Traceback (most recent call last):
  File "/var/pisi/libvirt/actions.py", line 41, in build
    shelltools.system("ninja")
  File "/usr/lib/pisilinux/pisi/actionsapi/shelltools.py", line 255, in system
    error(_("Command \"%s\" failed, return value was %d.") % (command, retValue))
  File "/usr/lib/pisilinux/pisi/actionsapi/__init__.py", line 27, in error
    raise Error(msg)
pisi.actionsapi.Error: Command "ninja" failed, return value was 11.
Action script error caught.
*** 1 error(s), 0 warning(s)
Program terminated.