Volta makes breath mark position wrong

[Arkhipenko Alexey]

% SORRY FOR LONG BUG REPORT! I COULDN'T MAKE IT SHORTER
% While score is taking 2 lanes, adding volta to measure 6 makes breath
sign in measure 6 move one note forward
% Screenshot of result: https://i.imgur.com/aqL5GS9.png
% Can be "fixed" by removing first voice or by removing volta

\version "2.18.2"
\language "english"

<<
\new Staff {
  \clef "treble" \key d \minor
  {
    d'1 e'1 f'1 g'1
    \glissando
    c''1 bf'1 c'' d'' e''
  }
}
\new Staff {
  \clef "bass" \key d \minor
  {
    r4 d4 e4 f4 g4 a4
    \breathe
    f4 g4 a4 c'4 d'4 c'4 bf4 d4 g4 f4 e4 c4 bf,4
    \breathe
    a,4 g,4 a,4 g,4
    \breathe
    \set Score.repeatCommands = #'((volta "1"))
    f,4 e,4 g,4 a,4 b,4 cs4
    \set Score.repeatCommands = #'((volta #f))
    e4 f4 e4 d1

  }
}
>>

Best regards,
Alexey Arkhipenko.
http://arkhipenko.weebly.com