CompilationErrors.dfy(6,25): Warning: This ensures clause is part of a bodyless method. Add the {:axiom} attribute to it or the enclosing method to suppress this warning
CompilationErrors.dfy(7,19): Warning: This ensures clause is part of a bodyless method. Add the {:axiom} attribute to it or the enclosing method to suppress this warning
CompilationErrors.dfy(19,32): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
CompilationErrors.dfy(20,26): Warning: This ensures clause is part of a bodyless function. Add the {:axiom} attribute to it or the enclosing function to suppress this warning
CompilationErrors.dfy(23,2): Warning: assume statement has no {:axiom} annotation
CompilationErrors.dfy(27,2): Warning: assume statement has no {:axiom} annotation
CompilationErrors.dfy(33,2): Warning: assume statement has no {:axiom} annotation
CompilationErrors.dfy(43,6): Warning: assume statement has no {:axiom} annotation
CompilationErrors.dfy(55,11): Warning: assume keyword in update-with-failure statement has no {:axiom} annotation
CompilationErrors.dfy(60,16): Warning: assume keyword in assign-such-that statement has no {:axiom} annotation
CompilationErrors.dfy(12,6): Warning: assume statement has no {:axiom} annotation
CompilationErrors.dfy(71,2): Warning: this loop has no body (loop frame: x)
CompilationErrors.dfy(73,2): Warning: this loop has no body (loop frame: i, x)
CompilationErrors.dfy(83,4): Warning: this loop has no body (loop frame: x)
CompilationErrors.dfy(85,4): Warning: this loop has no body (loop frame: i, x)

Dafny program verifier finished with 7 verified, 0 errors
CompilationErrors.dfy(7,7): Error: Method _module._default.P has no body so it cannot be compiled
CompilationErrors.dfy(20,9): Error: Function _module._default.H has no body so it cannot be compiled
CompilationErrors.dfy(71,2): Error: a loop without a body cannot be compiled
CompilationErrors.dfy(73,2): Error: a loop without a body cannot be compiled
CompilationErrors.dfy(83,4): Error: a loop without a body cannot be compiled
CompilationErrors.dfy(85,4): Error: a loop without a body cannot be compiled
CompilationErrors.dfy(4,5): Error: Abstract type ('_module.MyType') cannot be compiled; perhaps make it a type synonym or use :extern.
CompilationErrors.dfy(5,9): Error: iterator _module.Iter has no body
Translation was aborted because errors were found
