pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-96325-064_Pretty_Cupid.ps) >>/Users/jc/w/tmp/Tune-96325-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/JohnTreat/GftF/064_Pretty_Cupid.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_96325.log 280115 Log file, useful mostly for debugging
Tune-96325-064_Pretty_Cupid.abc 585 ABC music file with the extracted tune(s)
Tune-96325-064_Pretty_Cupid.ps 32851 PostScript
Tune-96325-064_Pretty_Cupid.txt 585 Plain-text file with the extracted tune(s)
Tune-96325-get.log 4631 Log file, useful mostly for debugging
These files should be available for 24 hours.