Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/MusiciansCompanionP2/ViolaRuth_PWFT.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8787-ViolaRuth_PWFT.ps) >>/Users/jc/w/tmp/Tune-8787-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/MusiciansCompanionP2/ViolaRuth_PWFT.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_87879.log 167517 Log file, useful mostly for debugging
Tune-8787-ViolaRuth_PWFT.abc 167 ABC music file with the extracted tune(s)
Tune-8787-ViolaRuth_PWFT.ps 6 PostScript
Tune-8787-ViolaRuth_PWFT.txt 167 Plain-text file with the extracted tune(s)
Tune-8787-get.log 14647 Log file, useful mostly for debugging
Tune-87871-get.log 3706 Log file, useful mostly for debugging
Tune-87873-get.log 5203 Log file, useful mostly for debugging
Tune-87874-get.log 9916 Log file, useful mostly for debugging
Tune-87875-get.log 4764 Log file, useful mostly for debugging
Tune-87877-Alison_and_Bobbys_Farewell_to_the_Chase.abc 1619 ABC music file with the extracted tune(s)
Tune-87877-Alison_and_Bobbys_Farewell_to_the_Chase.txt 1619 Plain-text file with the extracted tune(s)
Tune-87877-get.log 8287 Log file, useful mostly for debugging
Tune-87878-get.log 6091 Log file, useful mostly for debugging
Tune-87879-get.log 4416 Log file, useful mostly for debugging
These files should be available for 24 hours.