lyrics notgoing with triplet

[info]

Hello-,
I expect the lyrics syllables to go with each note in the triplet  
figure but it won't in the following example- what has changed since I  
last did this?
Thanks-Jay

\version "2.12.3"
\header {
  title = "example"
  composer = "Jay Hamilton"
    copyright = \markup { \tiny \override #'(baseline-skip . 0.5)
\center-column
        {  "CC lic 2.5 some rights reserved Jay Hamilton 2010"
    "see http://creativecommons.org/licenses/by-nd/2.5/";
               } }
               }
#(ly:set-option 'delete-intermediate-files #t)
melody = \relative c'
{
\clef treble
\key c \major
\time 4/4
#(set-global-staff-size 30)
\override Staff.TimeSignature #' style = #' ()
r2. r8 g c4 g'2 bes4 \times 2/3 {a8 [f c]} g'2  r4
f d bes d c2. r8 g
\bar "|."
}
text = \lyricmode {
A great bird fell crash- ing to earth
un- touched by my hand
}
\score {
<<
\new Voice = "mel" { \autoBeamOff \melody }
\new Lyrics \lyricsto mel \text

> >

\layout {
\context { \RemoveEmptyStaffContext }
}
\midi { }
}