pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1655-HomecomingDance.ps) >>/Users/jc/w/tmp/Tune-1655-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scotland/HomecomingDance.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_16556.log 273090 Log file, useful mostly for debugging
Coll_16558.log 672113 Log file, useful mostly for debugging
Find_16557.log 1527 Log file, useful mostly for debugging
Tune-1655-HomecomingDance.abc 1743 ABC music file with the extracted tune(s)
Tune-1655-HomecomingDance.ps 45739 PostScript
Tune-1655-HomecomingDance.txt 1743 Plain-text file with the extracted tune(s)
Tune-1655-get.log 4931 Log file, useful mostly for debugging
Tune-16552-get.log 1278 Log file, useful mostly for debugging
These files should be available for 24 hours.