pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-66867-Quarryman.ps) >>/Users/jc/w/tmp/Tune-66867-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scotland/Quarryman.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-66867-Quarryman.abc 2384 ABC music file with the extracted tune(s)
Tune-66867-Quarryman.ps 54142 PostScript
Tune-66867-Quarryman.txt 2384 Plain-text file with the extracted tune(s)
Tune-66867-get.log 4424 Log file, useful mostly for debugging
These files should be available for 24 hours.