pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-25562-falling_in_love_with_love.ps) >>/Users/jc/w/tmp/Tune-25562-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/jazz/falling_in_love_with_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
Coll_25562.log 258210 Log file, useful mostly for debugging
Tune-25562-falling_in_love_with_love.abc 1157 ABC music file with the extracted tune(s)
Tune-25562-falling_in_love_with_love.ps 42780 PostScript
Tune-25562-falling_in_love_with_love.txt 1157 Plain-text file with the extracted tune(s)
Tune-25562-get.log 4832 Log file, useful mostly for debugging
These files should be available for 24 hours.