spec bellyflop

Shaynes-MacBook-Pro:crystal shayneoneill$ crystal spec -p
....                                                

Finished in 62.49 milliseconds
4 examples, 0 failures, 0 errors, 0 pending
Shaynes-MacBook-Pro:crystal shayneoneill$ crystal spec -p
Error in line 1: while requiring "./spec/spaceserver_spec.cr"

in spec/spaceserver_spec.cr:31: instantiating '(User | Nil)#should_not(Spec::BeNilExpectation)'

      user.should_not be_nil
           ^~~~~~~~~~

in /usr/local/Cellar/crystal/0.25.1/src/spec/expectations.cr:377: instantiating 'Spec::BeNilExpectation#negative_failure_message(User)'

        fail(expectation.negative_failure_message(self), file, line)
                         ^~~~~~~~~~~~~~~~~~~~~~~~

in /usr/local/Cellar/crystal/0.25.1/src/spec/expectations.cr:85: instantiating 'User#inspect()'

      "Expected: #{actual_value.inspect} not to be nil"
                                ^~~~~~~

in /usr/local/Cellar/crystal/0.25.1/src/object.cr:116: instantiating 'String:Class#build()'

    String.build do |io|
           ^~~~~

in /usr/local/Cellar/crystal/0.25.1/src/string.cr:268: instantiating 'String::Builder:Class#build(Int32)'

    String::Builder.build(capacity) do |builder|
                    ^~~~~

in /usr/local/Cellar/crystal/0.25.1/src/string.cr:268: instantiating 'String::Builder:Class#build(Int32)'

    String::Builder.build(capacity) do |builder|
                    ^~~~~

in /usr/local/Cellar/crystal/0.25.1/src/object.cr:116: instantiating 'String:Class#build()'

    String.build do |io|
           ^~~~~

in /usr/local/Cellar/crystal/0.25.1/src/object.cr:117: instantiating 'inspect(String::Builder)'

      inspect io
      ^~~~~~~

in /usr/local/Cellar/crystal/0.25.1/src/reference.cr:61: wrong number of arguments for 'Nil#to_s' (given 2, expected 0..1)
Overloads are:
 - Nil#to_s(io : IO)
 - Nil#to_s()
 - Object#to_s(io : IO)
 - Object#to_s()

    object_id.to_s(16, io)
              ^~~~