pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1994-2216_the_Jolly_Shepherds.ps) >>/Users/jc/w/tmp/Tune-1994-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Kerr/MM2/2216_the_Jolly_Shepherds.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-1994-2216_the_Jolly_Shepherds.abc 559 ABC music file with the extracted tune(s)
Tune-1994-2216_the_Jolly_Shepherds.ps 36703 PostScript
Tune-1994-2216_the_Jolly_Shepherds.txt 559 Plain-text file with the extracted tune(s)
Tune-1994-24CountryDances_1778_Thompson.abc 166 ABC music file with the extracted tune(s)
Tune-1994-24CountryDances_1778_Thompson.ps 6 PostScript
Tune-1994-24CountryDances_1778_Thompson.txt 166 Plain-text file with the extracted tune(s)
Tune-1994-get.log 9245 Log file, useful mostly for debugging
Tune-19943-24CountryDances_1808_Goulding_FTM.abc 170 ABC music file with the extracted tune(s)
Tune-19943-24CountryDances_1808_Goulding_FTM.ps 6 PostScript
Tune-19943-24CountryDances_1808_Goulding_FTM.txt 170 Plain-text file with the extracted tune(s)
Tune-19943-get.log 4595 Log file, useful mostly for debugging
Tune-19947-get.log 5257 Log file, useful mostly for debugging
These files should be available for 24 hours.