OpenCV – Build Information – Swift Package Index

Build Information

Failed to build OpenCV, reference main (151a53), with Swift 6.2 for watchOS using Xcode 26.3 on 3 Jan 2026 06:39:39 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.0.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme OpenCV -destination generic/platform=watchOS

Build Log

========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/yeatse/opencv-spm.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/yeatse/opencv-spm
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 151a537 Update Package.swift
Cloned https://github.com/yeatse/opencv-spm.git
Revision (git rev-parse @):
151a5374946aa867ff3892e0d69fd85e1ecdaf2e
SUCCESS checkout https://github.com/yeatse/opencv-spm.git at main
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             6.2
Building package at path:  $PWD
https://github.com/yeatse/opencv-spm.git
Command line invocation:
    /Applications/Xcode-26.0.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  OpenCV: /Users/admin/builder/spi-builder-workspace
resolved source packages: OpenCV
2026-01-03 01:39:30.031 xcodebuild[521:3055] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-01-03 01:39:30.081 xcodebuild[521:3055] [MT] DVTAssertions: Warning in IDEFrameworks/IDEFoundation/Execution/RunContextManager/IDERunContextManager.m:926
Details:  Error deleting scheme: Cannot modify data because the process disallows saving.
Object:   <IDERunContextManager: 0x75c03eb80>
Method:   -deleteRunContexts:completionQueue:completionBlock:
Thread:   <_NSMainThread: 0x1028f9ae0>{number = 1, name = main}
Please file a bug at https://feedbackassistant.apple.com with this warning message and any useful information you can provide.
2026-01-03 01:39:30.082 xcodebuild[521:3055] could not delete old scheme: Error Domain=DVTCustomDataStoringErrors Code=0 "Cannot modify data because the process disallows saving." UserInfo={NSLocalizedDescription=Cannot modify data because the process disallows saving.}
{
  "dependencies" : [
  ],
  "manifest_display_name" : "OpenCV",
  "name" : "OpenCV",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.13"
    },
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "maccatalyst",
      "version" : "13.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "OpenCV",
      "targets" : [
        "opencv2",
        "opencv2-dependencies"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "opencv2_dependencies",
      "module_type" : "SwiftTarget",
      "name" : "opencv2-dependencies",
      "path" : "Sources/opencv2-dependencies",
      "product_memberships" : [
        "OpenCV"
      ],
      "sources" : [
        "Stub.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "opencv2",
      "module_type" : "BinaryTarget",
      "name" : "opencv2",
      "path" : "remote/archive/opencv2.xcframework.zip",
      "product_memberships" : [
        "OpenCV"
      ],
      "sources" : [
      ],
      "type" : "binary"
    }
  ],
  "tools_version" : "5.9"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "OpenCV"
    ]
  }
}
2026-01-03 01:39:34.607 xcodebuild[618:3734] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme OpenCV -destination generic/platform=watchOS
Command line invocation:
    /Applications/Xcode-26.0.0.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 OpenCV -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
  OpenCV: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'OpenCV' in project 'OpenCV'
        ➜ Explicit dependency on target 'opencv2-dependencies' in project 'OpenCV'
    Target 'opencv2-dependencies' in project 'OpenCV' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.0.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 8981146d14a41c3e06a170f428422006
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/8981146d14a41c3e06a170f428422006.xcbuilddata
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/opencv2/opencv2.xcframework:1:1: error: While building for watchOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/opencv2/opencv2.xcframework'. (in target 'OpenCV' from project 'OpenCV')
2026-01-03 01:39:36.000 xcodebuild[620:3773] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme OpenCV
(1 failure)
Command line invocation:
    /Applications/Xcode-26.0.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  OpenCV: /Users/admin/builder/spi-builder-workspace
resolved source packages: OpenCV
2026-01-03 01:39:37.441 xcodebuild[635:3874] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "OpenCV",
  "name" : "OpenCV",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.13"
    },
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "maccatalyst",
      "version" : "13.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "OpenCV",
      "targets" : [
        "opencv2",
        "opencv2-dependencies"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "opencv2_dependencies",
      "module_type" : "SwiftTarget",
      "name" : "opencv2-dependencies",
      "path" : "Sources/opencv2-dependencies",
      "product_memberships" : [
        "OpenCV"
      ],
      "sources" : [
        "Stub.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "opencv2",
      "module_type" : "BinaryTarget",
      "name" : "opencv2",
      "path" : "remote/archive/opencv2.xcframework.zip",
      "product_memberships" : [
        "OpenCV"
      ],
      "sources" : [
      ],
      "type" : "binary"
    }
  ],
  "tools_version" : "5.9"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "OpenCV"
    ]
  }
}
2026-01-03 01:39:38.433 xcodebuild[643:3935] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme OpenCV -destination generic/platform=watchOS
Command line invocation:
    /Applications/Xcode-26.0.0.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 OpenCV -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
  OpenCV: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'OpenCV' in project 'OpenCV'
        ➜ Explicit dependency on target 'opencv2-dependencies' in project 'OpenCV'
    Target 'opencv2-dependencies' in project 'OpenCV' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.0.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 8981146d14a41c3e06a170f428422006
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/8981146d14a41c3e06a170f428422006.xcbuilddata
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/opencv2/opencv2.xcframework:1:1: error: While building for watchOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/opencv2/opencv2.xcframework'. (in target 'OpenCV' from project 'OpenCV')
2026-01-03 01:39:39.239 xcodebuild[645:3963] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme OpenCV
(1 failure)
BUILD FAILURE 6.2 watchOS