pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8335-Fox_in_the_Dumps.ps) >>/Users/jc/w/tmp/Tune-8335-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Thompson/Fox_in_the_Dumps.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_83358.log 250083 Log file, useful mostly for debugging
Form_8335.log 950 Log file, useful mostly for debugging
Tune-8335-Fox_in_the_Dumps.abc 502 ABC music file with the extracted tune(s)
Tune-8335-Fox_in_the_Dumps.ps 34618 PostScript
Tune-8335-Fox_in_the_Dumps.txt 502 Plain-text file with the extracted tune(s)
Tune-8335-get.log 4624 Log file, useful mostly for debugging
Tune-83352-get.log 5414 Log file, useful mostly for debugging
Tune-83354-get.log 5099 Log file, useful mostly for debugging
Tune-83359-get.log 4589 Log file, useful mostly for debugging
These files should be available for 24 hours.