pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-40783-041_Hilton_Lodge.ps) >>/Users/jc/w/tmp/Tune-40783-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/WilliamCampbell/10thBook/041_Hilton_Lodge.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-40783-041_Hilton_Lodge.abc 1327 ABC music file with the extracted tune(s)
Tune-40783-041_Hilton_Lodge.ps 37968 PostScript
Tune-40783-041_Hilton_Lodge.txt 1327 Plain-text file with the extracted tune(s)
Tune-40783-get.log 14335 Log file, useful mostly for debugging
These files should be available for 24 hours.