Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/waifs/Remick.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1239-Remick.ps) >>/Users/jc/w/tmp/Tune-1239-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/waifs/Remick.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-1239-Remick.abc 144 ABC music file with the extracted tune(s)
Tune-1239-Remick.ps 6 PostScript
Tune-1239-Remick.txt 144 Plain-text file with the extracted tune(s)
Tune-1239-get.log 5741 Log file, useful mostly for debugging
Tune-12391-get.log 1400 Log file, useful mostly for debugging
Tune-12395-get.log 1400 Log file, useful mostly for debugging
Tune-12397-get.log 1398 Log file, useful mostly for debugging
Tune-12398-get.log 2859 Log file, useful mostly for debugging
Tune-12399-10844_Cotillion_No_8_tune_6.abc 1051 ABC music file with the extracted tune(s)
Tune-12399-10844_Cotillion_No_8_tune_6.txt 1051 Plain-text file with the extracted tune(s)
Tune-12399-RubTheBagJig.abc 531 ABC music file with the extracted tune(s)
Tune-12399-RubTheBagJig.pdf 16568 Portable Data Format
Tune-12399-RubTheBagJig.ps 36471 PostScript
Tune-12399-RubTheBagJig.txt 531 Plain-text file with the extracted tune(s)
Tune-12399-get.log 10464 Log file, useful mostly for debugging
These files should be available for 24 hours.