diff --git a/compiler/tests-common/tests/org/jetbrains/kotlin/codegen/CodegenTestCase.java b/compiler/tests-common/tests/org/jetbrains/kotlin/codegen/CodegenTestCase.java
index 05d443543cb..b1f76bc9d9d 100644
--- a/compiler/tests-common/tests/org/jetbrains/kotlin/codegen/CodegenTestCase.java
+++ b/compiler/tests-common/tests/org/jetbrains/kotlin/codegen/CodegenTestCase.java
@@ -439,6 +439,7 @@ public abstract class CodegenTestCase extends KotlinBaseTest<KotlinBaseTest.Test
             OutputUtilsKt.writeAllTo(classFileFactory, kotlinOut);
         }
 
+        javaClassesOutputDirectory = null;
         if (compileJavaFiles) {
             List<String> javaClasspath = new ArrayList<>();
             javaClasspath.add(kotlinOut.getPath());
@@ -463,6 +464,13 @@ public abstract class CodegenTestCase extends KotlinBaseTest<KotlinBaseTest.Test
                 throw ExceptionUtilsKt.rethrow(e);
             }
         }
+        if (kotlinOut != null) {
+            postCompile(kotlinOut, javaClassesOutputDirectory);
+        }
+    }
+
+    protected void postCompile(@NotNull File kotlinOut, @Nullable File javaOut) {
+
     }
 
     protected void runJavacTask(@NotNull Collection<File> files, @NotNull List<String> options) throws IOException {
diff --git a/plugins/lombok/lombok-compiler-plugin/README.md b/plugins/lombok/lombok-compiler-plugin/README.md
index 867d1fe5504..44603cc7b6c 100644
--- a/plugins/lombok/lombok-compiler-plugin/README.md
+++ b/plugins/lombok/lombok-compiler-plugin/README.md
@@ -17,6 +17,7 @@ Features support:
  - [ ] Copy annotations
  - [ ] Strip defined prefixes - in config and @Accessors
  - [ ] Skip generation with AccessLevel.NONE
+ - [ ] Strip 'is' prefix for boolean fields
 
 [~] [@With](https://projectlombok.org/features/With)
   
@@ -37,7 +38,7 @@ Features support:
 
 Other todos:
  - [x] Generic classes
- - [ ] Actually run compiled code 
+ - [x] Actually run compiled code 
  - [ ] Don't generate members that already exist (if having a duplicate is a problem)
  - [ ] Gradle integration (as subplugin or just a way to enable lombok support)
  - [ ] Maven integration (as subplugin or just a way to enable lombok support)
diff --git a/plugins/lombok/lombok-compiler-plugin/src/org/jetbrains/kotlin/lombok/config/annotationConfig.kt b/plugins/lombok/lombok-compiler-plugin/src/org/jetbrains/kotlin/lombok/config/annotationConfig.kt
index 86ce4448fea..53f6e5d6341 100644
--- a/plugins/lombok/lombok-compiler-plugin/src/org/jetbrains/kotlin/lombok/config/annotationConfig.kt
+++ b/plugins/lombok/lombok-compiler-plugin/src/org/jetbrains/kotlin/lombok/config/annotationConfig.kt
@@ -31,11 +31,13 @@ data class Accessors(val fluent: Boolean = false, val chain: Boolean = false) {
 
         override val name: FqName = LombokNames.ACCESSORS
 
-        override fun extract(annotation: AnnotationDescriptor): Accessors =
-            Accessors(
-                fluent = annotation.getBooleanArgument("fluent"),
-                chain = annotation.getBooleanArgument("chain")
+        override fun extract(annotation: AnnotationDescriptor): Accessors {
+            val fluent = annotation.getBooleanArgument("fluent")
+            return Accessors(
+                fluent = fluent,
+                chain = annotation.getBooleanArgument("chain", default = fluent)
             )
+        }
     }
 }
 
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/allArgsConstructor.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/allArgsConstructor.kt
index bea64758af7..7ed3d089441 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/allArgsConstructor.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/allArgsConstructor.kt
@@ -19,8 +19,8 @@ public class ConstructorExample {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val generated = ConstructorExample(12, "sdf", true)
     }
 }
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/allArgsConstructorStatic.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/allArgsConstructorStatic.kt
index e1175001dba..2febbd5295a 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/allArgsConstructorStatic.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/allArgsConstructorStatic.kt
@@ -24,8 +24,8 @@ public class ConstructorExample {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val existing: ConstructorExample = ConstructorExample("existing")
         val generated: ConstructorExample = ConstructorExample.of(45, "234", false)
     }
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/clashAccessors.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/clashAccessors.kt
new file mode 100644
index 00000000000..ff61f3b5399
--- /dev/null
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/clashAccessors.kt
@@ -0,0 +1,111 @@
+//FILE: SuperClass.java
+
+import lombok.*;
+import java.util.*;
+
+public class SuperClass {
+
+    public void setName(String name) {
+
+    }
+
+}
+
+
+//FILE: ClashTest.java
+
+import lombok.*;
+import java.util.*;
+
+@Getter
+@Setter
+public class ClashTest extends SuperClass {
+    private int age = 10;
+
+    private String name;
+
+    private boolean human;
+
+    private Integer toOverride;
+
+    public int getAge() {
+        return age;
+    }
+
+    public void setAge(String age) {
+
+    }
+
+    public boolean isHuman(String arg) {
+        return human;
+    }
+
+
+    static void test() {
+        val obj = new ClashTest();
+
+        obj.getAge();
+//        obj.setAge(41);
+
+        obj.getName();
+        obj.setName("Al");
+
+        obj.isHuman();
+        obj.setHuman(true);
+        obj.isHuman("sdf");
+    }
+
+}
+
+//FILE: ChildClass.java
+
+import lombok.*;
+import java.util.*;
+
+public class ChildClass extends ClashTest{
+
+    @Override
+    public Integer getToOverride() {
+        return super.getToOverride();
+    }
+
+}
+
+
+//FILE: test.kt
+
+class KotlinChildClass : ClashTest() {
+
+    override fun getToOverride(): Int = super.getToOverride()
+
+}
+
+class Test {
+    fun run() {
+        val obj = ClashTest()
+
+        obj.getAge()
+        //todo thats shouldn't work
+        obj.setAge(41)
+        val age = obj.age
+        obj.age = 12
+
+
+        obj.getName()
+        obj.setName("Al")
+        val name = obj.name
+        obj.name = "sdf"
+
+        obj.isHuman()
+        obj.setHuman(true)
+        obj.isHuman("sdf")
+        val isHuman = obj.isHuman
+        obj.isHuman = false
+
+        val childObj = KotlinChildClass()
+        childObj.getToOverride()
+        childObj.setToOverride(34)
+        childObj.toOverride
+        childObj.toOverride = 412
+    }
+}
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/configSimple.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/configSimple.kt
index b6f3f748271..ad516763375 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/configSimple.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/configSimple.kt
@@ -15,8 +15,8 @@ public class GetterTest {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val obj = GetterTest()
 
         obj.primitiveBoolean
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/genericsAccessors.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/genericsAccessors.kt
index 5354e9a2920..ca61daaef17 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/genericsAccessors.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/genericsAccessors.kt
@@ -26,13 +26,13 @@ public class GenericsTest<A, B> {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val obj = GenericsTest<String, Boolean>()
         val age: Int = obj.getAge();
-        val a: String = obj.getFieldA();
         obj.setFieldA("fooo");
-        val b: Boolean = obj.getFieldB();
+        val a: String = obj.getFieldA();
+        val b: Boolean? = obj.getFieldB();
         obj.setFieldC(java.util.HashMap<String, Boolean>());
     }
 }
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/genericsConstructors.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/genericsConstructors.kt
index 4db9a4f58ea..94bdf67716e 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/genericsConstructors.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/genericsConstructors.kt
@@ -21,8 +21,8 @@ public class ConstructorExample<A, B> {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val generated = ConstructorExample<Long, Boolean>(12, 42L, true)
         val generatedReq = ConstructorExample<String, Boolean>("234");
     }
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/genericsConstructorsStatic.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/genericsConstructorsStatic.kt
index 32ce1594250..2b8f7b17d60 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/genericsConstructorsStatic.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/genericsConstructorsStatic.kt
@@ -21,8 +21,8 @@ public class ConstructorExample<A, B> {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val generated: ConstructorExample<Long, Boolean> = ConstructorExample.of(12, 42L, true)
         val generatedReq: ConstructorExample<String, Boolean> = ConstructorExample.of("234");
     }
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/getters.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/getters.kt
index 2a2fa5424c9..871d32a357e 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/getters.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/getters.kt
@@ -22,8 +22,8 @@ public class GetterTest {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val obj = GetterTest()
         val getter = obj.getAge()
         val property = obj.age
@@ -37,6 +37,8 @@ object Test {
 
         //shouldn't be accesible from here
 //        obj.getName()
+
+        OverridenGetterTest().usage()
     }
 
     class OverridenGetterTest : GetterTest() {
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/gettersClassLevel.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/gettersClassLevel.kt
index 31c0a0be9c5..028733acc74 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/gettersClassLevel.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/gettersClassLevel.kt
@@ -23,8 +23,8 @@ public class ClassLevelGetterTest {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val obj = ClassLevelGetterTest()
         val getter = obj.getAge()
         val property = obj.age
@@ -36,6 +36,8 @@ object Test {
 
         //shouldn't be accesible from here
 //        obj.getName()
+
+        OverridenGetterTest().usage()
     }
 
     class OverridenGetterTest : ClassLevelGetterTest() {
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/gettersFluent.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/gettersFluent.kt
index 183d62423e1..4057b62f5f7 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/gettersFluent.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/gettersFluent.kt
@@ -27,8 +27,8 @@ public class FluentTest {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val obj = FluentTest()
         val getter = obj.age()
 
@@ -38,6 +38,8 @@ object Test {
 
         obj.overrideAnnotation
         obj.getOverrideAnnotation()
+
+        OverridenGetterTest().usage()
     }
 
     class OverridenGetterTest : FluentTest() {
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/noArgsConstructor.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/noArgsConstructor.kt
index 178f567c46d..e815866aea5 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/noArgsConstructor.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/noArgsConstructor.kt
@@ -22,8 +22,8 @@ public class ConstructorExample {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val existing = ConstructorExample("existing")
         val generated = ConstructorExample()
     }
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/noArgsConstructorStatic.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/noArgsConstructorStatic.kt
index ce8985dd7b7..eda83b6a69f 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/noArgsConstructorStatic.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/noArgsConstructorStatic.kt
@@ -22,8 +22,8 @@ public class ConstructorExample {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val existing: ConstructorExample = ConstructorExample("existing")
         val generated: ConstructorExample = ConstructorExample.make()
     }
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/requiredArgsConstructor.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/requiredArgsConstructor.kt
index b6b50a1069c..c4b7f868fb0 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/requiredArgsConstructor.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/requiredArgsConstructor.kt
@@ -33,8 +33,8 @@ public class ConstructorExample {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val generated = ConstructorExample("foo", true)
     }
 }
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/requiredArgsConstructorStatic.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/requiredArgsConstructorStatic.kt
index 085aae58686..c343dec6a83 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/requiredArgsConstructorStatic.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/requiredArgsConstructorStatic.kt
@@ -35,8 +35,8 @@ public class ConstructorExample {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val generated = ConstructorExample.build("foo", true, 12)
     }
 }
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/setters.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/setters.kt
index add9462fcde..acccd14a95f 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/setters.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/setters.kt
@@ -20,8 +20,8 @@ public class SetterTest {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val obj = SetterTest()
         obj.setAge(42)
         obj.age = 42
@@ -32,6 +32,8 @@ object Test {
 
         //shouldn't be accesible from here
 //        obj.setName("abc")
+
+        OverridenGetterTest().usage()
     }
 
     class OverridenGetterTest : SetterTest() {
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/settersClassLevel.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/settersClassLevel.kt
index 2d63c9afda5..7b1a5632095 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/settersClassLevel.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/settersClassLevel.kt
@@ -23,8 +23,8 @@ public class SetterTest {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val obj = SetterTest()
         obj.setAge(42)
         obj.age = 42
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/settersVariations.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/settersVariations.kt
index 52dcdaa774b..f9210b2c279 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/settersVariations.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/settersVariations.kt
@@ -25,10 +25,10 @@ public class SetterTest {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val obj = SetterTest()
-        obj.fluent(12);
+        obj.fluent(12)
         obj.setChained("zz").getChained()
         obj.whyNotBoth("zzz").whyNotBoth()
     }
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/simple.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/simple.kt
index 0c180fdc438..3ac6abef25c 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/simple.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/simple.kt
@@ -13,8 +13,8 @@ public class GetterSetterExample {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val obj = GetterSetterExample()
         val getter = obj.getAge()
         val property = obj.age
diff --git a/plugins/lombok/lombok-compiler-plugin/testData/compile/with.kt b/plugins/lombok/lombok-compiler-plugin/testData/compile/with.kt
index b463472e97f..779771176c8 100644
--- a/plugins/lombok/lombok-compiler-plugin/testData/compile/with.kt
+++ b/plugins/lombok/lombok-compiler-plugin/testData/compile/with.kt
@@ -26,8 +26,8 @@ public class WithExample {
 
 //FILE: test.kt
 
-object Test {
-    fun usage() {
+class Test {
+    fun run() {
         val obj: WithExample = WithExample().withAge(16).withName("fooo")
     }
 }
diff --git a/plugins/lombok/lombok-compiler-plugin/tests/org/jetbrains/kotlin/lombok/AbstractLombokCompileTest.kt b/plugins/lombok/lombok-compiler-plugin/tests/org/jetbrains/kotlin/lombok/AbstractLombokCompileTest.kt
index eda43493799..239a6dca7b9 100644
--- a/plugins/lombok/lombok-compiler-plugin/tests/org/jetbrains/kotlin/lombok/AbstractLombokCompileTest.kt
+++ b/plugins/lombok/lombok-compiler-plugin/tests/org/jetbrains/kotlin/lombok/AbstractLombokCompileTest.kt
@@ -13,11 +13,14 @@ import org.jetbrains.kotlin.codegen.CodegenTestCase
 import org.jetbrains.kotlin.config.CompilerConfiguration
 import org.jetbrains.kotlin.utils.PathUtil
 import java.io.File
+import java.net.URLClassLoader
 
 abstract class AbstractLombokCompileTest : CodegenTestCase() {
 
+    private val commonClassLoader = URLClassLoader(arrayOf(getLombokJar().toURI().toURL()))
+
     override fun doMultiFileTest(wholeFile: File, files: List<TestFile>) {
-        compile(files)
+        compile(files, true, true)
     }
 
     override fun setupEnvironment(environment: KotlinCoreEnvironment) {
@@ -35,6 +38,19 @@ abstract class AbstractLombokCompileTest : CodegenTestCase() {
         }
     }
 
+    override fun postCompile(kotlinOut: File, javaOut: File?) {
+        //run compiled code, Test.run() method is expected to be in generated classes
+        val cp = listOfNotNull(kotlinOut, javaOut).map { it.toURI().toURL() }.toTypedArray()
+        val classLoader = URLClassLoader(cp, commonClassLoader)
+        try {
+            val clazz = classLoader.loadClass("Test")
+            clazz.getMethod("run").invoke(clazz.newInstance())
+        } catch (t: Throwable) {
+            LOG.error("Error running Test.run()", t)
+            fail("Error running compiled code: $t")
+        }
+    }
+
     private fun writeLombokConfig(directory: String, testFiles: List<TestFile>): File? =
         testFiles.singleOrNull { it.name == "lombok.config" }?.let {
             val file = File(directory, it.name)
diff --git a/plugins/lombok/lombok-compiler-plugin/tests/org/jetbrains/kotlin/lombok/LombokCompileTestGenerated.java b/plugins/lombok/lombok-compiler-plugin/tests/org/jetbrains/kotlin/lombok/LombokCompileTestGenerated.java
index 97911d7f65d..7b1efebccb7 100644
--- a/plugins/lombok/lombok-compiler-plugin/tests/org/jetbrains/kotlin/lombok/LombokCompileTestGenerated.java
+++ b/plugins/lombok/lombok-compiler-plugin/tests/org/jetbrains/kotlin/lombok/LombokCompileTestGenerated.java
@@ -46,6 +46,11 @@ public class LombokCompileTestGenerated extends AbstractLombokCompileTest {
         runTest("plugins/lombok/lombok-compiler-plugin/testData/compile/allArgsConstructorStatic.kt");
     }
 
+    @TestMetadata("clashAccessors.kt")
+    public void testClashAccessors() throws Exception {
+        runTest("plugins/lombok/lombok-compiler-plugin/testData/compile/clashAccessors.kt");
+    }
+
     @TestMetadata("gettersClassLevel.kt")
     public void testGettersClassLevel() throws Exception {
         runTest("plugins/lombok/lombok-compiler-plugin/testData/compile/gettersClassLevel.kt");