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Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.
Problem 1
- Conclusion: don't install jenssegers/proxy v2.2.1
- Conclusion: remove symfony/http-foundation v3.0.2
- Installation request for jenssegers/proxy ^2.2 -> satisfiable by jenssegers/proxy[v2.2.0, v2.2.1].
- Conclusion: don't install symfony/http-foundation v3.0.2
- jenssegers/proxy v2.2.0 requires symfony/http-foundation ~2.6 -> satisfiable by symfony/http-foundation[v2.6.0, v2.6.1, v2.6.10, v2.6.11, v2.6.12, v2.6.13, v2.6.2, v2.6.3, v2.6.4, v2.6.5, v2.6.6, v2.6.7, v2.6.8, v2.6.9, v2.7.0, v2.7.1, v2.7.10, v2.7.11, v2.7.12, v2.7.13, v2.7.14, v2.7.15, v2.7.16, v2.7.17, v2.7.18, v2.7.19, v2.7.2, v2.7.3, v2.7.4, v2.7.5, v2.7.6, v2.7.7, v2.7.8, v2.7.9, v2.8.0, v2.8.1, v2.8.10, v2.8.11, v2.8.12, v2.8.2, v2.8.3, v2.8.4, v2.8.5, v2.8.6, v2.8.7, v2.8.8, v2.8.9].
- Can only install one of: symfony/http-foundation[v2.8.0, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.8.1, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.8.10, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.8.11, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.8.12, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.8.2, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.8.3, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.8.4, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.8.5, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.8.6, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.8.7, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.8.8, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.8.9, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.0, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.1, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.10, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.11, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.12, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.13, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.2, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.3, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.4, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.5, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.6, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.7, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.8, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.6.9, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.0, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.1, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.10, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.11, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.12, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.13, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.14, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.15, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.16, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.17, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.18, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.19, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.2, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.3, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.4, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.5, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.6, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.7, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.8, v3.0.2].
- Can only install one of: symfony/http-foundation[v2.7.9, v3.0.2].
- Installation request for symfony/http-foundation (locked at v3.0.2) -> satisfiable by symfony/http-foundation[v3.0.2].
Installation failed, reverting ./composer.json to its original content.