pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-62157-Ciribiribin_2_FG.ps) >>/Users/jc/w/tmp/Tune-62157-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Italy/Ciribiribin_2_FG.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-62157-Ciribiribin_2_FG.abc 3560 ABC music file with the extracted tune(s)
Tune-62157-Ciribiribin_2_FG.ps 49934 PostScript
Tune-62157-Ciribiribin_2_FG.txt 3560 Plain-text file with the extracted tune(s)
Tune-62157-get.log 4996 Log file, useful mostly for debugging
These files should be available for 24 hours.