new Problem with Time-Sig

[Stefan Thomas]

Dear Lilypond-users,
I've got a new problem, concerning the TimeSig-Context.
I don't understand, why the Time-Signature takes so much space in this
example, when the bar starts with a rest.
How can I change it?
\version "2.12.1"
\include "compound.ly"
%taktarten
zwozwodrei = { \compoundMeter #'(2 2 3 8) }
dreizwozwo = { \compoundMeter #'(3 2 2 8 ) }

 notes = \new Staff { \clef bass   r8 a8 -. dis8 \< -> -. r8 g8 -> -. [ cis'8
    -. ] r8 \! | % 217
    c'8 -> -. \mf [ e8 -. ] r8 a8 -. dis8 ->
    -. [ r8 ais8 -. ] | % 218
    g8 -> -. r8 c'8 -. [ e8 -. ] r8 a8 -. [
    dis8 -. ] | % 219
 r8 ais8 -. [ g8 -. ] r8 f'8 -. b8 -> -. r8 }
 global = \new Staff {
        \zwozwodrei
         s8*21
         \dreizwozwo
 s8*7 }
 \score { <<
         \global
         \notes >> }
        
         \layout
{
         \context { \RemoveEmptyStaffContext }
         \context { \Score  \override VerticalAxisGroup #'remove-first = ##t }
          \context { \Score \consists "Text_spanner_engraver" }
         \context { \Score \consists  "Time_signature_engraver" }
       \context { \Score \override TimeSignature #'style = #'() }
       \context { \Score  \override TimeSignature #'break-align-symbol
= #'staff-bar }
        \context { \Score  \override TimeSignature #'break-align-symbol = ##f
\override TimeSignature #'X-offset: =
#ly:self-alignment-interface::x-aligned-on-self
                \override TimeSignature #'self-alignment-X = #0
 }
       % \context { \Voice \remove "Text_spanner_engraver" }
       \context { \Score \override TimeSignature #'self-alignment-X = #CENTER }
       \context { \Score  \override TimeSignature #'break-visibility =
#end-of-line-invisible }
       \context { \Score \override TimeSignature #'font-size = #3 }
        \context { \Score \override TimeSignature #'extra-offset =
#'(0 . 1.5) }
        \context { \Staff \remove "Time_signature_engraver" }
 }

compound.ly
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