pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7611-ColdAndRaw.ps) >>/Users/jc/w/tmp/Tune-7611-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/England/ColdAndRaw.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_7611.log 1334931 Log file, useful mostly for debugging
Coll_76111.log 285735 Log file, useful mostly for debugging
Coll_76112.log 1355991 Log file, useful mostly for debugging
Tune-7611-ColdAndRaw.abc 2618 ABC music file with the extracted tune(s)
Tune-7611-ColdAndRaw.ps 37268 PostScript
Tune-7611-ColdAndRaw.txt 2618 Plain-text file with the extracted tune(s)
Tune-7611-get.log 4804 Log file, useful mostly for debugging
Tune-76110-PiperAndThePenguin1-001.svg 35408 Scalable Vector Graphics format
Tune-76110-PiperAndThePenguin1.abc 1354 ABC music file with the extracted tune(s)
Tune-76110-PiperAndThePenguin1.txt 1354 Plain-text file with the extracted tune(s)
Tune-76110-get.log 4690 Log file, useful mostly for debugging
These files should be available for 24 hours.