${build.dir}/config" />
+  <property name="build.mps.system.path" location="${build.dir}/system" />
   <property name="build.tmp" location="${build.dir}/tmp/mpscore" />
   <property name="build.layout" location="${build.dir}/artifacts/mpscore" />
   <property name="mps_home" location="${basedir}/../../MPS_HOME" />
@@ -177,6 +179,8 @@
   <target name="build" depends="assemble" />
   
   <target name="clean">
+    <delete dir="${build.mps.config.path}" />
+    <delete dir="${build.mps.system.path}" />
     <delete dir="${build.tmp}" />
     <delete dir="${build.layout}" />
   </target>
@@ -326,9 +330,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -339,11 +343,12 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/annotations.jar" />
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.closures.jar" />
@@ -393,9 +398,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -406,6 +411,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <pathelement path="${build.tmp}/java/out/jetbrains.mps.baseLanguageExt" />
         <fileset file="${artifacts.mps}/lib/mps-test.jar" />
         <fileset file="${artifacts.mps}/lib/ant/lib/ant.jar" />
@@ -415,7 +421,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.classifiers.jar" />
@@ -455,9 +461,9 @@
         <fileset file="${artifacts.mps}/lib/mps-behavior-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-closures.jar" />
         <fileset file="${artifacts.mps}/lib/mps-collections.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-annotations.jar" />
         <fileset file="${artifacts.mps}/lib/mps-openapi.jar" />
-        <fileset file="${artifacts.mps}/lib/mps-core.jar" />
         <fileset file="${artifacts.mps}/lib/mps-logging.jar" />
         <fileset file="${artifacts.mps}/lib/mps-tuples.jar" />
         <fileset file="${artifacts.mps}/lib/mps-references.jar" />
@@ -468,6 +474,7 @@
         <fileset file="${artifacts.mps}/lib/mps-editor-runtime.jar" />
         <fileset file="${artifacts.mps}/lib/mps-environment.jar" />
         <fileset file="${artifacts.mps}/lib/mps-platform.jar" />
+        <fileset file="${artifacts.mps}/lib/mps-project-check.jar" />
         <fileset file="${artifacts.mps}/lib/mps-test.jar" />
         <fileset file="${artifacts.mps}/lib/ant/lib/ant.jar" />
         <fileset file="${artifacts.mps}/lib/hamcrest-core-1.3.jar" />
@@ -476,7 +483,7 @@
         <fileset file="${artifacts.mps}/lib/log4j.jar" />
         <fileset file="${artifacts.mps}/lib/jdom.jar" />
         <fileset file="${artifacts.mps}/lib/trove4j.jar" />
-        <fileset file="${artifacts.mps}/lib/ecj-4.7.2.jar" />
+        <fileset file="${artifacts.mps}/lib/ecj-4.10.jar" />
         <fileset dir="${artifacts.mps}/lib" includes="*.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.jar" />
         <fileset file="${artifacts.mps}/languages/baseLanguage/jetbrains.mps.baseLanguage.classifiers.jar" />
@@ -648,8 +655,9 @@
       <jvmarg value="-ea" />
       <jvmarg value="-Xss2048k" />
       <jvmarg value="-Xmx1024m" />
-      <jvmarg value="-XX:MaxPermSize=256m" />
       <jvmarg value="-XX:+HeapDumpOnOutOfMemoryError" />
+      <jvmarg value="-Didea.config.path=${build.mps.config.path}" />
+      <jvmarg value="-Didea.system.path=${build.mps.system.path}" />
       
       <classpath>
         <fileset dir="${build.tmp}">