Swift Package Index

Build Information

Failed to build swift-iso-8601, reference 0.2.3 (6ce3cf), with Swift 6.1 for iOS using Xcode 16.3 on 23 Apr 2026 20:16:25 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: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/swift-iso/swift-iso-8601.git
Reference: 0.2.3
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swift-iso/swift-iso-8601
 * tag               0.2.3      -> FETCH_HEAD
HEAD is now at 6ce3cfe Update dependency versions to latest tags
Cloned https://github.com/swift-iso/swift-iso-8601.git
Revision (git rev-parse @):
6ce3cfeecfcaa2984e5f2ed48c9563adf7ec1eb7
SUCCESS checkout https://github.com/swift-iso/swift-iso-8601.git at 0.2.3
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Build
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Selected platform:         iOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/swift-iso/swift-iso-8601.git
https://github.com/swift-iso/swift-iso-8601.git
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.1.0
error: fatalError
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.1.0
Resolved source packages:
  spi-builder-workspace: (null)
2026-04-23 13:16:24.355 xcodebuild[497:2891] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-23-04_13-16-0024.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.1.0
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.1.0
Resolved source packages:
  spi-builder-workspace: (null)
2026-04-23 13:16:25.051 xcodebuild[507:2975] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-23-04_13-16-0025.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.1.0
BUILD FAILURE 6.1 iOS