pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-74665-WATRTYNE.ps) >>/Users/jc/w/tmp/Tune-74665-get.log 2>&1" returned status 256
http://sniff.numachi.com/abc/WATRTYNE.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_74665.log 139782 Log file, useful mostly for debugging
Tune-74665-WATRTYNE.abc 180 ABC music file with the extracted tune(s)
Tune-74665-WATRTYNE.ps 33063 PostScript
Tune-74665-WATRTYNE.txt 180 Plain-text file with the extracted tune(s)
Tune-74665-get.log 4134 Log file, useful mostly for debugging
These files should be available for 24 hours.