pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1400-RachenicaForThree_B.ps) >>/Users/jc/w/tmp/Tune-1400-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Balkan/RachenicaForThree_B.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_14005.log 596244 Log file, useful mostly for debugging
Coll_14007.log 285735 Log file, useful mostly for debugging
Tune-1400-RachenicaForThree_B.abc 1667 ABC music file with the extracted tune(s)
Tune-1400-RachenicaForThree_B.ps 42971 PostScript
Tune-1400-RachenicaForThree_B.txt 1667 Plain-text file with the extracted tune(s)
Tune-1400-get.log 4588 Log file, useful mostly for debugging
These files should be available for 24 hours.