pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-65675-Merry_Weaver_The_1.ps) >>/Users/jc/w/tmp/Tune-65675-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Thompson/Merry_Weaver_The_1.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-65675-Gallini_NewColl44Cot2.abc 157 ABC music file with the extracted tune(s)
Tune-65675-Gallini_NewColl44Cot2.pdf 2217 Portable Data Format
Tune-65675-Gallini_NewColl44Cot2.ps 6 PostScript
Tune-65675-Gallini_NewColl44Cot2.txt 157 Plain-text file with the extracted tune(s)
Tune-65675-Merry_Weaver_The_1.abc 583 ABC music file with the extracted tune(s)
Tune-65675-Merry_Weaver_The_1.ps 34982 PostScript
Tune-65675-Merry_Weaver_The_1.txt 583 Plain-text file with the extracted tune(s)
Tune-65675-get.log 13320 Log file, useful mostly for debugging
These files should be available for 24 hours.