install_package "rubinius-2.5.7" "https://github.com/rubinius/rubinius/releases/download/v2.5.7/rubinius-2.5.7.tar.bz2#8ba8e75835e6df38453f6b6f65bdd296abee2df89ce488e6cc914059b6e1b385" warn_eol rbx