pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8305-111_la_Chantilly.ps) >>/Users/jc/w/tmp/Tune-8305-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Stewart/SCAJMR/111_la_Chantilly.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-8305-111_la_Chantilly.abc 769 ABC music file with the extracted tune(s)
Tune-8305-111_la_Chantilly.ps 36818 PostScript
Tune-8305-111_la_Chantilly.txt 769 Plain-text file with the extracted tune(s)
Tune-8305-get.log 4614 Log file, useful mostly for debugging
Tune-83054-1765_Thompson.abc 14236 ABC music file with the extracted tune(s)
Tune-83054-1765_Thompson.ps 95443 PostScript
Tune-83054-1765_Thompson.txt 14236 Plain-text file with the extracted tune(s)
Tune-83054-get.log 13063 Log file, useful mostly for debugging
These files should be available for 24 hours.