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Build Information

Failed to build OpenCombineJS, reference 0.2.0 (e574e4), with Swift 6.3 for watchOS using Xcode 26.4 on 12 Apr 2026 22:31:08 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme OpenCombineJS-Package -destination generic/platform=watchOS

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swiftwasm/OpenCombineJS.git
Reference: 0.2.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swiftwasm/OpenCombineJS
 * tag               0.2.0      -> FETCH_HEAD
HEAD is now at e574e41 Update CHANGELOG.md
Cloned https://github.com/swiftwasm/OpenCombineJS.git
Revision (git rev-parse @):
e574e418ba468ff5c2d4c499eb56f108aeb4d2ba
SUCCESS checkout https://github.com/swiftwasm/OpenCombineJS.git at 0.2.0
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             6.3
Building package at path:  $PWD
https://github.com/swiftwasm/OpenCombineJS.git
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/OpenCombine/OpenCombine.git
Fetching from https://github.com/swiftwasm/JavaScriptKit.git
Fetching from https://github.com/swiftlang/swift-syntax
Creating working copy of package ‘OpenCombine’
Checking out 0.14.0 of package ‘OpenCombine’
Creating working copy of package ‘JavaScriptKit’
Checking out 0.50.2 of package ‘JavaScriptKit’
Creating working copy of package ‘swift-syntax’
Checking out 603.0.0 of package ‘swift-syntax’
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/603.0.0/swiftlang-6.3.0.123.5-macosx26.4-MacroSupport.zip
Resolve Package Graph
Resolved source packages:
  JavaScriptKit: https://github.com/swiftwasm/JavaScriptKit.git @ 0.50.2
  OpenCombine: https://github.com/OpenCombine/OpenCombine.git @ 0.14.0
  OpenCombineJS: /Users/admin/builder/spi-builder-workspace
  swift-syntax: https://github.com/swiftlang/swift-syntax @ 603.0.0
resolved source packages: JavaScriptKit, OpenCombine, OpenCombineJS, swift-syntax
2026-04-12 18:30:34.675 xcodebuild[529:3063] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "javascriptkit",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.13.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/swiftwasm/JavaScriptKit.git"
    },
    {
      "identity" : "opencombine",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.13.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/OpenCombine/OpenCombine.git"
    }
  ],
  "manifest_display_name" : "OpenCombineJS",
  "name" : "OpenCombineJS",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "OpenCombineJSExample",
      "targets" : [
        "OpenCombineJSExample"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "OpenCombineJS",
      "targets" : [
        "OpenCombineJS"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "OpenCombineJSExample",
      "module_type" : "SwiftTarget",
      "name" : "OpenCombineJSExample",
      "path" : "Sources/OpenCombineJSExample",
      "product_memberships" : [
        "OpenCombineJSExample"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "OpenCombineJS"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "OpenCombineJS",
      "module_type" : "SwiftTarget",
      "name" : "OpenCombineJS",
      "path" : "Sources/OpenCombineJS",
      "product_dependencies" : [
        "JavaScriptKit",
        "OpenCombine"
      ],
      "product_memberships" : [
        "OpenCombineJSExample",
        "OpenCombineJS"
      ],
      "sources" : [
        "JSPromise.swift",
        "JSScheduler.swift",
        "JSValueDecoder.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "OpenCombineJS",
      "OpenCombineJS-Package",
      "OpenCombineJSExample"
    ]
  }
}
2026-04-12 18:30:48.214 xcodebuild[795:4724] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme OpenCombineJS-Package -destination generic/platform=watchOS
Command line invocation:
    /Applications/Xcode-26.4.0.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 OpenCombineJS-Package -destination generic/platform=watchOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  OpenCombineJS: /Users/admin/builder/spi-builder-workspace
  OpenCombine: https://github.com/OpenCombine/OpenCombine.git @ 0.14.0
  swift-syntax: https://github.com/swiftlang/swift-syntax @ 603.0.0
  JavaScriptKit: https://github.com/swiftwasm/JavaScriptKit.git @ 0.50.2
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (10 targets)
    Target 'OpenCombineJSExample' in project 'OpenCombineJS'
        ➜ Explicit dependency on target 'OpenCombineJS' in project 'OpenCombineJS'
        ➜ Explicit dependency on target 'JavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target 'OpenCombine' in project 'OpenCombine'
    Target 'OpenCombineJS' in project 'OpenCombineJS'
        ➜ Explicit dependency on target 'OpenCombineJS' in project 'OpenCombineJS'
        ➜ Explicit dependency on target 'JavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target 'OpenCombine' in project 'OpenCombine'
    Target 'OpenCombineJS' in project 'OpenCombineJS'
        ➜ Explicit dependency on target 'JavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target 'OpenCombine' in project 'OpenCombine'
    Target 'OpenCombine' in project 'OpenCombine'
        ➜ Explicit dependency on target 'OpenCombine' in project 'OpenCombine'
        ➜ Explicit dependency on target 'COpenCombineHelpers' in project 'OpenCombine'
    Target 'OpenCombine' in project 'OpenCombine'
        ➜ Explicit dependency on target 'COpenCombineHelpers' in project 'OpenCombine'
    Target 'COpenCombineHelpers' in project 'OpenCombine' (no dependencies)
    Target 'JavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target 'JavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target '_CJavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target 'BridgeJSMacros' in project 'JavaScriptKit'
    Target 'JavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target '_CJavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target 'BridgeJSMacros' in project 'JavaScriptKit'
    Target 'BridgeJSMacros' in project 'JavaScriptKit' (no dependencies)
    Target '_CJavaScriptKit' in project 'JavaScriptKit' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: aa00fd1d4f3c0f71cd34524346d6f625
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/aa00fd1d4f3c0f71cd34524346d6f625.xcbuilddata
error: The package product 'JavaScriptKit' requires minimum platform version 6.0 for the watchOS platform, but this target supports 5.0 (in target 'OpenCombineJSExample' from project 'OpenCombineJS')
error: The package product 'JavaScriptKit' requires minimum platform version 6.0 for the watchOS platform, but this target supports 5.0 (in target 'OpenCombineJS' from project 'OpenCombineJS')
2026-04-12 18:30:54.079 xcodebuild[819:4929] [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 OpenCombineJS-Package
(1 failure)
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  OpenCombineJS: /Users/admin/builder/spi-builder-workspace
  JavaScriptKit: https://github.com/swiftwasm/JavaScriptKit.git @ 0.50.2
  swift-syntax: https://github.com/swiftlang/swift-syntax @ 603.0.0
  OpenCombine: https://github.com/OpenCombine/OpenCombine.git @ 0.14.0
resolved source packages: OpenCombineJS, JavaScriptKit, swift-syntax, OpenCombine
2026-04-12 18:31:00.783 xcodebuild[900:5375] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "javascriptkit",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.13.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/swiftwasm/JavaScriptKit.git"
    },
    {
      "identity" : "opencombine",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.13.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/OpenCombine/OpenCombine.git"
    }
  ],
  "manifest_display_name" : "OpenCombineJS",
  "name" : "OpenCombineJS",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "OpenCombineJSExample",
      "targets" : [
        "OpenCombineJSExample"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "OpenCombineJS",
      "targets" : [
        "OpenCombineJS"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "OpenCombineJSExample",
      "module_type" : "SwiftTarget",
      "name" : "OpenCombineJSExample",
      "path" : "Sources/OpenCombineJSExample",
      "product_memberships" : [
        "OpenCombineJSExample"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "OpenCombineJS"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "OpenCombineJS",
      "module_type" : "SwiftTarget",
      "name" : "OpenCombineJS",
      "path" : "Sources/OpenCombineJS",
      "product_dependencies" : [
        "JavaScriptKit",
        "OpenCombine"
      ],
      "product_memberships" : [
        "OpenCombineJSExample",
        "OpenCombineJS"
      ],
      "sources" : [
        "JSPromise.swift",
        "JSScheduler.swift",
        "JSValueDecoder.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "OpenCombineJS",
      "OpenCombineJS-Package",
      "OpenCombineJSExample"
    ]
  }
}
2026-04-12 18:31:04.225 xcodebuild[924:5539] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme OpenCombineJS-Package -destination generic/platform=watchOS
Command line invocation:
    /Applications/Xcode-26.4.0.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 OpenCombineJS-Package -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
  OpenCombineJS: /Users/admin/builder/spi-builder-workspace
  OpenCombine: https://github.com/OpenCombine/OpenCombine.git @ 0.14.0
  swift-syntax: https://github.com/swiftlang/swift-syntax @ 603.0.0
  JavaScriptKit: https://github.com/swiftwasm/JavaScriptKit.git @ 0.50.2
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (10 targets)
    Target 'OpenCombineJSExample' in project 'OpenCombineJS'
        ➜ Explicit dependency on target 'OpenCombineJS' in project 'OpenCombineJS'
        ➜ Explicit dependency on target 'JavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target 'OpenCombine' in project 'OpenCombine'
    Target 'OpenCombineJS' in project 'OpenCombineJS'
        ➜ Explicit dependency on target 'OpenCombineJS' in project 'OpenCombineJS'
        ➜ Explicit dependency on target 'JavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target 'OpenCombine' in project 'OpenCombine'
    Target 'OpenCombineJS' in project 'OpenCombineJS'
        ➜ Explicit dependency on target 'JavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target 'OpenCombine' in project 'OpenCombine'
    Target 'OpenCombine' in project 'OpenCombine'
        ➜ Explicit dependency on target 'OpenCombine' in project 'OpenCombine'
        ➜ Explicit dependency on target 'COpenCombineHelpers' in project 'OpenCombine'
    Target 'OpenCombine' in project 'OpenCombine'
        ➜ Explicit dependency on target 'COpenCombineHelpers' in project 'OpenCombine'
    Target 'COpenCombineHelpers' in project 'OpenCombine' (no dependencies)
    Target 'JavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target 'JavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target '_CJavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target 'BridgeJSMacros' in project 'JavaScriptKit'
    Target 'JavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target '_CJavaScriptKit' in project 'JavaScriptKit'
        ➜ Explicit dependency on target 'BridgeJSMacros' in project 'JavaScriptKit'
    Target 'BridgeJSMacros' in project 'JavaScriptKit' (no dependencies)
    Target '_CJavaScriptKit' in project 'JavaScriptKit' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: aa00fd1d4f3c0f71cd34524346d6f625
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/aa00fd1d4f3c0f71cd34524346d6f625.xcbuilddata
error: The package product 'JavaScriptKit' requires minimum platform version 6.0 for the watchOS platform, but this target supports 5.0 (in target 'OpenCombineJSExample' from project 'OpenCombineJS')
error: The package product 'JavaScriptKit' requires minimum platform version 6.0 for the watchOS platform, but this target supports 5.0 (in target 'OpenCombineJS' from project 'OpenCombineJS')
2026-04-12 18:31:07.345 xcodebuild[941:5666] [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 OpenCombineJS-Package
(1 failure)
BUILD FAILURE 6.3 watchOS