old_contents: #Writing to 'p' is conflicted
  from polyphony import testbench
  from polyphony import module
  from polyphony.io import Port
  from .sub import Sub
  
  
  @module
  class io_write_conflict05:
      def __init__(self):
          self.sub = Sub()
          self.append_worker(self.w)
          self.append_worker(self.w)
  
      def w(self):
          self.sub.p.wr(1)
  
  
  @testbench
  def test(m):
      m.sub.p.wr(0)
  
  
  m = io_write_conflict05()
  test(m)
  
new_contents: #Writing to 'p' is conflicted
  from polyphony import testbench
  from polyphony import module
  from polyphony.io import Port
  from sub import Sub
  
  
  @module
  class io_write_conflict05:
      def __init__(self):
          self.sub = Sub()
          self.append_worker(self.w)
          self.append_worker(self.w)
  
      def w(self):
          self.sub.p.wr(1)
  
  
  @testbench
  def test(m):
      m.sub.p.wr(0)
  
  
  m = io_write_conflict05()
  test(m)
  
subject: Fix test