Build Information
Failed to build Ollin, reference 0.17.0 (14d9de), with Swift 6.1 for visionOS using Xcode 16.3 on 28 Oct 2026 00:26:28 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/eaviles/Ollin.git
Reference: 0.17.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/eaviles/Ollin
* tag 0.17.0 -> FETCH_HEAD
HEAD is now at 14d9de9 Ollin 0.17.0.
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Cloned https://github.com/eaviles/Ollin.git
Revision (git rev-parse @):
14d9de972be5146d4cf00c9fbfab0d82ffbed1cf
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/eaviles/Ollin.git at 0.17.0
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Build
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Selected platform: visionOS
Swift version: 6.1
Building package at path: $PWD
https://github.com/eaviles/Ollin.git
https://github.com/eaviles/Ollin.git
error: 'spi-builder-workspace': Invalid manifest (compiled with: ["/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc", "-vfsoverlay", "/var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/TemporaryDirectory.z21nix/vfs.yaml", "-L", "/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/pm/ManifestAPI", "-lPackageDescription", "-Xlinker", "-rpath", "-Xlinker", "/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/pm/ManifestAPI", "-target", "arm64-apple-macosx14.0", "-sdk", "/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk", "-F", "/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks", "-F", "/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/PrivateFrameworks", "-I", "/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib", "-L", "/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib", "-swift-version", "6", "-I", "/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/pm/ManifestAPI", "-sdk", "/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk", "-package-description-version", "6.0.0", "/Users/admin/builder/spi-builder-workspace/Package.swift", "-o", "/var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/TemporaryDirectory.lp6MtF/spi-builder-workspace-manifest"])
/Users/admin/builder/spi-builder-workspace/Package.swift:9:8: error: Building Ollin needs Swift 6.3 or newer (Xcode 26); running a sketch needs macOS 26 or newer. Select a newer toolchain and build again.
7 | // framework.
8 | #if compiler(<6.3)
9 | #error("Building Ollin needs Swift 6.3 or newer (Xcode 26); running a sketch needs macOS 26 or newer. Select a newer toolchain and build again.")
| `- error: Building Ollin needs Swift 6.3 or newer (Xcode 26); running a sketch needs macOS 26 or newer. Select a newer toolchain and build again.
10 | #endif
11 |
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
Resolve Package Graph
Package: spi-builder-workspace
Resolved source packages:
spi-builder-workspace: (null)
2026-10-27 17:26:26.783 xcodebuild[580:3580] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-27-10_17-26-0026.xcresult
xcodebuild: error: Could not resolve package dependencies:
Building Ollin needs Swift 6.3 or newer (Xcode 26); running a sketch needs macOS 26 or newer. Select a newer toolchain and build again.
<unknown>:0: warning: legacy driver is now deprecated; consider avoiding specifying '-disallow-use-new-driver'
/Users/admin/builder/spi-builder-workspace/Package.swift:9:8: error: Building Ollin needs Swift 6.3 or newer (Xcode 26); running a sketch needs macOS 26 or newer. Select a newer toolchain and build again.
7 | // framework.
8 | #if compiler(<6.3)
9 | #error("Building Ollin needs Swift 6.3 or newer (Xcode 26); running a sketch needs macOS 26 or newer. Select a newer toolchain and build again.")
| `- error: Building Ollin needs Swift 6.3 or newer (Xcode 26); running a sketch needs macOS 26 or newer. Select a newer toolchain and build again.
10 | #endif
11 |
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
Resolved source packages:
spi-builder-workspace: (null)
2026-10-27 17:26:28.401 xcodebuild[757:4586] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-27-10_17-26-0028.xcresult
xcodebuild: error: Could not resolve package dependencies:
Building Ollin needs Swift 6.3 or newer (Xcode 26); running a sketch needs macOS 26 or newer. Select a newer toolchain and build again.
<unknown>:0: warning: legacy driver is now deprecated; consider avoiding specifying '-disallow-use-new-driver'
/Users/admin/builder/spi-builder-workspace/Package.swift:9:8: error: Building Ollin needs Swift 6.3 or newer (Xcode 26); running a sketch needs macOS 26 or newer. Select a newer toolchain and build again.
7 | // framework.
8 | #if compiler(<6.3)
9 | #error("Building Ollin needs Swift 6.3 or newer (Xcode 26); running a sketch needs macOS 26 or newer. Select a newer toolchain and build again.")
| `- error: Building Ollin needs Swift 6.3 or newer (Xcode 26); running a sketch needs macOS 26 or newer. Select a newer toolchain and build again.
10 | #endif
11 |
BUILD FAILURE 6.1 visionOS