Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/TremontQuadrilles/ViolaRuth_Pioneer.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8058-ViolaRuth_Pioneer.ps) >>/Users/jc/w/tmp/Tune-8058-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/TremontQuadrilles/ViolaRuth_Pioneer.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_80586.log 629212 Log file, useful mostly for debugging
Coll_80589.log 149309 Log file, useful mostly for debugging
Tune-8058-ViolaRuth_Pioneer.abc 167 ABC music file with the extracted tune(s)
Tune-8058-ViolaRuth_Pioneer.ps 6 PostScript
Tune-8058-ViolaRuth_Pioneer.txt 167 Plain-text file with the extracted tune(s)
Tune-8058-get.log 9875 Log file, useful mostly for debugging
Tune-80580-get.log 5636 Log file, useful mostly for debugging
Tune-80581-get.log 4370 Log file, useful mostly for debugging
Tune-80582-get.log 3877 Log file, useful mostly for debugging
Tune-80583-get.log 5459 Log file, useful mostly for debugging
Tune-80586-get.log 3516 Log file, useful mostly for debugging
Tune-80587-get.log 4756 Log file, useful mostly for debugging
Tune-80588-get.log 4921 Log file, useful mostly for debugging
These files should be available for 24 hours.