pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3579-0812_GRAYS_REEL.ps) >>/Users/jc/w/tmp/Tune-3579-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/BostonCollection/0812_GRAYS_REEL.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Tune-3579-0812_GRAYS_REEL.abc 585 ABC music file with the extracted tune(s)
Tune-3579-0812_GRAYS_REEL.ps 35232 PostScript
Tune-3579-0812_GRAYS_REEL.txt 585 Plain-text file with the extracted tune(s)
Tune-3579-get.log 4927 Log file, useful mostly for debugging
Tune-35792-get.log 5036 Log file, useful mostly for debugging
These files should be available for 24 hours.