pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5464-Pravo_SvaNokLeNado.ps) >>/Users/jc/w/tmp/Tune-5464-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Balkan/Pravo_SvaNokLeNado.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_54642.log 282925 Log file, useful mostly for debugging
Coll_54647.log 281520 Log file, useful mostly for debugging
Tune-5464-Pravo_SvaNokLeNado.abc 2172 ABC music file with the extracted tune(s)
Tune-5464-Pravo_SvaNokLeNado.ps 45814 PostScript
Tune-5464-Pravo_SvaNokLeNado.txt 2172 Plain-text file with the extracted tune(s)
Tune-5464-get.log 4509 Log file, useful mostly for debugging
These files should be available for 24 hours.