Your requirements could not be resolved to an installable set of packages. Problem 1 - simplesamlphp/simplesamlphp-module-ldap[v1.2.0, ..., v1.2.5] require simplesamlphp/simplesamlphp dev-master -> found simplesamlphp/simplesamlphp[dev-master, 3.0.x-dev (alias of dev-master)] but it does not match your minimum-stability. - simplesamlphp/simplesamlphp-module-ldap[v1.2.6, ..., v1.2.8] require simplesamlphp/assert ~0.1.0 -> found simplesamlphp/assert[v0.1.0] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap[v1.2.9, ..., v1.2.11] require simplesamlphp/assert ~0.2.7 -> found simplesamlphp/assert[v0.2.7, ..., v0.2.13] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap[v1.2.12, ..., v1.2.13] require simplesamlphp/assert ~0.2.10 -> found simplesamlphp/assert[v0.2.10, v0.2.11, v0.2.12, v0.2.13] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap v1.2.14 requires simplesamlphp/assert ~0.6.0 -> found simplesamlphp/assert[v0.6.0, v0.6.1, v0.6.2, v0.6.3] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap[v1.2.15, ..., v1.2.19] require simplesamlphp/assert ~0.8.0 -> found simplesamlphp/assert[v0.8.0] but it conflicts with your root composer.json require (^1.0). - Root composer.json requires simplesamlphp/simplesamlphp-module-ldap ^1.2 -> satisfiable by simplesamlphp/simplesamlphp-module-ldap[v1.2.0, ..., v1.2.19].

Process completed with exit code 2.

Your requirements could not be resolved to an installable set of packages. Problem 1 - simplesamlphp/simplesamlphp-module-ldap[v1.2.0, ..., v1.2.5] require simplesamlphp/simplesamlphp dev-master -> found simplesamlphp/simplesamlphp[dev-master, 3.0.x-dev (alias of dev-master)] but it does not match your minimum-stability. - simplesamlphp/simplesamlphp-module-ldap[v1.2.6, ..., v1.2.8] require simplesamlphp/assert ~0.1.0 -> found simplesamlphp/assert[v0.1.0] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap[v1.2.9, ..., v1.2.11] require simplesamlphp/assert ~0.2.7 -> found simplesamlphp/assert[v0.2.7, ..., v0.2.13] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap[v1.2.12, ..., v1.2.13] require simplesamlphp/assert ~0.2.10 -> found simplesamlphp/assert[v0.2.10, v0.2.11, v0.2.12, v0.2.13] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap v1.2.14 requires simplesamlphp/assert ~0.6.0 -> found simplesamlphp/assert[v0.6.0, v0.6.1, v0.6.2, v0.6.3] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap[v1.2.15, ..., v1.2.19] require simplesamlphp/assert ~0.8.0 -> found simplesamlphp/assert[v0.8.0] but it conflicts with your root composer.json require (^1.0). - Root composer.json requires simplesamlphp/simplesamlphp-module-ldap ^1.2 -> satisfiable by simplesamlphp/simplesamlphp-module-ldap[v1.2.0, ..., v1.2.19].