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Build Information

Failed to build SwiftLibModbus, reference 2.1.2 (9ec8ff), with Swift 6.0 for macOS (SPM) on 20 Apr 2026 22:41:13 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64

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/jollyjinx/SwiftLibModbus.git
Reference: 2.1.2
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/jollyjinx/SwiftLibModbus
 * tag               2.1.2      -> FETCH_HEAD
HEAD is now at 9ec8ff8 Preserve TCP response timeout across reconnects
Cloned https://github.com/jollyjinx/SwiftLibModbus.git
Revision (git rev-parse @):
9ec8ff8e9be56af486bcc446a29b5b9608f6ce01
SUCCESS checkout https://github.com/jollyjinx/SwiftLibModbus.git at 2.1.2
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Build
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Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/jollyjinx/SwiftLibModbus.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.3.0 but the installed version is 6.0.3
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.3.0 but the installed version is 6.0.3
BUILD FAILURE 6.0 macosSpm