Xonsh + IPython crash

crash

Matthiass-MacBook-Pro:~ bussonniermatthias$ mkdir test
Matthiass-MacBook-Pro:~ bussonniermatthias$ cd test
Matthiass-MacBook-Pro:test bussonniermatthias$ xonsh
(rootenv)~/test$ ipython > foo
Traceback (most recent call last):
  File "/Users/bussonniermatthias/dev/prompt_toolkit/prompt_toolkit/interface.py", line 385, in run
    self._redraw()
  File "/Users/bussonniermatthias/dev/prompt_toolkit/prompt_toolkit/interface.py", line 344, in _redraw
    self.renderer.render(self, self.layout, is_done=self.is_done)
  File "/Users/bussonniermatthias/dev/prompt_toolkit/prompt_toolkit/renderer.py", line 391, in render
    size = output.get_size()
  File "/Users/bussonniermatthias/dev/prompt_toolkit/prompt_toolkit/terminal/vt100_output.py", line 359, in get_size
    rows, columns = _get_size(stdout.fileno())
  File "/Users/bussonniermatthias/dev/prompt_toolkit/prompt_toolkit/terminal/vt100_output.py", line 317, in _get_size
    fcntl.ioctl(fileno, termios.TIOCGWINSZ, buf, True)
OSError: [Errno 25] Inappropriate ioctl for device

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/Users/bussonniermatthias/anaconda/bin/ipython", line 9, in <module>
    load_entry_point('ipython', 'console_scripts', 'ipython')()
  File "/Users/bussonniermatthias/dev/ipython/IPython/__init__.py", line 119, in start_ipython
    return launch_new_instance(argv=argv, **kwargs)
  File "/Users/bussonniermatthias/dev/traitlets/traitlets/config/application.py", line 599, in launch_instance
    app.start()
  File "/Users/bussonniermatthias/dev/ipython/IPython/terminal/ipapp.py", line 347, in start
    self.shell.mainloop()
  File "/Users/bussonniermatthias/dev/ipython/IPython/terminal/ptshell.py", line 386, in mainloop
    self.interact()
  File "/Users/bussonniermatthias/dev/ipython/IPython/terminal/ptshell.py", line 369, in interact
    code = self.prompt_for_code()
  File "/Users/bussonniermatthias/dev/ipython/IPython/terminal/ptshell.py", line 314, in prompt_for_code
    pre_run=self.pre_prompt, reset_current_buffer=True)
  File "/Users/bussonniermatthias/dev/prompt_toolkit/prompt_toolkit/interface.py", line 397, in run
    self._redraw()
  File "/Users/bussonniermatthias/dev/prompt_toolkit/prompt_toolkit/interface.py", line 344, in _redraw
    self.renderer.render(self, self.layout, is_done=self.is_done)
  File "/Users/bussonniermatthias/dev/prompt_toolkit/prompt_toolkit/renderer.py", line 391, in render
    size = output.get_size()
  File "/Users/bussonniermatthias/dev/prompt_toolkit/prompt_toolkit/terminal/vt100_output.py", line 359, in get_size
    rows, columns = _get_size(stdout.fileno())
  File "/Users/bussonniermatthias/dev/prompt_toolkit/prompt_toolkit/terminal/vt100_output.py", line 317, in _get_size
    fcntl.ioctl(fileno, termios.TIOCGWINSZ, buf, True)
OSError: [Errno 25] Inappropriate ioctl for device

If you suspect this is an IPython bug, please report it at:
    https://github.com/ipython/ipython/issues
or send an email to the mailing list at ipython-dev@scipy.org

You can print a more detailed traceback right now with "%tb", or use "%debug"
to interactively debug it.

Extra-detailed tracebacks for bug-reporting purposes can be enabled via:
    %config Application.verbose_crash=True

(rootenv)~/test$ cat foo
Python 3.5.1 |Anaconda custom (x86_64)| (default, Dec  7 2015, 11:24:55)
Type "copyright", "credits" or "license" for more information.

IPython 5.0.0.dev -- An enhanced Interactive Python.
?         -> Introduction and overview of IPython's features.
%quickref -> Quick reference.
help      -> Python's own help system.
object?   -> Details about 'object', use 'object??' for extra details.

^[[51;1R(rootenv)~/test$ cat foo
Python 3.5.1 |Anaconda custom (x86_64)| (default, Dec  7 2015, 11:24:55)
Type "copyright", "credits" or "license" for more information.

IPython 5.0.0.dev -- An enhanced Interactive Python.
?         -> Introduction and overview of IPython's features.
%quickref -> Quick reference.
help      -> Python's own help system.
object?   -> Details about 'object', use 'object??' for extra details.

PermissionError: [Errno 1] Operation not permitted
^[[51;1R
[4]+  Stopped                 xonsh
Matthiass-MacBook-Pro:test bussonniermatthias$ fg
xonsh
(rootenv)~/test$
Traceback (most recent call last):
  File "/Users/bussonniermatthias/anaconda/bin/xonsh", line 9, in <module>
    load_entry_point('xonsh', 'console_scripts', 'xonsh')()
  File "/Users/bussonniermatthias/dev/xonsh/xonsh/main.py", line 254, in main
    shell.cmdloop()
  File "/Users/bussonniermatthias/dev/xonsh/xonsh/ptk/shell.py", line 115, in cmdloop
    line = self.singleline(auto_suggest=auto_suggest)
  File "/Users/bussonniermatthias/dev/xonsh/xonsh/ptk/shell.py", line 84, in singleline
    line = self.prompter.prompt(**prompt_args)
  File "/Users/bussonniermatthias/dev/xonsh/xonsh/ptk/shortcuts.py", line 109, in prompt
    document = cli.run(reset_current_buffer=False)
  File "/Users/bussonniermatthias/dev/prompt_toolkit/prompt_toolkit/interface.py", line 383, in run
    with self.input.raw_mode():
  File "/Users/bussonniermatthias/dev/prompt_toolkit/prompt_toolkit/terminal/vt100_input.py", line 415, in __enter__
    termios.tcsetattr(self.fileno, termios.TCSANOW, newattr)
termios.error: (4, 'Interrupted system call')
Matthiass-MacBook-Pro:test bussonniermatthias$