VK_ERROR_INCOMPATIBLE_DRIVER with MoltenVK

[zwang20]

Running simple_test after building clvk with MoltenVK results in the following error:

[CLVK] Could not create the instance : VK_ERROR_INCOMPATIBLE_DRIVER

Running with CLVK_LOG=4

[CLVK] Starting initialisation
[CLVK] 0 layers visible
[CLVK] 15 extensions are supported
[CLVK]   VK_KHR_device_group_creation, spec version 1
[CLVK]   VK_KHR_external_fence_capabilities, spec version 1
[CLVK]     ENABLING
[CLVK]   VK_KHR_external_memory_capabilities, spec version 1
[CLVK]   VK_KHR_external_semaphore_capabilities, spec version 1
[CLVK]   VK_KHR_get_physical_device_properties2, spec version 2
[CLVK]     ENABLING
[CLVK]   VK_KHR_get_surface_capabilities2, spec version 1
[CLVK]   VK_KHR_surface, spec version 25
[CLVK]   VK_EXT_debug_report, spec version 10
[CLVK]     ENABLING
[CLVK]   VK_EXT_debug_utils, spec version 2
[CLVK]   VK_EXT_metal_surface, spec version 1
[CLVK]   VK_EXT_surface_maintenance1, spec version 1
[CLVK]   VK_EXT_swapchain_colorspace, spec version 4
[CLVK]   VK_MVK_macos_surface, spec version 3
[CLVK]   VK_KHR_portability_enumeration, spec version 1
[CLVK]   VK_LUNARG_direct_driver_loading, spec version 1
[CLVK] Could not create the instance : VK_ERROR_INCOMPATIBLE_DRIVER

sha1_tests however works.

vulkaninfo --summary

[mvk-info] MoltenVK version 1.2.5, supporting Vulkan version 1.2.261.
	The following 99 Vulkan extensions are supported:
		VK_KHR_16bit_storage v1
		VK_KHR_8bit_storage v1
		VK_KHR_bind_memory2 v1
		VK_KHR_buffer_device_address v1
		VK_KHR_copy_commands2 v1
		VK_KHR_create_renderpass2 v1
		VK_KHR_dedicated_allocation v3
		VK_KHR_deferred_host_operations v4
		VK_KHR_depth_stencil_resolve v1
		VK_KHR_descriptor_update_template v1
		VK_KHR_device_group v4
		VK_KHR_device_group_creation v1
		VK_KHR_driver_properties v1
		VK_KHR_dynamic_rendering v1
		VK_KHR_external_fence v1
		VK_KHR_external_fence_capabilities v1
		VK_KHR_external_memory v1
		VK_KHR_external_memory_capabilities v1
		VK_KHR_external_semaphore v1
		VK_KHR_external_semaphore_capabilities v1
		VK_KHR_fragment_shader_barycentric v1
		VK_KHR_get_memory_requirements2 v1
		VK_KHR_get_physical_device_properties2 v2
		VK_KHR_get_surface_capabilities2 v1
		VK_KHR_imageless_framebuffer v1
		VK_KHR_image_format_list v1
		VK_KHR_incremental_present v2
		VK_KHR_maintenance1 v2
		VK_KHR_maintenance2 v1
		VK_KHR_maintenance3 v1
		VK_KHR_map_memory2 v1
		VK_KHR_multiview v1
		VK_KHR_portability_subset v1
		VK_KHR_push_descriptor v2
		VK_KHR_relaxed_block_layout v1
		VK_KHR_sampler_mirror_clamp_to_edge v3
		VK_KHR_sampler_ycbcr_conversion v14
		VK_KHR_separate_depth_stencil_layouts v1
		VK_KHR_shader_draw_parameters v1
		VK_KHR_shader_float_controls v4
		VK_KHR_shader_float16_int8 v1
		VK_KHR_shader_non_semantic_info v1
		VK_KHR_shader_subgroup_extended_types v1
		VK_KHR_spirv_1_4 v1
		VK_KHR_storage_buffer_storage_class v1
		VK_KHR_surface v25
		VK_KHR_swapchain v70
		VK_KHR_swapchain_mutable_format v1
		VK_KHR_timeline_semaphore v2
		VK_KHR_uniform_buffer_standard_layout v1
		VK_KHR_variable_pointers v1
		VK_EXT_4444_formats v1
		VK_EXT_buffer_device_address v2
		VK_EXT_calibrated_timestamps v2
		VK_EXT_debug_marker v4
		VK_EXT_debug_report v10
		VK_EXT_debug_utils v2
		VK_EXT_descriptor_indexing v2
		VK_EXT_external_memory_host v1
		VK_EXT_fragment_shader_interlock v1
		VK_EXT_hdr_metadata v2
		VK_EXT_host_query_reset v1
		VK_EXT_image_robustness v1
		VK_EXT_inline_uniform_block v1
		VK_EXT_memory_budget v1
		VK_EXT_metal_objects v1
		VK_EXT_metal_surface v1
		VK_EXT_pipeline_creation_cache_control v3
		VK_EXT_pipeline_creation_feedback v1
		VK_EXT_post_depth_coverage v1
		VK_EXT_private_data v1
		VK_EXT_robustness2 v1
		VK_EXT_sample_locations v1
		VK_EXT_scalar_block_layout v1
		VK_EXT_separate_stencil_usage v1
		VK_EXT_shader_atomic_float v1
		VK_EXT_shader_demote_to_helper_invocation v1
		VK_EXT_shader_stencil_export v1
		VK_EXT_shader_subgroup_ballot v1
		VK_EXT_shader_subgroup_vote v1
		VK_EXT_shader_viewport_index_layer v1
		VK_EXT_subgroup_size_control v2
		VK_EXT_surface_maintenance1 v1
		VK_EXT_swapchain_colorspace v4
		VK_EXT_swapchain_maintenance1 v1
		VK_EXT_texel_buffer_alignment v1
		VK_EXT_texture_compression_astc_hdr v1
		VK_EXT_vertex_attribute_divisor v3
		VK_AMD_gpu_shader_half_float v2
		VK_AMD_negative_viewport_height v1
		VK_AMD_shader_image_load_store_lod v1
		VK_AMD_shader_trinary_minmax v1
		VK_IMG_format_pvrtc v1
		VK_INTEL_shader_integer_functions2 v1
		VK_GOOGLE_display_timing v1
		VK_MVK_macos_surface v3
		VK_MVK_moltenvk v37
		VK_NV_fragment_shader_barycentric v1
		VK_NV_glsl_shader v1
[mvk-info] GPU device:
		model: Intel(R) UHD Graphics 617
		type: Integrated
		vendorID: 0x8086
		deviceID: 0x87c0
		pipelineCacheUUID: 000027DD-0E00-07D2-0000-000000000000
	supports the following Metal Versions, GPU's and Feature Sets:
		Metal Shading Language 3.1
		GPU Family Mac 2
		GPU Family Mac 1
		GPU Family Common 3
		GPU Family Common 2
		GPU Family Common 1
		macOS GPU Family 2 v1
		macOS GPU Family 1 v4
		macOS GPU Family 1 v3
		macOS GPU Family 1 v2
		macOS GPU Family 1 v1
[mvk-info] Created VkInstance for Vulkan version 1.2.261, as requested by app, with the following 8 Vulkan extensions enabled:
		VK_KHR_get_physical_device_properties2 v2
		VK_KHR_get_surface_capabilities2 v1
		VK_KHR_surface v25
		VK_EXT_debug_report v10
		VK_EXT_metal_surface v1
		VK_EXT_surface_maintenance1 v1
		VK_EXT_swapchain_colorspace v4
		VK_MVK_macos_surface v3
[mvk-info] Vulkan semaphores using MTLEvent.
[mvk-info] Created VkDevice to run on GPU Intel(R) UHD Graphics 617 with the following 1 Vulkan extensions enabled:
		VK_KHR_portability_subset v1
==========
VULKANINFO
==========

Vulkan Instance Version: 1.3.268


Instance Extensions: count = 15
-------------------------------
VK_EXT_debug_report                    : extension revision 10
VK_EXT_debug_utils                     : extension revision 2
VK_EXT_metal_surface                   : extension revision 1
VK_EXT_surface_maintenance1            : extension revision 1
VK_EXT_swapchain_colorspace            : extension revision 4
VK_KHR_device_group_creation           : extension revision 1
VK_KHR_external_fence_capabilities     : extension revision 1
VK_KHR_external_memory_capabilities    : extension revision 1
VK_KHR_external_semaphore_capabilities : extension revision 1
VK_KHR_get_physical_device_properties2 : extension revision 2
VK_KHR_get_surface_capabilities2       : extension revision 1
VK_KHR_portability_enumeration         : extension revision 1
VK_KHR_surface                         : extension revision 25
VK_LUNARG_direct_driver_loading        : extension revision 1
VK_MVK_macos_surface                   : extension revision 3

Instance Layers:
----------------

Devices:
========
GPU0:
	apiVersion         = 1.2.261
	driverVersion      = 0.2.2013
	vendorID           = 0x8086
	deviceID           = 0x87c0
	deviceType         = PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU
	deviceName         = Intel(R) UHD Graphics 617
	driverID           = DRIVER_ID_MOLTENVK
	driverName         = MoltenVK
	driverInfo         = 1.2.5
	conformanceVersion = 0.0.0.0
	deviceUUID         = 00008086-0000-87c0-0000-000000000000
	driverUUID         = 4d564b00-0000-27dd-0e00-07d200000000