pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-76153-FLWRSFOR.ps) >>/Users/jc/w/tmp/Tune-76153-get.log 2>&1" returned status 256
http://back.numachi.com:8000/dtrad/abc/FLWRSFOR.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-76153-FLWRSFOR.abc 846 ABC music file with the extracted tune(s)
Tune-76153-FLWRSFOR.ps 39813 PostScript
Tune-76153-FLWRSFOR.txt 846 Plain-text file with the extracted tune(s)
Tune-76153-get.log 4542 Log file, useful mostly for debugging
These files should be available for 24 hours.