Your requirements could not be resolved to an installable set of packages.
Problem 1
- Installation request for jaeger/querylist ^4.2.5 -> satisfiable by jaeger/querylist[V4.2.5].
- Can only install one of: guzzlehttp/guzzle[6.5.x-dev, 7.0.1].
- Can only install one of: guzzlehttp/guzzle[7.0.1, 6.5.x-dev].
- Can only install one of: guzzlehttp/guzzle[7.0.x-dev, 6.5.x-dev].
- Can only install one of: guzzlehttp/guzzle[7.1.x-dev, 6.5.x-dev].
- Conclusion: install guzzlehttp/guzzle 6.5.x-dev
- Installation request for guzzlehttp/guzzle ^7.0.1 -> satisfiable by guzzlehttp/guzzle[7.0.1, 7.0.x-dev, 7.1.x-dev].
Failed to update packages for ./composer.json.
Your requirements could not be resolved to an installable set of packages. Problem 1 - Installation request for jaeger/querylist ^4.2.5 -> satisfiable by jaeger/querylist[V4.2.5]. - Can only install one of: guzzlehttp/guzzle[6.5.x-dev, 7.0.1]. - Can only install one of: guzzlehttp/guzzle[7.0.1, 6.5.x-dev]. - Can only install one of: guzzlehttp/guzzle[7.0.x-dev, 6.5.x-dev]. - Can only install one of: guzzlehttp/guzzle[7.1.x-dev, 6.5.x-dev]. - Conclusion: install guzzlehttp/guzzle 6.5.x-dev - Installation request for guzzlehttp/guzzle ^7.0.1 -> satisfiable by guzzlehttp/guzzle[7.0.1, 7.0.x-dev, 7.1.x-dev]. Failed to update packages for ./composer.json.