at <stdin>:6 in pt.get
  at <stdin>:31 in main
3
  at <stdin>:34 in <closure>
  at <stdin>:11 in apply
  at <stdin>:32 in main
9
  at <stdin>:14 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  ... 35 more frames
  at <stdin>:15 in rec
  at <stdin>:15 in rec
  at <stdin>:37 in main
  at ADDR in quiet
  at <stdin>:24 in loud
  at <stdin>:38 in main