Swift Package IndexBuild Information
Failed to build swift-sass with Swift 6.3 for visionOS using Xcode 26.4.
Build Command
Build command unavailableBuild Log
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RunAll
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Builder version: 5.1.1
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/johnfairh/swift-sass.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/johnfairh/swift-sass
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at f03dbf5 RIP libsass4
Submodule path 'sass': checked out '57c81dd74eb5c301d7d81cd77cd019cc4d9bac1e'
Submodule 'sass' (https://github.com/sass/sass.git) registered for path 'sass'
Cloning into '/Users/admin/builder/spi-builder-workspace/sass'...
Cloned https://github.com/johnfairh/swift-sass.git
Revision (git rev-parse @):
f03dbf54b86634bb22dc9f58481ca7b6befdd470
SUCCESS checkout https://github.com/johnfairh/swift-sass.git at main
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Build
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Selected platform: visionOS
Swift version: 6.3
Building package at path: $PWD
https://github.com/johnfairh/swift-sass.git
Command line invocation:
/Applications/Xcode-26.5.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/apple/swift-system.git
Fetching from https://github.com/apple/swift-protobuf.git
Fetching from https://github.com/johnfairh/SourceMapper.git
Fetching from https://github.com/apple/swift-nio.git
Fetching from https://github.com/apple/swift-atomics.git
Fetching from https://github.com/apple/swift-collections.git
Fetching from https://github.com/apple/swift-log.git
Fetching from https://github.com/johnfairh/Semver.swift.git
Creating working copy of package ‘swift-collections’
Creating working copy of package ‘swift-system’
Creating working copy of package ‘swift-atomics’
Creating working copy of package ‘swift-nio’
Creating working copy of package ‘SourceMapper’
Creating working copy of package ‘swift-protobuf’
Creating working copy of package ‘swift-log’
Creating working copy of package ‘Semver.swift’
Checking out 1.2.4 of package ‘Semver.swift’
Checking out 2.0.0 of package ‘SourceMapper’
Checking out 1.8.1 of package ‘swift-system’
Checking out 1.7.2 of package ‘swift-collections’
Checking out 1.38.1 of package ‘swift-protobuf’
Checking out 1.13.2 of package ‘swift-log’
Checking out 2.104.0 of package ‘swift-nio’
Checking out 1.3.0 of package ‘swift-atomics’
Resolved source packages:
swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.0
SwiftProtobuf: https://github.com/apple/swift-protobuf.git @ 1.38.1
swift-log: https://github.com/apple/swift-log.git @ 1.13.2
swift-system: https://github.com/apple/swift-system.git @ 1.8.1
swift-collections: https://github.com/apple/swift-collections.git @ 1.7.2
SourceMapper: https://github.com/johnfairh/SourceMapper.git @ 2.0.0
swift-nio: https://github.com/apple/swift-nio.git @ 2.104.0
Semver: https://github.com/johnfairh/Semver.swift.git @ 1.2.4
resolved source packages: swift-atomics, SwiftProtobuf, swift-log, swift-system, swift-collections, SourceMapper, swift-nio, Semver
{
"dependencies" : [
{
"identity" : "swift-protobuf",
"requirement" : {
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"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-protobuf.git"
},
{
"identity" : "swift-nio",
"requirement" : {
"range" : [
{
"lower_bound" : "2.81.0",
"upper_bound" : "3.0.0"
}
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},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-nio.git"
},
{
"identity" : "swift-log",
"requirement" : {
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{
"lower_bound" : "1.4.0",
"upper_bound" : "2.0.0"
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]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-log.git"
},
{
"identity" : "swift-atomics",
"requirement" : {
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"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-atomics.git"
},
{
"identity" : "semver.swift",
"requirement" : {
"range" : [
{
"lower_bound" : "1.2.2",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/johnfairh/Semver.swift.git"
},
{
"identity" : "sourcemapper",
"requirement" : {
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"lower_bound" : "2.0.0",
"upper_bound" : "3.0.0"
}
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},
"type" : "sourceControl",
"url" : "https://github.com/johnfairh/SourceMapper.git"
}
],
"manifest_display_name" : "swift-sass",
"name" : "swift-sass",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "14.0"
}
],
"products" : [
{
"name" : "DartSass",
"targets" : [
"DartSass"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "ssassc",
"targets" : [
"SassCli"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "SassTests",
"module_type" : "SwiftTarget",
"name" : "SassTests",
"path" : "Tests/SassTests",
"sources" : [
"TestCalculation.swift",
"TestColor.swift",
"TestCompilerResults.swift",
"TestConstants.swift",
"TestFunction.swift",
"TestList.swift",
"TestMap.swift",
"TestNumber.swift",
"TestString.swift"
],
"target_dependencies" : [
"Sass"
],
"type" : "test"
},
{
"c99name" : "SassCli",
"module_type" : "SwiftTarget",
"name" : "SassCli",
"path" : "Sources/SassCli",
"product_memberships" : [
"ssassc"
],
"sources" : [
"ssassc.swift"
],
"target_dependencies" : [
"DartSass"
],
"type" : "executable"
},
{
"c99name" : "Sass",
"module_type" : "SwiftTarget",
"name" : "Sass",
"path" : "Sources/Sass",
"product_dependencies" : [
"SourceMapper"
],
"product_memberships" : [
"DartSass",
"ssassc"
],
"sources" : [
"ArgumentList.swift",
"Calculation.swift",
"Color.swift",
"CompilerFunction.swift",
"CompilerResults.swift",
"CompilerTypes.swift",
"Constants.swift",
"DynamicFunction.swift",
"FunctionTypes.swift",
"List.swift",
"Map.swift",
"Mixin.swift",
"Module.swift",
"Number.swift",
"String.swift",
"Units.swift",
"Value.swift",
"ValueConvertible.swift"
],
"type" : "library"
},
{
"c99name" : "DartSassTests",
"module_type" : "SwiftTarget",
"name" : "DartSassTests",
"path" : "Tests/DartSassTests",
"sources" : [
"TestCompilerErrors.swift",
"TestFunctions.swift",
"TestImporters.swift",
"TestInterface.swift",
"TestProtocolErrors.swift",
"TestResetShutdown.swift",
"TestUtils.swift",
"TestVersions.swift"
],
"target_dependencies" : [
"DartSass"
],
"type" : "test"
},
{
"c99name" : "DartSassEmbeddedMacOS",
"module_type" : "SwiftTarget",
"name" : "DartSassEmbeddedMacOS",
"path" : "Sources/DartSassEmbeddedMacOS",
"product_memberships" : [
"DartSass",
"ssassc"
],
"resources" : [
{
"path" : "/Users/admin/builder/spi-builder-workspace/Sources/DartSassEmbeddedMacOS/arm64",
"rule" : {
"copy" : {
}
}
}
],
"sources" : [
"DartSassEmbeddedMacOS.swift"
],
"type" : "library"
},
{
"c99name" : "DartSassEmbeddedLinux",
"module_type" : "SwiftTarget",
"name" : "DartSassEmbeddedLinux",
"path" : "Sources/DartSassEmbeddedLinux",
"product_memberships" : [
"DartSass",
"ssassc"
],
"resources" : [
{
"path" : "/Users/admin/builder/spi-builder-workspace/Sources/DartSassEmbeddedLinux/arm64",
"rule" : {
"copy" : {
}
}
}
],
"sources" : [
"DartSassEmbeddedLinux.swift"
],
"type" : "library"
},
{
"c99name" : "DartSass",
"module_type" : "SwiftTarget",
"name" : "DartSass",
"path" : "Sources/DartSass",
"product_dependencies" : [
"SwiftProtobuf",
"NIOCore",
"NIOPosix",
"NIOFoundationCompat",
"Atomics",
"Logging",
"Semver"
],
"product_memberships" : [
"DartSass",
"ssassc"
],
"sources" : [
"BinaryProtocol.swift",
"Compiler.swift",
"CompilerRequests.swift",
"CompilerWork.swift",
"Concurrency+Extras.swift",
"DartSassEmbedded.swift",
"Deprecation.swift",
"Errors.swift",
"Exec.swift",
"Importers.swift",
"ProtobufConversion.swift",
"ProtobufValueConversion.swift",
"Versions.swift",
"embedded_sass.pb.swift"
],
"target_dependencies" : [
"Sass",
"DartSassEmbeddedMacOS",
"DartSassEmbeddedLinux"
],
"type" : "library"
}
],
"tools_version" : "6.0"
}
{
"project" : {
"configurations" : [
"Debug",
"Release"
],
"name" : "swift-sass",
"schemes" : [
"swift-sass"
],
"targets" : [
"Sass",
"DartSass",
"DartSassTests",
"Cli",
"DartSassEmbeddedMacOS"
]
}
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.5.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-sass -destination generic/platform=xrOS
Command line invocation:
/Applications/Xcode-26.5.0.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 swift-sass -destination generic/platform=xrOS
Resolve Package Graph
Resolved source packages:
swift-system: https://github.com/apple/swift-system.git @ 1.8.1
swift-log: https://github.com/apple/swift-log.git @ 1.13.2
SwiftProtobuf: https://github.com/apple/swift-protobuf.git @ 1.38.1
Semver: https://github.com/johnfairh/Semver.swift.git @ 1.2.4
swift-collections: https://github.com/apple/swift-collections.git @ 1.7.2
swift-nio: https://github.com/apple/swift-nio.git @ 2.104.0
swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.0
SourceMapper: https://github.com/johnfairh/SourceMapper.git @ 2.0.0
2026-10-09 22:34:48.569 xcodebuild[876:5109] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-09-10_22-34-0048.xcresult
xcodebuild: error: Unable to find a destination matching the provided destination specifier:
{ generic:1, platform:xrOS }
Available destinations for the "swift-sass" scheme:
{ platform:macOS, arch:arm64, id:128b9667bb66ae66715e0a5ddbcfc86d09d2e98b, name:My Mac }
{ platform:macOS, arch:x86_64, id:128b9667bb66ae66715e0a5ddbcfc86d09d2e98b, 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: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:BDF4E6F9-BFD8-4F4A-B697-2B74410EFBE6, OS:26.5, name:Apple TV }
{ platform:tvOS Simulator, arch:arm64, id:378C85D2-E269-4B02-B2B1-7B944CFA2C7B, OS:26.5, name:Apple TV 4K (3rd generation) }
{ platform:tvOS Simulator, arch:arm64, id:0AADD567-86C4-471C-AAC8-951862DCF81B, OS:26.5, name:Apple TV 4K (3rd generation) (at 1080p) }
{ platform:watchOS Simulator, arch:arm64, id:72752107-561A-4FE6-BAC3-90CFD35F4DA6, OS:26.5, name:Apple Watch SE 3 (40mm) }
{ platform:watchOS Simulator, arch:arm64, id:DB88CC55-3231-4860-AC0F-593A71AFB886, OS:26.5, name:Apple Watch SE 3 (44mm) }
{ platform:watchOS Simulator, arch:arm64, id:5DD31505-1804-41EA-9824-FAC68D10771B, OS:26.5, name:Apple Watch Series 11 (42mm) }
{ platform:watchOS Simulator, arch:arm64, id:0C1840BA-0756-4C19-90D6-E344291FB327, OS:26.5, name:Apple Watch Series 11 (46mm) }
{ platform:watchOS Simulator, arch:arm64, id:8E0B5F20-8939-4178-BFD0-0024E06E5D30, OS:26.5, name:Apple Watch Ultra 3 (49mm) }
{ platform:iOS Simulator, arch:arm64, id:C6D78A40-68A2-4D8E-A5C0-5138C59D1018, OS:26.5, name:iPad (A16) }
{ platform:iOS Simulator, arch:arm64, id:83008AF1-0FE9-4227-864D-F843B211E83E, OS:26.5, name:iPad Air 11-inch (M4) }
{ platform:iOS Simulator, arch:arm64, id:E7374A0A-83AC-4184-89A6-C3CFA531FDF8, OS:26.5, name:iPad Air 13-inch (M4) }
{ platform:iOS Simulator, arch:arm64, id:3AE58432-F1C1-446C-B173-B401CC8BF1FF, OS:26.5, name:iPad Pro 11-inch (M5) }
{ platform:iOS Simulator, arch:arm64, id:980BF92B-2940-43F8-BA08-F0266116484A, OS:26.5, name:iPad Pro 13-inch (M5) }
{ platform:iOS Simulator, arch:arm64, id:C6C6015B-AABF-4630-9445-8C48096FDB56, OS:26.5, name:iPad mini (A17 Pro) }
{ platform:iOS Simulator, arch:arm64, id:9268127F-43A8-4BA1-8705-70496A9EF409, OS:26.5, name:iPhone 17 }
{ platform:iOS Simulator, arch:arm64, id:6EF97EAB-DC9F-4F5C-8A63-73EB5EA3ECD8, OS:26.5, name:iPhone 17 Pro }
{ platform:iOS Simulator, arch:arm64, id:FA9A0530-0C2E-4167-B569-E3A9B1184B23, OS:26.5, name:iPhone 17 Pro Max }
{ platform:iOS Simulator, arch:arm64, id:31AA1E49-BD6B-48D8-8D90-5BAB32BF569D, OS:26.5, name:iPhone 17e }
{ platform:iOS Simulator, arch:arm64, id:35F5075D-302F-4A94-978C-40321500C495, OS:26.5, name:iPhone Air }
INFRASTRUCTURE ERROR (status: destinationUnavailable