[macOS] Recent change broke MoltenVK because it had no Vulkan 1.3 support yet.

[CarterLi]

Initialized libplacebo v5.264.0-277-ge6846192 (API v278)
Attempting to initialize API: GLFW (vulkan)
Creating 3840x2160 window...
API debugging requested but no debug meta layers present... ignoring
Creating vulkan instance with extensions:
    VK_KHR_get_physical_device_properties2
    VK_KHR_surface
    VK_EXT_swapchain_colorspace
    VK_KHR_external_memory_capabilities
    VK_KHR_external_semaphore_capabilities
    VK_KHR_get_surface_capabilities2
    VK_KHR_portability_enumeration
    VK_KHR_surface
    VK_EXT_metal_surface
[mvk-info] MoltenVK version 1.2.4, supporting Vulkan version 1.2.250.
	The following 90 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_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_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_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_buffer_device_address 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_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_stencil_export 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: Apple M1 Pro
		type: Integrated
		vendorID: 0x106b
		deviceID: 0xd0303ef
		pipelineCacheUUID: 000027DC-0D03-03EF-0000-000000000000
	supports the following Metal Versions, GPU's and Feature Sets:
		Metal Shading Language 3.0
		GPU Family Apple 7
		GPU Family Apple 6
		GPU Family Apple 5
		GPU Family Apple 4
		GPU Family Apple 3
		GPU Family Apple 2
		GPU Family Apple 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 1.2.250, as requested by app, with the following 7 Vulkan extensions enabled:
		VK_KHR_external_memory_capabilities v1
		VK_KHR_external_semaphore_capabilities v1
		VK_KHR_get_physical_device_properties2 v2
		VK_KHR_get_surface_capabilities2 v1
		VK_KHR_surface v25
		VK_EXT_metal_surface v1
		VK_EXT_swapchain_colorspace v4
Probing for vulkan devices:
    GPU 0: Apple M1 Pro v1.2.250 (integrated)
           uuid: 00:00:10:6B:0D:03:03:EF:00:00:00:00:00:00:00:00
Vulkan device properties:
    Device Name: Apple M1 Pro
    Device ID: 106b:d0303ef
    Device UUID: 00:00:10:6B:0D:03:03:EF:00:00:00:00:00:00:00:00
    Driver version: 27dc
    API version: 1.2.250
Missing device feature: synchronization2
Vulkan device does not support all required features!
Failed creating logical device!
Failed initializing vulkan device

9839f46

[haasn]

Vulkan 1.3 was reverted, does this work now?

[CarterLi]

Vulkan 1.3 was reverted

In which commit?

Vulkan 1.3 was reverted, does this work now?

No, it doesn't. Same error.

Missing device feature: synchronization2
Vulkan device does not support all required features!
Failed creating logical device!
Failed initializing vulkan device

[haasn]

1e0b01e

It sounds like your issue is not vulkan 1.3, but synchronization2. This is provided by https://github.com/KhronosGroup/Vulkan-ExtensionLayer