pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-59954-my_heart_stood_still.ps) >>/Users/jc/w/tmp/Tune-59954-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/jazz/my_heart_stood_still.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-59954-get.log 10696 Log file, useful mostly for debugging
Tune-59954-my_heart_stood_still.abc 1743 ABC music file with the extracted tune(s)
Tune-59954-my_heart_stood_still.ps 41810 PostScript
Tune-59954-my_heart_stood_still.txt 1743 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.