pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3196-EarlyFrost.ps) >>/Users/jc/w/tmp/Tune-3196-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/england/EarlyFrost.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_31965.log 1199230 Log file, useful mostly for debugging
Tune-3196-EarlyFrost.abc 691 ABC music file with the extracted tune(s)
Tune-3196-EarlyFrost.ps 35831 PostScript
Tune-3196-EarlyFrost.txt 691 Plain-text file with the extracted tune(s)
Tune-3196-get.log 4308 Log file, useful mostly for debugging
Tune-31962-get.log 6586 Log file, useful mostly for debugging
Tune-31966-get.log 1386 Log file, useful mostly for debugging
These files should be available for 24 hours.