pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-22702-180_Oxonion_in_Town.ps) >>/Users/jc/w/tmp/Tune-22702-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Straight_Skillern/180_Oxonion_in_Town.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_22702.log 826 Log file, useful mostly for debugging
Tune-22702-180_Oxonion_in_Town.abc 769 ABC music file with the extracted tune(s)
Tune-22702-180_Oxonion_in_Town.ps 33475 PostScript
Tune-22702-180_Oxonion_in_Town.txt 769 Plain-text file with the extracted tune(s)
Tune-22702-get.log 9290 Log file, useful mostly for debugging
These files should be available for 24 hours.