src/Id/IncrementingIdGenerator.php:11:5: MissingOverrideAttribute: Method Cucumber\Messages\Id\IncrementingIdGenerator::newid should have the "Override" attribute (see https://psalm.dev/358)

src/Id/UuidIdGenerator.php:14:5: MissingOverrideAttribute: Method Cucumber\Messages\Id\UuidIdGenerator::newid should have the "Override" attribute (see https://psalm.dev/358)

src/Id/UuidIdGenerator.php:14:30: InvalidNullableReturnType: The declared return type 'string' for Cucumber\Messages\Id\UuidIdGenerator::newId is not nullable, but 'null|string' contains null (see https://psalm.dev/144)

src/Id/UuidIdGenerator.php:38:16: NullableReturnStatement: The declared return type 'string' for Cucumber\Messages\Id\UuidIdGenerator::newId is not nullable, but the function returns 'null|string' (see https://psalm.dev/139)

src/Streams/NdJson/NdJsonStreamReader.php:19:5: MissingOverrideAttribute: Method Cucumber\Messages\Streams\NdJson\NdJsonStreamReader::envelopes should have the "Override" attribute (see https://psalm.dev/358)

src/Streams/NdJson/NdJsonStreamWriter.php:18:5: MissingOverrideAttribute: Method Cucumber\Messages\Streams\NdJson\NdJsonStreamWriter::writeenvelopes should have the "Override" attribute (see https://psalm.dev/358)

tests/AcceptanceTest.php:10:7: ClassMustBeFinal: Class AcceptanceTest is never extended and is not part of the public API, and thus must be made final. (see https://psalm.dev/361)

tests/AcceptanceTest.php:32:54: PossiblyFalseArgument: Argument 1 of Cucumber\Messages\Streams\NdJson\NdJsonStreamReader::fromFileHandle cannot be false, possibly resource value expected (see https://psalm.dev/104)

tests/AcceptanceTest.php:33:54: PossiblyFalseArgument: Argument 1 of Cucumber\Messages\Streams\NdJson\NdJsonStreamWriter::fromFileHandle cannot be false, possibly resource value expected (see https://psalm.dev/104)

tests/AcceptanceTest.php:37:16: PossiblyFalseArgument: Argument 1 of rewind cannot be false, possibly resource value expected (see https://psalm.dev/104)