Swift Package IndexBuild Information
Successful build of SwifterSockets, reference 1.1.3 (a1bad9), with Swift 6.3 for Linux on 11 Apr 2026 11:26:36 UTC.
Swift 6 data race errors: 0
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Balancingrock/SwifterSockets.git
Reference: 1.1.3
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: git branch -m <name>
From https://github.com/Balancingrock/SwifterSockets
* tag 1.1.3 -> FETCH_HEAD
HEAD is now at a1bad95 reduced target macos to 10.10
Cloned https://github.com/Balancingrock/SwifterSockets.git
Revision (git rev-parse @):
a1bad95095bca87756cd0f3d72d6b448ce5684a3
SUCCESS checkout https://github.com/Balancingrock/SwifterSockets.git at 1.1.3
========================================
Build
========================================
Selected platform: linux
Swift version: 6.3
Building package at path: $PWD
https://github.com/Balancingrock/SwifterSockets.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/18] Emitting module SwifterSockets
[4/20] Compiling SwifterSockets TransmitterProtocol.swift
[5/20] Compiling SwifterSockets WaitForSelect.swift
[6/20] Compiling SwifterSockets TipInterface.swift
[7/20] Compiling SwifterSockets TipReceiverLoop.swift
[8/20] Compiling SwifterSockets SetupTipServer.swift
[9/20] Compiling SwifterSockets SwifterSocketsResult.swift
[10/20] Compiling SwifterSockets SwifterSocketsUtils.swift
[11/20] Compiling SwifterSockets TipAccept.swift
[12/20] Compiling SwifterSockets TipServer.swift
[13/20] Compiling SwifterSockets TipTransfer.swift
[14/20] Compiling SwifterSockets ReceiverProtocol.swift
[15/20] Compiling SwifterSockets ServerProtocol.swift
[16/20] Compiling SwifterSockets ConnectToTipServer.swift
/host/spi-builder-workspace/Sources/SwifterSockets/Connection.swift:544:29: warning: capture of 'buffer' with non-Sendable type 'UnsafeBufferPointer<UInt8>' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
542 |
543 | _ = self.interface?.transfer(
544 | buffer: buffer,
| `- warning: capture of 'buffer' with non-Sendable type 'UnsafeBufferPointer<UInt8>' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
545 | timeout: timeout ?? self.transmitterTimeoutValue,
546 | callback: callback ?? self.transmitterProtocol ?? self,
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)
/host/spi-builder-workspace/Sources/SwifterSockets/Connection.swift:696:56: warning: capture of 'copy' with non-Sendable type 'UnsafeMutableRawBufferPointer' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
694 |
695 | _ = self.interface?.transfer(
696 | buffer: UnsafeBufferPointer(start: copy.baseAddress!.assumingMemoryBound(to: UInt8.self), count: buffer.count),
| `- warning: capture of 'copy' with non-Sendable type 'UnsafeMutableRawBufferPointer' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
697 | timeout: timeout ?? self.transmitterTimeoutValue,
698 | callback: callback ?? self.transmitterProtocol ?? self,
Swift.UnsafeMutableRawBufferPointer:1:23: note: struct 'UnsafeMutableRawBufferPointer' does not conform to the 'Sendable' protocol
1 | @frozen public struct UnsafeMutableRawBufferPointer {
| `- note: struct 'UnsafeMutableRawBufferPointer' does not conform to the 'Sendable' protocol
2 | @inlinable public init(start: UnsafeMutableRawPointer?, count: Int)
3 | public init(_empty: ())
/host/spi-builder-workspace/Sources/SwifterSockets/Connection.swift:696:118: warning: capture of 'buffer' with non-Sendable type 'UnsafeBufferPointer<UInt8>' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
694 |
695 | _ = self.interface?.transfer(
696 | buffer: UnsafeBufferPointer(start: copy.baseAddress!.assumingMemoryBound(to: UInt8.self), count: buffer.count),
| `- warning: capture of 'buffer' with non-Sendable type 'UnsafeBufferPointer<UInt8>' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
697 | timeout: timeout ?? self.transmitterTimeoutValue,
698 | callback: callback ?? self.transmitterProtocol ?? self,
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)
[#SendableClosureCaptures]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures>
[17/20] Compiling SwifterSockets Connection.swift
/host/spi-builder-workspace/Sources/SwifterSockets/Connection.swift:544:29: warning: capture of 'buffer' with non-Sendable type 'UnsafeBufferPointer<UInt8>' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
542 |
543 | _ = self.interface?.transfer(
544 | buffer: buffer,
| `- warning: capture of 'buffer' with non-Sendable type 'UnsafeBufferPointer<UInt8>' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
545 | timeout: timeout ?? self.transmitterTimeoutValue,
546 | callback: callback ?? self.transmitterProtocol ?? self,
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)
/host/spi-builder-workspace/Sources/SwifterSockets/Connection.swift:696:56: warning: capture of 'copy' with non-Sendable type 'UnsafeMutableRawBufferPointer' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
694 |
695 | _ = self.interface?.transfer(
696 | buffer: UnsafeBufferPointer(start: copy.baseAddress!.assumingMemoryBound(to: UInt8.self), count: buffer.count),
| `- warning: capture of 'copy' with non-Sendable type 'UnsafeMutableRawBufferPointer' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
697 | timeout: timeout ?? self.transmitterTimeoutValue,
698 | callback: callback ?? self.transmitterProtocol ?? self,
Swift.UnsafeMutableRawBufferPointer:1:23: note: struct 'UnsafeMutableRawBufferPointer' does not conform to the 'Sendable' protocol
1 | @frozen public struct UnsafeMutableRawBufferPointer {
| `- note: struct 'UnsafeMutableRawBufferPointer' does not conform to the 'Sendable' protocol
2 | @inlinable public init(start: UnsafeMutableRawPointer?, count: Int)
3 | public init(_empty: ())
/host/spi-builder-workspace/Sources/SwifterSockets/Connection.swift:696:118: warning: capture of 'buffer' with non-Sendable type 'UnsafeBufferPointer<UInt8>' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
694 |
695 | _ = self.interface?.transfer(
696 | buffer: UnsafeBufferPointer(start: copy.baseAddress!.assumingMemoryBound(to: UInt8.self), count: buffer.count),
| `- warning: capture of 'buffer' with non-Sendable type 'UnsafeBufferPointer<UInt8>' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
697 | timeout: timeout ?? self.transmitterTimeoutValue,
698 | callback: callback ?? self.transmitterProtocol ?? self,
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)
[#SendableClosureCaptures]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures>
[18/20] Compiling SwifterSockets ConnectionPool.swift
/host/spi-builder-workspace/Sources/SwifterSockets/Connection.swift:544:29: warning: capture of 'buffer' with non-Sendable type 'UnsafeBufferPointer<UInt8>' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
542 |
543 | _ = self.interface?.transfer(
544 | buffer: buffer,
| `- warning: capture of 'buffer' with non-Sendable type 'UnsafeBufferPointer<UInt8>' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
545 | timeout: timeout ?? self.transmitterTimeoutValue,
546 | callback: callback ?? self.transmitterProtocol ?? self,
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)
/host/spi-builder-workspace/Sources/SwifterSockets/Connection.swift:696:56: warning: capture of 'copy' with non-Sendable type 'UnsafeMutableRawBufferPointer' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
694 |
695 | _ = self.interface?.transfer(
696 | buffer: UnsafeBufferPointer(start: copy.baseAddress!.assumingMemoryBound(to: UInt8.self), count: buffer.count),
| `- warning: capture of 'copy' with non-Sendable type 'UnsafeMutableRawBufferPointer' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
697 | timeout: timeout ?? self.transmitterTimeoutValue,
698 | callback: callback ?? self.transmitterProtocol ?? self,
Swift.UnsafeMutableRawBufferPointer:1:23: note: struct 'UnsafeMutableRawBufferPointer' does not conform to the 'Sendable' protocol
1 | @frozen public struct UnsafeMutableRawBufferPointer {
| `- note: struct 'UnsafeMutableRawBufferPointer' does not conform to the 'Sendable' protocol
2 | @inlinable public init(start: UnsafeMutableRawPointer?, count: Int)
3 | public init(_empty: ())
/host/spi-builder-workspace/Sources/SwifterSockets/Connection.swift:696:118: warning: capture of 'buffer' with non-Sendable type 'UnsafeBufferPointer<UInt8>' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
694 |
695 | _ = self.interface?.transfer(
696 | buffer: UnsafeBufferPointer(start: copy.baseAddress!.assumingMemoryBound(to: UInt8.self), count: buffer.count),
| `- warning: capture of 'buffer' with non-Sendable type 'UnsafeBufferPointer<UInt8>' in a '@Sendable' closure; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
697 | timeout: timeout ?? self.transmitterTimeoutValue,
698 | callback: callback ?? self.transmitterProtocol ?? self,
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)
[#SendableClosureCaptures]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures>
[19/20] Compiling SwifterSockets FileDescriptorMacros.swift
[20/20] Compiling SwifterSockets InterfaceAccess.swift
Build complete! (12.24s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "SwifterSockets",
"name" : "SwifterSockets",
"path" : "/host/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.10"
},
{
"name" : "ios",
"version" : "8.0"
}
],
"products" : [
{
"name" : "SwifterSockets",
"targets" : [
"SwifterSockets"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"swift_languages_versions" : [
"4",
"4.2",
"5"
],
"targets" : [
{
"c99name" : "SwifterSockets",
"module_type" : "SwiftTarget",
"name" : "SwifterSockets",
"path" : "Sources/SwifterSockets",
"product_memberships" : [
"SwifterSockets"
],
"sources" : [
"ConnectToTipServer.swift",
"Connection.swift",
"ConnectionPool.swift",
"FileDescriptorMacros.swift",
"InterfaceAccess.swift",
"ReceiverProtocol.swift",
"ServerProtocol.swift",
"SetupTipServer.swift",
"SwifterSocketsResult.swift",
"SwifterSocketsUtils.swift",
"TipAccept.swift",
"TipInterface.swift",
"TipReceiverLoop.swift",
"TipServer.swift",
"TipTransfer.swift",
"TransmitterProtocol.swift",
"WaitForSelect.swift"
],
"type" : "library"
}
],
"tools_version" : "5.0"
}
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
Done.