pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5199-Weary_Maid-Am-16-1.ps) >>/Users/jc/w/tmp/Tune-5199-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ONeills/march/Weary_Maid-Am-16-1.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-5199-Weary_Maid-Am-16-1.abc 408 ABC music file with the extracted tune(s)
Tune-5199-Weary_Maid-Am-16-1.ps 33417 PostScript
Tune-5199-Weary_Maid-Am-16-1.txt 408 Plain-text file with the extracted tune(s)
Tune-5199-get.log 5294 Log file, useful mostly for debugging
Tune-51993-get.log 3262 Log file, useful mostly for debugging
Tune-51996-get.log 4318 Log file, useful mostly for debugging
Tune-51998-get.log 5690 Log file, useful mostly for debugging
These files should be available for 24 hours.