pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5017-CR30.ps) >>/Users/jc/w/tmp/Tune-5017-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Contra/CR30.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_50179.log 315240 Log file, useful mostly for debugging
Tune-5017-CR30.abc 1829 ABC music file with the extracted tune(s)
Tune-5017-CR30.ps 44280 PostScript
Tune-5017-CR30.txt 1829 Plain-text file with the extracted tune(s)
Tune-5017-get.log 4267 Log file, useful mostly for debugging
Tune-50171-get.log 4492 Log file, useful mostly for debugging
Tune-50172-get.log 6929 Log file, useful mostly for debugging
Tune-50176-PaddyOCarrolsJig.abc 469 ABC music file with the extracted tune(s)
Tune-50176-PaddyOCarrolsJig.ps 34297 PostScript
Tune-50176-PaddyOCarrolsJig.txt 469 Plain-text file with the extracted tune(s)
Tune-50176-get.log 4698 Log file, useful mostly for debugging
Tune-50177-get.log 1494 Log file, useful mostly for debugging
Tune-50178-get.log 3522 Log file, useful mostly for debugging
Tune-50179-get.log 3510 Log file, useful mostly for debugging
These files should be available for 24 hours.