This is not a surprise. Canadian cops are starting to resemble American cops in many, many distressing ways and this is just one of them.
They stop someone for no good reason, realize they fucked up, and then make up shit about the person to cover their own asses.
And then they wonder why people not only don't trust them but are also no longer interested in putting up with their shit.
See this topic for more information:
us-politics-f18/usa-police-misconduct-reports-t109913.html