ex_readme.p6 gives an Internal Error

[johnsaigle]

This example gives the following errors:

Internal Error: 'server returned no data'
  in block  at /Applications/Rakudo/share/perl6/site/sources/FD28A8E22DFE16B70B757D9981C7B6C25543060C (HTTP::UserAgent) line 259
  in any  at /Applications/Rakudo/share/perl6/site/precomp/F91BAB44DF15C5C298C627DD5E0F9D819ED79939.1517344679.60204/FD/FD28A8E22DFE16B70B757D9981C7B6C25543060C line 1
  in method new at /Applications/Rakudo/share/perl6/site/sources/DDDD4497B34FC81BC1F5FF467999BC4DA2FA1CEB (HTTP::Response) line 25
  in method get-response at /Applications/Rakudo/share/perl6/site/sources/FD28A8E22DFE16B70B757D9981C7B6C25543060C (HTTP::UserAgent) line 291
  in method request at /Applications/Rakudo/share/perl6/site/sources/FD28A8E22DFE16B70B757D9981C7B6C25543060C (HTTP::UserAgent) line 159
  in method get at /Applications/Rakudo/share/perl6/site/sources/FD28A8E22DFE16B70B757D9981C7B6C25543060C (HTTP::UserAgent) line 102
  in method get at /Applications/Rakudo/share/perl6/site/sources/FD28A8E22DFE16B70B757D9981C7B6C25543060C (HTTP::UserAgent) line 105
  in block <unit> at reporter.pl6 line 12

I'm using OS X Sierra.

Perl6 version:

perl6 -v
This is Rakudo Star version 2018.01 built on MoarVM version 2018.01
implementing Perl 6.c.