Swift Package Index

Build Information

Failed to build PerfectMosquitto, reference 3.1.3 (ec54dd), with Swift 6.4 for visionOS using Xcode 27.0 on 16 Sep 2026 04:21:26 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 PerfectMosquitto -destination generic/platform=xrOS

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/perfectlysoft/perfect-mosquitto.git
Reference: 3.1.3
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/perfectlysoft/perfect-mosquitto
 * tag               3.1.3      -> FETCH_HEAD
HEAD is now at ec54dd3 improving the versions.
Cloned https://github.com/perfectlysoft/perfect-mosquitto.git
Revision (git rev-parse @):
ec54dd39c7bfee93ad1bf3a46ed03418c9f8452e
SUCCESS checkout https://github.com/perfectlysoft/perfect-mosquitto.git at 3.1.3
========================================
Build
========================================
Selected platform:         visionOS
Swift version:             6.4
Building package at path:  $PWD
https://github.com/perfectlysoft/perfect-mosquitto.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
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedyou may be able to install libmosquitto using your system-packager:
    brew install mosquitto
Resolve Package Graph
you may be able to install libmosquitto using your system-packager:
    brew install mosquitto
Resolved source packages:
  PerfectMosquitto: /Users/admin/builder/spi-builder-workspace
resolved source packages: PerfectMosquitto
2026-09-16 00:20:35.890 xcodebuild[529:3046] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "PerfectMosquitto",
  "name" : "PerfectMosquitto",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "PerfectMosquitto",
      "targets" : [
        "PerfectMosquitto"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "cmosquitto",
      "module_type" : "SystemLibraryTarget",
      "name" : "cmosquitto",
      "path" : "Sources/cmosquitto",
      "product_memberships" : [
        "PerfectMosquitto"
      ],
      "sources" : [
      ],
      "type" : "system-target"
    },
    {
      "c99name" : "PerfectMosquittoTests",
      "module_type" : "SwiftTarget",
      "name" : "PerfectMosquittoTests",
      "path" : "Tests/PerfectMosquittoTests",
      "sources" : [
        "PerfectMosquittoTests.swift"
      ],
      "target_dependencies" : [
        "PerfectMosquitto"
      ],
      "type" : "test"
    },
    {
      "c99name" : "PerfectMosquitto",
      "module_type" : "SwiftTarget",
      "name" : "PerfectMosquitto",
      "path" : "Sources/PerfectMosquitto",
      "product_memberships" : [
        "PerfectMosquitto"
      ],
      "sources" : [
        "PerfectMosquitto.swift"
      ],
      "target_dependencies" : [
        "cmosquitto"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
{
  "workspace" : {
    "name" : "PerfectMosquitto",
    "schemes" : [
      "PerfectMosquitto"
    ]
  }
}
2026-09-16 00:21:17.700 xcodebuild[654:4164] [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 PerfectMosquitto -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 PerfectMosquitto -destination generic/platform=xrOS
Resolve Package Graph
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedyou may be able to install libmosquitto using your system-packager:
    brew install mosquitto
Resolved source packages:
  PerfectMosquitto: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (3 targets)
    Target 'PerfectMosquitto-product' in project 'PerfectMosquitto'
        ➜ Explicit dependency on target 'PerfectMosquitto' in project 'PerfectMosquitto'
    Target 'PerfectMosquitto' in project 'PerfectMosquitto'
        ➜ Explicit dependency on target 'cmosquitto' in project 'PerfectMosquitto'
    Target 'cmosquitto' in project 'PerfectMosquitto' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
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/XROS.platform/Developer/SDKs/XROS27.0.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/ld -version_details
Build description signature: 9daacb70f174b5c3bb05369e56795032
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/9daacb70f174b5c3bb05369e56795032.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/CompilationCache.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/CompilationCache.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
ClangStatCache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS27.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros27.0-24M361-e829b21a6f8c9b70876ba0858053c044735bd543db762f57723cac368afd1ce4.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS27.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros27.0-24M361-e829b21a6f8c9b70876ba0858053c044735bd543db762f57723cac368afd1ce4.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PrecompiledHeaders
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PrecompiledHeaders
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-xros
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-xros
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/PerfectMosquitto.DependencyMetadataFileList (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/PerfectMosquitto.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/PerfectMosquitto.DependencyStaticMetadataFileList (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/PerfectMosquitto.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/PerfectMosquitto.modulemap (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/PerfectMosquitto.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.SwiftFileList (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.SwiftConstValuesFileList (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.LinkFileList (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto_const_extract_protocols.json (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto-OutputFileMap.json (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto-OutputFileMap.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros/PerfectMosquitto.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/PerfectMosquitto.modulemap (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/PerfectMosquitto.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros
SwiftDriver PerfectMosquitto normal arm64 com.apple.xcode.tools.swift.compiler (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name PerfectMosquitto -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/Sources/cmosquitto/module.modulemap -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS27.0.sdk -target arm64-apple-xros1.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 4.2 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros27.0-24M361-e829b21a6f8c9b70876ba0858053c044735bd543db762f57723cac368afd1ce4.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto-OutputFileMap.json -save-temps -no-color-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.swiftmodule -serialize-diagnostics -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64 Emitting\ module\ for\ PerfectMosquitto (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
SwiftCompile normal arm64 (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "cmosquitto.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/Sources/cmosquitto/cmosquitto.h:4:10: error: '/usr/local/include/mosquitto.h' file not found
2 | #define  __PERFECT_LIB_MOSQUITTO__
3 | #ifdef __APPLE__
4 | #include "/usr/local/include/mosquitto.h"
  |          `- error: '/usr/local/include/mosquitto.h' file not found
5 | #else
6 | #include "/usr/include/mosquitto.h"
/Users/admin/builder/spi-builder-workspace/Sources/PerfectMosquitto/PerfectMosquitto.swift:25:8: error: could not build Objective-C module 'cmosquitto'
 23 | #endif
 24 |
 25 | import cmosquitto
    |        `- error: could not build Objective-C module 'cmosquitto'
 26 |
 27 | extension String {
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/PerfectMosquitto/PerfectMosquitto.swift -target arm64-apple-xros1.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -profile-generate -profile-coverage-mapping -swift-version 4.2 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/Sources/cmosquitto/module.modulemap -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros27.0-24M361-e829b21a6f8c9b70876ba0858053c044735bd543db762f57723cac368afd1ce4.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name PerfectMosquitto -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto_const_extract_protocols.json -disable-clang-spi -target-sdk-version 27.0 -target-sdk-name xros27.0 -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.abi.json
SwiftCompile normal arm64 Compiling\ PerfectMosquitto.swift /Users/admin/builder/spi-builder-workspace/Sources/PerfectMosquitto/PerfectMosquitto.swift (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/PerfectMosquitto/PerfectMosquitto.swift (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile PerfectMosquitto.swift
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
2026-09-16 00:21:19.234 xcodebuild[662:4215] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ PerfectMosquitto (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
	Building workspace PerfectMosquitto with scheme PerfectMosquitto
(3 failures)
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
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedyou may be able to install libmosquitto using your system-packager:
    brew install mosquitto
Resolved source packages:
  PerfectMosquitto: /Users/admin/builder/spi-builder-workspace
resolved source packages: PerfectMosquitto
2026-09-16 00:21:23.412 xcodebuild[695:4393] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "PerfectMosquitto",
  "name" : "PerfectMosquitto",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "PerfectMosquitto",
      "targets" : [
        "PerfectMosquitto"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "cmosquitto",
      "module_type" : "SystemLibraryTarget",
      "name" : "cmosquitto",
      "path" : "Sources/cmosquitto",
      "product_memberships" : [
        "PerfectMosquitto"
      ],
      "sources" : [
      ],
      "type" : "system-target"
    },
    {
      "c99name" : "PerfectMosquittoTests",
      "module_type" : "SwiftTarget",
      "name" : "PerfectMosquittoTests",
      "path" : "Tests/PerfectMosquittoTests",
      "sources" : [
        "PerfectMosquittoTests.swift"
      ],
      "target_dependencies" : [
        "PerfectMosquitto"
      ],
      "type" : "test"
    },
    {
      "c99name" : "PerfectMosquitto",
      "module_type" : "SwiftTarget",
      "name" : "PerfectMosquitto",
      "path" : "Sources/PerfectMosquitto",
      "product_memberships" : [
        "PerfectMosquitto"
      ],
      "sources" : [
        "PerfectMosquitto.swift"
      ],
      "target_dependencies" : [
        "cmosquitto"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
{
  "workspace" : {
    "name" : "PerfectMosquitto",
    "schemes" : [
      "PerfectMosquitto"
    ]
  }
}
2026-09-16 00:21:24.614 xcodebuild[710:4461] [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 PerfectMosquitto -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 PerfectMosquitto -destination generic/platform=xrOS
Resolve Package Graph
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedyou may be able to install libmosquitto using your system-packager:
    brew install mosquitto
Resolved source packages:
  PerfectMosquitto: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (3 targets)
    Target 'PerfectMosquitto-product' in project 'PerfectMosquitto'
        ➜ Explicit dependency on target 'PerfectMosquitto' in project 'PerfectMosquitto'
    Target 'PerfectMosquitto' in project 'PerfectMosquitto'
        ➜ Explicit dependency on target 'cmosquitto' in project 'PerfectMosquitto'
    Target 'cmosquitto' in project 'PerfectMosquitto' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS27.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros27.0-24M361-e829b21a6f8c9b70876ba0858053c044735bd543db762f57723cac368afd1ce4.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS27.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros27.0-24M361-e829b21a6f8c9b70876ba0858053c044735bd543db762f57723cac368afd1ce4.sdkstatcache
SwiftDriver PerfectMosquitto normal arm64 com.apple.xcode.tools.swift.compiler (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name PerfectMosquitto -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/Sources/cmosquitto/module.modulemap -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS27.0.sdk -target arm64-apple-xros1.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 4.2 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros27.0-24M361-e829b21a6f8c9b70876ba0858053c044735bd543db762f57723cac368afd1ce4.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto-OutputFileMap.json -save-temps -no-color-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.swiftmodule -serialize-diagnostics -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ PerfectMosquitto.swift /Users/admin/builder/spi-builder-workspace/Sources/PerfectMosquitto/PerfectMosquitto.swift (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/PerfectMosquitto/PerfectMosquitto.swift (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile PerfectMosquitto.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "cmosquitto.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/Sources/cmosquitto/cmosquitto.h:4:10: error: '/usr/local/include/mosquitto.h' file not found
2 | #define  __PERFECT_LIB_MOSQUITTO__
3 | #ifdef __APPLE__
4 | #include "/usr/local/include/mosquitto.h"
  |          `- error: '/usr/local/include/mosquitto.h' file not found
5 | #else
6 | #include "/usr/include/mosquitto.h"
SwiftEmitModule normal arm64 Emitting\ module\ for\ PerfectMosquitto (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "cmosquitto.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/Sources/cmosquitto/cmosquitto.h:4:10: error: '/usr/local/include/mosquitto.h' file not found
2 | #define  __PERFECT_LIB_MOSQUITTO__
3 | #ifdef __APPLE__
4 | #include "/usr/local/include/mosquitto.h"
  |          `- error: '/usr/local/include/mosquitto.h' file not found
5 | #else
6 | #include "/usr/include/mosquitto.h"
/Users/admin/builder/spi-builder-workspace/Sources/PerfectMosquitto/PerfectMosquitto.swift:25:8: error: could not build Objective-C module 'cmosquitto'
 23 | #endif
 24 |
 25 | import cmosquitto
    |        `- error: could not build Objective-C module 'cmosquitto'
 26 |
 27 | extension String {
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/PerfectMosquitto/PerfectMosquitto.swift -target arm64-apple-xros1.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -profile-generate -profile-coverage-mapping -swift-version 4.2 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/Sources/cmosquitto/module.modulemap -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros27.0-24M361-e829b21a6f8c9b70876ba0858053c044735bd543db762f57723cac368afd1ce4.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name PerfectMosquitto -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto_const_extract_protocols.json -disable-clang-spi -target-sdk-version 27.0 -target-sdk-name xros27.0 -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PerfectMosquitto.build/Debug-xros/PerfectMosquitto-t.build/Objects-normal/arm64/PerfectMosquitto.abi.json
SwiftCompile normal arm64 (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
2026-09-16 00:21:25.560 xcodebuild[718:4494] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ PerfectMosquitto (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
	SwiftCompile normal arm64 (in target 'PerfectMosquitto' from project 'PerfectMosquitto')
	Building workspace PerfectMosquitto with scheme PerfectMosquitto
(3 failures)
BUILD FAILURE 6.4 visionOS