pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6252-Christening_1286-D-16-4.ps) >>/Users/jc/w/tmp/Tune-6252-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ONeills/reel/Christening_1286-D-16-4.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-6252-Christening_1286-D-16-4.abc 474 ABC music file with the extracted tune(s)
Tune-6252-Christening_1286-D-16-4.ps 35677 PostScript
Tune-6252-Christening_1286-D-16-4.txt 474 Plain-text file with the extracted tune(s)
Tune-6252-get.log 4772 Log file, useful mostly for debugging
Tune-62522-get.log 4081 Log file, useful mostly for debugging
Tune-62529-get.log 3869 Log file, useful mostly for debugging
These files should be available for 24 hours.