diff --git a/lib/parfait/frame.rb b/lib/parfait/frame.rb
index aada088f..489e6b0b 100644
--- a/lib/parfait/frame.rb
+++ b/lib/parfait/frame.rb
@@ -26,5 +26,7 @@
 
 module Parfait
   class Frame < Object
+    attribute :next_frame
+
   end
 end
diff --git a/lib/parfait/module.rb b/lib/parfait/module.rb
index f74d9405..ca038317 100644
--- a/lib/parfait/module.rb
+++ b/lib/parfait/module.rb
@@ -56,7 +56,7 @@ module Parfait
       raise "uups #{method_name}.#{method_name.class}" unless method_name.is_a?(Symbol)
       clazz = object_layout().object_class()
       raise "??? #{method_name}" unless clazz
-      puts "Self: #{self.class} clazz: #{clazz.name}"
+      #puts "Self: #{self.class} clazz: #{clazz.name}"
       Method.new( clazz , method_name , arg_names )
     end
 
diff --git a/lib/virtual/block.rb b/lib/virtual/block.rb
index 2287b2cd..b22e01bc 100644
--- a/lib/virtual/block.rb
+++ b/lib/virtual/block.rb
@@ -46,6 +46,7 @@ module Virtual
 
     # returns if this is a block that ends in a call (and thus needs local variable handling)
     def call_block?
+      raise "called"
       return false unless codes.last.is_a?(CallInstruction)
       return false unless codes.last.opcode == :call
       codes.dup.reverse.find{ |c| c.is_a? StackInstruction }
diff --git a/lib/virtual/compiler/module_expression.rb b/lib/virtual/compiler/module_expression.rb
index ff7decfd..c9781ac9 100644
--- a/lib/virtual/compiler/module_expression.rb
+++ b/lib/virtual/compiler/module_expression.rb
@@ -7,7 +7,7 @@ module Virtual
 
     def self.compile_class expression , method
       clazz = Parfait::Space.object_space.get_class_by_name! expression.name
-      puts "Compiling class #{clazz.name.inspect}"
+      #puts "Compiling class #{clazz.name.inspect}"
       expression_value = nil
       expression.expressions.each do |expr|
         # check if it's a function definition and add
diff --git a/lib/virtual/passes/collector.rb b/lib/virtual/passes/collector.rb
index 0036aa2a..435b3fe0 100644
--- a/lib/virtual/passes/collector.rb
+++ b/lib/virtual/passes/collector.rb
@@ -4,30 +4,31 @@ module Virtual
   class Collector
     def run
       # init= Parfait::Space.object_space.get_class_by_name("Kernel").get_instance_method "__init__"
-      keep Parfait::Space.object_space
+      Virtual.machine.objects.clear
+      keep Parfait::Space.object_space , 0
     end
 
-    def keep object
+    def keep object , depth
       return if object.nil?
+      #puts "adding #{' ' * depth}:#{object.class}"
+      #puts "ADD #{object.first.class}, #{object.last.class}" if object.is_a? Array
       return unless Virtual.machine.add_object object
-      #puts "adding #{object.class}"
       return unless object.respond_to? :has_layout?
       if( object.is_a? Parfait::Method)
         object.source.constants.each{|c|
-          puts "keeping constant #{c.class}"
-          keep(c)
+          #puts "keeping constant #{c.class}:#{c.object_id}"
+          keep(c , depth + 1)
         }
       end
       layout = object.get_layout
-      keep layout
-      #puts "Layout #{layout.object_class.name} #{Machine.instance.objects.has_key?(layout.object_id)}"
+      keep(layout  , depth + 1)
       layout.object_instance_names.each do |name|
         inst = object.get_instance_variable name
-        keep inst
+        keep(inst , depth + 1)
       end
       if object.is_a? Parfait::List
         object.each do |item|
-          keep item
+          keep(item , depth + 1)
         end
       end
     end
diff --git a/lib/virtual/passes/minimizer.rb b/lib/virtual/passes/minimizer.rb
index 83d8cdb2..40a1e0e4 100644
--- a/lib/virtual/passes/minimizer.rb
+++ b/lib/virtual/passes/minimizer.rb
@@ -11,8 +11,7 @@ module Virtual
           @gonners << f
         end
       end
-      init = Parfait::Space.object_space.get_class_by_name(:Kernel).get_instance_method :__init__
-      remove init
+      remove Virtual.machine.space.get_init
       dump_remaining
     end
 
diff --git a/test/parfait/test_space.rb b/test/parfait/test_space.rb
index a58e12f9..55604415 100644
--- a/test/parfait/test_space.rb
+++ b/test/parfait/test_space.rb
@@ -3,8 +3,7 @@ require_relative "../helper"
 class TestSpace < MiniTest::Test
 
   def setup
-    @machine = Virtual.machine
-    @machine.boot
+    @machine = Virtual.machine.boot
   end
   def classes
     [:Kernel,:Word,:List,:Message,:Frame,:Layout,:Class,:Dictionary,:Method]
@@ -46,7 +45,7 @@ class TestSpace < MiniTest::Test
     classes.each do |name|
       cl = @machine.space.classes[name]
       cl.method_names.each do |mname|
-        puts "Mehtod #{mname}"
+        #puts "Mehtod #{mname}"
         method = cl.get_instance_method(mname)
         assert_equal mname , method.name
         assert_equal name , method.for_class.name