DeadUrl: version 0.6.3-r2: SRC_URI: 550 Failed to change directory.: ftp://nongnu.uib.no/pub/nongnu/guile-reader/guile-reader-0.6.3.tar.gz
  HttpsUrlAvailable: version 0.6.3-r2: SRC_URI: HTTPS url available: http://savannah.c3sl.ufpr.br/guile-reader/guile-reader-0.6.3.tar.gz -> https://savannah.c3sl.ufpr.br/guile-reader/guile-reader-0.6.3.tar.gz