composer将laravel 5.5更新为laravel 5.6会因更新依赖项（包括需要开发）而挂起

Question

我正在升级我的laravel项目到5.6。当前版本是5.5.44。我的作曲家文件如下。当我运行作曲家更新时，它只是显示加载作曲家存储库与包信息在终端中更新依赖项（包括需要开发）几个小时。会是什么这个问题是什么？

"require": {
        "php": ">=7.1.3",
        "fideloper/proxy": "~4.0",
        "laravel/framework": "5.6.*",
        "laravelcollective/html": "^5.7",
        "nesbot/carbon": "^1.33",
        "maximebf/debugbar": "~1.15.0",
        "barryvdh/laravel-debugbar": "^3.2",
        "yajra/laravel-datatables-oracle": "~6.0",
        "artem-schander/l5-modular": "dev-master",
        "intervention/image": "^2.3",
        "hesto/multi-auth": "^1.0",
        "laravel/cashier": "~7.0",
        "laravel-notification-channels/twilio": "^2.0",
        "guzzlehttp/guzzle": "^6.2",
        "laravel/socialite": "2.0.*",
        "barryvdh/laravel-snappy": "^0.4.3",
        "psr/simple-cache": "^1.0",
        "psr/container": "^1.0",
        "phpoffice/phpexcel": "^1.8",
        "phpoffice/phpspreadsheet": "^1.6",
        "doctrine/inflector": "^1.3",
        "symfony/translation": "^4.2"
    },
    "require-dev": {
        "fzaninotto/faker": "~1.4",
        "mockery/mockery": "0.9.*",
        "phpunit/phpunit": "^7.1.5",
        "symfony/css-selector": "3.1.*",
        "symfony/dom-crawler": "3.1.*",
        "filp/whoops": "~2.0"
    },



$ php artisan --version
Laravel Framework 5.5.44
$ composer update
Loading composer repositories with package information
Updating dependencies (including require-dev)

Answer 1

尝试删除废弃的包：

"phpoffice/phpexcel": "^1.8",