laravelをherokuにデプロイできませ

前提・実現したいこと

herokuにlaravelでをデプロイしたいのですがうまくいきません
ビルドで何なエラーが出ているのかと思い調べ試してみましたがうまくいきませんでした
他に問題があるのかと思いましたがわかりませんでした
どなたかアドバイスをお願いします
git push heroku masterで以下のエラーメッセージが発生しました。

発生している問題・エラーメッセージ

git push heroku master
Enumerating objects: 196, done.
Counting objects: 100% (196/196), done.
Delta compression using up to 12 threads
Compressing objects: 100% (179/179), done.
Writing objects: 100% (196/196), 1.12 MiB | 727.00 KiB/s, done.
Total 196 (delta 35), reused 0 (delta 0)
remote: Compressing source files... done.
remote: Building source:
remote:
remote:  !     Warning: Multiple default buildpacks reported the ability to handle this app. The first buildpack in the list below will be used.
remote:                         Detected buildpacks: PHP,Node.js
remote:                         See https://devcenter.heroku.com/articles/buildpacks#buildpack-detect-order
remote: -----> PHP app detected
remote: -----> Bootstrapping...
remote: -----> Installing platform packages...
remote:        - php (7.3.6)
remote:        - ext-mbstring (bundled with php)
remote:        - apache (2.4.39)
remote:        - nginx (1.16.0)
remote: -----> Installing dependencies...
remote:        Composer version 1.8.6 2019-06-11 15:03:05
remote:        Loading composer repositories with package information
remote:        Installing dependencies from lock file
remote:        Package operations: 47 installs, 0 updates, 0 removals
remote:          - Installing doctrine/inflector (v1.3.0): Downloading (100%)
remote:          - Installing doctrine/lexer (1.0.2): Downloading (100%)
remote:          - Installing dragonmantank/cron-expression (v2.3.0): Downloading (100%)
remote:          - Installing erusev/parsedown (1.7.3): Downloading (100%)
remote:          - Installing symfony/polyfill-ctype (v1.11.0): Downloading (100%)
remote:          - Installing phpoption/phpoption (1.5.0): Downloading (100%)
remote:          - Installing vlucas/phpdotenv (v3.3.3): Downloading (100%)
remote:          - Installing symfony/css-selector (v4.3.1): Downloading (100%)
remote:          - Installing tijsverkoyen/css-to-inline-styles (2.2.1): Downloading (100%)
remote:          - Installing symfony/polyfill-php72 (v1.11.0): Downloading (100%)
remote:          - Installing symfony/polyfill-mbstring (v1.11.0): Downloading (100%)
remote:          - Installing symfony/var-dumper (v4.3.1): Downloading (100%)
remote:          - Installing symfony/routing (v4.3.1): Downloading (100%)
remote:          - Installing symfony/process (v4.3.1): Downloading (100%)
remote:          - Installing symfony/polyfill-php73 (v1.11.0): Downloading (100%)
remote:          - Installing symfony/polyfill-intl-idn (v1.11.0): Downloading (100%)
remote:          - Installing symfony/mime (v4.3.1): Downloading (100%)
remote:          - Installing symfony/http-foundation (v4.3.1): Downloading (100%)
remote:          - Installing symfony/event-dispatcher-contracts (v1.1.1): Downloading (100%)
remote:          - Installing symfony/event-dispatcher (v4.3.1): Downloading (100%)
remote:          - Installing psr/log (1.1.0): Downloading (100%)
remote:          - Installing symfony/debug (v4.3.1): Downloading (100%)
remote:          - Installing symfony/http-kernel (v4.3.1): Downloading (100%)
remote:          - Installing symfony/finder (v4.3.1): Downloading (100%)
remote:          - Installing symfony/service-contracts (v1.1.2): Downloading (100%)
remote:          - Installing symfony/console (v4.3.1): Downloading (100%)
remote:          - Installing symfony/polyfill-iconv (v1.11.0): Downloading (100%)
remote:          - Installing egulias/email-validator (2.1.8): Downloading (100%)
remote:          - Installing swiftmailer/swiftmailer (v6.2.1): Downloading (100%)
remote:          - Installing paragonie/random_compat (v9.99.99): Downloading (100%)
remote:          - Installing ramsey/uuid (3.8.0): Downloading (100%)
remote:          - Installing psr/simple-cache (1.0.1): Downloading (100%)
remote:          - Installing psr/container (1.0.0): Downloading (100%)
remote:          - Installing opis/closure (3.3.0): Downloading (100%)
remote:          - Installing symfony/translation-contracts (v1.1.2): Downloading (100%)
remote:          - Installing symfony/translation (v4.3.1): Downloading (100%)
remote:          - Installing nesbot/carbon (2.19.2): Downloading (100%)
remote:          - Installing monolog/monolog (1.24.0): Downloading (100%)
remote:          - Installing league/flysystem (1.0.52): Downloading (100%)
remote:          - Installing laravel/framework (v5.8.23): Downloading (100%)
remote:          - Installing fideloper/proxy (4.1.0): Downloading (100%)
remote:          - Installing jakub-onderka/php-console-color (v0.2): Downloading (100%)
remote:          - Installing nikic/php-parser (v4.2.2): Downloading (100%)
remote:          - Installing jakub-onderka/php-console-highlighter (v0.4): Downloading (100%)
remote:          - Installing dnoegel/php-xdg-base-dir (0.1): Downloading (100%)
remote:          - Installing psy/psysh (v0.9.9): Downloading (100%)
remote:          - Installing laravel/tinker (v1.0.8): Downloading (100%)
remote:        Generating optimized autoload files
remote:        > Illuminate\Foundation\ComposerScripts::postAutoloadDump
remote:        > @php artisan package:discover --ansi
remote:        Discovered Package: fideloper/proxy
remote:        Discovered Package: laravel/tinker
remote:        Discovered Package: nesbot/carbon
remote:        Package manifest generated successfully.
remote: -----> Preparing runtime environment...
remote: -----> Checking for additional extensions to install...
remote: -----> Discovering process types
remote:
remote:  !     Push failed: cannot parse Procfile.
remote:  !     Please try pushing again.
remote:  !     If the problem persists, see http://help.heroku.com/ and provide Request ID 53e3e34b-9816-90f2-4135-e49f8cd07845.
remote:
remote:
remote: Verifying deploy...
remote:
remote: !       Push rejected to arcane-shore-37760.
remote:
To https://git.heroku.com/arcane-shore-37760.git
 ! [remote rejected] master -> master (pre-receive hook declined)
error: failed to push some refs to 'https://git.heroku.com/arcane-shore-37760.git'