pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-78885-ReelDuPereBruneau.ps) >>/Users/jc/w/tmp/Tune-78885-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Contra/ReelDuPereBruneau.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_78885.log 353175 Log file, useful mostly for debugging
Tune-78885-ReelDuPereBruneau.abc 1145 ABC music file with the extracted tune(s)
Tune-78885-ReelDuPereBruneau.ps 43112 PostScript
Tune-78885-ReelDuPereBruneau.txt 1145 Plain-text file with the extracted tune(s)
Tune-78885-get.log 5052 Log file, useful mostly for debugging
These files should be available for 24 hours.