pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-62275-Lads_of_Anwick.ps) >>/Users/jc/w/tmp/Tune-62275-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/NorthumbrianMinstrelsy/Lads_of_Anwick.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_62275.log 151853 Log file, useful mostly for debugging
Tune-62275-Lads_of_Anwick.abc 438 ABC music file with the extracted tune(s)
Tune-62275-Lads_of_Anwick.ps 36472 PostScript
Tune-62275-Lads_of_Anwick.txt 438 Plain-text file with the extracted tune(s)
Tune-62275-get.log 9722 Log file, useful mostly for debugging
These files should be available for 24 hours.