array:2 [
  "tabs" => array:1 [
    0 => array:3 [
      "user.register" => array:5 [
        "#theme" => "menu_local_task"
        "#link" => array:3 [
          "title" => "Sortu kontu berria"
          "url" => Drupal\Core\Url {#32122
            #urlGenerator: null
            #urlAssembler: null
            #accessManager: null
            #routeName: "user.register"
            #routeParameters: []
            #options: []
            #external: false
            #unrouted: false
            #uri: null
            #internalPath: null
            #_serviceIds: []
            #_entityStorages: []
          }
          "localized_options" => []
        ]
        "#active" => false
        "#weight" => 0
        "#access" => Drupal\Core\Access\AccessResultAllowed {#38446
          #cacheContexts: array:2 [
            0 => "url.site"
            1 => "languages:language_interface"
          ]
          #cacheTags: array:2 [
            0 => "config:user.settings"
            1 => "url.site"
          ]
          #cacheMaxAge: -1
        }
      ]
      "user.pass" => array:5 [
        "#theme" => "menu_local_task"
        "#link" => array:3 [
          "title" => "Berrezarri zure pasahitza"
          "url" => Drupal\Core\Url {#38431
            #urlGenerator: null
            #urlAssembler: null
            #accessManager: null
            #routeName: "user.pass"
            #routeParameters: []
            #options: []
            #external: false
            #unrouted: false
            #uri: null
            #internalPath: null
            #_serviceIds: []
            #_entityStorages: []
          }
          "localized_options" => []
        ]
        "#active" => false
        "#weight" => 0
        "#access" => Drupal\Core\Access\AccessResultAllowed {#33722
          #cacheContexts: []
          #cacheTags: []
          #cacheMaxAge: -1
        }
      ]
      "user.login" => array:5 [
        "#theme" => "menu_local_task"
        "#link" => array:3 [
          "title" => "."
          "url" => Drupal\Core\Url {#38905
            #urlGenerator: null
            #urlAssembler: null
            #accessManager: null
            #routeName: "user.login"
            #routeParameters: []
            #options: []
            #external: false
            #unrouted: false
            #uri: null
            #internalPath: null
            #_serviceIds: []
            #_entityStorages: []
          }
          "localized_options" => []
        ]
        "#active" => true
        "#weight" => -10
        "#access" => Drupal\Core\Access\AccessResultAllowed {#38417
          #cacheContexts: array:1 [
            0 => "user.roles:authenticated"
          ]
          #cacheTags: []
          #cacheMaxAge: -1
        }
      ]
    ]
  ]
  "cacheability" => Drupal\Core\Cache\CacheableMetadata {#38875
    #cacheContexts: array:4 [
      0 => "route"
      1 => "url.site"
      2 => "languages:language_interface"
      3 => "user.roles:authenticated"
    ]
    #cacheTags: array:2 [
      0 => "config:user.settings"
      1 => "url.site"
    ]
    #cacheMaxAge: -1
  }
]

.

test