Memory issue message from xcode

The app “MyProductAPP” has been killed by the operating system because it is using too much memory.

When I run my project the home view open with Google Map View after 2 min app crashed with above message, I try to check what's going on with xcode memory tools, I don't have any clue the reson and from where this crashed occured.

Please help me to know how will over this crashed

Memory issue message from xcode
 
 
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