KT-13780 No completion and assertion error in log

#KT-13780 Fixed

compiler/backend/src/org/jetbrains/kotlin/codegen/PropertyReferenceCodegen.kt

@@ -27,12 +27,10 @@ import org.jetbrains.kotlin.descriptors.annotations.Annotations
 import org.jetbrains.kotlin.descriptors.impl.LocalVariableDescriptor
 import org.jetbrains.kotlin.incremental.components.NoLookupLocation
 import org.jetbrains.kotlin.load.java.JvmAbi
-import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.psi.KtElement
 import org.jetbrains.kotlin.resolve.DescriptorFactory
 import org.jetbrains.kotlin.resolve.DescriptorUtils
 import org.jetbrains.kotlin.resolve.PropertyImportedFromObject
-import org.jetbrains.kotlin.resolve.descriptorUtil.builtIns
 import org.jetbrains.kotlin.resolve.descriptorUtil.getSuperClassNotAny
 import org.jetbrains.kotlin.resolve.jvm.AsmTypes.*
 import org.jetbrains.kotlin.resolve.jvm.diagnostics.JvmDeclarationOrigin
@@ -224,7 +222,7 @@ class PropertyReferenceCodegen(
         @JvmStatic
         fun createFakeOpenDescriptor(getFunction: FunctionDescriptor, classDescriptor: ClassDescriptor): FunctionDescriptor {
             val copy = getFunction.original.copy(classDescriptor, Modality.OPEN, getFunction.visibility, getFunction.kind, false)
-            return copy.substitute(ANY_SUBSTITUTOR)
+            return copy.substitute(ANY_SUBSTITUTOR)!!
         }
 
         @JvmStatic

compiler/frontend.java/src/org/jetbrains/kotlin/synthetic/JavaSyntheticPropertiesScope.kt

@@ -364,7 +364,7 @@ class JavaSyntheticPropertiesScope(storageManager: StorageManager, private val l
             }
             val classParametersSubstitutor = TypeSubstitutor.create(substitutionMap)
 
-            descriptor.getMethod = getMethod.substitute(classParametersSubstitutor)
+            descriptor.getMethod = getMethod.substitute(classParametersSubstitutor) ?: return null
             descriptor.setMethod = setMethod?.substitute(classParametersSubstitutor)
             return descriptor
         }

compiler/frontend.java/src/org/jetbrains/kotlin/synthetic/SamAdapterFunctionsScope.kt

@@ -181,7 +181,7 @@ class SamAdapterFunctionsScope(
                     TypeConstructorSubstitution.createByConstructorsMap(
                             substitutionMap, configuration.substitution.approximateCapturedTypes()).buildSubstitutor()
 
-            descriptor.baseDescriptorForSynthetic = original.baseDescriptorForSynthetic.substitute(sourceFunctionSubstitutor)
+            descriptor.baseDescriptorForSynthetic = original.baseDescriptorForSynthetic.substitute(sourceFunctionSubstitutor) ?: return null
 
             return descriptor
         }

compiler/frontend/src/org/jetbrains/kotlin/resolve/importedFromObject.kt

@@ -31,7 +31,7 @@ class FunctionImportedFromObject(functionFromObject: FunctionDescriptor) :
         ImportedFromObjectCallableDescriptor<FunctionDescriptor>(functionFromObject) {
     override fun getDispatchReceiverParameter(): ReceiverParameterDescriptor? = null
 
-    override fun substitute(substitutor: TypeSubstitutor) = callableFromObject.substitute(substitutor).wrap()
+    override fun substitute(substitutor: TypeSubstitutor) = callableFromObject.substitute(substitutor)?.wrap()
 
     private val _original by lazy {
         functionFromObject.original.wrap()

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tasks/synthesizedInvokes.kt

@@ -53,7 +53,7 @@ fun createSynthesizedInvokes(functions: Collection<FunctionDescriptor>): Collect
             fakeOverride
         }
 
-        result.add(synthesized.substitute(TypeSubstitutor.create(invoke.getDispatchReceiverParameter()!!.type)))
+        result.add(synthesized.substitute(TypeSubstitutor.create(invoke.getDispatchReceiverParameter()!!.type)) ?: continue)
     }
 
     return result