~/oil/_clone/ble.sh ~/oil
Traceback (most recent call last):
  File "/home/uke/oil/bin/oils_for_unix.py", line 198, in <module>
    sys.exit(main(sys.argv))
  File "/home/uke/oil/bin/oils_for_unix.py", line 170, in main
    return AppBundleMain(argv)
  File "/home/uke/oil/bin/oils_for_unix.py", line 140, in AppBundleMain
    return shell.Main('osh', arg_r, environ, login_shell, loader, readline)
  File "/home/uke/oil/core/shell.py", line 1035, in Main
    cmd_ev, errfmt)
  File "/home/uke/oil/core/shell.py", line 166, in SourceStartupFile
    unused = main_loop.Batch(cmd_ev, rc_c_parser, errfmt)
  File "/home/uke/oil/core/main_loop.py", line 364, in Batch
    is_return, is_fatal = cmd_ev.ExecuteAndCatch(node, cmd_flags=cmd_flags)
  File "/home/uke/oil/osh/cmd_eval.py", line 1955, in ExecuteAndCatch
    status = self._Execute(node)
  File "/home/uke/oil/osh/cmd_eval.py", line 1777, in _Execute
    status = self._Dispatch(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 1674, in _Dispatch
    status = self._DoForEach(node)
  File "/home/uke/oil/osh/cmd_eval.py", line 1244, in _DoForEach
    status = self._Execute(node.body)  # last one wins
  File "/home/uke/oil/osh/cmd_eval.py", line 1777, in _Execute
    status = self._Dispatch(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 1654, in _Dispatch
    status = self._ExecuteList(node.children)
  File "/home/uke/oil/osh/cmd_eval.py", line 1854, in _ExecuteList
    status = self._Execute(child)
  File "/home/uke/oil/osh/cmd_eval.py", line 1777, in _Execute
    status = self._Dispatch(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 1723, in _Dispatch
    status = self._DoTimeBlock(node)
  File "/home/uke/oil/osh/cmd_eval.py", line 1455, in _DoTimeBlock
    status = self._Execute(node.pipeline)
  File "/home/uke/oil/osh/cmd_eval.py", line 1777, in _Execute
    status = self._Dispatch(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 1537, in _Dispatch
    status = self._DoSimple(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 827, in _DoSimple
    status = self._RunSimpleCommand(cmd_val, cmd_st, run_flags)
  File "/home/uke/oil/osh/cmd_eval.py", line 518, in _RunSimpleCommand
    run_flags)
  File "/home/uke/oil/core/executor.py", line 270, in RunSimpleCommand
    status = self.RunBuiltin(builtin_id, cmd_val)
  File "/home/uke/oil/core/executor.py", line 212, in RunBuiltin
    status = builtin_func.Run(cmd_val)
  File "/home/uke/oil/builtin/meta_osh.py", line 163, in Run
    return self._Exec(cmd_val, arg_r, path, c_parser)
  File "/home/uke/oil/builtin/meta_osh.py", line 186, in _Exec
    cmd_flags=cmd_eval.RaiseControlFlow)
  File "/home/uke/oil/core/main_loop.py", line 364, in Batch
    is_return, is_fatal = cmd_ev.ExecuteAndCatch(node, cmd_flags=cmd_flags)
  File "/home/uke/oil/osh/cmd_eval.py", line 1955, in ExecuteAndCatch
    status = self._Execute(node)
  File "/home/uke/oil/osh/cmd_eval.py", line 1777, in _Execute
    status = self._Dispatch(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 1558, in _Dispatch
    status = self._DoRedirect(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 1505, in _DoRedirect
    status = self._Execute(node.child)
  File "/home/uke/oil/osh/cmd_eval.py", line 1777, in _Execute
    status = self._Dispatch(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 1658, in _Dispatch
    status = self._ExecuteList(node.children)
  File "/home/uke/oil/osh/cmd_eval.py", line 1854, in _ExecuteList
    status = self._Execute(child)
  File "/home/uke/oil/osh/cmd_eval.py", line 1777, in _Execute
    status = self._Dispatch(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 1674, in _Dispatch
    status = self._DoForEach(node)
  File "/home/uke/oil/osh/cmd_eval.py", line 1212, in _DoForEach
    assert iter_list, iter_list
AssertionError: []

Running out/ble.osh