pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4473-Glen_Hornpipe-G-32-3.ps) >>/Users/jc/w/tmp/Tune-4473-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ONeills/hornpipe/Glen_Hornpipe-G-32-3.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_44730.log 527917 Log file, useful mostly for debugging
Coll_44735.log 695112 Log file, useful mostly for debugging
Coll_44736.log 271686 Log file, useful mostly for debugging
Coll_44739.log 532132 Log file, useful mostly for debugging
Tune-4473-Glen_Hornpipe-G-32-3.abc 527 ABC music file with the extracted tune(s)
Tune-4473-Glen_Hornpipe-G-32-3.ps 37842 PostScript
Tune-4473-Glen_Hornpipe-G-32-3.txt 527 Plain-text file with the extracted tune(s)
Tune-4473-get.log 4809 Log file, useful mostly for debugging
These files should be available for 24 hours.