anchor.diff:                                     ERROR
                              end
                      end},
  -         #{desc => "order (client) continue",
  +         #{desc => "order (client) continue (owner)",
              cmd  => fun(#{client := Client} = _State) ->
  -                           Client ! {continue, self()},
  +                           %% Client ! {continue, self()},
  +                           ev_continue(Client, owner),
                              ok
                      end},
            #{desc => "await (client) ready (2)",
              cmd  => fun(#{client := Client} = _State) ->
  -                           receive
  -                               {ready, Client} ->
  -                                   ok
  -                           end
  +                           %% receive
  +                           %%     {ready, Client} ->
  +                           %%         ok
  +                           %% end
  +                           ev_await_ready(Client, client, owner),
  +                           ok
                      end},
            #{desc => "verify self as controlling-process",
              cmd  => fun(#{sock := Sock} = _State) ->
  
positive.code:                    end},
           #{desc => "order (client) start",
             cmd  => fun(#{client := Client, sock := Sock} = _State) ->
                             Client ! {start, self(), Sock},
                             ok
                     end},
           #{desc => "await (client) ready (1)",
             cmd  => fun(#{client := Client} = _State) ->
                             receive
                                 {ready, Client} ->
                                     ok
                             end
                     end},
           #{desc => "attempt controlling-process transfer to client",
             cmd  => fun(#{client := Client, sock := Sock} = _State) ->
  
negative.code:                                    ERROR
                             end
                     end},
           #{desc => "announce ready (not owner)",
             cmd  => fun(#{tester := Tester} = _State) ->
                             ev_ready(Tester, not_owner),
                             %% Tester ! {ready, self()},
                             ok
                     end},
           #{desc => "await continue (owner)",
             cmd  => fun(#{tester := Tester} = _State) ->
                             %% receive
                             %%     {continue, Tester} ->
                             %%         ok
                             %% end
                             ev_await_continue(Tester, tester, owner),
                             ok
                     end},
           #{desc => "verify self as controlling-process",
             cmd  => fun(#{sock := Sock} = _State) ->
  