laravel開発環境作成時composer updateでエラーが出ます

Question

前提・実現したいこと

composerでlaravel開発環境作っていましてvendorフォルダ内にautoload.phpがないとエラーが出てターミナルで composer updateしてautoloadファイル作成時に
Segmentation fault: 11
のエラーが出てautoloadファイルが作成されない状態です。
vendorフォルダの権限は777にしています

mac os 10.14.6
Composer version 2.1.8
php 7.4.21

発生している問題・エラーメッセージ

Loading composer repositories with package information
Updating dependencies
Nothing to modify in lock file
Installing dependencies from lock file (including require-dev)
Nothing to install, update or remove
Package jakub-onderka/php-console-color is abandoned, you should avoid using it. Use php-parallel-lint/php-console-color instead.
Package jakub-onderka/php-console-highlighter is abandoned, you should avoid using it. Use php-parallel-lint/php-console-highlighter instead.
Package fzaninotto/faker is abandoned, you should avoid using it. No replacement was suggested.
Package phpunit/php-token-stream is abandoned, you should avoid using it. No replacement was suggested.
Generating optimized autoload files
Segmentation fault: 11

Answer 1

Package jakub-onderka/php-console-color is abandoned, you should avoid using it. Use php-parallel-lint/php-console-color instead.
Package jakub-onderka/php-console-highlighter is abandoned, you should avoid using it. Use php-parallel-lint/php-console-highlighter instead.

エラーメッセージのこの部分を Google 翻訳してみてください。

Answer 2

composer installしてみた？

Comments

[wadada]

ご回答ありがとうございます
composer install時も
Generating optimized autoload files
Segmentation fault: 11
となります