Your requirements could not be resolved to an installable set of packages. Problem 1 - orchestra/testbench[dev-canvas, v8.8.1, ..., v8.9.0] require laravel/framework >=10.17.0 <10.20.0 -> found laravel/framework[v10.17.0, v10.17.1, v10.18.0, v10.19.0] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench 8.x-dev requires laravel/framework 10.x-dev -> found laravel/framework[10.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v2.0.0, ..., v2.0.6] require laravel/framework 4.0.* -> found laravel/framework[v4.0.0-BETA2, ..., 4.0.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v2.1.0, ..., v2.1.2] require laravel/framework 4.1.* -> found laravel/framework[v4.1.0, ..., 4.1.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v2.2.0, ..., v2.2.1] require laravel/framework 4.2.* -> found laravel/framework[v4.2.0-BETA1, ..., 4.2.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v3.0.0, ..., v3.0.7] require laravel/framework 5.0.* -> found laravel/framework[v5.0.0, ..., 5.0.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v3.1.0, ..., v3.1.3] require laravel/framework ~5.1.0 -> found laravel/framework[v5.1.0, ..., 5.1.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v3.1.4, ..., v3.1.6] require laravel/framework ~5.1.11 -> found laravel/framework[v5.1.11, ..., 5.1.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v3.1.7, ..., 3.1.x-dev] require laravel/framework ~5.1.27 -> found laravel/framework[v5.1.27, ..., 5.1.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench v3.2.0 requires laravel/framework ~5.2.0 -> found laravel/framework[v5.2.0-beta1, ..., 5.2.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v3.2.1, ..., v3.2.2] require laravel/framework ~5.2.7 -> found laravel/framework[v5.2.7, ..., 5.2.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench v3.2.3 requires laravel/framework ~5.2.15 -> found laravel/framework[v5.2.15, ..., 5.2.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v3.2.4, ..., 3.2.x-dev] require laravel/framework ~5.2.28 -> found laravel/framework[v5.2.28, ..., 5.2.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench v3.3.0 requires laravel/framework ~5.3.0 -> found laravel/framework[v5.3.0-RC1, ..., 5.3.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v3.3.1, ..., v3.3.3] require laravel/framework ~5.3.3 -> found laravel/framework[v5.3.3, ..., 5.3.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench v3.3.4 requires laravel/framework ~5.3.11 -> found laravel/framework[v5.3.11, ..., 5.3.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v3.3.5, ..., 3.3.x-dev] require laravel/framework ~5.3.29 -> found laravel/framework[v5.3.29, v5.3.30, v5.3.31, 5.3.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v3.4.0, ..., v3.4.5] require laravel/framework ~5.4.0 -> found laravel/framework[v5.4.0, ..., 5.4.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench v3.4.6 requires laravel/framework ~5.4.15 -> found laravel/framework[v5.4.15, ..., 5.4.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v3.4.7, ..., v3.4.10] require laravel/framework ~5.4.17 -> found laravel/framework[v5.4.17, ..., 5.4.x-dev] but it conflicts with your root composer.json require (^11.0). - orchestra/testbench[v3.4.11, ..., 3.4.x-dev] require laravel/framework ~5.4.36 -> found laravel/framework[v5.4.36,