composer require gordalina/cachetool
Using version ^5.0 for gordalina/cachetool
./composer.json has been updated
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Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - Installation request for gordalina/cachetool ^5.0 -> satisfiable by gordalina/cachetool[5.0.0].
    - gordalina/cachetool 5.0.0 requires herrera-io/phar-update ^2.0 -> satisfiable by herrera-io/phar-update[2.0.0].
    - Conclusion: don't install justinrainbow/json-schema 5.2.10
    - herrera-io/phar-update 2.0.0 requires herrera-io/json 1.* -> satisfiable by herrera-io/json[1.0.0, 1.0.1, 1.0.2, 1.0.3].
    - herrera-io/json 1.0.0 requires justinrainbow/json-schema >=1.0,<2.0-dev -> satisfiable by justinrainbow/json-schema[1.1.0, 1.2.1, 1.2.3, 1.2.4, 1.3.0, 1.3.1, 1.3.2, 1.3.3, 1.3.4, 1.3.5, 1.3.6, 1.3.7, 1.4.0, 1.4.1, 1.4.2, 1.4.3, 1.4.4, 1.5.0, 1.6.1, v1.6.0].
    - herrera-io/json 1.0.1 requires justinrainbow/json-schema >=1.0,<2.0-dev -> satisfiable by justinrainbow/json-schema[1.1.0, 1.2.1, 1.2.3, 1.2.4, 1.3.0, 1.3.1, 1.3.2, 1.3.3, 1.3.4, 1.3.5, 1.3.6, 1.3.7, 1.4.0, 1.4.1, 1.4.2, 1.4.3, 1.4.4, 1.5.0, 1.6.1, v1.6.0].
    - herrera-io/json 1.0.2 requires justinrainbow/json-schema >=1.0,<2.0-dev -> satisfiable by justinrainbow/json-schema[1.1.0, 1.2.1, 1.2.3, 1.2.4, 1.3.0, 1.3.1, 1.3.2, 1.3.3, 1.3.4, 1.3.5, 1.3.6, 1.3.7, 1.4.0, 1.4.1, 1.4.2, 1.4.3, 1.4.4, 1.5.0, 1.6.1, v1.6.0].
    - herrera-io/json 1.0.3 requires justinrainbow/json-schema >=1.0,<2.0-dev -> satisfiable by justinrainbow/json-schema[1.1.0, 1.2.1, 1.2.3, 1.2.4, 1.3.0, 1.3.1, 1.3.2, 1.3.3, 1.3.4, 1.3.5, 1.3.6, 1.3.7, 1.4.0, 1.4.1, 1.4.2, 1.4.3, 1.4.4, 1.5.0, 1.6.1, v1.6.0].
    - Can only install one of: justinrainbow/json-schema[1.1.0, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.2.1, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.2.3, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.2.4, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.3.0, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.3.1, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.3.2, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.3.3, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.3.4, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.3.5, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.3.6, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.3.7, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.4.0, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.4.1, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.4.2, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.4.3, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.4.4, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.5.0, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[1.6.1, 5.2.10].
    - Can only install one of: justinrainbow/json-schema[v1.6.0, 5.2.10].
    - Installation request for justinrainbow/json-schema (locked at 5.2.10) -> satisfiable by justinrainbow/json-schema[5.2.10].