pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4300-10373_TRIUMPH.ps) >>/Users/jc/w/tmp/Tune-4300-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Kohlers/10373_TRIUMPH.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_43000.log 134421 Log file, useful mostly for debugging
Coll_43001.log 260446 Log file, useful mostly for debugging
Coll_43006.log 263256 Log file, useful mostly for debugging
Form_43003.log 878 Log file, useful mostly for debugging
Form_43005.log 833 Log file, useful mostly for debugging
Tune-4300-10373_TRIUMPH.abc 557 ABC music file with the extracted tune(s)
Tune-4300-10373_TRIUMPH.ps 35016 PostScript
Tune-4300-10373_TRIUMPH.txt 557 Plain-text file with the extracted tune(s)
Tune-4300-get.log 262805 Log file, useful mostly for debugging
Tune-43000-get.log 43398 Log file, useful mostly for debugging
Tune-43001-get.log 5177 Log file, useful mostly for debugging
Tune-43006-get.log 5827 Log file, useful mostly for debugging
Tune-43009-get.log 6231 Log file, useful mostly for debugging
These files should be available for 24 hours.