pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1192-0261_COTILLONS_First_set.ps) >>/Users/jc/w/tmp/Tune-1192-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/BostonCollection/0261_COTILLONS_First_set.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-1192-0261_COTILLONS_First_set.abc 8873 ABC music file with the extracted tune(s)
Tune-1192-0261_COTILLONS_First_set.ps 53764 PostScript
Tune-1192-0261_COTILLONS_First_set.txt 8873 Plain-text file with the extracted tune(s)
Tune-1192-get.log 6066 Log file, useful mostly for debugging
Tune-11920-get.log 1390 Log file, useful mostly for debugging
Tune-11926-get.log 1374 Log file, useful mostly for debugging
These files should be available for 24 hours.