pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-81634-ReelSet2.ps) >>/Users/jc/w/tmp/Tune-81634-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/terrytraub.org/ReelSet2.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
Coll_81634.log 264789 Log file, useful mostly for debugging
Form_81634.log 851 Log file, useful mostly for debugging
Tune-81634-ReelSet2.abc 398 ABC music file with the extracted tune(s)
Tune-81634-ReelSet2.ps 34739 PostScript
Tune-81634-ReelSet2.txt 398 Plain-text file with the extracted tune(s)
Tune-81634-get.log 4389 Log file, useful mostly for debugging
These files should be available for 24 hours.