pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-302-BishopofBangorsJigThe_PLFD1701_416.ps) >>/Users/jc/w/tmp/Tune-302-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Playford/BishopofBangorsJigThe_PLFD1701_416.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_3023.log 635581 Log file, useful mostly for debugging
Tune-302-BishopofBangorsJigThe_PLFD1701_416.abc 456 ABC music file with the extracted tune(s)
Tune-302-BishopofBangorsJigThe_PLFD1701_416.ps 33343 PostScript
Tune-302-BishopofBangorsJigThe_PLFD1701_416.txt 456 Plain-text file with the extracted tune(s)
Tune-302-get.log 5073 Log file, useful mostly for debugging
These files should be available for 24 hours.