DeadUrl: version 0.20: HOMEPAGE: 429 Client Error: Too Many Requests for url: https://sibsim4.sourceforge.net/: http://sibsim4.sourceforge.net/
  DeadUrl: version 0.20: SRC_URI: HTTPSConnectionPool(host='downloads.sourceforge.net', port=443): Read timed out. (read timeout=5.0): https://downloads.sourceforge.net/sibsim4/SIBsim4-0.20.tar.gz
  DeadUrl: version 0.20: metadata.xml: remote-id: 429 Client Error: Too Many Requests for url: https://sourceforge.net/projects/sibsim4/