pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8319-GypsyWeaver1.ps) >>/Users/jc/w/tmp/Tune-8319-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scotland/GypsyWeaver1.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_83197.log 281520 Log file, useful mostly for debugging
Find_83193.log 1741 Log file, useful mostly for debugging
Tune-8319-GypsyWeaver1.abc 2087 ABC music file with the extracted tune(s)
Tune-8319-GypsyWeaver1.ps 46399 PostScript
Tune-8319-GypsyWeaver1.txt 2087 Plain-text file with the extracted tune(s)
Tune-8319-get.log 4853 Log file, useful mostly for debugging
Tune-83196-get.log 4364 Log file, useful mostly for debugging
These files should be available for 24 hours.