Swift Package IndexBuild Information
Failed to build SerialSwift, reference 1.0.4 (d2ee52), with Swift 6.3 for watchOS using Xcode 26.4 on 13 Apr 2026 08:41:06 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SerialSwift -destination generic/platform=watchOSBuild Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Flowduino/SerialSwift.git
Reference: 1.0.4
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Flowduino/SerialSwift
* tag 1.0.4 -> FETCH_HEAD
HEAD is now at d2ee521 EventDrivenSwift upgraded to 5.1.0
Cloned https://github.com/Flowduino/SerialSwift.git
Revision (git rev-parse @):
d2ee52193980d23ecf9ccd2d8fc65d292db9fcaf
SUCCESS checkout https://github.com/Flowduino/SerialSwift.git at 1.0.4
========================================
Build
========================================
Selected platform: watchOS
Swift version: 6.3
Building package at path: $PWD
https://github.com/Flowduino/SerialSwift.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
Fetching from https://github.com/Flowduino/Observable.git
Fetching from https://github.com/Flowduino/ThreadSafeSwift.git
Fetching from https://github.com/armadsen/ORSSerialPort.git
Fetching from https://github.com/Flowduino/EventDrivenSwift.git
Creating working copy of package ‘ORSSerialPort’
Checking out 2.1.0 of package ‘ORSSerialPort’
Creating working copy of package ‘Observable’
Checking out 2.0.0 of package ‘Observable’
Creating working copy of package ‘EventDrivenSwift’
Checking out 5.2.0 of package ‘EventDrivenSwift’
Creating working copy of package ‘ThreadSafeSwift’
Checking out 1.1.0 of package ‘ThreadSafeSwift’
Resolve Package Graph
Resolved source packages:
EventDrivenSwift: https://github.com/Flowduino/EventDrivenSwift.git @ 5.2.0
ThreadSafeSwift: https://github.com/Flowduino/ThreadSafeSwift.git @ 1.1.0
ORSSerialPort: https://github.com/armadsen/ORSSerialPort.git @ 2.1.0
Observable: https://github.com/Flowduino/Observable.git @ 2.0.0
SerialSwift: /Users/admin/builder/spi-builder-workspace
resolved source packages: EventDrivenSwift, ThreadSafeSwift, ORSSerialPort, Observable, SerialSwift
2026-04-13 04:40:49.723 xcodebuild[529:3081] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "threadsafeswift",
"requirement" : {
"range" : [
{
"lower_bound" : "1.1.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/Flowduino/ThreadSafeSwift.git"
},
{
"identity" : "observable",
"requirement" : {
"range" : [
{
"lower_bound" : "2.0.0",
"upper_bound" : "3.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/Flowduino/Observable.git"
},
{
"identity" : "eventdrivenswift",
"requirement" : {
"range" : [
{
"lower_bound" : "5.0.0",
"upper_bound" : "6.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/Flowduino/EventDrivenSwift.git"
},
{
"identity" : "orsserialport",
"requirement" : {
"range" : [
{
"lower_bound" : "2.1.0",
"upper_bound" : "3.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/armadsen/ORSSerialPort.git"
}
],
"manifest_display_name" : "SerialSwift",
"name" : "SerialSwift",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.15"
}
],
"products" : [
{
"name" : "SerialSwift",
"targets" : [
"SerialSwift"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "SerialSwiftTests",
"module_type" : "SwiftTarget",
"name" : "SerialSwiftTests",
"path" : "Tests/SerialSwiftTests",
"product_dependencies" : [
"ThreadSafeSwift",
"Observable",
"EventDrivenSwift",
"ORSSerial"
],
"sources" : [
"SerialTests.swift"
],
"target_dependencies" : [
"SerialSwift"
],
"type" : "test"
},
{
"c99name" : "SerialSwift",
"module_type" : "SwiftTarget",
"name" : "SerialSwift",
"path" : "Sources/SerialSwift",
"product_dependencies" : [
"ThreadSafeSwift",
"Observable",
"EventDrivenSwift",
"ORSSerial"
],
"product_memberships" : [
"SerialSwift"
],
"sources" : [
"BaudRate.swift",
"Events/SerialPortClosedEvent.swift",
"Events/SerialPortDataReceivedEvent.swift",
"Events/SerialPortErrorEvent.swift",
"Events/SerialPortOpenedEvent.swift",
"Events/SerialPortRemovedEvent.swift",
"Observables/SerialObserver.swift",
"Serial.swift",
"Serialable.swift"
],
"type" : "library"
}
],
"tools_version" : "5.6"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"SerialSwift"
]
}
}
2026-04-13 04:40:57.448 xcodebuild[764:4403] [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 SerialSwift -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 SerialSwift -destination generic/platform=watchOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
ThreadSafeSwift: https://github.com/Flowduino/ThreadSafeSwift.git @ 1.1.0
Observable: https://github.com/Flowduino/Observable.git @ 2.0.0
EventDrivenSwift: https://github.com/Flowduino/EventDrivenSwift.git @ 5.2.0
ORSSerialPort: https://github.com/armadsen/ORSSerialPort.git @ 2.1.0
SerialSwift: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (10 targets)
Target 'SerialSwift' in project 'SerialSwift'
➜ Explicit dependency on target 'SerialSwift' in project 'SerialSwift'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
➜ Explicit dependency on target 'Observable' in project 'Observable'
➜ Explicit dependency on target 'EventDrivenSwift' in project 'EventDrivenSwift'
➜ Explicit dependency on target 'ORSSerial' in project 'ORSSerialPort'
Target 'SerialSwift' in project 'SerialSwift'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
➜ Explicit dependency on target 'Observable' in project 'Observable'
➜ Explicit dependency on target 'EventDrivenSwift' in project 'EventDrivenSwift'
➜ Explicit dependency on target 'ORSSerial' in project 'ORSSerialPort'
Target 'ORSSerial' in project 'ORSSerialPort'
➜ Explicit dependency on target 'ORSSerial' in project 'ORSSerialPort'
Target 'ORSSerial' in project 'ORSSerialPort' (no dependencies)
Target 'EventDrivenSwift' in project 'EventDrivenSwift'
➜ Explicit dependency on target 'EventDrivenSwift' in project 'EventDrivenSwift'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
➜ Explicit dependency on target 'Observable' in project 'Observable'
Target 'EventDrivenSwift' in project 'EventDrivenSwift'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
➜ Explicit dependency on target 'Observable' in project 'Observable'
Target 'Observable' in project 'Observable'
➜ Explicit dependency on target 'Observable' in project 'Observable'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
Target 'Observable' in project 'Observable'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
Target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
Target 'ThreadSafeSwift' in project 'ThreadSafeSwift' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
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/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x objective-c -c /dev/null
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/clang -v -E -dM -arch arm64 -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/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x objective-c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -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/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x objective-c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -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: a487b8ee2c01473eca149da070e461a9
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/a487b8ee2c01473eca149da070e461a9.xcbuilddata
error: The package product 'Observable' requires minimum platform version 6.0 for the watchOS platform, but this target supports 5.0 (in target 'SerialSwift' from project 'SerialSwift')
error: The package product 'EventDrivenSwift' requires minimum platform version 6.0 for the watchOS platform, but this target supports 5.0 (in target 'SerialSwift' from project 'SerialSwift')
2026-04-13 04:41:00.593 xcodebuild[768:4455] [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 SerialSwift
(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:
SerialSwift: /Users/admin/builder/spi-builder-workspace
Observable: https://github.com/Flowduino/Observable.git @ 2.0.0
EventDrivenSwift: https://github.com/Flowduino/EventDrivenSwift.git @ 5.2.0
ORSSerialPort: https://github.com/armadsen/ORSSerialPort.git @ 2.1.0
ThreadSafeSwift: https://github.com/Flowduino/ThreadSafeSwift.git @ 1.1.0
resolved source packages: SerialSwift, Observable, EventDrivenSwift, ORSSerialPort, ThreadSafeSwift
2026-04-13 04:41:02.918 xcodebuild[827:4745] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "threadsafeswift",
"requirement" : {
"range" : [
{
"lower_bound" : "1.1.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/Flowduino/ThreadSafeSwift.git"
},
{
"identity" : "observable",
"requirement" : {
"range" : [
{
"lower_bound" : "2.0.0",
"upper_bound" : "3.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/Flowduino/Observable.git"
},
{
"identity" : "eventdrivenswift",
"requirement" : {
"range" : [
{
"lower_bound" : "5.0.0",
"upper_bound" : "6.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/Flowduino/EventDrivenSwift.git"
},
{
"identity" : "orsserialport",
"requirement" : {
"range" : [
{
"lower_bound" : "2.1.0",
"upper_bound" : "3.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/armadsen/ORSSerialPort.git"
}
],
"manifest_display_name" : "SerialSwift",
"name" : "SerialSwift",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.15"
}
],
"products" : [
{
"name" : "SerialSwift",
"targets" : [
"SerialSwift"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "SerialSwiftTests",
"module_type" : "SwiftTarget",
"name" : "SerialSwiftTests",
"path" : "Tests/SerialSwiftTests",
"product_dependencies" : [
"ThreadSafeSwift",
"Observable",
"EventDrivenSwift",
"ORSSerial"
],
"sources" : [
"SerialTests.swift"
],
"target_dependencies" : [
"SerialSwift"
],
"type" : "test"
},
{
"c99name" : "SerialSwift",
"module_type" : "SwiftTarget",
"name" : "SerialSwift",
"path" : "Sources/SerialSwift",
"product_dependencies" : [
"ThreadSafeSwift",
"Observable",
"EventDrivenSwift",
"ORSSerial"
],
"product_memberships" : [
"SerialSwift"
],
"sources" : [
"BaudRate.swift",
"Events/SerialPortClosedEvent.swift",
"Events/SerialPortDataReceivedEvent.swift",
"Events/SerialPortErrorEvent.swift",
"Events/SerialPortOpenedEvent.swift",
"Events/SerialPortRemovedEvent.swift",
"Observables/SerialObserver.swift",
"Serial.swift",
"Serialable.swift"
],
"type" : "library"
}
],
"tools_version" : "5.6"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"SerialSwift"
]
}
}
2026-04-13 04:41:04.231 xcodebuild[837:4816] [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 SerialSwift -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 SerialSwift -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
ThreadSafeSwift: https://github.com/Flowduino/ThreadSafeSwift.git @ 1.1.0
ORSSerialPort: https://github.com/armadsen/ORSSerialPort.git @ 2.1.0
Observable: https://github.com/Flowduino/Observable.git @ 2.0.0
EventDrivenSwift: https://github.com/Flowduino/EventDrivenSwift.git @ 5.2.0
SerialSwift: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (10 targets)
Target 'SerialSwift' in project 'SerialSwift'
➜ Explicit dependency on target 'SerialSwift' in project 'SerialSwift'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
➜ Explicit dependency on target 'Observable' in project 'Observable'
➜ Explicit dependency on target 'EventDrivenSwift' in project 'EventDrivenSwift'
➜ Explicit dependency on target 'ORSSerial' in project 'ORSSerialPort'
Target 'SerialSwift' in project 'SerialSwift'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
➜ Explicit dependency on target 'Observable' in project 'Observable'
➜ Explicit dependency on target 'EventDrivenSwift' in project 'EventDrivenSwift'
➜ Explicit dependency on target 'ORSSerial' in project 'ORSSerialPort'
Target 'ORSSerial' in project 'ORSSerialPort'
➜ Explicit dependency on target 'ORSSerial' in project 'ORSSerialPort'
Target 'ORSSerial' in project 'ORSSerialPort' (no dependencies)
Target 'EventDrivenSwift' in project 'EventDrivenSwift'
➜ Explicit dependency on target 'EventDrivenSwift' in project 'EventDrivenSwift'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
➜ Explicit dependency on target 'Observable' in project 'Observable'
Target 'EventDrivenSwift' in project 'EventDrivenSwift'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
➜ Explicit dependency on target 'Observable' in project 'Observable'
Target 'Observable' in project 'Observable'
➜ Explicit dependency on target 'Observable' in project 'Observable'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
Target 'Observable' in project 'Observable'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
Target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
➜ Explicit dependency on target 'ThreadSafeSwift' in project 'ThreadSafeSwift'
Target 'ThreadSafeSwift' in project 'ThreadSafeSwift' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
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/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x objective-c -c /dev/null
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/clang -v -E -dM -arch arm64 -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/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x objective-c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -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/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x objective-c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -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: a487b8ee2c01473eca149da070e461a9
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/a487b8ee2c01473eca149da070e461a9.xcbuilddata
error: The package product 'Observable' requires minimum platform version 6.0 for the watchOS platform, but this target supports 5.0 (in target 'SerialSwift' from project 'SerialSwift')
error: The package product 'EventDrivenSwift' requires minimum platform version 6.0 for the watchOS platform, but this target supports 5.0 (in target 'SerialSwift' from project 'SerialSwift')
2026-04-13 04:41:05.377 xcodebuild[859:5004] [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 SerialSwift
(1 failure)
BUILD FAILURE 6.3 watchOS