t464-neg.scala:7: error: not found: value f1
  f1()
  ^
t464-neg.scala:8: error: method f1 in class A cannot be accessed in A
  super.f1()
        ^
t464-neg.scala:9: error: value f2 is not a member of B
  def otherb(b2: B) = b2.f2()
                         ^
t464-neg.scala:10: error: method f3 in class A cannot be accessed in B
  f3()
  ^
t464-neg.scala:11: error: method f3 in class A cannot be accessed in A
  super.f3()
        ^
5 errors found