[Magento 2.2.1] bin/magento setup:upgrade: «file_get_contents(file://): failed to open stream: No such file or directory» in JsonSchema\Uri\UriRetriever.php(189)

file_get_contents(file://): failed to open stream: No such file or directory#0 vendor\justinrainbow\json-schema\src\JsonSchema\Uri\UriRetriever.php(189): JsonSchema\Uri\Retrievers\FileGetContents->retrieve('file://')
#1 vendor\justinrainbow\json-schema\src\JsonSchema\Uri\UriRetriever.php(162): JsonSchema\Uri\UriRetriever->loadSchema('file://')
#2 vendor\justinrainbow\json-schema\src\JsonSchema\SchemaStorage.php(52): JsonSchema\Uri\UriRetriever->retrieve('file://')
#3 vendor\justinrainbow\json-schema\src\JsonSchema\SchemaStorage.php(115): JsonSchema\SchemaStorage->addSchema('file://')
#4 vendor\justinrainbow\json-schema\src\JsonSchema\SchemaStorage.php(138): JsonSchema\SchemaStorage->getSchema('file://')
#5 vendor\justinrainbow\json-schema\src\JsonSchema\SchemaStorage.php(162): JsonSchema\SchemaStorage->resolveRef('file://#/defini...')
#6 vendor\justinrainbow\json-schema\src\JsonSchema\Constraints\Constraint.php(121): JsonSchema\SchemaStorage->resolveRefSchema(Object(stdClass))
#7 vendor\justinrainbow\json-schema\src\JsonSchema\Constraints\ObjectConstraint.php(145): JsonSchema\Constraints\Constraint->checkUndefined(Object(JsonSchema\Constraints\UndefinedConstraint), Object(stdClass), Object(JsonSchema\Entity\JsonPointer), 'authors', false)
#8 vendor\justinrainbow\json-schema\src\JsonSchema\Constraints\ObjectConstraint.php(47): JsonSchema\Constraints\ObjectConstraint->validateProperties(Object(stdClass), Object(stdClass), Object(JsonSchema\Entity\JsonPointer))
#9 vendor\justinrainbow\json-schema\src\JsonSchema\Constraints\Constraint.php(88): JsonSchema\Constraints\ObjectConstraint->check(Object(stdClass), Object(stdClass), Object(JsonSchema\Entity\JsonPointer), Object(stdClass), true, NULL, Array)
#10 vendor\justinrainbow\json-schema\src\JsonSchema\Constraints\UndefinedConstraint.php(80): JsonSchema\Constraints\Constraint->checkObject(Object(stdClass), Object(stdClass), Object(JsonSchema\Entity\JsonPointer), Object(stdClass), true, NULL, Array)
#11 vendor\justinrainbow\json-schema\src\JsonSchema\Constraints\UndefinedConstraint.php(51): JsonSchema\Constraints\UndefinedConstraint->validateTypes(Object(stdClass), Object(stdClass), Object(JsonSchema\Entity\JsonPointer), NULL)
#12 vendor\justinrainbow\json-schema\src\JsonSchema\Constraints\Constraint.php(121): JsonSchema\Constraints\UndefinedConstraint->check(Object(stdClass), Object(stdClass), Object(JsonSchema\Entity\JsonPointer), NULL, false)
#13 vendor\justinrainbow\json-schema\src\JsonSchema\Constraints\SchemaConstraint.php(93): JsonSchema\Constraints\Constraint->checkUndefined(Object(stdClass), Object(stdClass), NULL, NULL)
#14 vendor\justinrainbow\json-schema\src\JsonSchema\Validator.php(67): JsonSchema\Constraints\SchemaConstraint->check(Object(stdClass), Object(stdClass))
#15 vendor\justinrainbow\json-schema\src\JsonSchema\Validator.php(82): JsonSchema\Validator->validate(Object(stdClass), Object(stdClass))
#16 vendor\composer\composer\src\Composer\Json\JsonFile.php(174): JsonSchema\Validator->check(Object(stdClass), Object(stdClass))
#17 vendor\composer\composer\src\Composer\Factory.php(287): Composer\Json\JsonFile->validateSchema(1)
#18 vendor\composer\composer\src\Composer\Factory.php(569): Composer\Factory->createComposer(Object(Composer\IO\BufferIO), 'C:\\work\\mage2.p...', false)
#19 lib\internal\Magento\Framework\Composer\ComposerFactory.php(47): Composer\Factory::create(Object(Composer\IO\BufferIO), 'C:\\work\\mage2.p...')
#20 lib\internal\Magento\Framework\Composer\ComposerInformation.php(362): Magento\Framework\Composer\ComposerFactory->create()
#21 lib\internal\Magento\Framework\Composer\ComposerInformation.php(375): Magento\Framework\Composer\ComposerInformation->getComposer()
#22 lib\internal\Magento\Framework\Composer\ComposerInformation.php(242): Magento\Framework\Composer\ComposerInformation->getLocker()
#23 lib\internal\Magento\Framework\App\ProductMetadata.php(104): Magento\Framework\Composer\ComposerInformation->getSystemPackages()
#24 lib\internal\Magento\Framework\App\ProductMetadata.php(65): Magento\Framework\App\ProductMetadata->getSystemPackageVersion()
#25 lib\internal\Magento\Framework\Console\Cli.php(91): Magento\Framework\App\ProductMetadata->getVersion()
#26 bin\magento(22): Magento\Framework\Console\Cli->__construct('Magento CLI')
#27 {main}

A workaround

Comment the following line out: