pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-73529-31B_PattyOnTheTurnpike_G.ps) >>/Users/jc/w/tmp/Tune-73529-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/HillCountryTunes/31B_PattyOnTheTurnpike_G.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-73529-10501.abc 900 ABC music file with the extracted tune(s)
Tune-73529-10501.pdf 16880 Portable Data Format
Tune-73529-10501.ps 34867 PostScript
Tune-73529-10501.txt 900 Plain-text file with the extracted tune(s)
Tune-73529-31B_PattyOnTheTurnpike_G.abc 539 ABC music file with the extracted tune(s)
Tune-73529-31B_PattyOnTheTurnpike_G.ps 33766 PostScript
Tune-73529-31B_PattyOnTheTurnpike_G.txt 539 Plain-text file with the extracted tune(s)
Tune-73529-get.log 10250 Log file, useful mostly for debugging
These files should be available for 24 hours.