Swift Package Index

Build Information

Failed to build mcp-swift-sdk, reference 0.10.1 (f1b50e), with Swift 5.10 for macOS (Xcode) using Xcode 15.4 on 14 Aug 2025 17:44:30 UTC.

Build Command

No build command. This typically means the build failed at an early stage where we determine the build command.

Build Log

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RunAll
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Builder version: 4.66.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/modelcontextprotocol/swift-sdk.git
Reference: 0.10.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/modelcontextprotocol/swift-sdk
 * tag               0.10.1     -> FETCH_HEAD
HEAD is now at f1b50e6 Update README to document support for Alpine Linux (#153)
Cloned https://github.com/modelcontextprotocol/swift-sdk.git
Revision (git rev-parse @):
f1b50e6de22b5206068bb09851d585f560d893c4
SUCCESS checkout https://github.com/modelcontextprotocol/swift-sdk.git at 0.10.1
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Build
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Selected platform:         macosXcodebuild
Swift version:             5.10
Building package at path:  $PWD
https://github.com/modelcontextprotocol/swift-sdk.git
Command line invocation:
    /Applications/Xcode-15.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.0.0 but the installed version is 5.10.0
Resolved source packages:
  spi-builder-workspace: /Users/admin/builder/spi-builder-workspace
2025-08-14 13:44:27.294 xcodebuild[455:2480] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2025-14-08_13-44-0027.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'spi-builder-workspace' is using Swift tools version 6.0.0 but the installed version is 5.10.0
Command line invocation:
    /Applications/Xcode-15.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.0.0 but the installed version is 5.10.0
Resolved source packages:
  spi-builder-workspace: /Users/admin/builder/spi-builder-workspace
2025-08-14 13:44:29.102 xcodebuild[503:2752] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2025-14-08_13-44-0029.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'spi-builder-workspace' is using Swift tools version 6.0.0 but the installed version is 5.10.0
BUILD FAILURE 5.10 macosXcodebuild