Swift Package IndexBuild Information
Failed to build Loro, reference main (742c70), with Swift 6.3 for watchOS using Xcode 26.4 on 17 Apr 2026 18:32:49 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Loro -destination generic/platform=watchOSBuild Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/loro-dev/loro-swift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/loro-dev/loro-swift
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 742c709 chore: update version to 1.10.3 (#30)
Cloned https://github.com/loro-dev/loro-swift.git
Revision (git rev-parse @):
742c70948521f0f793a1f9af4a85185dfe9df5d1
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/loro-dev/loro-swift.git at main
========================================
Build
========================================
Selected platform: watchOS
Swift version: 6.3
Building package at path: $PWD
https://github.com/loro-dev/loro-swift.git
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
Loro: /Users/admin/builder/spi-builder-workspace
resolved source packages: Loro
2026-04-17 14:32:35.479 xcodebuild[529:3088] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "Loro",
"name" : "Loro",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "13.0"
},
{
"name" : "macos",
"version" : "10.15"
},
{
"name" : "visionos",
"version" : "1.0"
}
],
"products" : [
{
"name" : "Loro",
"targets" : [
"Loro"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "LoroTests",
"module_type" : "SwiftTarget",
"name" : "LoroTests",
"path" : "Tests/LoroTests",
"sources" : [
"EphemeralStoreTests.swift",
"LoroTests.swift"
],
"target_dependencies" : [
"Loro"
],
"type" : "test"
},
{
"c99name" : "LoroFFI",
"module_type" : "BinaryTarget",
"name" : "LoroFFI",
"path" : "remote/archive/loroFFI.xcframework.zip",
"product_memberships" : [
"Loro"
],
"sources" : [
],
"type" : "binary"
},
{
"c99name" : "Loro",
"module_type" : "SwiftTarget",
"name" : "Loro",
"path" : "Sources/Loro",
"product_memberships" : [
"Loro"
],
"sources" : [
"Container.swift",
"Ephemeral.swift",
"Event.swift",
"Loro.swift",
"LoroFFI.swift",
"Value.swift",
"Version.swift"
],
"target_dependencies" : [
"LoroFFI"
],
"type" : "library"
}
],
"tools_version" : "5.9"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"Loro"
]
}
}
2026-04-17 14:32:43.524 xcodebuild[643:3875] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Loro -destination generic/platform=watchOS
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Loro -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
Loro: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
Target 'Loro' in project 'Loro'
➜ Explicit dependency on target 'Loro' in project 'Loro'
Target 'Loro' in project 'Loro' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: c4ab20c7fa014d11d078ce7a28d5b06e
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/c4ab20c7fa014d11d078ce7a28d5b06e.xcbuilddata
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/LoroFFI/loroFFI.xcframework:1:1: error: While building for watchOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/LoroFFI/loroFFI.xcframework'. (in target 'Loro' from project 'Loro')
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/LoroFFI/loroFFI.xcframework:1:1: error: While building for watchOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/LoroFFI/loroFFI.xcframework'. (in target 'Loro' from project 'Loro')
2026-04-17 14:32:45.264 xcodebuild[650:3950] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace spi-builder-workspace with scheme Loro
(1 failure)
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
Loro: /Users/admin/builder/spi-builder-workspace
resolved source packages: Loro
2026-04-17 14:32:47.153 xcodebuild[666:4067] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "Loro",
"name" : "Loro",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "13.0"
},
{
"name" : "macos",
"version" : "10.15"
},
{
"name" : "visionos",
"version" : "1.0"
}
],
"products" : [
{
"name" : "Loro",
"targets" : [
"Loro"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "LoroTests",
"module_type" : "SwiftTarget",
"name" : "LoroTests",
"path" : "Tests/LoroTests",
"sources" : [
"EphemeralStoreTests.swift",
"LoroTests.swift"
],
"target_dependencies" : [
"Loro"
],
"type" : "test"
},
{
"c99name" : "LoroFFI",
"module_type" : "BinaryTarget",
"name" : "LoroFFI",
"path" : "remote/archive/loroFFI.xcframework.zip",
"product_memberships" : [
"Loro"
],
"sources" : [
],
"type" : "binary"
},
{
"c99name" : "Loro",
"module_type" : "SwiftTarget",
"name" : "Loro",
"path" : "Sources/Loro",
"product_memberships" : [
"Loro"
],
"sources" : [
"Container.swift",
"Ephemeral.swift",
"Event.swift",
"Loro.swift",
"LoroFFI.swift",
"Value.swift",
"Version.swift"
],
"target_dependencies" : [
"LoroFFI"
],
"type" : "library"
}
],
"tools_version" : "5.9"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"Loro"
]
}
}
2026-04-17 14:32:48.312 xcodebuild[676:4134] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Loro -destination generic/platform=watchOS
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Loro -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
Loro: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
Target 'Loro' in project 'Loro'
➜ Explicit dependency on target 'Loro' in project 'Loro'
Target 'Loro' in project 'Loro' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: c4ab20c7fa014d11d078ce7a28d5b06e
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/c4ab20c7fa014d11d078ce7a28d5b06e.xcbuilddata
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/LoroFFI/loroFFI.xcframework:1:1: error: While building for watchOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/LoroFFI/loroFFI.xcframework'. (in target 'Loro' from project 'Loro')
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/LoroFFI/loroFFI.xcframework:1:1: error: While building for watchOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/LoroFFI/loroFFI.xcframework'. (in target 'Loro' from project 'Loro')
2026-04-17 14:32:49.208 xcodebuild[679:4165] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace spi-builder-workspace with scheme Loro
(1 failure)
BUILD FAILURE 6.3 watchOS