Build Information
Successful build of unxip, reference v1.1.3 (b3ce1a), with Swift 6.3 for macOS (SPM) on 18 Apr 2026 03:47:44 UTC.
Swift 6 data race errors: 0
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/saagarjha/unxip.git
Reference: v1.1.3
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/saagarjha/unxip
* tag v1.1.3 -> FETCH_HEAD
HEAD is now at b3ce1ab unxip 1.1.3
Cloned https://github.com/saagarjha/unxip.git
Revision (git rev-parse @):
b3ce1ab4728d4173390c97eddd28e821ad9e2974
SUCCESS checkout https://github.com/saagarjha/unxip.git at v1.1.3
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
"identity": ".resolve-product-dependencies",
"name": "resolve-dependencies",
"url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"traits": [
"default"
],
"dependencies": [
{
"identity": "unxip",
"name": "unxip",
"url": "https://github.com/saagarjha/unxip.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/unxip",
"traits": [
"default"
],
"dependencies": [
]
}
]
}
Fetching https://github.com/saagarjha/unxip.git
[1/385] Fetching unxip
Fetched https://github.com/saagarjha/unxip.git from cache (0.74s)
Creating working copy for https://github.com/saagarjha/unxip.git
Working copy of https://github.com/saagarjha/unxip.git resolved at v1.1.3 (b3ce1ab)
Found 0 product dependencies
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.3
Building package at path: $PWD
https://github.com/saagarjha/unxip.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
Building for debugging...
[0/6] Write sources
[1/6] Write unxip-entitlement.plist
[2/6] Write swift-version--6988338F2F200930.txt
[4/8] Compiling unxip unxip.swift
/Users/admin/builder/spi-builder-workspace/unxip.swift:84:6: warning: stored property 'buffer' of 'Sendable'-conforming class 'Chunk' has non-Sendable type 'UnsafeBufferPointer<UInt8>'; this is an error in the Swift 6 language mode
82 |
83 | final class Chunk: Sendable {
84 | let buffer: UnsafeBufferPointer<UInt8>
| `- warning: stored property 'buffer' of 'Sendable'-conforming class 'Chunk' has non-Sendable type 'UnsafeBufferPointer<UInt8>'; this is an error in the Swift 6 language mode
85 | let owned: Bool
86 |
Swift.UnsafeBufferPointer:1:23: note: generic struct 'UnsafeBufferPointer' does not conform to the 'Sendable' protocol
1 | @frozen public struct UnsafeBufferPointer<Element> : Copyable where Element : ~Copyable {
| `- note: generic struct 'UnsafeBufferPointer' does not conform to the 'Sendable' protocol
2 | public let count: Int
3 | @inlinable public init(start: UnsafePointer<Element>?, count: Int)
/Users/admin/builder/spi-builder-workspace/unxip.swift:353:21: warning: capture of '_remaining' with non-Sendable type 'UnsafeBufferPointer<UInt8>.SubSequence' (aka 'Slice<UnsafeBufferPointer<UInt8>>') in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
351 |
352 | chunkStream.addTask {
353 | let remaining = _remaining
| `- warning: capture of '_remaining' with non-Sendable type 'UnsafeBufferPointer<UInt8>.SubSequence' (aka 'Slice<UnsafeBufferPointer<UInt8>>') in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
354 | let decompressedSize = _decompressedSize
355 |
Swift.Slice:1:23: note: generic struct 'Slice' does not conform to the 'Sendable' protocol
1 | @frozen public struct Slice<Base> where Base : Collection {
| `- note: generic struct 'Slice' does not conform to the 'Sendable' protocol
2 | public var _startIndex: Base.Index
3 | public var _endIndex: Base.Index
[#SendableClosureCaptures]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures>
[5/8] Emitting module unxip
/Users/admin/builder/spi-builder-workspace/unxip.swift:84:6: warning: stored property 'buffer' of 'Sendable'-conforming class 'Chunk' has non-Sendable type 'UnsafeBufferPointer<UInt8>'; this is an error in the Swift 6 language mode
82 |
83 | final class Chunk: Sendable {
84 | let buffer: UnsafeBufferPointer<UInt8>
| `- warning: stored property 'buffer' of 'Sendable'-conforming class 'Chunk' has non-Sendable type 'UnsafeBufferPointer<UInt8>'; this is an error in the Swift 6 language mode
85 | let owned: Bool
86 |
Swift.UnsafeBufferPointer:1:23: note: generic struct 'UnsafeBufferPointer' does not conform to the 'Sendable' protocol
1 | @frozen public struct UnsafeBufferPointer<Element> : Copyable where Element : ~Copyable {
| `- note: generic struct 'UnsafeBufferPointer' does not conform to the 'Sendable' protocol
2 | public let count: Int
3 | @inlinable public init(start: UnsafePointer<Element>?, count: Int)
[5/8] Write Objects.LinkFileList
[6/8] Linking unxip
[7/8] Applying unxip
Build complete! (5.32s)
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/Users/admin/builder/spi-builder-workspace/release.sh
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "unxip",
"name" : "unxip",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "11.0"
}
],
"products" : [
{
"name" : "unxip",
"targets" : [
"unxip"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "unxip",
"module_type" : "SwiftTarget",
"name" : "unxip",
"path" : ".",
"product_memberships" : [
"unxip"
],
"sources" : [
"unxip.swift"
],
"type" : "executable"
}
],
"tools_version" : "5.5"
}
Done.