Build Information
Failed to build PerfectLogger, reference 4.0.0 (733b69), with Swift 6.1 for macOS (Xcode) using Xcode 16.3 on 17 Oct 2026 18:20:03 UTC.
Build Command
No build command. This typically means the build failed at an early stage where we determine the build command.Build Log
========================================
RunAll
========================================
Builder version: 5.1.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/perfectlysoft/perfect-logger.git
Reference: 4.0.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/perfectlysoft/perfect-logger
* tag 4.0.0 -> FETCH_HEAD
HEAD is now at 733b69f Merge pull request #10 from PerfectlySoft/release-4.0.0
Cloned https://github.com/perfectlysoft/perfect-logger.git
Revision (git rev-parse @):
733b69f55fb8e30256ff85f2ffd39af60a41e141
SUCCESS checkout https://github.com/perfectlysoft/perfect-logger.git at 4.0.0
========================================
Build
========================================
Selected platform: macosXcodebuild
Swift version: 6.1
Building package at path: $PWD
https://github.com/perfectlysoft/perfect-logger.git
https://github.com/perfectlysoft/perfect-logger.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)
2026-10-17 11:20:03.150 xcodebuild[504:2893] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-17-10_11-20-0003.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)
2026-10-17 11:20:03.892 xcodebuild[512:2972] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-17-10_11-20-0003.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 macosXcodebuild