pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1722-GatesOfEdinburgh2.ps) >>/Users/jc/w/tmp/Tune-1722-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scotland/GatesOfEdinburgh2.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_17222.log 282925 Log file, useful mostly for debugging
Coll_17227.log 140225 Log file, useful mostly for debugging
Coll_17229.log 285735 Log file, useful mostly for debugging
Tune-1722-GatesOfEdinburgh2.abc 1987 ABC music file with the extracted tune(s)
Tune-1722-GatesOfEdinburgh2.ps 48897 PostScript
Tune-1722-GatesOfEdinburgh2.txt 1987 Plain-text file with the extracted tune(s)
Tune-1722-get.log 5008 Log file, useful mostly for debugging
These files should be available for 24 hours.