implements 0.13.0

Macro to answer the question: does it implement a trait?
Documentation 
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// #![ cfg_attr( docsrs, feature( doc_cfg ) ) ]
// #![ cfg_attr( feature = "nightly", feature( type_name_of_val ) ) ]
#![ cfg_attr( feature = "nightly", feature( trace_macros ) ) ]
#![ cfg_attr( feature = "nightly", feature( meta_idents_concat ) ) ]
// qqq : this feature is generated by build.rs file, but chec does it work properly. should wanring be silented?
// explain how you verify that solution is correct

// use test_tools::exposed::*;

use implements as the_module;
mod inc;