guards.erl:100: The variable _ can never match since previous clauses completely covered the type {'true','true'}
guards.erl:111: The pattern {_, _} can never match since previous clauses completely covered the type {'false',boolean()} | {'true',boolean()}
guards.erl:122: The pattern {_, _} can never match since previous clauses completely covered the type {'false',boolean()} | {'true',boolean()}
guards.erl:129: Function t15_a/0 has no local return
guards.erl:129: The call guards:t15('a') will never return since it differs in the 1st argument from the success typing arguments: ('b')
guards.erl:129: The call guards:t15('c') will never return since it differs in the 1st argument from the success typing arguments: ('b')
guards.erl:136: Function t16_a/0 has no local return
guards.erl:136: The call guards:t16('a') will never return since it differs in the 1st argument from the success typing arguments: ('b')
guards.erl:136: The call guards:t16('c') will never return since it differs in the 1st argument from the success typing arguments: ('b')
guards.erl:55: Function t5/1 has no local return
guards.erl:55: Guard test is_integer(A::atom()) can never succeed
guards.erl:59: Function t6/1 has no local return
guards.erl:59: Guard test is_integer(A::atom()) can never succeed
guards.erl:67: The call guards:t7({42}) will never return since it differs in the 1st argument from the success typing arguments: (atom() | integer())
guards.erl:75: The call guards:t8({42}) will never return since it differs in the 1st argument from the success typing arguments: (atom() | integer())
guards.erl:92: The variable _ can never match since previous clauses completely covered the type {'true','true'}