有个简单的错误：
Reading ./composer.json
Loading config file /root/.config/composer/config.json
Loading config file /root/.config/composer/auth.json
Loading config file ./composer.json
Checked CA file /etc/pki/ca-trust/extracted/pem/tls-ca-bundle.pem: valid
Failed to initialize global composer: Composer could not find the config file: /root/.config/composer/composer.json
To initialize a project, please create a composer.json file as described in the https://getcomposer.org/ "Getting Started" section
Running 1.9.1 (2019-11-01 17:20:17) with PHP 7.1.33 on Linux / 3.10.0-514.26.2.el7.x86_64
Reading ./composer.lock
Loading composer repositories with package information
Installing dependencies (including require-dev) from lock file
Reading ./composer.lock
Resolving dependencies through SAT
Dependency resolution completed in 0.000 seconds
Your requirements could not be resolved to an installable set of packages.
Problem 1
- This package requires php ^7.2.5 but your PHP version (7.1.33) does not satisfy that requirement.
Problem 2
- The requested PHP extension ext-fileinfo * is missing from your system. Install or enable PHP's fileinfo extension.
Problem 3
- Installation request for doctrine/dbal 2.10.2 -> satisfiable by doctrine/dbal[2.10.2].
- doctrine/dbal 2.10.2 requires php ^7.2 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 4
- Installation request for doctrine/inflector 2.0.3 -> satisfiable by doctrine/inflector[2.0.3].
- doctrine/inflector 2.0.3 requires php ^7.2 || ^8.0 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 5
- Installation request for doctrine/lexer 1.2.1 -> satisfiable by doctrine/lexer[1.2.1].
- doctrine/lexer 1.2.1 requires php ^7.2 || ^8.0 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 6
- Installation request for hashids/hashids 4.0.0 -> satisfiable by hashids/hashids[4.0.0].
- hashids/hashids 4.0.0 requires php ^7.2 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 7
- Installation request for laravel/framework v7.22.4 -> satisfiable by laravel/framework[v7.22.4].
- laravel/framework v7.22.4 requires php ^7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 8
- Installation request for laravel/tinker v2.4.1 -> satisfiable by laravel/tinker[v2.4.1].
- laravel/tinker v2.4.1 requires php ^7.2 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 9
- Installation request for laravel/ui v2.1.0 -> satisfiable by laravel/ui[v2.1.0].
- laravel/ui v2.1.0 requires php ^7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 10
- Installation request for league/flysystem 1.0.70 -> satisfiable by league/flysystem[1.0.70].
- league/flysystem 1.0.70 requires ext-fileinfo * -> the requested PHP extension fileinfo is missing from your system.
Problem 11
- Installation request for monolog/monolog 2.1.1 -> satisfiable by monolog/monolog[2.1.1].
- monolog/monolog 2.1.1 requires php >=7.2 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 12
- Installation request for psr/event-dispatcher 1.0.0 -> satisfiable by psr/event-dispatcher[1.0.0].
- psr/event-dispatcher 1.0.0 requires php >=7.2.0 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 13
- Installation request for ramsey/collection 1.0.1 -> satisfiable by ramsey/collection[1.0.1].
- ramsey/collection 1.0.1 requires php ^7.2 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 14
- Installation request for ramsey/uuid 4.1.0 -> satisfiable by ramsey/uuid[4.1.0].
- ramsey/uuid 4.1.0 requires php ^7.2 || ^8 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 15
- Installation request for symfony/console v5.1.3 -> satisfiable by symfony/console[v5.1.3].
- symfony/console v5.1.3 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 16
- Installation request for symfony/css-selector v5.1.3 -> satisfiable by symfony/css-selector[v5.1.3].
- symfony/css-selector v5.1.3 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 17
- Installation request for symfony/error-handler v5.1.5 -> satisfiable by symfony/error-handler[v5.1.5].
- symfony/error-handler v5.1.5 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 18
- Installation request for symfony/event-dispatcher v5.1.5 -> satisfiable by symfony/event-dispatcher[v5.1.5].
- symfony/event-dispatcher v5.1.5 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 19
- Installation request for symfony/event-dispatcher-contracts v2.1.3 -> satisfiable by symfony/event-dispatcher-contracts[v2.1.3].
- symfony/event-dispatcher-contracts v2.1.3 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 20
- Installation request for symfony/finder v5.1.3 -> satisfiable by symfony/finder[v5.1.3].
- symfony/finder v5.1.3 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 21
- Installation request for symfony/http-foundation v5.1.5 -> satisfiable by symfony/http-foundation[v5.1.5].
- symfony/http-foundation v5.1.5 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 22
- Installation request for symfony/http-kernel v5.1.5 -> satisfiable by symfony/http-kernel[v5.1.5].
- symfony/http-kernel v5.1.5 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 23
- Installation request for symfony/mime v5.1.3 -> satisfiable by symfony/mime[v5.1.3].
- symfony/mime v5.1.3 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 24
- Installation request for symfony/process v5.1.3 -> satisfiable by symfony/process[v5.1.3].
- symfony/process v5.1.3 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 25
- Installation request for symfony/routing v5.1.3 -> satisfiable by symfony/routing[v5.1.3].
- symfony/routing v5.1.3 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 26
- Installation request for symfony/service-contracts v2.1.3 -> satisfiable by symfony/service-contracts[v2.1.3].
- symfony/service-contracts v2.1.3 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 27
- Installation request for symfony/string v5.1.3 -> satisfiable by symfony/string[v5.1.3].
- symfony/string v5.1.3 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 28
- Installation request for symfony/translation v5.1.3 -> satisfiable by symfony/translation[v5.1.3].
- symfony/translation v5.1.3 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 29
- Installation request for symfony/translation-contracts v2.1.3 -> satisfiable by symfony/translation-contracts[v2.1.3].
- symfony/translation-contracts v2.1.3 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 30
- Installation request for symfony/var-dumper v5.1.5 -> satisfiable by symfony/var-dumper[v5.1.5].
- symfony/var-dumper v5.1.5 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 31
- Installation request for barryvdh/laravel-ide-helper v2.7.0 -> satisfiable by barryvdh/laravel-ide-helper[v2.7.0].
- barryvdh/laravel-ide-helper v2.7.0 requires php >=7.2 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 32
- Installation request for facade/ignition 2.3.5 -> satisfiable by facade/ignition[2.3.5].
- facade/ignition 2.3.5 requires php ^7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 33
- Installation request for mockery/mockery 1.4.1 -> satisfiable by mockery/mockery[1.4.1].
- mockery/mockery 1.4.1 requires php ^7.3 || ^8.0 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 34
- Installation request for nunomaduro/collision v4.2.0 -> satisfiable by nunomaduro/collision[v4.2.0].
- nunomaduro/collision v4.2.0 requires php ^7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 35
- Installation request for phpdocumentor/reflection-common 2.2.0 -> satisfiable by phpdocumentor/reflection-common[2.2.0].
- phpdocumentor/reflection-common 2.2.0 requires php ^7.2 || ^8.0 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 36
- Installation request for phpdocumentor/reflection-docblock 5.2.0 -> satisfiable by phpdocumentor/reflection-docblock[5.2.0].
- phpdocumentor/reflection-docblock 5.2.0 requires php ^7.2 || ^8.0 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 37
- Installation request for phpdocumentor/type-resolver 1.3.0 -> satisfiable by phpdocumentor/type-resolver[1.3.0].
- phpdocumentor/type-resolver 1.3.0 requires php ^7.2 || ^8.0 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 38
- Installation request for phpspec/prophecy 1.11.1 -> satisfiable by phpspec/prophecy[1.11.1].
- phpspec/prophecy 1.11.1 requires php ^7.2 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 39
- Installation request for phpunit/php-code-coverage 7.0.10 -> satisfiable by phpunit/php-code-coverage[7.0.10].
- phpunit/php-code-coverage 7.0.10 requires php ^7.2 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 40
- Installation request for phpunit/phpunit 8.5.8 -> satisfiable by phpunit/phpunit[8.5.8].
- phpunit/phpunit 8.5.8 requires php ^7.2 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 41
- Installation request for sebastian/global-state 3.0.0 -> satisfiable by sebastian/global-state[3.0.0].
- sebastian/global-state 3.0.0 requires php ^7.2 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 42
- Installation request for sebastian/type 1.1.3 -> satisfiable by sebastian/type[1.1.3].
- sebastian/type 1.1.3 requires php ^7.2 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 43
- Installation request for symfony/filesystem v5.1.3 -> satisfiable by symfony/filesystem[v5.1.3].
- symfony/filesystem v5.1.3 requires php >=7.2.5 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 44
- Installation request for theseer/tokenizer 1.2.0 -> satisfiable by theseer/tokenizer[1.2.0].
- theseer/tokenizer 1.2.0 requires php ^7.2 || ^8.0 -> your PHP version (7.1.33) does not satisfy that requirement.
Problem 45
- doctrine/lexer 1.2.1 requires php ^7.2 || ^8.0 -> your PHP version (7.1.33) does not satisfy that requirement.
- egulias/email-validator 2.1.18 requires doctrine/lexer ^1.0.1 -> satisfiable by doctrine/lexer[1.2.1].
- Installation request for egulias/email-validator 2.1.18 -> satisfiable by egulias/email-validator[2.1.18].
To enable extensions, verify that they are enabled in your .ini files:
- /www/server/php/71/etc/php.ini
You can also run `php --ini` inside terminal to see which files are used by PHP in CLI mode.
提高PHP版本即可，最好用PHP7.3及以上。
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