pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5503-my_one_and_only_love.ps) >>/Users/jc/w/tmp/Tune-5503-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/jazz/my_one_and_only_love.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-5503-get.log 4634 Log file, useful mostly for debugging
Tune-5503-my_one_and_only_love.abc 1605 ABC music file with the extracted tune(s)
Tune-5503-my_one_and_only_love.ps 44008 PostScript
Tune-5503-my_one_and_only_love.txt 1605 Plain-text file with the extracted tune(s)
Tune-55035-get.log 8723 Log file, useful mostly for debugging
Tune-55036-24CountryDances_1770_Longman.abc 164 ABC music file with the extracted tune(s)
Tune-55036-24CountryDances_1770_Longman.ps 6 PostScript
Tune-55036-24CountryDances_1770_Longman.txt 164 Plain-text file with the extracted tune(s)
Tune-55036-get.log 10453 Log file, useful mostly for debugging
Tune-55038-get.log 4821 Log file, useful mostly for debugging
Tune-55039-OriginallyMine.abc 149 ABC music file with the extracted tune(s)
Tune-55039-OriginallyMine.ps 6 PostScript
Tune-55039-OriginallyMine.txt 149 Plain-text file with the extracted tune(s)
Tune-55039-get.log 4067 Log file, useful mostly for debugging
These files should be available for 24 hours.