Process completed with exit code 8.

Method Kiboko\Contract\Pipeline\ExtractingInterface::extract() has parameter $rejection with generic interface Kiboko\Contract\Pipeline\StepRejectionInterface but does not specify its types: Type

Method Kiboko\Contract\Pipeline\FlushableInterface::flush() has invalid return type Kiboko\Component\Bucket\EmptyResultBucket.

Method Kiboko\Contract\Pipeline\FlushableInterface::flush() return type with generic interface Kiboko\Contract\Bucket\ResultBucketInterface does not specify its types: Type

PHPDoc tag @return with type Kiboko\Component\Bucket\EmptyResultBucket|Kiboko\Contract\Bucket\ResultBucketInterface<Type of array|object> is not subtype of native type Kiboko\Contract\Bucket\ResultBucketInterface.

Method Kiboko\Contract\Pipeline\LoadingInterface::load() has parameter $rejection with generic interface Kiboko\Contract\Pipeline\StepRejectionInterface but does not specify its types: Type

Class Kiboko\Contract\Pipeline\NullStepRejection implements generic interface Kiboko\Contract\Pipeline\StepRejectionInterface but does not specify its types: Type

PHPDoc tag @param references unknown parameter: $coroutine

Template type OutputType of method Kiboko\Contract\Pipeline\PipelineRunnerInterface::run() is not referenced in a parameter.

Type void in generic type Kiboko\Contract\Bucket\ResultBucketInterface<void> in PHPDoc tag @return is not subtype of template type Type of array|object of interface Kiboko\Contract\Bucket\ResultBucketInterface.