pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8093-r.ps) >>/Users/jc/w/tmp/Tune-8093-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/atrilcoral.com/r.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_80930.log 64724 Log file, useful mostly for debugging
Coll_80935.log 64184 Log file, useful mostly for debugging
Coll_80936.log 270949 Log file, useful mostly for debugging
Tune-8093-get.log 4110 Log file, useful mostly for debugging
Tune-8093-r.abc 233 ABC music file with the extracted tune(s)
Tune-8093-r.ps 34650 PostScript
Tune-8093-r.txt 233 Plain-text file with the extracted tune(s)
Tune-80936-get.log 3182 Log file, useful mostly for debugging
These files should be available for 24 hours.