Build Information
Failed to build swift-mtproto, reference main (e08c6b), with Swift 6.3 for watchOS using Xcode 26.4 on 18 Oct 2026 17:48:58 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: 5.1.3
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/UInt8Co/swift-mtproto.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/UInt8Co/swift-mtproto
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at e08c6b5 perf: TLCoding & AES-IGE (#1)
Cloned https://github.com/UInt8Co/swift-mtproto.git
Revision (git rev-parse @):
e08c6b5900cc645d6b28c3078c11a4b89f77ba30
SUCCESS checkout https://github.com/UInt8Co/swift-mtproto.git at main
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Build
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Selected platform: watchOS
Swift version: 6.3
Building package at path: $PWD
https://github.com/UInt8Co/swift-mtproto.git
Command line invocation:
/Applications/Xcode-26.5.0.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 6.4.0 but the installed version is 6.3.2
Resolved source packages:
spi-builder-workspace: (null)
2026-10-18 13:48:57.253 xcodebuild[542:3130] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-18-10_13-48-0057.xcresult
xcodebuild: error: Could not resolve package dependencies:
package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.3.2
Command line invocation:
/Applications/Xcode-26.5.0.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 6.4.0 but the installed version is 6.3.2
Resolved source packages:
spi-builder-workspace: (null)
2026-10-18 13:48:58.663 xcodebuild[610:3638] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-18-10_13-48-0058.xcresult
xcodebuild: error: Could not resolve package dependencies:
package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.3.2
BUILD FAILURE 6.3 watchOS