pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-42000-Little_and_Large.ps) >>/Users/jc/w/tmp/Tune-42000-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/OriginallyMine/Little_and_Large.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_42000.log 124973 Log file, useful mostly for debugging
Tune-42000-Little_and_Large.abc 932 ABC music file with the extracted tune(s)
Tune-42000-Little_and_Large.ps 36867 PostScript
Tune-42000-Little_and_Large.txt 932 Plain-text file with the extracted tune(s)
Tune-42000-get.log 4633 Log file, useful mostly for debugging
These files should be available for 24 hours.