Swift Package IndexBuild Information
Failed to build libtmux, reference 0.1.0-alpha.6 (199a9c), with Swift 6.4 for tvOS using Xcode 27.0 on 30 Sep 2026 10:25:00 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme libtmux-Package -destination generic/platform=tvOSBuild Log
========================================
RunAll
========================================
Builder version: 5.1.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/libtmux/libtmux-swift.git
Reference: 0.1.0-alpha.6
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/libtmux/libtmux-swift
* tag 0.1.0-alpha.6 -> FETCH_HEAD
HEAD is now at 199a9c9 Tag 0.1.0-alpha.6
Cloned https://github.com/libtmux/libtmux-swift.git
Revision (git rev-parse @):
199a9c98f5bd6da5ae62273baeed83b88ec34f0e
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/libtmux/libtmux-swift.git at 0.1.0-alpha.6
========================================
Build
========================================
Selected platform: tvOS
Swift version: 6.4
Building package at path: $PWD
https://github.com/libtmux/libtmux-swift.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/swiftlang/swift-subprocess.git
Fetching from https://github.com/apple/swift-argument-parser.git
Fetching from https://github.com/swiftlang/swift-docc-plugin.git
Fetching from https://github.com/apple/swift-system
Fetching from https://github.com/swiftlang/swift-docc-symbolkit
Creating working copy of package ‘swift-argument-parser’
Checking out 1.8.2 of package ‘swift-argument-parser’
Creating working copy of package ‘swift-subprocess’
Checking out 1.0.0 of package ‘swift-subprocess’
Creating working copy of package ‘swift-docc-symbolkit’
Checking out 1.0.0 of package ‘swift-docc-symbolkit’
Creating working copy of package ‘swift-docc-plugin’
Checking out 1.5.0 of package ‘swift-docc-plugin’
Creating working copy of package ‘swift-system’
Checking out 1.8.1 of package ‘swift-system’
Resolve Package Graph
Resolved source packages:
swift-subprocess: https://github.com/swiftlang/swift-subprocess.git @ 1.0.0
libtmux: /Users/admin/builder/spi-builder-workspace
SwiftDocCPlugin: https://github.com/swiftlang/swift-docc-plugin.git @ 1.5.0
swift-system: https://github.com/apple/swift-system @ 1.8.1
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
SymbolKit: https://github.com/swiftlang/swift-docc-symbolkit @ 1.0.0
resolved source packages: swift-subprocess, libtmux, SwiftDocCPlugin, swift-system, swift-argument-parser, SymbolKit
2026-09-30 06:23:28.913 xcodebuild[528:3032] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "swift-argument-parser",
"requirement" : {
"range" : [
{
"lower_bound" : "1.8.2",
"upper_bound" : "1.9.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-argument-parser.git"
},
{
"identity" : "swift-subprocess",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "1.1.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/swiftlang/swift-subprocess.git"
},
{
"identity" : "yams",
"requirement" : {
"range" : [
{
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"upper_bound" : "6.3.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/jpsim/Yams.git"
},
{
"identity" : "swift-docc-plugin",
"requirement" : {
"range" : [
{
"lower_bound" : "1.4.3",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/swiftlang/swift-docc-plugin.git"
}
],
"manifest_display_name" : "libtmux",
"name" : "libtmux",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "13.0"
}
],
"products" : [
{
"name" : "LibTmux",
"targets" : [
"LibTmux"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "TmuxWorkspace",
"targets" : [
"TmuxWorkspace"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "LibTmuxMCP",
"targets" : [
"LibTmuxMCP"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "libtmux-mcp",
"targets" : [
"libtmux-mcp"
],
"type" : {
"executable" : null
}
},
{
"name" : "tmux-workspace",
"targets" : [
"TmuxWorkspaceCLI"
],
"type" : {
"executable" : null
}
},
{
"name" : "TmuxFixture",
"targets" : [
"TmuxFixture"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"swift_languages_versions" : [
"6"
],
"targets" : [
{
"c99name" : "libtmux_mcp",
"module_type" : "SwiftTarget",
"name" : "libtmux-mcp",
"path" : "Sources/libtmux-mcp",
"product_memberships" : [
"libtmux-mcp"
],
"sources" : [
"main.swift"
],
"target_dependencies" : [
"LibTmux",
"LibTmuxMCP"
],
"type" : "executable"
},
{
"c99name" : "TmuxWorkspaceTests",
"module_type" : "SwiftTarget",
"name" : "TmuxWorkspaceTests",
"path" : "Tests/TmuxWorkspaceTests",
"resources" : [
{
"path" : "/Users/admin/builder/spi-builder-workspace/Tests/TmuxWorkspaceTests/Fixtures",
"rule" : {
"copy" : {
}
}
}
],
"sources" : [
"ModeParityTests.swift",
"TmuxWorkspaceTests.swift",
"TmuxpFixtureTests.swift",
"TypedThrowsTests.swift",
"WorkspaceLayoutTests.swift",
"YAMLDecodingTests.swift"
],
"target_dependencies" : [
"TmuxWorkspace",
"LibTmux",
"TmuxFixture"
],
"type" : "test"
},
{
"c99name" : "TmuxWorkspaceCLITests",
"module_type" : "SwiftTarget",
"name" : "TmuxWorkspaceCLITests",
"path" : "Tests/TmuxWorkspaceCLITests",
"sources" : [
"LoadProgressTests.swift",
"ProcessOutputTests.swift",
"WorkspaceCLITests.swift"
],
"target_dependencies" : [
"TmuxWorkspaceCLI",
"LibTmux",
"TmuxFixture"
],
"type" : "test"
},
{
"c99name" : "TmuxWorkspaceCLI",
"module_type" : "SwiftTarget",
"name" : "TmuxWorkspaceCLI",
"path" : "Sources/TmuxWorkspaceCLI",
"product_dependencies" : [
"ArgumentParser",
"Subprocess"
],
"product_memberships" : [
"tmux-workspace"
],
"sources" : [
"CapturedOutput.swift",
"Commands.swift",
"DocumentStore.swift",
"ImportCommands.swift",
"LoadProgress.swift",
"ProcessCommands.swift",
"ReadCommands.swift",
"WorkspaceCLI.swift",
"WorkspaceCommands.swift"
],
"target_dependencies" : [
"LibTmux",
"TmuxWorkspace"
],
"type" : "executable"
},
{
"c99name" : "TmuxWorkspace",
"module_type" : "SwiftTarget",
"name" : "TmuxWorkspace",
"path" : "Sources/TmuxWorkspace",
"product_memberships" : [
"TmuxWorkspace",
"tmux-workspace"
],
"sources" : [
"Workspace.swift",
"WorkspaceBuilder.swift",
"WorkspaceLayout.swift"
],
"target_dependencies" : [
"LibTmux"
],
"type" : "library"
},
{
"c99name" : "TmuxFixture",
"module_type" : "SwiftTarget",
"name" : "TmuxFixture",
"path" : "Tests/TmuxFixture",
"product_memberships" : [
"TmuxFixture"
],
"sources" : [
"FixtureCapacity.swift",
"TmuxFixture.swift"
],
"target_dependencies" : [
"LibTmux"
],
"type" : "library"
},
{
"c99name" : "LibTmuxTests",
"module_type" : "SwiftTarget",
"name" : "LibTmuxTests",
"path" : "Tests/LibTmuxTests",
"sources" : [
"BlankOutputWaitTests.swift",
"CancellationTests.swift",
"CaptureSinceTests.swift",
"ClientTests.swift",
"CommandListTests.swift",
"ContextTests.swift",
"ControlModeConcurrencyTests.swift",
"ControlModeProvenanceTests.swift",
"ControlModeTests.swift",
"ControlProtocolTests.swift",
"DiscoveryTests.swift",
"EnvironmentTests.swift",
"FilterLoweringTests.swift",
"FilterSchemaTests.swift",
"FilterTests.swift",
"FormatTests.swift",
"IdentityTests.swift",
"LayoutTests.swift",
"LookupTests.swift",
"ModeProbeTests.swift",
"ModelProvenanceTests.swift",
"MutationTests.swift",
"NamedEndpointTests.swift",
"NavigationTests.swift",
"NewSessionTests.swift",
"NotificationBroadcastTests.swift",
"OptionsTests.swift",
"RegexPatternTests.swift",
"ServerTests.swift",
"SnapshotTests.swift",
"TransportLimitTests.swift",
"TransportTeardownTests.swift",
"TypedThrowsScopeTests.swift",
"TypedThrowsTests.swift",
"VersionTests.swift",
"WaitTests.swift",
"WatchTests.swift"
],
"target_dependencies" : [
"LibTmux",
"TmuxFixture"
],
"type" : "test"
},
{
"c99name" : "LibTmuxMCPTests",
"module_type" : "SwiftTarget",
"name" : "LibTmuxMCPTests",
"path" : "Tests/LibTmuxMCPTests",
"sources" : [
"BoundedLineFramerTests.swift",
"BoundedLineHandoffTests.swift",
"CapabilityBehaviorTests.swift",
"CapabilityManifestTests.swift",
"CapabilityRegressionTests.swift",
"MCPExecutableContractTests.swift",
"MCPServiceLifecycleTests.swift",
"NonblockingLineWriterTests.swift",
"OrderedOutboundTests.swift",
"PaneInputGuardTests.swift",
"PaneInputTransitionTests.swift",
"PaneRunCoordinatorTests.swift",
"PasteTextCleanupTests.swift",
"RetainedMCPBehaviorTests.swift",
"ToolEffectTests.swift",
"ToolSurfaceTests.swift",
"WireReferenceTests.swift"
],
"target_dependencies" : [
"LibTmuxMCP",
"LibTmux",
"TmuxFixture"
],
"type" : "test"
},
{
"c99name" : "LibTmuxMCP",
"module_type" : "SwiftTarget",
"name" : "LibTmuxMCP",
"path" : "Sources/LibTmuxMCP",
"product_memberships" : [
"LibTmuxMCP",
"libtmux-mcp"
],
"resources" : [
{
"path" : "/Users/admin/builder/spi-builder-workspace/Sources/LibTmuxMCP/minimal.conf",
"rule" : {
"copy" : {
}
}
}
],
"sources" : [
"BoundedLineHandoff.swift",
"Caller.swift",
"CapabilityHandlers.swift",
"CapabilityOutputSchemas.swift",
"CapabilityRegistry.swift",
"CapabilityResources.swift",
"Configuration.swift",
"Instructions.swift",
"JSONValue.swift",
"MCPProtocol.swift",
"MCPRequest.swift",
"OrderedOutbound.swift",
"PaneInputPreflight.swift",
"PaneOutputBudget.swift",
"PaneRunCoordinator.swift",
"Progress.swift",
"Schema.swift",
"Serve.swift",
"TmuxTools.swift",
"ToolAuthority.swift",
"ToolCatalog.swift",
"ToolDefinitions.swift",
"ToolOperation.swift",
"ToolPattern.swift",
"ToolResults.swift",
"ToolSchemaValidator.swift",
"ToolsConfiguration.swift",
"ToolsCreation.swift",
"ToolsDriving.swift",
"ToolsReading.swift",
"ToolsRunShell.swift",
"ToolsWaiting.swift",
"WireReference.swift"
],
"target_dependencies" : [
"LibTmux"
],
"type" : "library"
},
{
"c99name" : "LibTmux",
"module_type" : "SwiftTarget",
"name" : "LibTmux",
"path" : "Sources/LibTmux",
"product_dependencies" : [
"Subprocess"
],
"product_memberships" : [
"LibTmux",
"TmuxWorkspace",
"LibTmuxMCP",
"libtmux-mcp",
"tmux-workspace",
"TmuxFixture"
],
"sources" : [
"BoundedLineFramer.swift",
"Buffers.swift",
"CaptureSince.swift",
"Client.swift",
"CommandList.swift",
"ControlCommandEncoding.swift",
"ControlMode.swift",
"ControlProtocol.swift",
"ControlSession.swift",
"Creation.swift",
"DescriptorReadiness.swift",
"Discovery.swift",
"Duration.swift",
"Endpoint.swift",
"Environment.swift",
"ExecutableLookup.swift",
"FilterExpr.swift",
"FilterFields.swift",
"FilterLookup.swift",
"FilterLowering.swift",
"FilterSchema.swift",
"FilteredListings.swift",
"Formats.swift",
"GuardedRequest.swift",
"Identity.swift",
"IncrementalCapture.swift",
"Layout.swift",
"LibTmuxVersion.swift",
"Lookup.swift",
"Mutations.swift",
"Navigation.swift",
"NonblockingLineWriter.swift",
"NotificationBroadcast.swift",
"Options.swift",
"OutputWaitEvents.swift",
"OutputWaitSession.swift",
"Pane.swift",
"PaneInteraction.swift",
"ProcessEnvironment.swift",
"RegexPattern.swift",
"RegexProgram.swift",
"RegexSyntax.swift",
"Server.swift",
"Session.swift",
"Snapshot.swift",
"TmuxCommand.swift",
"TmuxContext.swift",
"TmuxError.swift",
"TmuxMode.swift",
"TmuxVersion.swift",
"Transport.swift",
"TypedErrorScope.swift",
"Wait.swift",
"WaitForOutput.swift",
"Watch.swift",
"Window.swift",
"WindowTransfers.swift"
],
"type" : "library"
}
],
"tools_version" : "6.2"
}
{
"workspace" : {
"name" : "libtmux",
"schemes" : [
"LibTmux",
"libtmux-mcp",
"libtmux-Package",
"LibTmuxMCP",
"tmux-workspace",
"TmuxFixture",
"TmuxWorkspace"
]
}
}
2026-09-30 06:24:15.251 xcodebuild[956:5630] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
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 libtmux-Package -destination generic/platform=tvOS
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 libtmux-Package -destination generic/platform=tvOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
swift-system: https://github.com/apple/swift-system @ 1.8.1
SwiftDocCPlugin: https://github.com/swiftlang/swift-docc-plugin.git @ 1.5.0
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
libtmux: /Users/admin/builder/spi-builder-workspace
swift-subprocess: https://github.com/swiftlang/swift-subprocess.git @ 1.0.0
SymbolKit: https://github.com/swiftlang/swift-docc-symbolkit @ 1.0.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (20 targets)
Target 'tmux-workspace-product' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'TmuxWorkspace' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
➜ Explicit dependency on target 'ArgumentParser-product' in project 'swift-argument-parser'
Target 'ArgumentParser-product' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
Target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
Target 'ArgumentParserToolInfo' in project 'swift-argument-parser' (no dependencies)
Target 'libtmux-mcp-product' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'LibTmuxMCP' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'TmuxFixture-product' in project 'libtmux'
➜ Explicit dependency on target 'TmuxFixture' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'TmuxFixture' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'LibTmuxMCP-product' in project 'libtmux'
➜ Explicit dependency on target 'LibTmuxMCP' in project 'libtmux'
➜ Explicit dependency on target 'libtmux_LibTmuxMCP' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'LibTmuxMCP' in project 'libtmux'
➜ Explicit dependency on target 'libtmux_LibTmuxMCP' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'libtmux_LibTmuxMCP' in project 'libtmux' (no dependencies)
Target 'TmuxWorkspace-product' in project 'libtmux'
➜ Explicit dependency on target 'TmuxWorkspace' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'TmuxWorkspace' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'LibTmux-product' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'Subprocess-product' in project 'swift-subprocess'
➜ Explicit dependency on target 'Subprocess' in project 'swift-subprocess'
➜ Explicit dependency on target '_SubprocessCShims' in project 'swift-subprocess'
➜ Explicit dependency on target 'SystemPackage-product' in project 'swift-system'
Target 'Subprocess' in project 'swift-subprocess'
➜ Explicit dependency on target '_SubprocessCShims' in project 'swift-subprocess'
➜ Explicit dependency on target 'SystemPackage-product' in project 'swift-system'
Target 'SystemPackage-product' in project 'swift-system'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'CSystem' in project 'swift-system' (no dependencies)
Target '_SubprocessCShims' in project 'swift-subprocess' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS27.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS27.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ReadFileContents /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 815ec82339e16717ec79b24a4f222d76
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/815ec82339e16717ec79b24a4f222d76.xcbuilddata
error: The package product 'Subprocess-product' requires minimum platform version 27.0 for the tvOS platform, but this target supports 15.0 (in target 'LibTmuxMCP' from project 'libtmux')
error: The package product 'Subprocess-product' requires minimum platform version 27.0 for the tvOS platform, but this target supports 15.0 (in target 'TmuxWorkspace' from project 'libtmux')
error: The package product 'Subprocess-product' requires minimum platform version 27.0 for the tvOS platform, but this target supports 15.0 (in target 'libtmux-mcp-product' from project 'libtmux')
error: The package product 'Subprocess-product' requires minimum platform version 27.0 for the tvOS platform, but this target supports 15.0 (in target 'LibTmux' from project 'libtmux')
error: The package product 'Subprocess-product' requires minimum platform version 27.0 for the tvOS platform, but this target supports 15.0 (in target 'TmuxFixture' from project 'libtmux')
error: The package product 'Subprocess-product' requires minimum platform version 27.0 for the tvOS platform, but this target supports 15.0 (in target 'tmux-workspace-product' from project 'libtmux')
2026-09-30 06:24:26.491 xcodebuild[1015:6051] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace libtmux with scheme libtmux-Package
(1 failure)
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
Resolved source packages:
SymbolKit: https://github.com/swiftlang/swift-docc-symbolkit @ 1.0.0
libtmux: /Users/admin/builder/spi-builder-workspace
SwiftDocCPlugin: https://github.com/swiftlang/swift-docc-plugin.git @ 1.5.0
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
swift-subprocess: https://github.com/swiftlang/swift-subprocess.git @ 1.0.0
swift-system: https://github.com/apple/swift-system @ 1.8.1
resolved source packages: SymbolKit, libtmux, SwiftDocCPlugin, swift-argument-parser, swift-subprocess, swift-system
2026-09-30 06:24:42.832 xcodebuild[1187:7126] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "swift-argument-parser",
"requirement" : {
"range" : [
{
"lower_bound" : "1.8.2",
"upper_bound" : "1.9.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-argument-parser.git"
},
{
"identity" : "swift-subprocess",
"requirement" : {
"range" : [
{
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"upper_bound" : "1.1.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/swiftlang/swift-subprocess.git"
},
{
"identity" : "yams",
"requirement" : {
"range" : [
{
"lower_bound" : "6.2.2",
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}
]
},
"type" : "sourceControl",
"url" : "https://github.com/jpsim/Yams.git"
},
{
"identity" : "swift-docc-plugin",
"requirement" : {
"range" : [
{
"lower_bound" : "1.4.3",
"upper_bound" : "2.0.0"
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},
"type" : "sourceControl",
"url" : "https://github.com/swiftlang/swift-docc-plugin.git"
}
],
"manifest_display_name" : "libtmux",
"name" : "libtmux",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
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],
"products" : [
{
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"targets" : [
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"type" : {
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}
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{
"name" : "TmuxWorkspace",
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"TmuxWorkspace"
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"type" : {
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},
{
"name" : "LibTmuxMCP",
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"LibTmuxMCP"
],
"type" : {
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}
},
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}
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{
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}
},
{
"name" : "TmuxFixture",
"targets" : [
"TmuxFixture"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"swift_languages_versions" : [
"6"
],
"targets" : [
{
"c99name" : "libtmux_mcp",
"module_type" : "SwiftTarget",
"name" : "libtmux-mcp",
"path" : "Sources/libtmux-mcp",
"product_memberships" : [
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],
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{
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"module_type" : "SwiftTarget",
"name" : "TmuxWorkspaceTests",
"path" : "Tests/TmuxWorkspaceTests",
"resources" : [
{
"path" : "/Users/admin/builder/spi-builder-workspace/Tests/TmuxWorkspaceTests/Fixtures",
"rule" : {
"copy" : {
}
}
}
],
"sources" : [
"ModeParityTests.swift",
"TmuxWorkspaceTests.swift",
"TmuxpFixtureTests.swift",
"TypedThrowsTests.swift",
"WorkspaceLayoutTests.swift",
"YAMLDecodingTests.swift"
],
"target_dependencies" : [
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},
{
"c99name" : "TmuxWorkspaceCLITests",
"module_type" : "SwiftTarget",
"name" : "TmuxWorkspaceCLITests",
"path" : "Tests/TmuxWorkspaceCLITests",
"sources" : [
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"target_dependencies" : [
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"sources" : [
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"target_dependencies" : [
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],
"type" : "library"
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{
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"sources" : [
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"ServerTests.swift",
"SnapshotTests.swift",
"TransportLimitTests.swift",
"TransportTeardownTests.swift",
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"TypedThrowsTests.swift",
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"target_dependencies" : [
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{
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"sources" : [
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"NonblockingLineWriterTests.swift",
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"PaneInputGuardTests.swift",
"PaneInputTransitionTests.swift",
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"rule" : {
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"sources" : [
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"ToolAuthority.swift",
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"Discovery.swift",
"Duration.swift",
"Endpoint.swift",
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"FilterExpr.swift",
"FilterFields.swift",
"FilterLookup.swift",
"FilterLowering.swift",
"FilterSchema.swift",
"FilteredListings.swift",
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"GuardedRequest.swift",
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"NonblockingLineWriter.swift",
"NotificationBroadcast.swift",
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{
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"name" : "libtmux",
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}
2026-09-30 06:24:51.053 xcodebuild[1253:7560] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
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 libtmux-Package -destination generic/platform=tvOS
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 libtmux-Package -destination generic/platform=tvOS
Resolve Package Graph
Resolved source packages:
SymbolKit: https://github.com/swiftlang/swift-docc-symbolkit @ 1.0.0
SwiftDocCPlugin: https://github.com/swiftlang/swift-docc-plugin.git @ 1.5.0
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
swift-subprocess: https://github.com/swiftlang/swift-subprocess.git @ 1.0.0
swift-system: https://github.com/apple/swift-system @ 1.8.1
libtmux: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (20 targets)
Target 'tmux-workspace-product' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'TmuxWorkspace' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
➜ Explicit dependency on target 'ArgumentParser-product' in project 'swift-argument-parser'
Target 'ArgumentParser-product' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
Target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
Target 'ArgumentParserToolInfo' in project 'swift-argument-parser' (no dependencies)
Target 'libtmux-mcp-product' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'LibTmuxMCP' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'TmuxFixture-product' in project 'libtmux'
➜ Explicit dependency on target 'TmuxFixture' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'TmuxFixture' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'LibTmuxMCP-product' in project 'libtmux'
➜ Explicit dependency on target 'LibTmuxMCP' in project 'libtmux'
➜ Explicit dependency on target 'libtmux_LibTmuxMCP' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'LibTmuxMCP' in project 'libtmux'
➜ Explicit dependency on target 'libtmux_LibTmuxMCP' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'libtmux_LibTmuxMCP' in project 'libtmux' (no dependencies)
Target 'TmuxWorkspace-product' in project 'libtmux'
➜ Explicit dependency on target 'TmuxWorkspace' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'TmuxWorkspace' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'LibTmux-product' in project 'libtmux'
➜ Explicit dependency on target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'LibTmux' in project 'libtmux'
➜ Explicit dependency on target 'Subprocess-product' in project 'swift-subprocess'
Target 'Subprocess-product' in project 'swift-subprocess'
➜ Explicit dependency on target 'Subprocess' in project 'swift-subprocess'
➜ Explicit dependency on target '_SubprocessCShims' in project 'swift-subprocess'
➜ Explicit dependency on target 'SystemPackage-product' in project 'swift-system'
Target 'Subprocess' in project 'swift-subprocess'
➜ Explicit dependency on target '_SubprocessCShims' in project 'swift-subprocess'
➜ Explicit dependency on target 'SystemPackage-product' in project 'swift-system'
Target 'SystemPackage-product' in project 'swift-system'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'CSystem' in project 'swift-system' (no dependencies)
Target '_SubprocessCShims' in project 'swift-subprocess' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
error: The package product 'Subprocess-product' requires minimum platform version 27.0 for the tvOS platform, but this target supports 15.0 (in target 'LibTmux' from project 'libtmux')
error: The package product 'Subprocess-product' requires minimum platform version 27.0 for the tvOS platform, but this target supports 15.0 (in target 'TmuxWorkspace' from project 'libtmux')
error: The package product 'Subprocess-product' requires minimum platform version 27.0 for the tvOS platform, but this target supports 15.0 (in target 'tmux-workspace-product' from project 'libtmux')
error: The package product 'Subprocess-product' requires minimum platform version 27.0 for the tvOS platform, but this target supports 15.0 (in target 'LibTmuxMCP' from project 'libtmux')
error: The package product 'Subprocess-product' requires minimum platform version 27.0 for the tvOS platform, but this target supports 15.0 (in target 'TmuxFixture' from project 'libtmux')
error: The package product 'Subprocess-product' requires minimum platform version 27.0 for the tvOS platform, but this target supports 15.0 (in target 'libtmux-mcp-product' from project 'libtmux')
2026-09-30 06:24:58.999 xcodebuild[1312:7969] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace libtmux with scheme libtmux-Package
(1 failure)
BUILD FAILURE 6.4 tvOS