Build Information
Failed to build LittleBlueTooth with Swift 6.4 for visionOS using Xcode 27.0.
Build Command
Build command unavailableBuild Log
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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/DrAma999/LittleBlueTooth.git
Reference: 1.1.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/DrAma999/LittleBlueTooth
* tag 1.1.1 -> FETCH_HEAD
HEAD is now at b8be234 Fix force unwrap crash in discover methods (#45)
Cloned https://github.com/DrAma999/LittleBlueTooth.git
Revision (git rev-parse @):
b8be234506eee294a69a9cbaa60be1c5ecdb99e5
SUCCESS checkout https://github.com/DrAma999/LittleBlueTooth.git at 1.1.1
========================================
Build
========================================
Selected platform: visionOS
Swift version: 6.4
Building package at path: $PWD
https://github.com/DrAma999/LittleBlueTooth.git
Command line invocation:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/NordicSemiconductor/IOS-CoreBluetooth-Mock.git
Creating working copy of package ‘IOS-CoreBluetooth-Mock’
Checking out 0.18.0 of package ‘IOS-CoreBluetooth-Mock’
Resolved source packages:
CoreBluetoothMock: https://github.com/NordicSemiconductor/IOS-CoreBluetooth-Mock.git @ 0.18.0
resolved source packages: CoreBluetoothMock
{
"dependencies" : [
{
"identity" : "ios-corebluetooth-mock",
"requirement" : {
"range" : [
{
"lower_bound" : "0.18.0",
"upper_bound" : "0.19.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/NordicSemiconductor/IOS-CoreBluetooth-Mock.git"
}
],
"manifest_display_name" : "LittleBlueTooth",
"name" : "LittleBlueTooth",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.15"
},
{
"name" : "ios",
"version" : "13.0"
},
{
"name" : "watchos",
"version" : "6.0"
},
{
"name" : "tvos",
"version" : "13.0"
}
],
"products" : [
{
"name" : "LittleBlueTooth",
"targets" : [
"LittleBlueTooth"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "LittleBlueToothForTest",
"targets" : [
"LittleBlueToothForTest"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "LittleBlueToothTests",
"module_type" : "SwiftTarget",
"name" : "LittleBlueToothTests",
"path" : "Tests/LittleBlueToothTests",
"product_dependencies" : [
"CoreBluetoothMock"
],
"sources" : [
"ConnectionTest.swift",
"CustomOperator.swift",
"Extraction.swift",
"ListenTest.swift",
"LittleBlueToothTests.swift",
"Mocks/MockPeripherals.swift",
"ScanDiscoveryTest.swift",
"StateRestoration.swift",
"UtilityTest.swift",
"WriteReadTest.swift",
"WriteWithoutResponse.swift"
],
"target_dependencies" : [
"LittleBlueToothForTest"
],
"type" : "test"
},
{
"c99name" : "LittleBlueToothForTest",
"module_type" : "SwiftTarget",
"name" : "LittleBlueToothForTest",
"path" : "Sources/LittleBlueToothForTest",
"product_dependencies" : [
"CoreBluetoothMock"
],
"product_memberships" : [
"LittleBlueToothForTest"
],
"sources" : [
"Classes/CustomOperator/JustLittleBlueTooth.swift",
"Classes/CustomOperator/Listen.swift",
"Classes/CustomOperator/Log.swift",
"Classes/CustomOperator/ReadAndWrite.swift",
"Classes/CustomOperator/ScanAndConnection.swift",
"Classes/Error/LittleBlueToothError.swift",
"Classes/Extension/Helper.swift",
"Classes/Model/AdvertisingData.swift",
"Classes/Model/CentralRestorer.swift",
"Classes/Model/LittleBlueToothCharacteristic.swift",
"Classes/Model/LittleBluetoothConfiguration.swift",
"Classes/Model/Loggable.swift",
"Classes/Model/Peripheral.swift",
"Classes/Model/PeripheralDiscovery.swift",
"Classes/Proxies/CBCentralManagerDelegateProxy.swift",
"Classes/Proxies/CBPeripheralProxy.swift",
"Classes/Utilities/ShareAndReplayOperator/ReplaySubject.swift",
"Classes/Utilities/ShareAndReplayOperator/ReplaySubjectSubscription.swift",
"Classes/Utilities/ShareAndReplayOperator/ShareReplay.swift",
"Classes/Utilities/Utilities.swift",
"CoreBluetoothTypeAliases.swift",
"LittleBlueTooth.swift"
],
"type" : "library"
},
{
"c99name" : "LittleBlueTooth",
"module_type" : "SwiftTarget",
"name" : "LittleBlueTooth",
"path" : "Sources/LittleBlueTooth",
"product_memberships" : [
"LittleBlueTooth"
],
"sources" : [
"Classes/CustomOperator/JustLittleBlueTooth.swift",
"Classes/CustomOperator/Listen.swift",
"Classes/CustomOperator/Log.swift",
"Classes/CustomOperator/ReadAndWrite.swift",
"Classes/CustomOperator/ScanAndConnection.swift",
"Classes/Error/LittleBlueToothError.swift",
"Classes/Extension/Helper.swift",
"Classes/Model/AdvertisingData.swift",
"Classes/Model/CentralRestorer.swift",
"Classes/Model/LittleBlueToothCharacteristic.swift",
"Classes/Model/LittleBluetoothConfiguration.swift",
"Classes/Model/Loggable.swift",
"Classes/Model/Peripheral.swift",
"Classes/Model/PeripheralDiscovery.swift",
"Classes/Proxies/CBCentralManagerDelegateProxy.swift",
"Classes/Proxies/CBPeripheralProxy.swift",
"Classes/Utilities/ShareAndReplayOperator/ReplaySubject.swift",
"Classes/Utilities/ShareAndReplayOperator/ReplaySubjectSubscription.swift",
"Classes/Utilities/ShareAndReplayOperator/ShareReplay.swift",
"Classes/Utilities/Utilities.swift",
"CoreBluetoothTypeAliases.swift",
"LittleBlueTooth.swift"
],
"type" : "library"
}
],
"tools_version" : "6.0"
}
warning: 'spi-builder-workspace': /Users/admin/builder/spi-builder-workspace/Package.swift:26:10: warning: 'package(name:url:_:)' is deprecated: use package(url:_:) instead [#DeprecatedDeclaration]
24 | dependencies: [
25 | // Dependencies declare other packages that this package depends on.
26 | .package(name: "CoreBluetoothMock",
| `- warning: 'package(name:url:_:)' is deprecated: use package(url:_:) instead [#DeprecatedDeclaration]
27 | url: "https://github.com/NordicSemiconductor/IOS-CoreBluetooth-Mock.git",
28 | .upToNextMinor(from: "0.18.0")),
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
{
"project" : {
"configurations" : [
"Debug",
"Debug-test",
"Release"
],
"name" : "LittleBlueTooth",
"schemes" : [
"LittleBlueTooth"
],
"targets" : [
"LittleBlueTooth",
"LittleBlueToothForTest",
"LittleBlueToothTests"
]
}
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme LittleBlueTooth -destination generic/platform=xrOS
Command line invocation:
/Applications/Xcode-27.0.0-Release.Candidate.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 LittleBlueTooth -destination generic/platform=xrOS
Resolve Package Graph
Resolved source packages:
CoreBluetoothMock: https://github.com/NordicSemiconductor/IOS-CoreBluetooth-Mock.git @ 0.18.0
2026-09-24 10:28:28.834 xcodebuild[676:4168] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-24-09_10-28-0028.xcresult
xcodebuild: error: Unable to find a destination matching the provided destination specifier:
{ generic:1, platform:xrOS }
Destinations compatible with the "LittleBlueTooth" scheme:
{ platform:macOS, arch:arm64, id:4250fdf4b3c14a50fb04fb3f1a5dd2ec2cf9013b, name:My Mac }
{ platform:macOS, arch:x86_64, id:4250fdf4b3c14a50fb04fb3f1a5dd2ec2cf9013b, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:4250fdf4b3c14a50fb04fb3f1a5dd2ec2cf9013b, name:My Mac }
{ platform:macOS, arch:x86_64, variant:Mac Catalyst, id:4250fdf4b3c14a50fb04fb3f1a5dd2ec2cf9013b, name:My Mac }
{ platform:iOS, id:dvtdevice-DVTiPhonePlaceholder-iphoneos:placeholder, name:Any iOS Device }
{ platform:iOS Simulator, id:dvtdevice-DVTiOSDeviceSimulatorPlaceholder-iphonesimulator:placeholder, name:Any iOS Simulator Device }
{ platform:macOS, name:Any Mac }
{ platform:macOS, variant:Mac Catalyst, name:Any Mac }
{ platform:tvOS, id:dvtdevice-DVTiOSDevicePlaceholder-appletvos:placeholder, name:Any tvOS Device }
{ platform:tvOS Simulator, id:dvtdevice-DVTiOSDeviceSimulatorPlaceholder-appletvsimulator:placeholder, name:Any tvOS Simulator Device }
{ platform:watchOS, id:dvtdevice-DVTiOSDevicePlaceholder-watchos:placeholder, name:Any watchOS Device }
{ platform:watchOS Simulator, id:dvtdevice-DVTiOSDeviceSimulatorPlaceholder-watchsimulator:placeholder, name:Any watchOS Simulator Device }
{ platform:tvOS Simulator, arch:arm64, id:35C2BC14-2ECD-4889-A0AE-BE17134097CC, OS:26.5, name:Apple TV }
{ platform:tvOS Simulator, arch:arm64, id:4B5E88BB-A007-4F1C-B857-EC4FA104B0D3, OS:26.5, name:Apple TV 4K (3rd generation) }
{ platform:tvOS Simulator, arch:arm64, id:08488B18-FA09-4B7A-8B41-A4E28F4DF62E, OS:27.0, name:Apple TV 4K (3rd generation) }
{ platform:tvOS Simulator, arch:arm64, id:B4A01FB2-E843-4F88-AF3D-E711EE8A7C61, OS:26.5, name:Apple TV 4K (3rd generation) (at 1080p) }
{ platform:tvOS Simulator, arch:arm64, id:243D69A4-AC59-4AAA-8CFD-160DB2C8E4B4, OS:27.0, name:Apple TV 4K (3rd generation) (at 1080p) }
{ platform:visionOS Simulator, arch:arm64, variant:Designed for [iPad,iPhone], id:672D463C-4A77-4684-9614-681680B074A6, OS:26.5, name:Apple Vision Pro }
{ platform:visionOS Simulator, arch:arm64, variant:Designed for [iPad,iPhone], id:E9B2F33D-33C0-48DD-8961-220E1FE4FBB2, OS:27.0, name:Apple Vision Pro }
{ platform:watchOS Simulator, arch:arm64, id:2FEFEB0F-F253-46F5-AA84-FEC781C43660, OS:26.5, name:Apple Watch SE 3 (40mm) }
{ platform:watchOS Simulator, arch:arm64, id:4289EB42-AF5B-4CAC-B487-AE0CAD187333, OS:27.0, name:Apple Watch SE 3 (40mm) }
{ platform:watchOS Simulator, arch:arm64, id:613D8901-2DDD-4DE2-A2FB-CFE81AD18ED3, OS:26.5, name:Apple Watch SE 3 (44mm) }
{ platform:watchOS Simulator, arch:arm64, id:86F0947E-73DC-4E7F-AA0A-1BCEEC702B04, OS:27.0, name:Apple Watch SE 3 (44mm) }
{ platform:watchOS Simulator, arch:arm64, id:B7ACB415-E083-4368-B272-D77B757D7C06, OS:26.5, name:Apple Watch Series 11 (42mm) }
{ platform:watchOS Simulator, arch:arm64, id:F7E26515-1BCD-4F3E-8A22-65D8B54F125D, OS:27.0, name:Apple Watch Series 11 (42mm) }
{ platform:watchOS Simulator, arch:arm64, id:A29778FF-6E57-495D-B23C-DC612DF195E6, OS:26.5, name:Apple Watch Series 11 (46mm) }
{ platform:watchOS Simulator, arch:arm64, id:69E21B8E-9E3F-4E3F-9CDB-6DA297DE974A, OS:27.0, name:Apple Watch Series 11 (46mm) }
{ platform:watchOS Simulator, arch:arm64, id:3B613288-894A-49C3-A12B-6DD55F98AEAF, OS:27.0, name:Apple Watch Series 12 (42mm) }
{ platform:watchOS Simulator, arch:arm64, id:EF7FE2A8-942B-470D-95D8-73516CC3B16D, OS:27.0, name:Apple Watch Series 12 (46mm) }
{ platform:watchOS Simulator, arch:arm64, id:764E4D82-2122-49BB-8A3A-A923440596D1, OS:26.5, name:Apple Watch Ultra 3 (49mm) }
{ platform:watchOS Simulator, arch:arm64, id:B5F0245E-8CC0-4CE0-A7F6-83355D95DF1F, OS:27.0, name:Apple Watch Ultra 3 (49mm) }
{ platform:watchOS Simulator, arch:arm64, id:3A434DC6-A909-47C4-9825-930B2BFC06ED, OS:27.0, name:Apple Watch Ultra 4 (49mm) }
{ platform:iOS Simulator, arch:arm64, id:AF0496B2-BF8F-415F-92AC-BDC70DDCE7C1, OS:26.5, name:iPad (A16) }
{ platform:iOS Simulator, arch:arm64, id:76BD2675-E9CD-4AEC-9162-0381D9CBBACF, OS:27.0, name:iPad (A16) }
{ platform:iOS Simulator, arch:arm64, id:FE10E241-CF19-475F-9889-AE8B5D7C2FAA, OS:26.5, name:iPad Air 11-inch (M4) }
{ platform:iOS Simulator, arch:arm64, id:15CC0746-3A36-483B-8B7C-23C38EB3AA68, OS:27.0, name:iPad Air 11-inch (M4) }
{ platform:iOS Simulator, arch:arm64, id:F9264E87-CB21-449C-940B-D1821C724DBD, OS:26.5, name:iPad Air 13-inch (M4) }
{ platform:iOS Simulator, arch:arm64, id:7C5EC01F-0F29-464E-927C-812D02FC7215, OS:27.0, name:iPad Air 13-inch (M4) }
{ platform:iOS Simulator, arch:arm64, id:2FE9387C-038F-480F-A3B3-D35706077AB3, OS:26.5, name:iPad Pro 11-inch (M5) }
{ platform:iOS Simulator, arch:arm64, id:A58AC519-0A5E-4F98-A913-0DD3D4F5E407, OS:27.0, name:iPad Pro 11-inch (M5) }
{ platform:iOS Simulator, arch:arm64, id:47A2B63A-BE26-4212-BD93-439A09C84980, OS:26.5, name:iPad Pro 13-inch (M5) }
{ platform:iOS Simulator, arch:arm64, id:ED02F878-3B48-4C8C-B854-F099BCCA4671, OS:27.0, name:iPad Pro 13-inch (M5) }
{ platform:iOS Simulator, arch:arm64, id:6A40A347-2C54-4235-9294-087BD5F83D6D, OS:26.5, name:iPad mini (A17 Pro) }
{ platform:iOS Simulator, arch:arm64, id:BA3BF338-B81D-446C-AF4C-38DA775F73EE, OS:27.0, name:iPad mini (A17 Pro) }
{ platform:iOS Simulator, arch:arm64, id:0CB983D3-1C4B-40F8-8DCA-99A87C84CA1E, OS:26.5, name:iPhone 17 }
{ platform:iOS Simulator, arch:arm64, id:DAE003B8-B5F2-4A23-957A-73218A482920, OS:27.0, name:iPhone 17 }
{ platform:iOS Simulator, arch:arm64, id:8354B6E9-5BA1-4F5F-A582-6A087A516231, OS:26.5, name:iPhone 17 Pro }
{ platform:iOS Simulator, arch:arm64, id:EB934C04-C145-48D9-8EF0-A9271899D3F6, OS:27.0, name:iPhone 17 Pro }
{ platform:iOS Simulator, arch:arm64, id:1ABA781D-F3D0-438D-A3C8-C676FA4CCB75, OS:26.5, name:iPhone 17 Pro Max }
{ platform:iOS Simulator, arch:arm64, id:AB7A4C14-E9F8-4543-97AE-5FDB42B048B8, OS:27.0, name:iPhone 17 Pro Max }
{ platform:iOS Simulator, arch:arm64, id:F6E5112E-7AC8-482C-89B6-8590778859F9, OS:26.5, name:iPhone 17e }
{ platform:iOS Simulator, arch:arm64, id:8F756364-5B62-4B6B-A433-317D06F39DCE, OS:27.0, name:iPhone 17e }
{ platform:iOS Simulator, arch:arm64, id:19BDBA27-7C11-486D-8260-47F467F1A9F4, OS:27.0, name:iPhone 18 Pro }
{ platform:iOS Simulator, arch:arm64, id:B3356115-F3F6-4165-8B16-AB5521F7DFA2, OS:27.0, name:iPhone 18 Pro Max }
{ platform:iOS Simulator, arch:arm64, id:4A3820EF-16FD-409F-861D-189CC770EFE7, OS:26.5, name:iPhone Air }
{ platform:iOS Simulator, arch:arm64, id:B25C1314-070F-4793-94CC-C06FCFC6E159, OS:27.0, name:iPhone Air }
Destinations incompatible with the "LittleBlueTooth" scheme:
{ platform:visionOS Simulator, arch:arm64, id:672D463C-4A77-4684-9614-681680B074A6, OS:26.5, name:Apple Vision Pro, error:Apple Vision Pro’s visionOS Simulator platform doesn’t match LittleBlueTooth.framework’s supported platforms. You can change LittleBlueTooth.framework’s Base SDK or Supported Platforms to support Apple Vision Pro. }
{ platform:visionOS Simulator, arch:arm64, id:E9B2F33D-33C0-48DD-8961-220E1FE4FBB2, OS:27.0, name:Apple Vision Pro, error:Apple Vision Pro’s visionOS Simulator platform doesn’t match LittleBlueTooth.framework’s supported platforms. You can change LittleBlueTooth.framework’s Base SDK or Supported Platforms to support Apple Vision Pro. }
INFRASTRUCTURE ERROR (status: destinationUnavailable