Build Information
Failed to build SwiftMQTTAsync, reference v0.2.0 (f7c100), with Swift 6.0 for watchOS using Xcode 16.2 on 11 Feb 2026 19:59:24 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: 4.68.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/LukaAlhonen/SwiftMQTTAsync.git
Reference: v0.2.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/LukaAlhonen/SwiftMQTTAsync
* tag v0.2.0 -> FETCH_HEAD
HEAD is now at f7c1007 Merge pull request #40 from LukaAlhonen/dev
Cloned https://github.com/LukaAlhonen/SwiftMQTTAsync.git
Revision (git rev-parse @):
f7c10070d016903bc82832af9bd511908833e7bf
SUCCESS checkout https://github.com/LukaAlhonen/SwiftMQTTAsync.git at v0.2.0
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Build
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Selected platform: watchOS
Swift version: 6.0
Building package at path: $PWD
https://github.com/LukaAlhonen/SwiftMQTTAsync.git
Command line invocation:
/Applications/Xcode-16.2.0.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 6.2.0 but the installed version is 6.0.0
Resolved source packages:
spi-builder-workspace: (null)
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.0.0
2026-02-11 11:59:21.854 xcodebuild[512:2964] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-11-02_11-59-0021.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 6.0.0
Command line invocation:
/Applications/Xcode-16.2.0.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 6.2.0 but the installed version is 6.0.0
Resolved source packages:
spi-builder-workspace: (null)
2026-02-11 11:59:23.682 xcodebuild[581:3357] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-11-02_11-59-0023.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 6.0.0
BUILD FAILURE 6.0 watchOS