[22-May-2019 01:18:52 UTC] PHP Warning:  Declaration of WP_CLI\CoreUpgrader::download_package($package) should be compatible with WP_Upgrader::download_package($package, $check_signatures = false) in phar:///chroot/wp-cli/vendor/wp-cli/wp-cli/bin/wp-cli.phar/vendor/wp-cli/core-command/src/WP_CLI/CoreUpgrader.php on line 145
