pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-78639-Phoenix.ps) >>/Users/jc/w/tmp/Tune-78639-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Playford/Phoenix.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-78639-KingsDelightThe_PLFD1665_180-001.svg 12254 Scalable Vector Graphics format
Tune-78639-KingsDelightThe_PLFD1665_180.abc 359 ABC music file with the extracted tune(s)
Tune-78639-KingsDelightThe_PLFD1665_180.txt 359 Plain-text file with the extracted tune(s)
Tune-78639-Phoenix.abc 349 ABC music file with the extracted tune(s)
Tune-78639-Phoenix.ps 33694 PostScript
Tune-78639-Phoenix.txt 349 Plain-text file with the extracted tune(s)
Tune-78639-get.log 8914 Log file, useful mostly for debugging
These files should be available for 24 hours.