pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4023-Brick_Makers.ps) >>/Users/jc/w/tmp/Tune-4023-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Thompson/Brick_Makers.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-4023-Brick_Makers.abc 484 ABC music file with the extracted tune(s)
Tune-4023-Brick_Makers.ps 34372 PostScript
Tune-4023-Brick_Makers.txt 484 Plain-text file with the extracted tune(s)
Tune-4023-get.log 4469 Log file, useful mostly for debugging
Tune-40230-MSRPB.abc 143 ABC music file with the extracted tune(s)
Tune-40230-MSRPB.ps 6 PostScript
Tune-40230-MSRPB.txt 143 Plain-text file with the extracted tune(s)
Tune-40230-get.log 3896 Log file, useful mostly for debugging
Tune-40237-get.log 10418 Log file, useful mostly for debugging
Tune-40238-get.log 4587 Log file, useful mostly for debugging
These files should be available for 24 hours.