pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-60644-early-morning-canon-349.ps) >>/Users/jc/w/tmp/Tune-60644-get.log 2>&1" returned status 256
http://archive.folx.org/tune/canon/early-morning-canon-349

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-60644-early-morning-canon-349.abc 528 ABC music file with the extracted tune(s)
Tune-60644-early-morning-canon-349.ps 37880 PostScript
Tune-60644-early-morning-canon-349.txt 528 Plain-text file with the extracted tune(s)
Tune-60644-get.log 5518 Log file, useful mostly for debugging
These files should be available for 24 hours.