paul@paul-desktop ~/Sites/drupalvm/drupal $ composer require drupal/token
Using version ^1.0 for drupal/token
./composer.json has been updated
> DrupalProject\composer\ScriptHandler::checkComposerVersion
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - doctrine/collections v1.5.0 requires php ^7.1 -> your PHP version (7.0.22) does not satisfy that requirement.
    - doctrine/collections v1.5.0 requires php ^7.1 -> your PHP version (7.0.22) does not satisfy that requirement.
    - doctrine/collections v1.5.0 requires php ^7.1 -> your PHP version (7.0.22) does not satisfy that requirement.
    - Installation request for doctrine/collections (locked at v1.5.0) -> satisfiable by doctrine/collections[v1.5.0].


Installation failed, reverting ./composer.json to its original content.
paul@paul-desktop ~/Sites/drupalvm/drupal $