This .dv file, when run with:

ffmpeg -i imovie_dv_file_with_dup_audio_streams_segfaults_libfaac.dv -acodec libfaac \
	-vcodec libx264 test.mov

Segfaults on FreeBSD 7.0-BETA1

Other destination audio codecs work (libmp3lame, e.g.)