#!/usr/bin/env php
Warning: Composer should be invoked via the CLI version of PHP, not the apache2handler SAPI
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<b>Warning</b>:  Undefined array key "argv" in <b>phar:///var/www/html/backend-box/composer.phar/bin/composer</b> on line <b>82</b><br />
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<b>Warning</b>:  Trying to access array offset on null in <b>phar:///var/www/html/backend-box/composer.phar/bin/composer</b> on line <b>82</b><br />
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<b>Deprecated</b>:  realpath(): Passing null to parameter #1 ($path) of type string is deprecated in <b>phar:///var/www/html/backend-box/composer.phar/bin/composer</b> on line <b>82</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Application::run(): Implicitly marking parameter $input as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Application.php</b> on line <b>137</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Application::run(): Implicitly marking parameter $output as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Application.php</b> on line <b>137</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Application::all(): Implicitly marking parameter $namespace as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Application.php</b> on line <b>779</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Application::extractNamespace(): Implicitly marking parameter $limit as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Application.php</b> on line <b>1134</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Formatter\OutputFormatterStyle::__construct(): Implicitly marking parameter $foreground as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Formatter/OutputFormatterStyle.php</b> on line <b>36</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Formatter\OutputFormatterStyle::__construct(): Implicitly marking parameter $background as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Formatter/OutputFormatterStyle.php</b> on line <b>36</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Formatter\OutputFormatterStyle::setForeground(): Implicitly marking parameter $color as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Formatter/OutputFormatterStyle.php</b> on line <b>44</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Formatter\OutputFormatterStyle::setBackground(): Implicitly marking parameter $color as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Formatter/OutputFormatterStyle.php</b> on line <b>52</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Formatter\OutputFormatterStyleInterface::setForeground(): Implicitly marking parameter $color as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Formatter/OutputFormatterStyleInterface.php</b> on line <b>24</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Formatter\OutputFormatterStyleInterface::setBackground(): Implicitly marking parameter $color as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Formatter/OutputFormatterStyleInterface.php</b> on line <b>29</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Formatter\OutputFormatterStyleStack::__construct(): Implicitly marking parameter $emptyStyle as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Formatter/OutputFormatterStyleStack.php</b> on line <b>29</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Formatter\OutputFormatterStyleStack::pop(): Implicitly marking parameter $style as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Formatter/OutputFormatterStyleStack.php</b> on line <b>58</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Output\ConsoleOutput::__construct(): Implicitly marking parameter $decorated as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Output/ConsoleOutput.php</b> on line <b>40</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Output\ConsoleOutput::__construct(): Implicitly marking parameter $formatter as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Output/ConsoleOutput.php</b> on line <b>40</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Output\StreamOutput::__construct(): Implicitly marking parameter $decorated as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Output/StreamOutput.php</b> on line <b>42</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Output\StreamOutput::__construct(): Implicitly marking parameter $formatter as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Output/StreamOutput.php</b> on line <b>42</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Output\Output::__construct(): Implicitly marking parameter $formatter as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Output/Output.php</b> on line <b>40</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Input\ArgvInput::__construct(): Implicitly marking parameter $argv as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>46</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Input\ArgvInput::__construct(): Implicitly marking parameter $definition as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>46</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Input\Input::__construct(): Implicitly marking parameter $definition as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Input/Input.php</b> on line <b>36</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Helper\HelperSet::set(): Implicitly marking parameter $alias as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Helper/HelperSet.php</b> on line <b>40</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Helper\HelperSet::setCommand(): Implicitly marking parameter $command as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Helper/HelperSet.php</b> on line <b>79</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Helper\Helper::setHelperSet(): Implicitly marking parameter $helperSet as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Helper/Helper.php</b> on line <b>29</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Helper\Helper::substr(): Implicitly marking parameter $length as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Helper/Helper.php</b> on line <b>99</b><br />
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<b>Deprecated</b>:  Symfony\Component\Console\Helper\HelperInterface::setHelperSet(): Implicitly marking parameter $helperSet as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/console/Helper/HelperInterface.php</b> on line <b>24</b><br />
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<b>Deprecated</b>:  Composer\Pcre\Preg::replace(): Implicitly marking parameter $count as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/composer/pcre/src/Preg.php</b> on line <b>111</b><br />
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<b>Deprecated</b>:  Composer\Pcre\Preg::replaceCallback(): Implicitly marking parameter $count as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/composer/pcre/src/Preg.php</b> on line <b>135</b><br />
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<b>Deprecated</b>:  Composer\Pcre\Preg::replaceCallbackArray(): Implicitly marking parameter $count as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/composer/pcre/src/Preg.php</b> on line <b>163</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\BaseConstraint::__construct(): Implicitly marking parameter $factory as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/BaseConstraint.php</b> on line <b>41</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\BaseConstraint::addError(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/BaseConstraint.php</b> on line <b>46</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\BaseConstraint::addError(): Implicitly marking parameter $more as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/BaseConstraint.php</b> on line <b>46</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\Factory::__construct(): Implicitly marking parameter $schemaStorage as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/Factory.php</b> on line <b>76</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\Factory::__construct(): Implicitly marking parameter $uriRetriever as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/Factory.php</b> on line <b>76</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\Constraint::incrementPath(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/Constraint.php</b> on line <b>42</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\Constraint::checkArray(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/Constraint.php</b> on line <b>68</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\Constraint::checkObject(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/Constraint.php</b> on line <b>86</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\Constraint::checkType(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/Constraint.php</b> on line <b>103</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\Constraint::checkUndefined(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/Constraint.php</b> on line <b>119</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\Constraint::checkString(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/Constraint.php</b> on line <b>136</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\Constraint::checkNumber(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/Constraint.php</b> on line <b>152</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\Constraint::checkEnum(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/Constraint.php</b> on line <b>168</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\Constraint::checkFormat(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/Constraint.php</b> on line <b>184</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\ConstraintInterface::addError(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/ConstraintInterface.php</b> on line <b>43</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\ConstraintInterface::addError(): Implicitly marking parameter $more as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/ConstraintInterface.php</b> on line <b>43</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\ConstraintInterface::check(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/ConstraintInterface.php</b> on line <b>64</b><br />
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<b>Deprecated</b>:  JsonSchema\SchemaStorage::__construct(): Implicitly marking parameter $uriRetriever as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/SchemaStorage.php</b> on line <b>19</b><br />
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<b>Deprecated</b>:  JsonSchema\SchemaStorage::__construct(): Implicitly marking parameter $uriResolver as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/SchemaStorage.php</b> on line <b>19</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\SchemaConstraint::check(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/SchemaConstraint.php</b> on line <b>31</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\UndefinedConstraint::check(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/UndefinedConstraint.php</b> on line <b>33</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\TypeConstraint::check(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/TypeConstraint.php</b> on line <b>42</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\ObjectConstraint::check(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/ObjectConstraint.php</b> on line <b>30</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\ObjectConstraint::validatePatternProperties(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/ObjectConstraint.php</b> on line <b>54</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\ObjectConstraint::validateElement(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/ObjectConstraint.php</b> on line <b>93</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\ObjectConstraint::validateProperties(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/ObjectConstraint.php</b> on line <b>135</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\ObjectConstraint::validateMinMaxConstraint(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/ObjectConstraint.php</b> on line <b>177</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\StringConstraint::check(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/StringConstraint.php</b> on line <b>25</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\FormatConstraint::check(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/FormatConstraint.php</b> on line <b>27</b><br />
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<b>Deprecated</b>:  JsonSchema\Constraints\EnumConstraint::check(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/EnumConstraint.php</b> on line <b>25</b><br />
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<b>Deprecated</b>:  Symfony\Component\String\UnicodeString::join(): Implicitly marking parameter $lastGlue as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/string/UnicodeString.php</b> on line <b>187</b><br />
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<b>Deprecated</b>:  Symfony\Component\String\UnicodeString::slice(): Implicitly marking parameter $length as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/string/UnicodeString.php</b> on line <b>267</b><br />
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<b>Deprecated</b>:  Symfony\Component\String\UnicodeString::splice(): Implicitly marking parameter $length as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/string/UnicodeString.php</b> on line <b>279</b><br />
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<b>Deprecated</b>:  Symfony\Component\String\UnicodeString::split(): Implicitly marking parameter $limit as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/string/UnicodeString.php</b> on line <b>298</b><br />
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<b>Deprecated</b>:  Symfony\Component\String\UnicodeString::split(): Implicitly marking parameter $flags as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/string/UnicodeString.php</b> on line <b>298</b><br />
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<b>Deprecated</b>:  Symfony\Component\String\AbstractUnicodeString::join(): Implicitly marking parameter $lastGlue as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/string/AbstractUnicodeString.php</b> on line <b>206</b><br />
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<b>Deprecated</b>:  Symfony\Component\String\AbstractString::join(): Implicitly marking parameter $lastGlue as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/string/AbstractString.php</b> on line <b>402</b><br />
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<b>Deprecated</b>:  Symfony\Component\String\AbstractString::slice(): Implicitly marking parameter $length as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/string/AbstractString.php</b> on line <b>480</b><br />
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<b>Deprecated</b>:  Symfony\Component\String\AbstractString::splice(): Implicitly marking parameter $length as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/string/AbstractString.php</b> on line <b>490</b><br />
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<b>Deprecated</b>:  Symfony\Component\String\AbstractString::split(): Implicitly marking parameter $limit as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/string/AbstractString.php</b> on line <b>495</b><br />
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<b>Deprecated</b>:  Symfony\Component\String\AbstractString::split(): Implicitly marking parameter $flags as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/string/AbstractString.php</b> on line <b>495</b><br />
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<b>Deprecated</b>:  Symfony\Component\String\AbstractString::toByteString(): Implicitly marking parameter $toEncoding as nullable is deprecated, the explicit nullable type must be used instead in <b>phar:///var/www/html/backend-box/composer.phar/vendor/symfony/string/AbstractString.php</b> on line <b>563</b><br />