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<?php abstract class Base { abstract public function setConfiguration(?array $configuration); } class D10Implementation extends Base { public function setConfiguration($configuration) {} } class D11Implementation extends Base { public function setConfiguration(array $configuration) {} }
Output for git.master_jit, git.master, rfc.property-hooks
Fatal error: Declaration of D11Implementation::setConfiguration(array $configuration) must be compatible with Base::setConfiguration(?array $configuration) in /in/b499d on line 12
Process exited with code 255.

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