2g. out/bin/lilypond ../input/regression/midi/key-initial.ly
Run that command a few times, in case it's just an occasional
problem.
It worked at second try:
address@hidden:~/lilypond-master/build$
out/bin/lilypond ../input/regression/midi/key-initial.ly
GNU LilyPond 2.15.4
Processing
`/home/fede/lilypond-master/build/out/share/lilypond/current/scm/../input/regression/midi/key-initial.ly'
Parsing...
Interpreting music...
Preprocessing graphical objects...throw from within critical section.
Annullato
address@hidden:~/lilypond-master/build$
out/bin/lilypond ../input/regression/midi/key-initial.ly
GNU LilyPond 2.15.4
Processing
`/home/fede/lilypond-master/build/out/share/lilypond/current/scm/../input/regression/midi/key-initial.ly'
Parsing...
Interpreting music...
Preprocessing graphical objects...
Interpreting music...
MIDI output to `key-initial.midi'...
Finding the ideal number of pages...
Fitting music on 1 page...
Drawing systems...
Layout output to `key-initial.ps'...
Converting to `./key-initial.pdf'...
success: Compilation successfully completed