Unknown ruby interpreter version (do not know how to handle): asciidoctor-diagram

[marmalodak]

I wanted to install asciidoctor-diagram

❯ rvm install ruby-2.7.2
Searching for binary rubies, this might take some time.
No binary rubies available for: osx/11.2/x86_64/ruby-2.7.2.
Continuing with compilation. Please read 'rvm help mount' to get more information on binary rubies.
Checking requirements for osx.
Installing requirements for osx.
Updating system - please wait
Installing required packages: coreutils, libksba, zlib - please wait
Updating certificates bundle '/usr/local/etc/[email protected]/cert.pem'
mkdir: /usr/local/etc/[email protected]: Permission denied
mkdir -p "/usr/local/etc/[email protected]" failed, retrying with sudo
john password required for 'mkdir -p /usr/local/etc/[email protected]': 
and sudo mkdir worked
Requirements installation successful.
Installing Ruby from source to: /Users/john/.rvm/rubies/ruby-2.7.2, this may take a while depending on your cpu(s)...
ruby-2.7.2 - #downloading ruby-2.7.2, this may take a while depending on your connection...
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 14.0M  100 14.0M    0     0  4529k      0  0:00:03  0:00:03 --:--:-- 4529k
ruby-2.7.2 - #extracting ruby-2.7.2 to /Users/john/.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
ruby-2.7.2 - #installing - please wait
ruby-2.7.2 - #making binaries executable - please wait
Installed rubygems 3.1.4 is newer than 3.0.9 provided with installed ruby, skipping installation, use --force to force installation.
ruby-2.7.2 - #gemset created /Users/john/.rvm/gems/ruby-2.7.2@global
ruby-2.7.2 - #importing gemset /Users/john/.rvm/gemsets/global.gems - please wait
ruby-2.7.2 - #generating global wrappers - please wait
ruby-2.7.2 - #gemset created /Users/john/.rvm/gems/ruby-2.7.2
ruby-2.7.2 - #importing gemsetfile /Users/john/.rvm/gemsets/default.gems evaluated to empty gem list
ruby-2.7.2 - #generating default wrappers - please wait
ruby-2.7.2 - #adjusting #shebangs for (gem irb erb ri rdoc testrb rake).
Install of ruby-2.7.2 - #complete 
Ruby was built without documentation, to build it run: rvm docs generate-ri
❯ rvm use ruby-2.7 --default
Using /Users/john/.rvm/gems/ruby-2.7.2
❯ rvm install asciidoctor-diagram
Unknown ruby interpreter version (do not know how to handle): asciidoctor-diagram.
Already installed ruby-2.7.2.
To reinstall use:

    rvm reinstall ruby-2.7.2

Unknown ruby interpreter version (do not know how to handle): asciidoctor-diagram.

MacOS Big Sur.