pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1081-Waltz_SundayRiver.ps) >>/Users/jc/w/tmp/Tune-1081-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Contra/Waltz_SundayRiver.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_10818.log 391110 Log file, useful mostly for debugging
Tune-1081-Waltz_SundayRiver.abc 1275 ABC music file with the extracted tune(s)
Tune-1081-Waltz_SundayRiver.ps 41755 PostScript
Tune-1081-Waltz_SundayRiver.txt 1275 Plain-text file with the extracted tune(s)
Tune-1081-get.log 4600 Log file, useful mostly for debugging
Tune-10810-get.log 4159 Log file, useful mostly for debugging
Tune-10811-get.log 8856 Log file, useful mostly for debugging
Tune-10819-get.log 8700 Log file, useful mostly for debugging
These files should be available for 24 hours.