Build Information
Failed to build MuxCore, reference master (c6dd83), with Swift 6.3 for watchOS using Xcode 26.4 on 15 Aug 2026 06:25:18 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme MuxCore -destination generic/platform=watchOSBuild Log
========================================
RunAll
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Builder version: undefined version: run 'make version' to update
Interrupt handler set up.
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Checkout
========================================
Clone URL: https://github.com/muxinc/stats-sdk-objc.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/muxinc/stats-sdk-objc
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at c6dd83a Releases/v5.14.0 (#143)
Cloned https://github.com/muxinc/stats-sdk-objc.git
Revision (git rev-parse @):
c6dd83a5e967105ac286346b8b56dd2b5d6ae39c
SUCCESS checkout https://github.com/muxinc/stats-sdk-objc.git at master
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Build
========================================
Selected platform: watchOS
Swift version: 6.3
Building package at path: $PWD
https://github.com/muxinc/stats-sdk-objc.git
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
MuxCore: /Users/admin/builder/spi-builder-workspace
resolved source packages: MuxCore
2026-08-15 02:24:51.643 xcodebuild[541:3138] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "MuxCore",
"name" : "MuxCore",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "MuxCore",
"targets" : [
"MuxCore"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "MuxCore",
"module_type" : "BinaryTarget",
"name" : "MuxCore",
"path" : "remote/archive/MuxCore.xcframework.zip",
"product_memberships" : [
"MuxCore"
],
"sources" : [
],
"type" : "binary"
}
],
"tools_version" : "6.0"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"MuxCore"
]
}
}
2026-08-15 02:25:12.508 xcodebuild[722:4449] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme MuxCore -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 MuxCore -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
MuxCore: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
Target 'MuxCore' in project 'MuxCore' (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
Build description signature: fb4568fea9cd99907587beba49979135
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/fb4568fea9cd99907587beba49979135.xcbuilddata
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/MuxCore/MuxCore.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/MuxCore/MuxCore.xcframework'. (in target 'MuxCore' from project 'MuxCore')
2026-08-15 02:25:14.212 xcodebuild[730:4523] [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 MuxCore
(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:
MuxCore: /Users/admin/builder/spi-builder-workspace
resolved source packages: MuxCore
2026-08-15 02:25:16.538 xcodebuild[744:4614] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "MuxCore",
"name" : "MuxCore",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "MuxCore",
"targets" : [
"MuxCore"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "MuxCore",
"module_type" : "BinaryTarget",
"name" : "MuxCore",
"path" : "remote/archive/MuxCore.xcframework.zip",
"product_memberships" : [
"MuxCore"
],
"sources" : [
],
"type" : "binary"
}
],
"tools_version" : "6.0"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"MuxCore"
]
}
}
2026-08-15 02:25:17.596 xcodebuild[754:4678] [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 MuxCore -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 MuxCore -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
MuxCore: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
Target 'MuxCore' in project 'MuxCore' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/MuxCore/MuxCore.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/MuxCore/MuxCore.xcframework'. (in target 'MuxCore' from project 'MuxCore')
2026-08-15 02:25:18.394 xcodebuild[757:4709] [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 MuxCore
(1 failure)
BUILD FAILURE 6.3 watchOS