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			13 lines
		
	
	
		
			293 B
		
	
	
	
		
			Rust
		
	
	
	
	
	
			
		
		
	
	
			13 lines
		
	
	
		
			293 B
		
	
	
	
		
			Rust
		
	
	
	
	
	
| struct Invariant<'a>(&'a mut &'a mut ());
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| 
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| trait Trait {
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|     fn hello(self_: Invariant<'_>) -> impl Sized + use<Self>;
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| }
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| 
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| impl Trait for () {
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|     fn hello(self_: Invariant<'_>) -> impl Sized + use<'_> {}
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|     //~^ ERROR return type captures more lifetimes than trait definition
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| }
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| 
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| fn main() {}
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