24 lines
585 B
Text
24 lines
585 B
Text
/--
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info: 12776324570088369205
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-/
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#guard_msgs in
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#eval (123456789012345678901).toUInt64
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/--
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info: 12776324570088369205
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-/
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#guard_msgs in
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#eval (123456789012345678901).toUInt64.toNat
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/--
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error: application type mismatch
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Lean.ofReduceBool false._nativeDecide_1 true (Eq.refl true)
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argument has type
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true = true
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but function has type
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Lean.reduceBool false._nativeDecide_1 = true → false._nativeDecide_1 = true
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-/
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#guard_msgs in
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theorem false : False := by
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have : (123456789012345678901).toUInt64.toNat = 123456789012345678901 := by native_decide
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simp [Nat.toUInt64] at this
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