pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8422-Sobolanul.ps) >>/Users/jc/w/tmp/Tune-8422-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Romania/Sobolanul.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_84226.log 309620 Log file, useful mostly for debugging
Coll_84227.log 544255 Log file, useful mostly for debugging
Coll_84228.log 25635 Log file, useful mostly for debugging
Coll_84229.log 679135 Log file, useful mostly for debugging
Tune-8422-Sobolanul.abc 871 ABC music file with the extracted tune(s)
Tune-8422-Sobolanul.ps 37598 PostScript
Tune-8422-Sobolanul.txt 871 Plain-text file with the extracted tune(s)
Tune-8422-get.log 9235 Log file, useful mostly for debugging
Tune-84220-get.log 5590 Log file, useful mostly for debugging
These files should be available for 24 hours.