Swift Package IndexBuild Information
Successful build of LiteRTLM, reference v0.18.1 (bda624), with Swift 6.2 for macOS (SPM) on 20 Oct 2026 23:31:10 UTC.
Swift 6 data race errors: 0
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: 5.1.3
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/google-ai-edge/LiteRT-LM.git
Reference: v0.18.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/google-ai-edge/LiteRT-LM
* tag v0.18.1 -> FETCH_HEAD
HEAD is now at bda6248 Update LiteRT-LM Swift package to v0.18.1.
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Cloned https://github.com/google-ai-edge/LiteRT-LM.git
Revision (git rev-parse @):
bda624851d74be34d4e1f7fac1fc4155939539c7
SUCCESS checkout https://github.com/google-ai-edge/LiteRT-LM.git at v0.18.1
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Build
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Selected platform: macosSpm
Swift version: 6.2
Building package at path: $PWD
https://github.com/google-ai-edge/LiteRT-LM.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun swift build --arch arm64
Building for debugging...
[0/4] Write sources
[1/4] Copying libCLiteRTLM_mac.dylib
[3/4] Write swift-version--3CB7CFEC50E0D141.txt
[5/17] Compiling LiteRTLM Tool.swift
[6/18] Compiling LiteRTLM Message.swift
[7/18] Compiling LiteRTLM ResponseFormat.swift
[8/18] Compiling LiteRTLM LiteRTLMError.swift
[9/18] Compiling LiteRTLM ExperimentalFlags.swift
[10/18] Compiling LiteRTLM EmbeddingEngineConfig.swift
[11/18] Compiling LiteRTLM Engine.swift
[12/18] Compiling LiteRTLM Benchmark.swift
[13/18] Compiling LiteRTLM Config.swift
[14/18] Compiling LiteRTLM Conversation.swift
/Users/admin/builder/spi-builder-workspace/swift/Conversation.swift:63:15: warning: stored property 'handle' of 'Sendable'-conforming class 'Conversation' has non-Sendable type 'CConversationHandle?' (aka 'Optional<OpaquePointer>'); this is an error in the Swift 6 language mode
61 | )
62 |
63 | private let handle: CConversationHandle?
| `- warning: stored property 'handle' of 'Sendable'-conforming class 'Conversation' has non-Sendable type 'CConversationHandle?' (aka 'Optional<OpaquePointer>'); this is an error in the Swift 6 language mode
64 | private let toolManager: ToolManager
65 | private let automaticToolCalling: Bool
Swift.Optional:1:21: note: generic enum 'Optional' does not conform to the 'Sendable' protocol
1 | @frozen public enum Optional<Wrapped> : ~Copyable, ~Escapable where Wrapped : ~Copyable, Wrapped : ~Escapable {
| `- note: generic enum 'Optional' does not conform to the 'Sendable' protocol
2 | case none
3 | case some(Wrapped)
[15/18] Compiling LiteRTLM EmbeddingEngine.swift
/Users/admin/builder/spi-builder-workspace/swift/Conversation.swift:63:15: warning: stored property 'handle' of 'Sendable'-conforming class 'Conversation' has non-Sendable type 'CConversationHandle?' (aka 'Optional<OpaquePointer>'); this is an error in the Swift 6 language mode
61 | )
62 |
63 | private let handle: CConversationHandle?
| `- warning: stored property 'handle' of 'Sendable'-conforming class 'Conversation' has non-Sendable type 'CConversationHandle?' (aka 'Optional<OpaquePointer>'); this is an error in the Swift 6 language mode
64 | private let toolManager: ToolManager
65 | private let automaticToolCalling: Bool
Swift.Optional:1:21: note: generic enum 'Optional' does not conform to the 'Sendable' protocol
1 | @frozen public enum Optional<Wrapped> : ~Copyable, ~Escapable where Wrapped : ~Copyable, Wrapped : ~Escapable {
| `- note: generic enum 'Optional' does not conform to the 'Sendable' protocol
2 | case none
3 | case some(Wrapped)
[16/18] Emitting module LiteRTLM
/Users/admin/builder/spi-builder-workspace/swift/Conversation.swift:63:15: warning: stored property 'handle' of 'Sendable'-conforming class 'Conversation' has non-Sendable type 'CConversationHandle?' (aka 'Optional<OpaquePointer>'); this is an error in the Swift 6 language mode
61 | )
62 |
63 | private let handle: CConversationHandle?
| `- warning: stored property 'handle' of 'Sendable'-conforming class 'Conversation' has non-Sendable type 'CConversationHandle?' (aka 'Optional<OpaquePointer>'); this is an error in the Swift 6 language mode
64 | private let toolManager: ToolManager
65 | private let automaticToolCalling: Bool
Swift.Optional:1:21: note: generic enum 'Optional' does not conform to the 'Sendable' protocol
1 | @frozen public enum Optional<Wrapped> : ~Copyable, ~Escapable where Wrapped : ~Copyable, Wrapped : ~Escapable {
| `- note: generic enum 'Optional' does not conform to the 'Sendable' protocol
2 | case none
3 | case some(Wrapped)
/Users/admin/builder/spi-builder-workspace/swift/ToolManager.swift:22:15: warning: stored property 'toolRegistry' of 'Sendable'-conforming class 'ToolManager' contains non-Sendable type 'any Tool.Type'
20 | /// A map of tool names to their corresponding Swift Types.
21 | /// We store the `Type` so we can instantiate new copies via Codable.
22 | private let toolRegistry: [String: Tool.Type]
| `- warning: stored property 'toolRegistry' of 'Sendable'-conforming class 'ToolManager' contains non-Sendable type 'any Tool.Type'
23 |
24 | /// The JSON schema string representing all registered tools.
[17/18] Compiling LiteRTLM ModelInfo.swift
[18/18] Compiling LiteRTLM ToolManager.swift
/Users/admin/builder/spi-builder-workspace/swift/ToolManager.swift:22:15: warning: stored property 'toolRegistry' of 'Sendable'-conforming class 'ToolManager' contains non-Sendable type 'any Tool.Type'
20 | /// A map of tool names to their corresponding Swift Types.
21 | /// We store the `Type` so we can instantiate new copies via Codable.
22 | private let toolRegistry: [String: Tool.Type]
| `- warning: stored property 'toolRegistry' of 'Sendable'-conforming class 'ToolManager' contains non-Sendable type 'any Tool.Type'
23 |
24 | /// The JSON schema string representing all registered tools.
[19/22] Emitting module LiteRTLMFoundationModels
[20/22] Compiling LiteRTLMFoundationModels LiteRTSegments.swift
[21/22] Compiling LiteRTLMFoundationModels LiteRTLanguageModel.swift
[22/22] Compiling LiteRTLMFoundationModels CGImagePNG.swift
Build complete! (9.46s)
Downloading binary artifact https://github.com/google-ai-edge/LiteRT-LM/releases/download/v0.18.1/CLiteRTLM.xcframework.zip
Downloading binary artifact https://github.com/google-ai-edge/LiteRT-LM/releases/download/v0.18.1/CLiteRTLM_mac.xcframework.zip
[16375/45202375] Downloading https://github.com/google-ai-edge/LiteRT-LM/releases/download/v0.18.1/CLiteRTLM_mac.xcframework.zip
[5028105/169332025] Downloading https://github.com/google-ai-edge/LiteRT-LM/releases/download/v0.18.1/CLiteRTLM_mac.xcframework.zip, https://github.com/google-ai-edge/LiteRT-LM/releases/download/v0.18.1/CLiteRTLM.xcframework.zip
Downloaded https://github.com/google-ai-edge/LiteRT-LM/releases/download/v0.18.1/CLiteRTLM_mac.xcframework.zip (2.86s)
Downloaded https://github.com/google-ai-edge/LiteRT-LM/releases/download/v0.18.1/CLiteRTLM.xcframework.zip (3.39s)
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/swift/device_tests': File not found.
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "LiteRTLM",
"name" : "LiteRTLM",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "15.0"
},
{
"name" : "macos",
"version" : "12.0"
}
],
"products" : [
{
"name" : "LiteRTLM",
"targets" : [
"LiteRTLM"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "LiteRTLMFoundationModels",
"targets" : [
"LiteRTLMFoundationModels"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "ToolTests",
"module_type" : "SwiftTarget",
"name" : "ToolTests",
"path" : "swift",
"sources" : [
"ToolTests.swift"
],
"target_dependencies" : [
"LiteRTLM"
],
"type" : "test"
},
{
"c99name" : "ModelInfoTests",
"module_type" : "SwiftTarget",
"name" : "ModelInfoTests",
"path" : "swift",
"sources" : [
"ModelInfoTests.swift"
],
"target_dependencies" : [
"LiteRTLM"
],
"type" : "test"
},
{
"c99name" : "MessageTests",
"module_type" : "SwiftTarget",
"name" : "MessageTests",
"path" : "swift",
"sources" : [
"MessageTests.swift"
],
"target_dependencies" : [
"LiteRTLM"
],
"type" : "test"
},
{
"c99name" : "LiteRTLMFoundationModels",
"module_type" : "SwiftTarget",
"name" : "LiteRTLMFoundationModels",
"path" : "swift/apple_fm",
"product_memberships" : [
"LiteRTLMFoundationModels"
],
"sources" : [
"CGImagePNG.swift",
"LiteRTLanguageModel.swift",
"LiteRTSegments.swift"
],
"target_dependencies" : [
"LiteRTLM"
],
"type" : "library"
},
{
"c99name" : "LiteRTLM",
"module_type" : "SwiftTarget",
"name" : "LiteRTLM",
"path" : "swift",
"product_memberships" : [
"LiteRTLM",
"LiteRTLMFoundationModels"
],
"sources" : [
"Benchmark.swift",
"Config.swift",
"Conversation.swift",
"EmbeddingEngine.swift",
"EmbeddingEngineConfig.swift",
"Engine.swift",
"ExperimentalFlags.swift",
"LiteRTLMError.swift",
"Message.swift",
"ModelInfo.swift",
"ResponseFormat.swift",
"Tool.swift",
"ToolManager.swift"
],
"target_dependencies" : [
"CLiteRTLM",
"CLiteRTLM_mac"
],
"type" : "library"
},
{
"c99name" : "EngineTests",
"module_type" : "SwiftTarget",
"name" : "EngineTests",
"path" : "swift",
"sources" : [
"EngineTests.swift"
],
"target_dependencies" : [
"LiteRTLM"
],
"type" : "test"
},
{
"c99name" : "EmbeddingEngineTests",
"module_type" : "SwiftTarget",
"name" : "EmbeddingEngineTests",
"path" : "swift",
"sources" : [
"EmbeddingEngineTests.swift"
],
"target_dependencies" : [
"LiteRTLM"
],
"type" : "test"
},
{
"c99name" : "ConversationTests",
"module_type" : "SwiftTarget",
"name" : "ConversationTests",
"path" : "swift",
"sources" : [
"ConversationTests.swift"
],
"target_dependencies" : [
"LiteRTLM"
],
"type" : "test"
},
{
"c99name" : "CLiteRTLM_mac",
"module_type" : "BinaryTarget",
"name" : "CLiteRTLM_mac",
"path" : "remote/archive/CLiteRTLM_mac.xcframework.zip",
"product_memberships" : [
"LiteRTLM",
"LiteRTLMFoundationModels"
],
"sources" : [
],
"type" : "binary"
},
{
"c99name" : "CLiteRTLM",
"module_type" : "BinaryTarget",
"name" : "CLiteRTLM",
"path" : "remote/archive/CLiteRTLM.xcframework.zip",
"product_memberships" : [
"LiteRTLM",
"LiteRTLMFoundationModels"
],
"sources" : [
],
"type" : "binary"
}
],
"tools_version" : "5.9"
}
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/swift/device_tests': File not found.
Done.