Error while Installing using Docker

[malakhovks]

I try Docker installation, but I get this set of errors:

Problem 1
    - medkey/composer-plugin is locked to version dev-master and an update of this package was not requested.
    - medkey/composer-plugin dev-master requires composer-plugin-api ^1.0 -> found composer-plugin-api[2.1.0] but it does not match the constraint.
  Problem 2
    - yiisoft/yii2-composer is locked to version 2.0.7 and an update of this package was not requested.
    - yiisoft/yii2-composer 2.0.7 requires composer-plugin-api ^1.0 -> found composer-plugin-api[2.1.0] but it does notmatch the constraint.
  Problem 3
    - yiisoft/yii2-composer 2.0.7 requires composer-plugin-api ^1.0 -> found composer-plugin-api[2.1.0] but it does notmatch the constraint.
    - yiisoft/yii2 2.0.15.1 requires yiisoft/yii2-composer ~2.0.4 -> satisfiable by yiisoft/yii2-composer[2.0.7].
    - yiisoft/yii2 is locked to version 2.0.15.1 and an update of this package was not requested.