The following error is encountered in OSX Catalina (and presumably newer versions):
ruby-2.7.2 - #extracting ruby-2.7.2 to /Users/ehyde/.rvm/src/ruby-2.7.2 - please wait
ruby-2.7.2 - #configuring - please wait
ruby-2.7.2 - #post-configuration - please wait
ruby-2.7.2 - #compiling - please wait
Error running '__rvm_make -j12',
please read /Users/ehyde/.rvm/log/1614189092_ruby-2.7.2/make.log
There has been an error while running make. Halting the installation.